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Marin County Warnings, Watches and Advisories

Winter Weather Advisory

Winter Weather Advisory issued March 2 at 10:45AM PST until March 3 at 10:00AM PST by NWS Eureka CA

...STRONG WINTER STORM THROUGH SUNDAY NIGHT AND INTO MONDAY... * WHAT...Widespread accumulating small hail expected. Small hail will be most likely and widespread Saturday morning. Small hail showers are sporadic but hail can last a long time on roadways. * WHERE...Del Norte and Northern Humboldt Coast. * WHEN...Until 10 AM PST Sunday. * IMPACTS...Small hail can create rapid and unexpected icy conditions even at sea level. Roads, and especially bridges and overpasses, will likely become slick and hazardous.

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Area
Coastal Del Norte; Northern Humboldt Coast

Winter Storm Warning

Winter Storm Warning issued March 2 at 10:45AM PST until March 3 at 10:00AM PST by NWS Eureka CA

...STRONG WINTER STORM THROUGH SUNDAY NIGHT AND INTO MONDAY... * WHAT...Heavy snow expected for elevations above 1000 feet. Total snow accumulations between 5 and 10 inches on high passes. 1 to 3 inches as low as Clear Lake level. Winds gusting as high as 45 mph on high ridges this morning. * WHERE...Southeastern Mendocino Interior and Southern Lake. * WHEN...Until 10 AM PST Sunday. * IMPACTS...The strong winds and weight of snow on tree limbs may down power lines and could cause sporadic power outages. Travel could be very difficult. * ADDITIONAL DETAILS...Additional light snow showers possible Sunday night.

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Area
Southeastern Mendocino Interior; Southern Lake County

Winter Storm Warning

Winter Storm Warning issued March 2 at 10:45AM PST until March 3 at 10:00AM PST by NWS Eureka CA

...STRONG WINTER STORM THROUGH SUNDAY NIGHT AND INTO MONDAY... * WHAT...Heavy snow expected for elevations above 1500 feet. Total snow accumulations between 8 and 15 inches on high passes. Winds gusting as high as 45 mph on high ridges this morning. * WHERE...Southwestern Humboldt. * WHEN...Until 10 AM PST Sunday. * IMPACTS...The weight of snow on tree limbs may down power lines and could cause sporadic power outages. Travel could be very difficult.

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Area
Southwestern Humboldt

Winter Storm Warning

Winter Storm Warning issued March 2 at 10:45AM PST until March 3 at 10:00AM PST by NWS Eureka CA

...STRONG WINTER STORM THROUGH SUNDAY NIGHT AND INTO MONDAY... * WHAT...Heavy snow above 1000 feet through Sunday. 6 to 12 inches of additional snowfall on high passes. Lighter snow of 1 to 3 inches as low as 500 feet. Winds gusting up to 45 mph on high ridges this morning. * WHERE...Northeastern Mendocino Interior and Northern Lake. * WHEN...Until 10 AM PST Sunday. * IMPACTS...The weight of snow on tree limbs may down power lines and could cause sporadic power outages. Travel could be very difficult. * ADDITIONAL DETAILS...Additional light snow showers possible through Monday morning.

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Area
Northeastern Mendocino Interior; Northern Lake County

Winter Storm Warning

Winter Storm Warning issued March 2 at 10:45AM PST until March 3 at 10:00AM PST by NWS Eureka CA

...STRONG WINTER STORM THROUGH SUNDAY NIGHT AND INTO MONDAY... * WHAT...Heavy snow possible for elevations above 1000 feet. Additional snow accumulations between 6 and 12 inches possible. Winds could gust as high as 40 mph on high terrain this morning. * WHERE...Northwestern Mendocino Interior. * WHEN...Until 10 AM PST Sunday. * IMPACTS...The strong winds and weight of snow on tree limbs may down power lines and could cause sporadic power outages. Travel could be very difficult. * ADDITIONAL DETAILS...Additional light snow showers possible through Monday morning.

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Area
Northwestern Mendocino Interior

Winter Weather Advisory

Winter Weather Advisory issued March 2 at 10:45AM PST until March 3 at 10:00AM PST by NWS Eureka CA

...STRONG WINTER STORM THROUGH SUNDAY NIGHT AND INTO MONDAY... * WHAT...Widespread accumulating small hail expected. Small hail will be most likely early Saturday. Small hail showers are sporadic but hail can last a long time on roadways. * WHERE...Mendocino Coast. * WHEN...Until 10 AM PST Sunday. * IMPACTS...Small hail can create rapid and unexpected icy conditions even at sea level. Roads, and especially bridges and overpasses, will likely become slick and hazardous.

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Area
Mendocino Coast

Winter Storm Warning

Winter Storm Warning issued March 2 at 10:45AM PST until March 4 at 10:00AM PST by NWS Eureka CA

...STRONG WINTER STORM THROUGH SUNDAY NIGHT AND INTO MONDAY... * WHAT...Heavy snow above 1000 feet through Monday morning. 12 to 24 inches of additional snowfall on high passes. Lighter snow of 2 to 4 inches as low as 500 feet. Winds gusting up to 45 mph this morning. * WHERE...Humboldt Interior. * WHEN...Until 10 AM PST Monday. * IMPACTS...The weight of snow on tree limbs may down power lines and could cause sporadic power outages. Travel could be very difficult to impossible. Tire chains may be necessary if travelling through mountain passes.

