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Coronado, CA Warnings, Watches and Advisories

NWS Active Alerts for CA - Map View

State: CA Total alerts: 20 Updated: Nov 14, 2026 3:07pm PST

Coastal Flood Advisory

Area
San Diego County Coastal Areas; Orange County Coastal
The Coastal Flood Advisory has been cancelled.

The Coastal Flood Advisory has been cancelled and is no longer in effect.

High Surf Advisory

Area
San Diego County Coastal Areas; Orange County Coastal
High Surf Advisory issued November 14 at 2:41PM PST until November 15 at 10:00AM PST by NWS San Diego CA

* WHAT...For the High Surf Advisory, large breaking waves of 5 to 7 feet with sets 8 to 10 feet along west-facing beaches. * WHERE...San Diego County Coastal Areas and Orange County Coastal Areas. * WHEN...Until 10 AM PST Sunday. * IMPACTS...Dangerous swimming and surfing conditions and localized beach erosion. * ADDITIONAL DETAILS...Highest surf is expected to occur now through early Sunday. Surf begins to subside Sunday afternoon but will remain elevated into Monday.

Wind Advisory

Area
Coastal Del Norte
Wind Advisory issued November 14 at 12:51PM PST until November 15 at 1:00AM PST by NWS Eureka CA

* WHAT...South winds 20 to 30 mph with gusts up to 50 mph expected. * WHERE...Del Norte Coast. * WHEN...From 4 PM this afternoon to 1 AM PST Sunday. * IMPACTS...Wind gusts will be particularly strong along windward ridges and exposed coastal headlands. Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.

Wind Advisory

Area
Northern Coastal Humboldt; Southeastern Interior Humboldt
Wind Advisory issued November 14 at 12:51PM PST until November 15 at 2:00AM PST by NWS Eureka CA

* WHAT...South winds 20 to 25 mph with gusts up to 50 mph expected. * WHERE...Northern Coastal Humboldt and Southeastern Interior Humboldt. * WHEN...From 7 PM this evening to 2 AM PST Sunday. * IMPACTS...Wind gusts will be particularly strong along windward ridges and exposed coastal headlands. Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.

Wind Advisory

Area
Central Siskiyou County
Wind Advisory issued November 14 at 11:47AM PST until November 15 at 1:00PM PST by NWS Medford OR

* WHAT...South winds 25 to 35 mph with gusts up to 55 mph expected. * WHERE...Most of the Shasta Valley in central Siskiyou County. This includes portions of Interstate 5 as well as the communities of Weed, Gazelle, Grenada and Montague. * WHEN...From noon today to 1 PM PST Sunday. Winds will be strongest tonight. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...Highways running west to east will be exposed to tough driving conditions given the strong southerly wind speeds.

Winter Weather Advisory

Area
Lassen Volcanic National Park; Sierra Nevada of Sierra-Nevada-Placer Counties Above 5000 ft Including Interstate 80; Sierra Nevada of El Dorado-Amador-Northern Alpine Counties Above 5000 ft Including Highway 50; Sierra Nevada of Calaveras-Tuolumne-Southern Alpine Counties Above 5000 ft
Winter Weather Advisory issued November 14 at 10:55AM PST until November 16 at 10:00PM PST by NWS Sacramento CA

* WHAT...Snow is expected for elevations above 6000 feet. Total snow accumulations 2 to 6 inches, with up to 14 inches near Lassen Park. Winds gusting as high as 40 mph. * WHERE...Northern Sierra above 6000 feet, including Highway 50, Interstate 80, State Route 4, State Route 108, Southern Cascades above 6000 feet, including Lassen National Park. * WHEN...From 4 PM Sunday to 10 PM PST Monday. * IMPACTS...The hazardous conditions will impact Sunday evening travelers, as well as the Monday morning and evening commutes. * ADDITIONAL DETAILS...Snow levels 6500 to 7500 feet Sunday, dropping to around 5000 to 6000 Monday. Heaviest snow is expected late Sunday night into Monday morning. Lull in activity expected on Tuesday, followed by a colder, stronger system by mid-week.

