Moss Beach Warnings, Watches and Advisories

Do not drive vehicles through flooded areas. The water depth or fast flowing water/mud/debris from a flash flood will make road conditions unsafe. Do not rely soley on data presented here or other third-party websites - always check your official national and local weather service agency website, socials, radio and/or TV stations for making critical decisions related to weather events.

Please carefully read each posted Warning and Alert as it relates to the area(s) being affected. We may provide a wider range of issued severe weather warnings for surrounding cities and counties, so some alerts may not directly impact this location. This is done to help with preparing for severe weather that may overlap or be heading towards Moss Beach.

Use the Radar Maps link provided to understand the trajectory of a storm.

Red Flag Warning issued January 23 at 9:38PM PST until January 24 at 10:00AM PST by NWS San Diego CA

..RED FLAG WARNING THROUGH FRIDAY MORNING FOR LOW HUMIDITY AND ADDITIONAL SANTA ANA WINDS FOR ALL MOUNTAINS, INLAND EMPIRE, INLAND ORANGE COUNTY, SAN DIEGO VALLEYS, AND SAN GORGONIO PASS.. * WINDS...Northeast 20 to 30 mph with gusts 40 to 50 mph. Isolated gusts near 60 mph in the wind prone passes and canyons in the early part of the night. Wind will gradually weaken late tonight into Friday morning. * RELATIVE HUMIDITY...6-15 percent. * IMPACTS...If fire ignition occurs, conditions are favorable for rapid fire spread and extreme fire behavior. * LOCATION...San Bernardino and Riverside County Valleys -The Inland Empire, San Diego County Inland Valleys, San Bernardino County Mountains-Including The Mountain Top And Front Country Ranger Districts Of The San Bernardino National Forest, Riverside County Mountains-Including The San Jacinto Ranger District Of The San Bernardino National Forest, Santa Ana Mountains-Including The Trabuco Ranger District of the Cleveland National Forest, San Diego County Mountains- Including the Palomar and Descanso Ranger Districts of the Cleveland National Forest, San Gorgonio Pass near Banning and Orange County Inland Areas.

Winter Storm Watch issued January 23 at 9:35PM PST until January 28 at 10:00AM PST by NWS San Diego CA

* WHAT...Heavy wet snow possible. Total snow accumulations of 1 to 4 inches possible between 3500-5000 ft, 5 to 12 inches possible between 5000-8000 ft. Up to 20 inches possible above 8000 ft near Mt Baldy. Southwest wind gusts of 45 to 55 mph. * WHERE...San Bernardino County Mountains. * WHEN...From Saturday evening through Tuesday morning. * IMPACTS...Roads, and especially bridges and overpasses, will likely become slick and hazardous. Travel could be very difficult to impossible. The hazardous conditions could impact the Cajon Pass on Monday. Gusty winds could bring down tree branches.

Winter Storm Watch issued January 23 at 9:35PM PST until January 28 at 10:00AM PST by NWS San Diego CA

* WHAT...Heavy wet snow possible. Total snow accumulations of 1 to 2 inches possible between 3500-4500 ft and 4 to 10 inches possible between 5000-8000 ft. * WHERE...Riverside County Mountains. * WHEN...From Sunday morning through Tuesday morning. * IMPACTS...Roads, and especially bridges and overpasses, will likely become slick and hazardous. Travel could be very difficult. The hazardous conditions could impact the Monday morning and evening commutes.

Winter Storm Watch issued January 23 at 9:35PM PST until January 28 at 10:00AM PST by NWS San Diego CA

* WHAT...Heavy wet snow possible. Total snow accumulations 2 to 5 inches above 4500 ft possible, locally up to 9 inches above 5500 ft. * WHERE...San Diego County Mountains. * WHEN...From Sunday morning through Tuesday morning. * IMPACTS...Roads, and especially bridges and overpasses, will likely become slick and hazardous. Plan on slippery road conditions. The hazardous conditions could impact the Monday morning and evening commutes.

Frost Advisory issued January 23 at 9:20PM PST until January 24 at 9:00AM PST by NWS San Francisco CA

* WHAT...Temperatures as low as 34 will result in frost formation. * WHERE...Southern Salinas Valley/Arroyo Seco and Lake San Antonio. * WHEN...Until 9 AM PST Friday. * IMPACTS...Cold conditions will be hazardous to sensitive populations such as unhoused individuals. Cold Conditions can lead to hypothermia with prolonged exposure.

Wind Advisory issued January 23 at 9:20PM PST until January 26 at 10:00AM PST by NWS San Francisco CA

* WHAT...North to Northeast winds 15 to 25 mph with gusts up to 50 mph expected. * WHERE...North Bay Interior Mountains. * WHEN...From 10 PM Friday to 10 AM PST Sunday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.