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Area
Northern Humboldt Interior; Southern Humboldt Interior

Winter Storm Warning

Winter Storm Warning issued March 2 at 10:45AM PST until March 4 at 10:00AM PST by NWS Eureka CA

...STRONG WINTER STORM THROUGH SUNDAY NIGHT AND INTO MONDAY... * WHAT...Heavy snow for elevations above 1500 feet through Monday morning. 8 to 24 inches for high mountain passes over 3 days. 3 to 8 inches of snow along valley bottoms. Gusts up to 40 mph on high ridges this morning. * WHERE...Trinity County. * WHEN...Until 10 AM PST Monday. * IMPACTS...The weight of snow on tree limbs may down power lines and could cause sporadic power outages. Travel could be very difficult to impossible. Tire chains may be necessary if travelling through mountain passes.

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Area
Northern Trinity; Southern Trinity

Winter Storm Warning

Winter Storm Warning issued March 2 at 10:45AM PST until March 4 at 10:00AM PST by NWS Eureka CA

...STRONG WINTER STORM THROUGH SUNDAY NIGHT AND INTO MONDAY... * WHAT...Heavy snow above 1000 feet through Monday morning. 15 to 25 inches of additional snowfall on high passes. Lighter snow of 2 to 4 inches as low as 500 feet. Winds gusting up to 45 mph on high ridges this morning. * WHERE...Del Norte Interior. * WHEN...Until 10 AM PST Monday. * IMPACTS...The weight of snow on tree limbs may down power lines and could cause sporadic power outages. Travel could be very difficult to impossible. Tire chains may be necessary if travelling through mountain passes.

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Area
Del Norte Interior

High Surf Advisory

High Surf Advisory issued March 2 at 10:35AM PST until March 4 at 10:00AM PST by NWS Los Angeles/Oxnard CA

* WHAT...Large breaking waves of 5 to 8 feet with dangerous rip currents. Highest surf for west facing beaches. * WHERE...Santa Barbara County Southwestern Coast and Santa Barbara County Southeastern Coast. * WHEN...From 3 PM this afternoon to 10 AM PST Monday. * IMPACTS...There is an increased risk for ocean drowning. Rip currents can pull swimmers and surfers out to sea. Large breaking waves can cause injury, wash people off beaches and rocks, and capsize small boats near shore. * ADDITIONAL DETAILS...High tides will occur overnight between Midnight and 2 AM, peaking around 5 feet.

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Area
Santa Barbara County Southwestern Coast; Santa Barbara County Southeastern Coast

High Surf Advisory

High Surf Advisory issued March 2 at 10:35AM PST until March 4 at 10:00AM PST by NWS Los Angeles/Oxnard CA

* WHAT...Large breaking waves of 6 to 9 feet with sets to 11 feet, and dangerous rip currents. Highest surf for west facing beaches. * WHERE...Ventura County Beaches. * WHEN...Until 10 AM PST Monday. * IMPACTS...There is an increased risk for ocean drowning. Rip currents can pull swimmers and surfers out to sea. Large breaking waves can cause injury, wash people off beaches and rocks, and capsize small boats near shore. * ADDITIONAL DETAILS...High tides will occur overnight between Midnight and 2 AM, peaking around 5 feet.

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Area
Ventura County Beaches

High Surf Advisory

High Surf Advisory issued March 2 at 10:35AM PST until March 4 at 10:00AM PST by NWS Los Angeles/Oxnard CA

* WHAT...Large breaking waves of 4 to 7 feet with dangerous rip currents. Highest surf for west facing beaches. * WHERE...Catalina and Santa Barbara Islands, Malibu Coast and Los Angeles County Beaches. * WHEN...From 3 PM this afternoon to 10 AM PST Monday. * IMPACTS...There is an increased risk for ocean drowning. Rip currents can pull swimmers and surfers out to sea. Large breaking waves can cause injury, wash people off beaches and rocks, and capsize small boats near shore. * ADDITIONAL DETAILS...High tides will occur overnight between Midnight and 2 AM, peaking around 5 feet.

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Area
Catalina and Santa Barbara Islands; Malibu Coast; Los Angeles County Beaches

High Surf Advisory

High Surf Advisory issued March 2 at 10:35AM PST until March 4 at 9:00PM PST by NWS Los Angeles/Oxnard CA

* WHAT...Large breaking waves of 10 to 18 feet with dangerous rip currents. Highest surf, along with possible very minor coastal flooding, for west-to-northwest facing beaches. * WHERE...San Luis Obispo County Beaches and Santa Barbara County Central Coast Beaches. * WHEN...Until 9 PM PST Monday. * IMPACTS...There is an increased risk for ocean drowning. Rip currents can pull swimmers and surfers out to sea. Large breaking waves can cause injury, wash people off beaches and rocks, and capsize small boats near shore. Very minor flooding of sea water is possible, around the time of high tide, over vulnerable low- lying coastal areas such as parking lots, beaches, and walkways. Significant damage to roads or structures is NOT expected. * ADDITIONAL DETAILS...High tides will occur overnight between Midnight and 2 AM, peaking around 5 feet.