Winter Weather Advisory

Area
Greater Lake Tahoe Area; Greater Lake Tahoe Area
Winter Weather Advisory issued November 14 at 10:51AM PST until November 16 at 7:00PM PST by NWS Reno NV

* WHAT...Snow. Snow accumulations of 3 to 7 inches above 7000 feet, highest west of Highway 89. Up to 1 inch of snow around lake level. Ridgetop winds gusting as high as 70 mph. * WHERE...Greater Lake Tahoe Area above 7000 feet. * WHEN...From 10 PM Sunday to 7 PM PST Monday. * IMPACTS...Plan on slippery road conditions. The hazardous conditions will impact the Monday morning and evening commutes. Strong winds could cause damage to trees and power lines.

High Surf Warning

Area
Southwestern Humboldt; Coastal Mendocino
High Surf Warning issued November 14 at 9:40AM PST until November 15 at 4:00AM PST by NWS Eureka CA

* WHAT...Dangerously large breaking waves 22 to 30 feet. * WHERE...Southwestern Humboldt and Coastal Mendocino Counties. * WHEN...Until 4 AM PST Sunday. * IMPACTS...Breaking waves can sweep people off jetties and docks, and into dangerous seas. Life-threatening surf conditions and significant beach erosion can be expected. * ADDITIONAL DETAILS...After only brief improvement late Saturday through Sunday, a second large swell is forecast late Sunday through Monday.

High Surf Warning

Area
Coastal Del Norte; Northern Coastal Humboldt
High Surf Warning issued November 14 at 9:40AM PST until November 15 at 4:00AM PST by NWS Eureka CA

* WHAT...Dangerously large breaking waves 22 to 30 feet. * WHERE...Coastal Del Norte and Northern Coastal Humboldt Counties. * WHEN...Until 4 AM PST Sunday. * IMPACTS...Breaking waves can sweep people off jetties and docks, and into dangerous seas. Life-threatening surf conditions and significant beach erosion can be expected. * ADDITIONAL DETAILS...After only brief improvement late Saturday through Sunday, a second large swell is forecast late Sunday through Monday.

Winter Weather Advisory

Area
Yosemite NP outside of the valley; San Joaquin River Canyon; Upper San Joaquin River; Kaiser to Rodgers Ridge; Kings Canyon NP; Grant Grove Area; Sequoia NP
Winter Weather Advisory issued November 14 at 8:50AM PST until November 17 at 4:00AM PST by NWS Hanford CA

* WHAT...Snow. Additional snow accumulations up to 6 inches. * WHERE...Sierra Nevada above 6,000 feet. * WHEN...Until 4 AM PST Tuesday. * IMPACTS...Plan on slippery road conditions. The hazardous conditions will impact the Monday morning and evening commutes.

High Surf Advisory

Area
Santa Barbara County Southwestern Coast; Santa Barbara County Southeastern Coast
High Surf Advisory issued November 14 at 4:02AM PST until November 15 at 4:00AM PST by NWS Los Angeles/Oxnard CA

* WHAT...Large breaking waves of 4 to 7 feet with dangerous rip currents. * WHERE...Santa Barbara County Southwestern Coast and Santa Barbara County Southeastern Coast. Surf will we highest for west- northwest facing beaches. * WHEN...Until 4 AM PST Sunday. * 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...A series of significant west- northwesterly swells are expected to produce elevated surf into next week with highest surf and greatest impacts likely peaking today and potentially again Monday. Minor tidal overflows are possible in areas with largest surf, especially during high tide.

High Surf Warning

Area
San Luis Obispo County Beaches; Santa Barbara County Central Coast Beaches
High Surf Warning issued November 14 at 4:02AM PST until November 15 at 3:00AM PST by NWS Los Angeles/Oxnard CA