Winter Weather Advisory issued January 23 at 6:58PM PST until January 27 at 4:00PM PST by NWS Hanford CA

* WHAT...Snow expected. Total snow accumulations of up to 9 inches above 4,500 feet. Total snow accumulations of up to 2 inches around 3,500 feet. * WHERE...Frazier Mountain Communities, Grapevine, Piute Walker Basin, and Tehachapi. * WHEN...From 4 PM Saturday to 4 PM PST Monday. * IMPACTS...Roads, and especially bridges and overpasses, will likely become slick and hazardous. Travel could be very difficult.

Winter Weather Advisory issued January 23 at 6:58PM PST until January 27 at 4:00PM PST by NWS Hanford CA

* WHAT...Snow expected. Total snow accumulations up to 6 inches, at the highest elevations up to 12 inches above 8,000 feet. * WHERE...A portion of central California. * WHEN...From 10 AM Saturday to 4 PM PST Monday. * IMPACTS...Roads, and especially bridges and overpasses, will likely become slick and hazardous. Travel could be very difficult to impossible.

Red Flag Warning issued January 23 at 3:49PM PST until January 24 at 10:00AM PST by NWS Los Angeles/Oxnard CA

...RED FLAG WARNING IN EFFECT THROUGH FRIDAY 10 AM PST FOR MOST OF LOS ANGELES AND VENTURA COUNTIES FOR EXTREMELY LOW RELATIVE HUMIDITY AND PERIODS OF GUSTY OFFSHORE WINDS... .Dangerous fire weather conditions will persist through Friday as fuels remain extremely dry fuels and ready to burn, with Thursday the period of greatest concern. Any fire that starts can grow fast and out of control. Red Flag Warnings have been extended through 10am Friday. Dangerous fire weather conditions will persist through Friday as fuels remain extremely dry fuels and ready to burn. Any fire that starts can grow rapidly. Northeast winds have peaked today (Thursday), and will gradually weaken and shrink in coverage through Friday morning. While winds will be declining, very dry air will persist through late Friday. There are no plans on extending the warnings beyond that. * WINDS...Northeast 15 to 25 mph with gusts to 40 mph this evening will continue to gradually decrease into Friday. * RELATIVE HUMIDITY...Daily minimums of 2 to 10 percent common with very poor to minimal overnight recoveries. * IMPACTS...If fire ignition occurs, conditions are favorable for extreme fire behavior and rapid fire growth, which would threaten life and property.

Red Flag Warning issued January 23 at 3:49PM PST until January 24 at 10:00AM PST by NWS Los Angeles/Oxnard CA

...RED FLAG WARNING IN EFFECT THROUGH FRIDAY 10 AM PST FOR MOST OF LOS ANGELES AND VENTURA COUNTIES FOR EXTREMELY LOW RELATIVE HUMIDITY AND PERIODS OF GUSTY OFFSHORE WINDS... .Dangerous fire weather conditions will persist through Friday as fuels remain extremely dry fuels and ready to burn, with Thursday the period of greatest concern. Any fire that starts can grow fast and out of control. Red Flag Warnings have been extended through 10am Friday. Dangerous fire weather conditions will persist through Friday as fuels remain extremely dry fuels and ready to burn. Any fire that starts can grow rapidly. Northeast winds have peaked today (Thursday), and will gradually weaken and shrink in coverage through Friday morning. While winds will be declining, very dry air will persist through late Friday. There are no plans on extending the warnings beyond that. * WINDS...Northeast 20 to 30 mph with gusts to 45 mph this evening will continue to gradually decrease into Friday. Isolated gusts of 45 to 55 mph in the favored locations. * RELATIVE HUMIDITY...Daily minimums of 2 to 10 percent common with very poor to minimal overnight recoveries. * IMPACTS...If fire ignition occurs, conditions are favorable for extreme fire behavior and rapid fire growth, which would threaten life and property.

Freeze Warning issued January 23 at 3:08PM PST until January 24 at 9:00AM PST by NWS Los Angeles/Oxnard CA

* WHAT...Sub-freezing temperatures as low as 19 expected. * WHERE...Antelope Valley. * WHEN...From 10 PM this evening to 9 AM PST Friday. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.

Frost Advisory issued January 23 at 3:08PM PST until January 24 at 9:00AM PST by NWS Los Angeles/Oxnard CA

* WHAT...Temperatures as low as 37 will result in frost formation. * WHERE...San Luis Obispo County Beaches and San Luis Obispo County Inland Central Coast. * WHEN...From 10 PM this evening to 9 AM PST Friday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered.

Frost Advisory issued January 23 at 3:08PM PST until January 24 at 9:00AM PST by NWS Los Angeles/Oxnard CA

* WHAT...Temperatures as low as 44 will result in frost formation. * WHERE...Santa Barbara County Southeastern Coast and Santa Barbara County Southwestern Coast. * WHEN...From 10 PM this evening to 9 AM PST Friday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered.