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Area
San Luis Obispo County Beaches; Santa Barbara County Central Coast Beaches

Winter Weather Advisory

Winter Weather Advisory issued March 2 at 10:00AM PST until March 3 at 10:00PM PST by NWS Medford OR

* WHAT...Snow expected above 4500 feet. Total snow accumulations of 3 to 5 inches. Winds gusting as high a* Travel is strongly discouraged because of dangerous conditions. Do not detour during winter storms. * If you must travel, keep tire chains, a flashlight, blankets, food, water, medications, and a fully charged phone with you. * The safest place during a winter storm is indoors.s 35 mph over exposed terrain. * WHERE...Elevations above 4500 feet in Modoc County. This includes Cedar Pass on highway 299 * WHEN...Until 10 PM PST Sunday. * IMPACTS...Travel could be very difficult. Patchy blowing snow could significantly reduce visibility. * ADDITIONAL DETAILS...Snow will still accumulate down to 1000 feet through the advisory duration. 1 to 2 inches of snow could accumulate at lower elevations during the advisory. * View the hazard area in detail at https://www.wrh.noaa.gov/map/?wfo=mfr

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Area
Modoc County

Winter Weather Advisory

Winter Weather Advisory issued March 2 at 10:00AM PST until March 3 at 10:00PM PST by NWS Medford OR

* WHAT...Snow expected above 4500 feet. Total snow accumulations of 6 to 10 inches. * WHERE...Elevations above 4500 feet in South Central Siskiyou County and North Central and Southeast Siskiyou County. This includes Snowman's Summit and Dead Horse Summit on highway 89. * WHEN...Until 10 PM PST Sunday. * IMPACTS...Travel could still be very difficult. * ADDITIONAL DETAILS...Snow will still accumulate down to 1000 feet through the advisory duration. * View the hazard area in detail at https://www.wrh.noaa.gov/map/?wfo=mfr

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Area
South Central Siskiyou County; North Central and Southeast Siskiyou County

Winter Storm Warning

Winter Storm Warning issued March 2 at 10:00AM PST until March 3 at 10:00PM PST by NWS Medford OR

* WHAT...Heavy snow above 3500 feet. Additional snow accumulations of 8 to 14 inches with up to 22 inches over higher remote terrain. * WHERE...Elevations above 3500 feet in Western Siskiyou County. This includes Etna Summit on Sawyers Bar Road. * WHEN...Until 10 PM PST Sunday. * IMPACTS...Travel could be very difficult to impossible. * ADDITIONAL DETAILS...Snow will still accumulate down to 500 feet through the advisory duration. The valleys could see around 3 to 6 inches of snow. * View the hazard area in detail at https://www.wrh.noaa.gov/map/?wfo=mfr

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Area
Western Siskiyou County

Blizzard Warning

Blizzard Warning issued March 2 at 9:45AM PST until March 3 at 10:00AM PST by NWS Hanford CA

* WHAT...Blizzard conditions expected. Snowfall 6 to 8 feet above 6,000 feet. Total snow 4 to 6 feet from 5,000 feet to 6,000 feet. Snow accumulations 2 to 4 feet from 4,000 feet to 5,000 feet. Winds gusting as high 65 mph on exposed ridgetops and along the crest. * WHERE...Sierra Nevada north of Tulare County. * WHEN...Winter storm impacts will continue through 10 AM PST Sunday morning, with blizzard conditions expected Today. * IMPACTS...Travel will be dangerous to impossible. Widespread blowing snow will reduce visibilities to near zero in whiteout conditions at times. Damaging winds and heavy snow could down trees and power lines. Wind chill readings as low as 15 to 20 degrees below zero can cause frostbite on exposed skin.

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Area
Yosemite NP outside of the valley; Upper San Joaquin River; Kaiser to Rodgers Ridge; Kings Canyon NP

Winter Storm Warning

Winter Storm Warning issued March 2 at 9:45AM PST until March 3 at 10:00AM PST by NWS Hanford CA

* WHAT...Heavy snow expected. Total snow 6 to 12 inches from 2,500 feet to 4,000 feet. Total snow accumulations 1 to 2 feet from 4,000 feet to 5,000 feet. Total snow 2 to 4 feet from 5,000 feet to 6,000 feet. Snowfall 4 to 6 feet above 6,000 feet. Winds gusting as high 55 mph on exposed ridgetops and along the crest. * WHERE...Sierra Nevada Foothills above 2,500 feet and the Tulare County portion of the Sierra Nevada. * WHEN...Until 10 AM PST Sunday morning. * IMPACTS...Travel will be very difficult.

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Area
Mariposa-Madera Lower Sierra; Fresno-Tulare Lower Sierra; South End of the Lower Sierra; Yosemite Valley; San Joaquin River Canyon; Grant Grove Area; Sequoia NP; South End of the Upper Sierra; Piute Walker Basin

High Surf Advisory

High Surf Advisory issued March 2 at 8:46AM PST until March 2 at 4:00PM PST by NWS San Francisco CA

* WHAT...Large breaking waves of 15 to 20 feet along exposed, west-facing beaches. * WHERE...San Francisco, Coastal North Bay Including Point Reyes National Seashore, San Francisco Peninsula Coast, Northern Monterey Bay and Southern Monterey Bay and Big Sur Coast Counties. * WHEN...Until 4 PM PST this afternoon. * IMPACTS...Dangerous swimming and surfing conditions and localized beach erosion.