* WHAT...For the High Surf Advisory, large breaking waves of 10 to 15 feet with dangerous rip currents. For the High Surf Warning, dangerously large breaking waves of 18 to 25 feet with dangerous rip currents. For the Coastal Flood Warning, moderate to significant coastal flooding expected. * WHERE...San Luis Obispo County Beaches and Santa Barbara County Central Coast Beaches. Surf will we highest for west- northwest facing beaches. * WHEN...For the High Surf Advisory, until 9 PM PST Friday. For the High Surf Warning, from 9 PM Friday to 3 AM PST Sunday. For the Coastal Flood Warning, from 3 AM to 6 PM PST Saturday. * IMPACTS...There is a high risk for flooding of sea water over vulnerable low-lying coastal areas, especially around the time of high tide. This includes significant flooding of coastal beaches, walkways and roads, and potentially damaging some structures. Significant beach erosion is expected. Powerful waves and strong rip currents will pose an exceptional risk of ocean drowning and damage to coastal structures like piers and jetties. Large breaking waves can cause injury, wash people off beaches and rocks, and capsize small boats near shore. Remain far away from the water's edge. * ADDITIONAL DETAILS...A series of west-northwesterly swells will create an extended period of large surf into next week, with the potential for WARNING level surf again late Sunday night through Monday. Areas that may see most significant impacts will be west- northwest facing beaches, with widespread flooding likely at low lying areas such as at Oceano Dunes. Breaking waves may impact the Cayucos and Pismo Beach piers as well as the Morro Bay Harbor entrance.

Coastal Flood Warning

Area
San Luis Obispo County Beaches; Santa Barbara County Central Coast Beaches
Coastal Flood Warning issued November 14 at 4:02AM PST until November 14 at 6:00PM PST by NWS Los Angeles/Oxnard CA

* WHAT...For the High Surf Advisory, large breaking waves of 10 to 15 feet with dangerous rip currents. For the High Surf Warning, dangerously large breaking waves of 18 to 25 feet with dangerous rip currents. For the Coastal Flood Warning, moderate to significant coastal flooding expected. * WHERE...San Luis Obispo County Beaches and Santa Barbara County Central Coast Beaches. Surf will we highest for west- northwest facing beaches. * WHEN...For the High Surf Advisory, until 9 PM PST Friday. For the High Surf Warning, from 9 PM Friday to 3 AM PST Sunday. For the Coastal Flood Warning, from 3 AM to 6 PM PST Saturday. * IMPACTS...There is a high risk for flooding of sea water over vulnerable low-lying coastal areas, especially around the time of high tide. This includes significant flooding of coastal beaches, walkways and roads, and potentially damaging some structures. Significant beach erosion is expected. Powerful waves and strong rip currents will pose an exceptional risk of ocean drowning and damage to coastal structures like piers and jetties. Large breaking waves can cause injury, wash people off beaches and rocks, and capsize small boats near shore. Remain far away from the water's edge. * ADDITIONAL DETAILS...A series of west-northwesterly swells will create an extended period of large surf into next week, with the potential for WARNING level surf again late Sunday night through Monday. Areas that may see most significant impacts will be west- northwest facing beaches, with widespread flooding likely at low lying areas such as at Oceano Dunes. Breaking waves may impact the Cayucos and Pismo Beach piers as well as the Morro Bay Harbor entrance.

Coastal Flood Advisory

Area
Ventura County Beaches
Coastal Flood Advisory issued November 14 at 4:02AM PST until November 14 at 4:00PM PST by NWS Los Angeles/Oxnard CA

* WHAT...For the High Surf Advisory, large breaking waves of 8 to 14 feet, peaking Saturday. Surf may locally reach 15 feet near Ventura Harbor, where surf will likely be the largest. Dangerous rip currents expected. For the Coastal Flood Advisory, minor to moderate coastal flooding expected. * WHERE...Ventura County Beaches. Surf will we highest for west- northwest facing beaches. * WHEN...For the High Surf Advisory, until 3 PM PST Tuesday. For the Coastal Flood Advisory, from 4 AM to 4 PM PST Saturday. * IMPACTS...Moderate flooding of sea water is likely over some vulnerable low-lying coastal areas that are normally dry, especially around the time of high tide, including over beach parking lots, bike paths, and harbor walkways. Moderate beach erosion is likely. Isolated damage is unlikely but possible. 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...A series of significant west- northwesterly swells are expected to produce large surf into next week with highest surf and greatest impacts likely peaking Saturday and potentially again Monday. Minor to moderate coastal flooding impacts are possible, especially when largest surf overlaps with peak high tides. Some of these impacts may be moderate to significant beach erosion and shallow flooding of normally dry beaches and walkways.