Freeze Warning issued January 23 at 3:08PM PST until January 24 at 9:00AM PST by NWS Los Angeles/Oxnard CA

* WHAT...Sub-freezing temperatures as low as 37 expected. * WHERE...Santa Barbara County Central Coast Beaches and Santa Barbara County Inland Central Coast. * WHEN...From 10 PM this evening to 9 AM PST Friday. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.

Freeze Warning issued January 23 at 3:08PM PST until January 24 at 9:00AM PST by NWS Los Angeles/Oxnard CA

* WHAT...Sub-freezing temperatures as low as 34 expected. * WHERE...Ojai Valley. * WHEN...From 10 PM this evening to 9 AM PST Friday. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.

Wind Advisory issued January 23 at 2:34PM PST until January 25 at 10:00PM PST by NWS Medford OR

* WHAT...Northeast winds 15 to 30 mph with gusts up to 45 mph expected. * WHERE...In California, Central Siskiyou County, South Central Siskiyou County, and Western Siskiyou County. In Oregon, Curry County Coast. This includes Brookings, Mt. Shasta City, Weed, Yreka, Montague, and Happy Camp. * WHEN...From 10 PM Friday to 10 PM PST Saturday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...Winds will first become gusty at exposed locations in the higher terrain on Friday night, then will be strongest across the area during Saturday afternoon and evening.

Wind Advisory issued January 23 at 2:34PM PST until January 25 at 10:00PM PST by NWS Medford OR

* WHAT...For the Cold Weather Advisory, very cold wind chills as low as 7 below expected. For the Wind Advisory, northeast winds 15 to 35 mph with gusts up to 45 mph expected. * WHERE...The southern Oregon Cascades and Siskiyou Mountains, North Central and Southeast Siskiyou County, Northeast Siskiyou and Northwest Modoc Counties, and Modoc County. This includes Crater Lake, Mt. Ashland, Mt. Shasta, Tennant, Dorris, Canby, and Alturas. * WHEN...For the Cold Weather Advisory, from 10 PM Friday to 10 AM PST Sunday. For the Wind Advisory, from 10 PM Friday to 10 PM PST Saturday. * IMPACTS...Wind chill values and very cold temperatures can lead to hypothermia with prolonged exposure. Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...Winds will first become gusty at exposed locations in the higher terrain on Friday night, then will be strongest across the area during Saturday afternoon and evening.

Cold Weather Advisory issued January 23 at 2:34PM PST until January 26 at 10:00AM PST by NWS Medford OR

* WHAT...For the Cold Weather Advisory, very cold wind chills as low as 7 below expected. For the Wind Advisory, northeast winds 15 to 35 mph with gusts up to 45 mph expected. * WHERE...The southern Oregon Cascades and Siskiyou Mountains, North Central and Southeast Siskiyou County, Northeast Siskiyou and Northwest Modoc Counties, and Modoc County. This includes Crater Lake, Mt. Ashland, Mt. Shasta, Tennant, Dorris, Canby, and Alturas. * WHEN...For the Cold Weather Advisory, from 10 PM Friday to 10 AM PST Sunday. For the Wind Advisory, from 10 PM Friday to 10 PM PST Saturday. * IMPACTS...Wind chill values and very cold temperatures can lead to hypothermia with prolonged exposure. Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...Winds will first become gusty at exposed locations in the higher terrain on Friday night, then will be strongest across the area during Saturday afternoon and evening.

Winter Weather Advisory issued January 23 at 1:34PM PST until January 27 at 4:00PM PST by NWS Los Angeles/Oxnard CA

* WHAT...Snow expected. Total snow accumulations up to 10 inches above 6500 feet, 3-6 inches between 5000-6500 feet and a trace to 2 inches from 4000 to 5000 feet. Snow levels may drop to as low as 3500 feet Sunday night into Monday morning. * WHERE...The Santa Barbara, Ventura, and Los Angeles County mountains. * WHEN...From 4 PM Saturday to 4 PM PST Monday. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the Monday morning commute. * ADDITIONAL DETAILS...Snow amounts on the Grapevine on Interstate 5 are expected to be an inch or less.

Wind Advisory issued January 23 at 11:15AM PST until January 26 at 10:00AM PST by NWS Sacramento CA

* WHAT...For the mountains and northeast foothills, northeast to east winds 20 to 30 mph with gusts to 40 to 55 mph. For portions of the Sacramento Valley, north winds 15 to 25 mph with gusts 35 to 45 mph. * WHERE...Portions of the Sacramento Valley, Mountains Southwestern Shasta County to Western Colusa County, Northeast Foothills, Shasta County, West Slope Northern Sierra Nevada, and Western Plumas County/Lassen Park. * WHEN...From 10 PM PST Friday to 10 AM PST Sunday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...Strongest winds are expected Saturday.