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Area
San Francisco; Coastal North Bay Including Point Reyes National Seashore; San Fransisco Peninsula Coast; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast

Frost Advisory

Frost Advisory issued March 2 at 8:09AM PST until March 3 at 9:00AM PST by NWS San Francisco CA

* WHAT...Temperatures as low as 36 will result in frost formation. * WHERE...North Bay Interior Valleys. * WHEN...From 1 AM to 9 AM PST Sunday. * IMPACTS...Frost could kill sensitive outdoor vegetation if left uncovered. * ADDITIONAL DETAILS...These temperatures will be hazardous to sensitive populations such as unhoused individuals.

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Area
North Bay Interior Valleys

Frost Advisory

Frost Advisory issued March 2 at 8:09AM PST until March 3 at 9:00AM PST by NWS San Francisco CA

* WHAT...Temperatures as low as 34 will result in frost formation. * WHERE...Sonoma Coastal Range and North Bay Interior Mountains. * WHEN...From 1 AM to 9 AM PST Sunday. * IMPACTS...Frost could kill sensitive outdoor vegetation if left uncovered. * ADDITIONAL DETAILS...These temperatures will be hazardous to sensitive populations such as unhoused individuals.

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Area
Sonoma Coastal Range; North Bay Interior Mountains

Winter Storm Warning

Winter Storm Warning issued March 2 at 7:20AM PST until March 3 at 4:00AM PST by NWS Las Vegas NV

* WHAT...Heavy snow. Total snow accumulations of 35 to 45 inches at Aspendell, with 45 to 60 inches of snow above 9000 feet. Winds may gust to 90 mph. * WHERE...Eastern Sierra Slopes. * WHEN...Until 4 AM PST Sunday. * IMPACTS...Strong winds combined with falling snow may result in white out conditions at times, making travel nearly impossible. Strong winds will also have the potential to bring down powerlines and trees.

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Area
Eastern Sierra Slopes of Inyo County

Winter Weather Advisory

Winter Weather Advisory issued March 2 at 7:20AM PST until March 3 at 4:00AM PST by NWS Las Vegas NV

* WHAT...Snow. Total snow accumulations 6 to 12 inches. Winds gusting as high as 70 mph. * WHERE...White and Inyo Mountains. * WHEN...Until 4 AM PST Sunday. * IMPACTS...Travel could be very difficult to impossible, including Highway 168 through Westgard Pass east of Big Pine. Gusty winds could bring down tree branches.

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Area
White Mountains of Inyo County

High Wind Warning

High Wind Warning issued March 2 at 6:47AM PST until March 3 at 10:00AM PST by NWS Las Vegas NV

* WHAT...Southwest winds 25 to 35 mph with gusts up to 60 mph expected. * WHERE...Morongo Basin. * WHEN...Until 10 AM PST Sunday. * IMPACTS...Damaging winds will blow down trees and power lines. Widespread power outages are expected. Travel will be difficult, especially for high profile vehicles.

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Area
Morongo Basin

High Wind Warning

High Wind Warning issued March 2 at 6:47AM PST until March 3 at 10:00AM PST by NWS Las Vegas NV

* WHAT...Southwest winds 35 to 45 mph with gusts up to 70 mph expected. * WHERE...Portions of northwest Arizona, southeast California, and southern Nevada. * WHEN...Until 10 AM PST /11 AM MST/ Sunday. * IMPACTS...Damaging winds will blow down trees and power lines. Widespread power outages are expected. Travel will be difficult, especially for high profile vehicles.

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Area
Northwest Plateau; Owens Valley; Death Valley National Park; Western Mojave Desert; Eastern Mojave Desert, Including the Mojave National Preserve; Northeast Clark County; Western Clark and Southern Nye County; Sheep Range; Spring Mountains-Red Rock Canyon; Las Vegas Valley; Southern Clark County

Avalanche Warning

Avalanche Warning issued March 2 at 5:52AM PST by NWS Las Vegas NV

AVWVEF The Eastern Sierra Avalanche Center in Mammoth Lakes has issued a Backcountry Avalanche Warning for the following areas: the Eastern Sierra in Mono County and the Eastern Sierra in Inyo County * WHAT...Avalanche Danger has risen to HIGH at all elevations this morning. Very dangerous avalanche conditions are expected at least through Saturday, 3/2/24. * WHERE...The eastern slopes of the Sierra Nevada mountain range between Virginia Lakes to the north to Bishop Creek to the south. * WHEN...In effect from Sat 07:00 PST to Sun 07:00 PST. * IMPACTS...Intense snowfall and strong winds are overloading the snowpack, which contains buried weak layers. Expect widespread areas of unstable snow. Backcountry travel will be difficult and dangerous. * PRECAUTIONARY / PREPAREDNESS ACTIONS...Very dangerous avalanche conditions. Travel in and below avalanche terrain is not recommended. Avalanches may run long distances and can run into mature forests, valley floors, or flat terrain. Consult http://www.esavalanche.org or www.avalanche.org for more detailed information Similar avalanche danger may exist at locations outside the coverage area of this or any avalanche center.