Coastal Flood Advisory

Area
Malibu Coast; Los Angeles County Beaches
Coastal Flood Advisory issued November 14 at 4:02AM PST until November 14 at 4:00PM PST by NWS Los Angeles/Oxnard CA

* WHAT...For the High Surf Advisory, large breaking waves of 5 to 8 feet Friday, increasing to 8 to 12 feet Saturday. Surf heights are expected to decrease to 5 to 9 feet Sunday through Tuesday. Dangerous rip currents expected. For the Coastal Flood Advisory, minor to moderate coastal flooding expected. * WHERE...Malibu Coast and Los Angeles County Beaches. Surf will we highest for west-northwest facing beaches. * WHEN...For the High Surf Advisory, until 3 PM PST Tuesday. For the Coastal Flood Advisory, from 4 AM to 4 PM PST Saturday. * IMPACTS...Moderate flooding of sea water is likely over some vulnerable low-lying coastal areas that are normally dry, especially around the time of high tide, including over beach parking lots, bike paths, and harbor walkways. Moderate to significant beach erosion is likely. Isolated damage is unlikely but possible. 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...A series of significant west- northwesterly swells are expected to produce large surf into next week with highest surf and greatest impacts likely peaking Saturday and potentially again Monday. Minor to moderate coastal flooding impacts are possible, especially when largest surf overlaps with peak high tides. Some of these impacts may be moderate to significant beach erosion and shallow flooding of normally dry beaches and walkways.

Beach Hazards Statement

Area
Catalina and Santa Barbara Islands
Beach Hazards Statement issued November 14 at 4:02AM PST until November 17 at 3:00PM PST by NWS Los Angeles/Oxnard CA

* WHAT...Dangerous rip currents and breaking waves due to elevated surf. Minor tidal overflows are possible during high tides. * WHERE...Catalina and Santa Barbara Islands.Surf will we highest for west-northwest facing beaches. * WHEN...Through Tuesday afternoon. * IMPACTS...There is an increased risk of ocean drowning. Rip currents can pull swimmers and surfers out to sea. Waves can wash people off beaches and rocks, and capsize small boats nearshore.Surf will we highest for west- northwest facing beaches. * ADDITIONAL DETAILS...A series of significant west- northwesterly swells are expected to produce elevated surf into next week with highest surf and greatest impacts likely peaking today and potentially again Monday. Minor tidal overflows are possible in areas with largest surf, especially during high tide.

High Surf Advisory

Area
Malibu Coast; Los Angeles County Beaches
High Surf Advisory issued November 14 at 4:02AM PST until November 17 at 3:00PM PST by NWS Los Angeles/Oxnard CA

* WHAT...For the High Surf Advisory, large breaking waves of 5 to 8 feet Friday, increasing to 8 to 12 feet Saturday. Surf heights are expected to decrease to 5 to 9 feet Sunday through Tuesday. Dangerous rip currents expected. For the Coastal Flood Advisory, minor to moderate coastal flooding expected. * WHERE...Malibu Coast and Los Angeles County Beaches. Surf will we highest for west-northwest facing beaches. * WHEN...For the High Surf Advisory, until 3 PM PST Tuesday. For the Coastal Flood Advisory, from 4 AM to 4 PM PST Saturday. * IMPACTS...Moderate flooding of sea water is likely over some vulnerable low-lying coastal areas that are normally dry, especially around the time of high tide, including over beach parking lots, bike paths, and harbor walkways. Moderate to significant beach erosion is likely. Isolated damage is unlikely but possible. 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...A series of significant west- northwesterly swells are expected to produce large surf into next week with highest surf and greatest impacts likely peaking Saturday and potentially again Monday. Minor to moderate coastal flooding impacts are possible, especially when largest surf overlaps with peak high tides. Some of these impacts may be moderate to significant beach erosion and shallow flooding of normally dry beaches and walkways.

