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California weather alerts

Watches, warnings and advisories for California from the National Weather Service. Updated every minute.

Severity
Extreme 0 None in effect
Severe 5 Winter Storm Warning, Severe Thunderstorm Warning
Moderate 11 Wind Advisory, Special Weather Statement
Minor 6 Flood Advisory, Coastal Flood Advisory
Extreme Severe Moderate Minor
Open on radar
ALERTAREASEVERITYISSUEDEXPIRES
Severe Thunderstorm WarningNWS Eureka, CA Humboldt, CA Severe Today 12:53 PM PST Today 1:30 PM PST Winter Storm WarningNWS Sacramento, CA Lassen Volcanic National Park; Sierra Nevada of Sierra-Nevada-Placer Counties Above 5000 ft Including Interstate 80; Sierra Nevada of El Dorado-Amador-Northern... Severe Today 12:01 PM PST Sat 10:00 AM PST Winter Storm WarningNWS Hanford, CA 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 Severe Today 10:30 AM PST Tue 4:00 AM PST High Wind WarningNWS Medford, OR Central Siskiyou County Severe Today 9:49 AM PST Today 1:00 PM PST Winter Storm WarningNWS Reno, NV Mono; Greater Lake Tahoe Area Severe Today 1:32 AM PST Sat 10:00 AM PST Special Weather StatementNWS Eureka, CA Southwestern Humboldt Moderate Today 12:48 PM PST Today 1:15 PM PST Special Weather StatementNWS Eureka, CA Coastal Mendocino; Northwestern Interior Mendocino; Southwestern Interior Mendocino Moderate Today 12:36 PM PST Today 1:00 PM PST Beach Hazards StatementNWS Los Angeles/Oxnard, CA Catalina and Santa Barbara Islands; Santa Barbara County Southwestern Coast; Santa Barbara County Southeastern Coast Moderate Today 12:05 PM PST Tue 3:00 PM PST
No alerts are in effect right now.

History: alerts that ended in the last 30 days. Times are in each alert’s local time zone.

Alerts by state & province

California22 Florida6 Washington6 Oregon5 Alaska4 Nevada4 British Columbia3 Kentucky2 North Carolina2 U.S. Pacific Islands2 Virginia2 Alberta1
Alabama0 Arizona1 Arkansas0 Colorado0 Connecticut0 Delaware1 District of Columbia0 Georgia0 Hawaii0 Idaho0 Illinois1 Indiana1 Iowa0 Kansas0 Louisiana0 Maine0 Manitoba0 Maryland0 Massachusetts1 Michigan1 Minnesota0 Mississippi0 Missouri0 Montana1 Nebraska0 New Brunswick0 New Hampshire0 New Jersey1 New Mexico0 New York0 Newfoundland and Labrador0 North Dakota0 Northwest Territories0 Nova Scotia0 Nunavut0 Ohio0 Oklahoma0 Ontario0 Pennsylvania0 Prince Edward Island0 Puerto Rico0 Quebec0 Rhode Island0 Saskatchewan1 South Carolina0 South Dakota0 Tennessee1 Texas0 U.S. Virgin Islands0 Utah0 Vermont0 West Virginia0 Wisconsin0 Wyoming0 Yukon0
Know the difference

Watch, warning or advisory?

WATCH · BE PREPAREDConditions are right for dangerous weather. It hasn’t happened yet, but it could. Review your plan.
WARNING · TAKE ACTIONDangerous weather is happening now or is about to. Act on the instructions right away.
ADVISORY · BE AWAREWeather that can cause trouble — slick roads, fog, gusty wind — but is less dangerous than a warning.