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Area
Eastern Sierra Slopes of Inyo County

Avalanche Warning

Avalanche Warning issued March 2 at 5:49AM PST by NWS Reno NV

AVWREV The following message is transmitted at the request of the Eastern Sierra Avalanche Center. BACKCOUNTRY AVALANCHE WARNING IMMEDIATE BROADCAST REQUESTED 07:00 PST Sat Mar 02 2024 The Eastern Sierra Avalanche Center in Mammoth Lakes has issued a BACKCOUNTRY AVALANCHE WARNING for the following areas: NWS Las Vegas NV - CA-519 (Eastern Sierra in Inyo County) NWS Reno NV - CA-073 (Eastern Sierra in Mono County) * WHAT...Avalanche Danger has risen to HIGH at all elevations this morning. Very dangerous avalanche conditions are expected at least through Saturday, 3/2/24. * WHERE...The eastern slopes of the Sierra Nevada mountain range between Virginia Lakes to the north to Bishop Creek to the south. * WHEN...In effect from Sat 07:00 PST to Sun 07:00 PST. * IMPACTS...Intense snowfall and strong winds are overloading the snowpack, which contains buried weak layers. Expect widespread areas of unstable snow. Backcountry travel will be difficult and dangerous. * PRECAUTIONARY / PREPAREDNESS ACTIONS...Very dangerous avalanche conditions. Travel in and below avalanche terrain is not recommended. Visit esavlanche.org for more information. Consult http://www.esavalanche.org/ or www.avalanche.org for more detailed information. Similar avalanche danger may exist at locations outside the coverage area of this or any avalanche center.

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Area
Mono

Wind Advisory

Wind Advisory issued March 2 at 6:24AM MST until March 3 at 12:00AM MST by NWS Phoenix AZ

* WHAT...Southwest winds 20 to 30 mph with gusts up to 45 mph. * WHERE...Portions of southwest Arizona and southeast California. * WHEN...From 1 PM MST /1 PM PST/ Saturday to midnight MST /midnight PST/ Saturday night. * IMPACTS...Difficult driving conditions, especially for larger vehicles traveling along roads with crosswinds. Light, unsecured objects may become airborne.

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Area
Parker Valley; Central La Paz; Joshua Tree NP West; Joshua Tree NP East; Salton Sea; Chuckwalla Mountains; Imperial County West; Imperial Valley; Chiriaco Summit; Palo Verde Valley; Chuckwalla Valley

Wind Advisory

Wind Advisory issued March 2 at 6:24AM MST until March 3 at 1:00PM MST by NWS Phoenix AZ

* WHAT...Southwest winds 25 to 35 mph with gusts up to 55 mph. * WHERE...Southwest corner of Imperial County. * WHEN...From 7 PM Friday to 1 PM PST Sunday. * IMPACTS...Difficult driving conditions, especially for larger vehicles traveling along roads with crosswinds. Light, unsecured objects may become airborne.

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Area
Imperial County Southwest

High Surf Advisory

High Surf Advisory issued March 2 at 3:26AM PST until March 4 at 9:00AM PST by NWS San Diego CA

* WHAT...A northwest swell from 280-290 degrees will bring large breaking waves of 5 to 7 feet. * WHERE...San Diego County Beaches. Highest surf will be on exposed west-facing beaches. * WHEN...From this afternoon through Monday morning. * IMPACTS...Dangerous swimming and surfing conditions.

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Area
San Diego County Coastal Areas

Beach Hazards Statement

Beach Hazards Statement issued March 2 at 3:26AM PST until March 4 at 9:00AM PST by NWS San Diego CA

* WHAT...Elevated surf of 4 to 6 feet expected. * WHERE...Orange County Beaches. Highest surf will be in northern Orange County near Huntington Beach. * WHEN...From this afternoon through Monday morning. * IMPACTS...Strong rip currents and hazardous swimming conditions.

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Area
Orange County Coastal

Winter Storm Warning

Winter Storm Warning issued March 2 at 3:15AM PST until March 3 at 6:00AM PST by NWS San Diego CA

* WHAT...Heavy wet snow. Total snow accumulations of 3 to 6 inches from 6500 to 7500 feet, 6 to 12 inches from 7500 to 8500 feet, with isolated greater amounts above 8500 feet. Winds gusting as high as 80 mph. * WHERE...San Bernardino County Mountains above 6500 feet. * WHEN...Until 6 AM PST Sunday. * IMPACTS...Travel could be very difficult. Very strong winds could cause extensive tree damage. * ADDITIONAL DETAILS...Snow levels around 6000 feet will fall to around 5500 feet this evening and 4500 to 5000 feet by Sunday morning.

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Area
San Bernardino County Mountains

Winter Storm Warning

Winter Storm Warning issued March 2 at 3:15AM PST until March 3 at 6:00AM PST by NWS San Diego CA

* WHAT...Heavy wet snow expected. Total snow accumulations of 3 to 6 inches. Winds gusting as high as 80 mph. * WHERE...Riverside County Mountains above 6500 feet. * WHEN...From 6 AM this morning to 6 AM PST Sunday. * IMPACTS...Plan on slippery road conditions. Very strong winds could cause extensive tree damage. * ADDITIONAL DETAILS...Snow levels around 6000 feet will fall to around 5500 feet this evening and 4500 to 5000 feet by Sunday morning.