High Surf Advisory

Area
Ventura County Beaches
High Surf Advisory issued November 14 at 4:02AM PST until November 17 at 3:00PM PST by NWS Los Angeles/Oxnard CA

* WHAT...For the High Surf Advisory, large breaking waves of 8 to 14 feet, peaking Saturday. Surf may locally reach 15 feet near Ventura Harbor, where surf will likely be the largest. Dangerous rip currents expected. For the Coastal Flood Advisory, minor to moderate coastal flooding expected. * WHERE...Ventura County Beaches. Surf will we highest for west- northwest facing beaches. * WHEN...For the High Surf Advisory, until 3 PM PST Tuesday. For the Coastal Flood Advisory, from 4 AM to 4 PM PST Saturday. * IMPACTS...Moderate flooding of sea water is likely over some vulnerable low-lying coastal areas that are normally dry, especially around the time of high tide, including over beach parking lots, bike paths, and harbor walkways. Moderate beach erosion is likely. Isolated damage is unlikely but possible. 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...A series of significant west- northwesterly swells are expected to produce large surf into next week with highest surf and greatest impacts likely peaking Saturday and potentially again Monday. Minor to moderate coastal flooding impacts are possible, especially when largest surf overlaps with peak high tides. Some of these impacts may be moderate to significant beach erosion and shallow flooding of normally dry beaches and walkways.

High Surf Warning

Area
San Francisco; Coastal North Bay Including Point Reyes National Seashore; San Francisco Peninsula Coast; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
High Surf Warning issued November 14 at 1:05AM PST until November 15 at 4:00AM PST by NWS San Francisco CA

* WHAT...For the High Surf Warning, dangerously large breaking waves of 25 to 35 ft, with occasional sets of 40 to 50 ft at favored breakpoints. For the Coastal Flood Advisory, large breaking waves will run up beaches and crash over seawalls, inundating adjacent, low-lying infrastructure. * WHERE...All Pacific Coast Beaches. * WHEN...For the High Surf Warning, until 4 AM PST Sunday. For the Coastal Flood Advisory, now through 6 PM PST today. * IMPACTS...High tides will result in flooding of low-lying infrastructure, isolated road closures, and coastal erosion. Rising tides will bring water and waves farther up the beach than normal, restricting escape from beaches and coastal areas. Dangerously large breaking waves can overpower swimmers, pulling people into the sea from beaches, jetties, and rocks resulting in significant physical injury and increasing the risk of drowning. Waves can sweep across the shoreline without warning, pulling people into the sea from beaches, jetties, and rocks. * ADDITIONAL DETAILS...The Coastal Flood Advisory today is specifically for the Pacific Coast, where large breaking waves will spill over sea walls and run up beaches onto adjacent infrastructure.

Coastal Flood Advisory

Area
San Francisco; Coastal North Bay Including Point Reyes National Seashore; San Francisco Peninsula Coast; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Coastal Flood Advisory issued November 14 at 1:05AM PST until November 14 at 6:00PM PST by NWS San Francisco CA

* WHAT...For the High Surf Warning, dangerously large breaking waves of 25 to 35 ft, with occasional sets of 40 to 50 ft at favored breakpoints. For the Coastal Flood Advisory, large breaking waves will run up beaches and crash over seawalls, inundating adjacent, low-lying infrastructure. * WHERE...All Pacific Coast Beaches. * WHEN...For the High Surf Warning, until 4 AM PST Sunday. For the Coastal Flood Advisory, now through 6 PM PST today. * IMPACTS...High tides will result in flooding of low-lying infrastructure, isolated road closures, and coastal erosion. Rising tides will bring water and waves farther up the beach than normal, restricting escape from beaches and coastal areas. Dangerously large breaking waves can overpower swimmers, pulling people into the sea from beaches, jetties, and rocks resulting in significant physical injury and increasing the risk of drowning. Waves can sweep across the shoreline without warning, pulling people into the sea from beaches, jetties, and rocks. * ADDITIONAL DETAILS...The Coastal Flood Advisory today is specifically for the Pacific Coast, where large breaking waves will spill over sea walls and run up beaches onto adjacent infrastructure.

SAFETY and DATA MESSAGE

When a severe thunderstorm warning is issued, the storm may produce damaging winds, large hail, dangerous lightning, and heavy rain. In some cases, heavy rainfall produced by a severe storm can also lead to flash flooding. 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 Coronado.

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

For more official information about severe storms and how to stay safe, visit the National Weather Service's Severe Thunderstorm Safety page. We encourage you to also monitor Excessive Rainfall Forecasts on their Weather Prediction Center website.

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