What each alert means

Tornado Warning A tornado is happening or radar shows one forming. Go to a basement or an inside room on the lowest floor now. What to do
  1. 1Go to your safe place nowA basement, storm shelter, or an interior room on the lowest floor with no windows.
  2. 2Protect your head and neckGet under something sturdy and cover up with your arms, a mattress, blankets or a helmet.
  3. 3Leave mobile homesMobile homes are not safe in a tornado. Go to the nearest sturdy building or shelter if you can get there quickly.
  4. 4If you are drivingDon’t shelter under a bridge or overpass. Get to a sturdy building if you can.
  5. 5Stay until it is overKeep alerts on and stay sheltered until the warning ends.
Tornado Watch Storms that can make tornadoes are possible. Know where you will shelter and keep alerts on. What to do
  1. 1Know your safe placeA basement, storm shelter, or an interior room on the lowest floor with no windows.
  2. 2Keep alerts onCharge your phone and turn the volume up. Keep a battery radio nearby.
  3. 3Watch the sky and the radarRotating clouds, a loud roar or large hail can come before a tornado.
  4. 4Plan for mobile homesMobile homes are not safe in a tornado. Know the nearest sturdy building.
  5. 5If you are drivingDon’t shelter under a bridge or overpass. Get to a sturdy building if you can.
Severe Thunderstorm Warning Wind of 58 mph or more, or hail 1 inch or larger, is happening or about to. Get indoors away from windows. What to do
  1. 1Get indoorsA sturdy building is the safest place. Stay away from windows and doors.
  2. 2Stay off the road if you canStrong wind can bring down trees and power lines, and large hail can break windshields.
  3. 3Avoid water and corded phonesLightning can travel through plumbing and phone lines.
  4. 4Watch for a Tornado WarningSevere storms can produce tornadoes with little notice. Keep alerts on.
Flash Flood Warning Flooding is happening or about to. Move to higher ground. Never drive through water on the road. What to do
  1. 1Move to higher ground nowLeave low spots, creeks, ditches and drainage areas.
  2. 2Turn around, don’t drownNever drive or walk through flood water. Six inches of moving water can knock you down, and a foot can carry away most cars.
  3. 3Take extra care at nightFlooded roads are hard to see in the dark.
  4. 4Follow orders to leaveIf officials tell you to evacuate, go right away.
Winter Storm Warning Heavy snow or ice is expected. Avoid travel and keep supplies at home. What to do
  1. 1Stay off the roadsIf you must travel, carry a winter kit, keep the tank full and tell someone your route.
  2. 2Get ready for power outagesFlashlights, batteries, water and food for several days.
  3. 3Heat safelyNever use a generator, grill or camp stove indoors. Carbon monoxide can kill.
  4. 4Check on othersOlder neighbors and people living alone may need help.
Heat Advisory Heat that can make people sick. Drink water, find shade or AC, and check on neighbors. What to do
  1. 1Drink waterDrink before you feel thirsty.
  2. 2Find shade or air conditioningTake breaks from the heat during the afternoon.
  3. 3Check on neighborsOlder adults and people living alone are most at risk.
  4. 4Never leave anyone in a carA parked car heats up fast.

Alert questions

Are there any weather alerts in California right now?

Yes. 22 alerts are in effect in California right now: Severe Thunderstorm Warning, Winter Storm Warning, High Wind Warning, Special Weather Statement. This page updates every minute with alerts from the National Weather Service.

Are any alerts coming up in California?

9 alerts are issued ahead of time for California: Coastal Flood Warning, Winter Storm Warning, High Surf Warning, Coastal Flood Advisory. They appear in the Upcoming tab until they start.

How many weather alerts ended in California in the last 30 days?

33 alerts ended in California in the last 30 days. The History tab lists them with their areas and times.

Where do these alerts come from?

US alerts come from the National Weather Service. Canadian alerts come from Environment and Climate Change Canada. This page shows them as soon as they are published.

How do I get alerts for my area on my phone?

Install the free app, choose your place, and turn on notifications. You can follow up to five saved places.

Are these the same as Wireless Emergency Alerts?

No. Wireless Emergency Alerts are sent by authorities to every phone in an area. This page shows the full list of weather alerts, including ones that are not sent that way.