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Area
Riverside County Mountains

Wind Advisory

Wind Advisory issued March 2 at 3:01AM PST until March 3 at 12:00AM PST by NWS San Diego CA

* WHAT...West winds 30 to 40 mph with gusts to 65 mph expected. * WHERE...Coachella Valley and San Diego County Deserts. * WHEN...From noon today to midnight PST tonight. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down.Gusty winds will result in hazardous travel conditions on Interstate 10 through the Coachella Valley and Interstate 8 in San Diego County.

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Area
Coachella Valley; San Diego County Deserts

High Wind Warning

High Wind Warning issued March 2 at 3:01AM PST until March 3 at 12:00PM PST by NWS San Diego CA

* WHAT...Southwest winds 40 to 50 mph with gusts to 80 mph. Isolated gusts to 90 mph. * WHERE...San Bernardino County Mountains, Apple and Lucerne Valleys and San Gorgonio Pass Near Banning. Strongest winds on the desert slopes of the mountains. * WHEN...Until noon PST Sunday. * IMPACTS...Damaging winds will blow down trees and other objects. Travel will be difficult, especially for high profile vehicles.

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Area
San Bernardino County Mountains; Apple and Lucerne Valleys; San Gorgonio Pass Near Banning

High Wind Warning

High Wind Warning issued March 2 at 3:01AM PST until March 3 at 12:00PM PST by NWS San Diego CA

* WHAT...West winds 35 to 45 mph with gusts to 80 mph expected. Isolated gusts to 90 mph. * WHERE...Riverside County Mountains and San Diego County Mountains. Strongest winds on the desert slopes of the mountains. * WHEN...From 6 AM this morning to noon PST Sunday. * IMPACTS...Damaging winds will blow down trees and other objects. Travel will be difficult, especially for high profile vehicles.

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Area
Riverside County Mountains; San Diego County Mountains

Wind Advisory

Wind Advisory issued March 2 at 2:22AM PST until March 2 at 10:00PM PST by NWS Los Angeles/Oxnard CA

* WHAT...Southwest winds 20 to 30 mph with gusts up to 45 mph expected. Strongest in the hills. * WHERE...Santa Lucia Mountains and Southern Salinas Valley. * WHEN...Until 10 PM PST this evening. * IMPACTS...Gusty winds will blow around unsecured objects and make driving difficult, especially for drivers of high profile vehicles. Tree limbs could be blown down and a few power outages may result.

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Area
Santa Lucia Mountains; Southern Salinas Valley

Wind Advisory

Wind Advisory issued March 2 at 2:22AM PST until March 2 at 10:00PM PST by NWS Los Angeles/Oxnard CA

* WHAT...Southwest winds 20 to 30 mph with gusts up to 45 mph expected. Strongest in the hills. * WHERE...Santa Clarita Valley, Santa Susana Mountains and Southern Ventura County Mountains. * WHEN...Until 10 PM PST this evening. * IMPACTS...Gusty winds will blow around unsecured objects and make driving difficult, especially for drivers of high profile vehicles. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...Light snow accumulations are also expected mainly at elevations above 5000 feet.

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Area
Santa Clarita Valley; Santa Susana Mountains; Southern Ventura County Mountains

Wind Advisory

Wind Advisory issued March 2 at 2:22AM PST until March 3 at 10:00AM PST by NWS Los Angeles/Oxnard CA

* WHAT...Southwest winds 20 to 30 mph with gusts to 50 mph are expected. * WHERE...Cuyama Valley, San Luis Obispo County Interior Valleys, San Luis Obispo County Mountains and Interstate 5 Corridor. * WHEN...Until 10 AM PST Sunday. * IMPACTS...Gusty winds will blow around unsecured objects and make driving difficult, especially for drivers of high profile vehicles. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...Light snow accumulations are also expected mainly at elevations above 5000 feet.

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Area
Cuyama Valley; San Luis Obispo County Interior Valleys; San Luis Obispo County Mountains; Interstate 5 Corridor

High Wind Warning

High Wind Warning issued March 2 at 2:22AM PST until March 3 at 1:00PM PST by NWS Los Angeles/Oxnard CA

* WHAT...Southwest winds 30 to 40 mph with gusts to 65 mph expected. * WHERE...Western San Gabriel Mountains and Highway 14 Corridor, Antelope Valley Foothills. * WHEN...Until 1 PM PST Sunday. * IMPACTS...Damaging winds may blow down large objects such as trees and power lines. Power outages are likely. Travel will be difficult, especially for drivers of high profile vehicles. * ADDITIONAL DETAILS...Light snow accumulations are also expected mainly at elevations above 5000 feet.

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Area
Western San Gabriel Mountains and Highway 14 Corridor; Western Antelope Valley Foothills; Eastern Antelope Valley Foothills; Antelope Valley

Winter Storm Warning

Winter Storm Warning issued March 2 at 2:21AM PST until March 3 at 10:00AM PST by NWS Los Angeles/Oxnard CA

* WHAT...Strong winds and heavy snow expected. Total snow accumulations 7 to 14 inches for elevations above 6,000 feet, and 2 to 6 inches between 5,000 and 6,000 feet. Peak southwest winds of 25 to 40 mph with gusts to 65 mph expected, strongest Saturday. * WHERE...Eastern San Gabriel Mountains. * WHEN...Until 10 AM PST Sunday. * IMPACTS...Very strong winds could cause extensive damage including downed trees and power outages. Travel could be very difficult to impossible. There will be considerable blowing and drifting snow, with visibilities down to near zero at times. * ADDITIONAL DETAILS...Accumulating snow will be confined to elevations above 5000 feet for most of the event, but light accumulations are possible down to 4000 feet Saturday Night into Sunday.

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Area
Eastern San Gabriel Mountains

Winter Weather Advisory

Winter Weather Advisory issued March 2 at 2:21AM PST until March 3 at 10:00AM PST by NWS Los Angeles/Oxnard CA

* WHAT...Gusty winds and moderate snow expected. Total snow accumulations 4 to 8 inches for elevations above 6,000 feet, and 2 to 4 inches between 5,000 and 6,000 feet. Peak southwest winds of 20 to 30 mph with gusts to 50 mph expected, strongest Saturday. * WHERE...Santa Barbara County Interior Mountains. * WHEN...Until 10 AM PST Sunday. * IMPACTS...Hazardous driving conditions expected with icy roads and reduced visibilities due to blowing snow. Some travel delays are possible. Gusty winds will blow around unsecured objects and make driving difficult, especially for drivers of high profile vehicles. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...Accumulating snow will be confined to elevations above 5000 feet for most of the event, but light accumulations are possible down to 4000 feet Saturday Night into Sunday.

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Area
Santa Barbara County Interior Mountains; Northern Ventura County Mountains

Blizzard Warning

Blizzard Warning issued March 2 at 2:15AM PST until March 3 at 10:00AM PST by NWS Sacramento CA

* WHAT...Extremely dangerous to impossible travel from blizzard conditions. Additional snow accumulations of 3 to 5 feet above 4500 feet, 8 to 18 inches down to 3000 feet, and minor accumulations down to 2000 feet. Winds gusting as high as 70 mph or higher. * WHERE...West Slope Northern Sierra Nevada, Northeast Foothills, Motherlode, and Western Plumas County/Lassen Park above 2000 feet. Including Interstate 80 and Highway 50. * WHEN...Until 10 AM PST Sunday. * IMPACTS...Extremely dangerous to impossible travel conditions with extended road closures. Widespread blowing snow will create blizzard conditions with near zero visibility. Very strong wind combined with heavy snow could cause extensive tree damage and extended power outages. * ADDITIONAL DETAILS...Snow levels lowering to 1500 to 2500 feet today. Blizzard conditions with intense snowfall rates of 2 to 4 inches an hour at times, especially this morning.

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Area
Northeast Foothills/Sacramento Valley; Motherlode; Western Plumas County/Lassen Park; West Slope Northern Sierra Nevada

Winter Storm Warning

Winter Storm Warning issued March 2 at 2:15AM PST until March 3 at 10:00AM PST by NWS Sacramento CA

* WHAT...Heavy snow. Additional snow accumulations of 4 to 8 inches above 2500 feet with 1 to 2 feet above 4000 feet. Accumulations of 1 to 3 inches down to 1500 feet. Winds gusting as high as 50 mph. * WHERE...Shasta County mountains including Interstate 5, Burney Basin, and northern Coast Range above 2000 feet. * WHEN...Until 10 AM PST Sunday. * IMPACTS...Difficult to impossible travel conditions with whiteout conditions at times from blowing snow, chain controls, and possible road closures. Strong winds could cause tree damage and power outages. * ADDITIONAL DETAILS...Snow level lowering to 1000 to 1500 feet. Snowfall rates of 1 to 2 inches an hour at times.

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Area
Shasta Lake Area / Northern Shasta County; Burney Basin / Eastern Shasta County; Mountains Southwestern Shasta County to Western Colusa County

High Wind Warning

High Wind Warning issued March 2 at 1:56AM PST until March 2 at 8:00PM PST by NWS Hanford CA

* WHAT...Southwest winds 25 to 35 mph with gusts up to 60 mph. * WHERE...Buena Vista, Frazier Mountain Communities, West Side Mountains South of 198, and West Side Mountains north of 198. * WHEN...Until 8 PM PST this evening. * IMPACTS...Damaging winds will blow down trees and power lines. Widespread power outages are expected. Travel will be difficult, especially for high profile vehicles.

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Area
West Side Mountains north of 198; West Side Mountains South of 198; Buena Vista; Frazier Mountain Communities

Wind Advisory

Wind Advisory issued March 2 at 1:56AM PST until March 2 at 8:00PM PST by NWS Hanford CA

* WHAT...West winds 20 to 30 mph with gusts up to 40 mph. * WHERE...Grapevine and Tehachapi. * WHEN...Until 8 PM PST this evening. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.

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Area
Tehachapi; Grapevine

High Wind Warning

High Wind Warning issued March 2 at 1:56AM PST until March 3 at 8:00PM PST by NWS Hanford CA

* WHAT...Southwest winds 30 to 40 mph with gusts up to 65 mph. * WHERE...Indian Wells Valley, Mojave Desert, and Mojave Desert Slopes. * WHEN...Until 8 PM PST Sunday. * IMPACTS...Damaging winds will blow down trees and power lines. Widespread power outages are expected. Travel will be difficult, especially for high profile vehicles.

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Area
Indian Wells Valley; Mojave Desert Slopes; Mojave Desert

Winter Storm Warning

Winter Storm Warning issued March 1 at 2:20PM PST until March 2 at 4:00PM PST by NWS Reno NV

* WHAT...Heavy snow. Snow accumulations between 6 and 12 inches. Winds gusting as high as 55 mph. * WHERE...In California, Surprise Valley California. In Nevada, Northern Washoe County. * WHEN...Until 4 PM PST Saturday. * IMPACTS...Roads will likely become slick and hazardous. The strong winds will result in considerable drifting of snow and poor visibility at times. Travel could be very difficult with periods of whiteout conditions. The highest snow totals will be in the Surprise Valley and north of Gerlach.

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Area
Surprise Valley California; Northern Washoe County

Blizzard Warning

Blizzard Warning issued March 1 at 2:20PM PST until March 3 at 4:00AM PST by NWS Reno NV

* WHAT...Blizzard conditions likely, particularly through Saturday morning. There is a 10-20% chance of thunderstorms along the crest through this evening with snowfall rates of 4 to 6 inches per hour at times. Snow accumulations of 2 to 5 feet for Plumas, Sierra and western Lassen counties, 6 to 18 inches along Highway 395 in Lassen County. Localized amounts of 5 to 10 feet near Lassen Park, Yuba Pass, and Lake Davis. Winds gusting as high as 70 mph with significant drifting of snow. * WHERE...Lassen-Eastern Plumas-Eastern Sierra Counties. * WHEN...Until 4 AM PST Sunday. * IMPACTS...Whiteout conditions with near zero visibility at times due to blowing snow. The strong winds and weight of snow on tree limbs may down power lines and could cause sporadic power outages. Travel will be treacherous and potentially life-threatening.

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Area
Lassen-Eastern Plumas-Eastern Sierra Counties

Blizzard Warning

Blizzard Warning issued March 1 at 2:20PM PST until March 3 at 10:00AM PST by NWS Reno NV

* WHAT...Blizzard conditions likely, particularly from tonight through Saturday. There is a 10-20% chance of thunderstorms along the crest tonight with snowfall rates of 4 to 6 inches per hour at times. Snow accumulations of 1 to 3 feet for communities along Highway 395 except 3 to 5 feet in June Lakes and Mammoth Lakes. Along the Sierra Crest, 5 to 8 feet are expected. Winds gusting as high as 75 mph in the lower elevations and above 120 mph over Sierra ridges with significant drifting of snow. * WHERE...Mono County. * WHEN...Until 10 AM PST Sunday. * IMPACTS...Whiteout conditions with near zero visibility at times due to blowing snow. The strong winds and weight of snow on tree limbs may down power lines and could cause sporadic power outages. Travel will be treacherous and potentially life-threatening.

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Area
Mono

Blizzard Warning

Blizzard Warning issued March 1 at 2:20PM PST until March 3 at 10:00AM PST by NWS Reno NV

* WHAT...Blizzard conditions likely, particularly through Saturday morning. There is a 10-20% chance of thunderstorms along the crest through this evening with snowfall rates of 4 to 6 inches per hour at times. Snow accumulations between 3 and 6 feet for Lake Tahoe communities, with 6 to 10 feet above 7000 feet. Winds gusting to 70 mph in lower elevations and above 115 mph over Sierra ridges with significant drifting of snow. * WHERE...Greater Lake Tahoe Area. * WHEN...Until 10 AM PST Sunday. * IMPACTS...Whiteout conditions with near zero visibility at times due to blowing snow. The strong winds and weight of snow on tree limbs may down power lines and could cause sporadic power outages. Travel will be treacherous and potentially life-threatening.

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Area
Greater Lake Tahoe Area; Greater Lake Tahoe Area

Air Quality Alert

Air Quality Alert issued March 1 at 10:50AM MST by NWS Phoenix AZ

The Imperial County APCD has issued an air quality alert due to increased particulate matter from blowing dust. The air quality alert is in effect Saturday, March 2, 2024 and Sunday, March 3, 2024. In areas directly impacted by high levels of windblown dust, limit your exposure by remaining indoors with windows and doors closed and avoiding vigorous physical activity. Run your air conditioner or an air purifier. If temperatures allow, avoid using whole house fans or swamp coolers that bring in outside air. Exposure to high particle pollution levels can cause serious health problems, including asthma attacks, heart and lung disease symptoms, and increased risk of respiratory infections. People with heart or lung diseases should follow their doctor's advice for dealing with episodes of unhealthy air quality. Children, older adults, and people with respiratory or heart disease should avoid prolonged exposure and strenuous activities when particle pollution levels are high. To help minimize outdoor particulate levels: Carpool, telecommute, reduce trips, or take public transportation Slow down if driving on dirt roads Stabilize loose soils Levels of particulate matter can vary hour by hour and by location depending on wind conditions. To view current and forecast air quality within Imperial County visit the Imperial County Air Quality website at http://www.imperialvalleyair.org/ or follow ICAPCD on Twitter, facebook or Instagram (@county_air).

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Area
Imperial County Southwest; Imperial County West; Imperial Valley

Winter Storm Watch

The Winter Storm Watch has been replaced. Please see the latest information from NWS Los Angeles/Oxnard CA on this developing situation.

The Winter Storm Watch has been replaced. Please see the latest information from NWS Los Angeles/Oxnard CA on this developing situation.

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Area
Eastern San Gabriel Mountains
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Overcast 46°F
29.89in
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73%
Humidity
West 4.6mph
Wind
Overcast

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