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Sunday
Apr 19, 2026

Current Severe Weather Alerts in California


There are currently 9 Weather Alerts in Californiaselect a different state


Winter Storm Watch issued April 19 at 5:35PM PDT until April 22 at 5:00PM PDT by NWS Hanford CA

Event: Winter Storm Watch
Message Type: Update
Urgency: Future
Severity: Severe
Certainty: Possible
Affected Area: Yosemite NP outside of the valley; Upper San Joaquin River; Kaiser to Rodgers Ridge; Kings Canyon NP; Sequoia NP

Wheather Alert Summary: * what...Heavy snow possible. total snow accumulations 3 to 5 inches above 7,000 feet, with 12 to 18 inches possible at the highest elevations of the sierra nevada. winds could gust as high as 75 mph along the sierra crest. * where...Kaiser to rodgers ridge, kings canyon np, sequoia np, upper san joaquin river, and yosemite np outside of the valley. * when...From late monday night through wednesday afternoon. * impacts...Roads, and especially bridges and overpasses, will likely become slick and hazardous. visibilities may drop below 1/4 mile due to falling and blowing snow. travel could be very difficult to impossible. the hazardous conditions could impact the tuesday morning and evening commutes. strong winds could cause tree damage.

Official National Weather Service Weather Alert Statement

Coastal Flood Advisory issued April 19 at 2:44PM PDT until April 20 at 4:00AM PDT by NWS Eureka CA

Event: Coastal Flood Advisory
Message Type: Alert
Urgency: Expected
Severity: Minor
Certainty: Likely
Affected Area: Northern Coastal Humboldt

Wheather Alert Summary: * what...High astronomical tides will cause minor flooding in low lying areas around humboldt bay. up to one half foot of saltwater inundation above ground level is possible near shorelines and tidal waterways. between 8.6 and 9.0 feet mllw at the north spit tide gauge is predicted. * where...Northern coastal humboldt county. * when...From midnight tonight to 4 am pdt monday. high tide is at 1:45 am at the humboldt bay north spit tide gauge. saltwater inundation will be possible 1 to 2 hours before and after high tide. * impacts...Flooding of low lying areas around humboldt bay including parks and roads with only isolated closures expected. flooding will likely impact jackson ranch road in the arcata bottoms and several roads in king salmon.

Official National Weather Service Weather Alert Statement

Wind Advisory issued April 19 at 2:32PM PDT until April 20 at 6:00PM PDT by NWS Medford OR

Event: Wind Advisory
Message Type: Update
Urgency: Expected
Severity: Moderate
Certainty: Likely
Affected Area: Central Siskiyou County

Wheather Alert Summary: * what...South winds 25 to 35 mph with gusts up to 50 mph are expected. * where...The shasta valley in central siskiyou county. this includes the portion of interstate 5 from weed to hilt, including the cities of yreka, grenada, and montague. * when...From 8 am to 6 pm pdt monday. * impacts...Gusty winds will blow around unsecured objects and a few power outages may result. * additional details...First, south winds late this morning through this afternoon are expected to be slightly below advisory strength, at 15 to 30 mph with gusts up to 40 mph.

Official National Weather Service Weather Alert Statement

Winter Weather Advisory issued April 19 at 1:09PM PDT until April 21 at 11:00AM PDT by NWS Eureka CA

Event: Winter Weather Advisory
Message Type: Update
Urgency: Expected
Severity: Moderate
Certainty: Likely
Affected Area: Northeastern Trinity

Wheather Alert Summary: * what...Snow expected. total snow accumulations between 5 and 7 inches. winds gusting as high as 35 mph. * where...Northeastern trinity above 4500 ft. * when...From 1 pm monday to 11 am pdt tuesday. * impacts...Travel could be very difficult. the hazardous conditions will impact the monday evening and tuesday morning commutes.

Official National Weather Service Weather Alert Statement

Winter Weather Advisory issued April 19 at 12:42PM PDT until April 21 at 11:00AM PDT by NWS Medford OR

Event: Winter Weather Advisory
Message Type: Alert
Urgency: Expected
Severity: Moderate
Certainty: Likely
Affected Area: Western Siskiyou County; Central Siskiyou County; South Central Siskiyou County

Wheather Alert Summary: * what...Wet snow expected. total snow accumulations 5 to 10 inches above 5000 feet. winds gusting as high as 45 mph over high and exposed terrain. * where...The higher terrain of southern siskiyou county near the trinity alps. this includes highway 3 south of callahan. * when...From 11 am monday to 11 am pdt tuesday. * impacts...Travel may be very difficult. the hazardous conditions could impact the monday evening and tuesday morning commutes. gusty winds could bring down tree branches. * additional details...Visit weather.Gov/mfr/winter for snow probabilities.

Official National Weather Service Weather Alert Statement

Lake Wind Advisory issued April 19 at 12:07PM PDT until April 20 at 10:00PM PDT by NWS Reno NV

Event: Lake Wind Advisory
Message Type: Alert
Urgency: Expected
Severity: Moderate
Certainty: Likely
Affected Area: Lassen-Eastern Plumas-Eastern Sierra Counties; Greater Lake Tahoe Area; Mono; Greater Lake Tahoe Area

Wheather Alert Summary: * what...Southwest winds 10 to 20 mph with gusts up to 35 mph on northeast california and eastern sierra lakes, including lake tahoe where wave heights of 1 to 3 feet are expected. * where...Greater lake tahoe area, lassen-eastern plumas-eastern sierra counties, and mono county. * when...From 11 am to 10 pm pdt monday. * impacts...Small boats, kayaks and paddle boards will be prone to capsizing and should remain off lake waters until conditions improve. * additional details...Impacted lakes include eagle lake, lake davis, frenchman lake, stampede and boca reservoirs, donner lake, lake tahoe, bridgeport reservoir, mono lake, and crowley lake.

Official National Weather Service Weather Alert Statement

Winter Storm Watch issued April 19 at 9:20AM PDT until April 22 at 5:00PM PDT by NWS Reno NV

Event: Winter Storm Watch
Message Type: Alert
Urgency: Future
Severity: Severe
Certainty: Possible
Affected Area: Greater Lake Tahoe Area; Greater Lake Tahoe Area

Wheather Alert Summary: * what...Heavy snow above 6500 feet. snow accumulations of 4 to 10 inches above 6500 feet with 12 to 18 inches along highest mountain peaks. 1 to 4 inches of snow possible at lake level, especially on the western shores. wind gusts of 30 to 35 mph across lower elevations, including lake tahoe where wave heights reach 1 to 3 feet. ridgetop winds gusting up to 90 mph at times. * where...Greater lake tahoe area. * when...From tuesday morning through wednesday afternoon. * impacts...Travel could be very difficult through sierra passes. the hazardous conditions could impact the tuesday and wednesday commutes. strong winds could cause damage to trees and power lines. * additional details...Heaviest snowfall expected late tuesday morning through tuesday afternoon. heavier snow showers could result in locally greater snow totals. isolated lightning is also possible along the sierra crest tuesday and wednesday afternoons.

Official National Weather Service Weather Alert Statement

Winter Storm Watch issued April 19 at 9:20AM PDT until April 22 at 5:00PM PDT by NWS Reno NV

Event: Winter Storm Watch
Message Type: Alert
Urgency: Future
Severity: Severe
Certainty: Possible
Affected Area: Mono

Wheather Alert Summary: * what...Heavy snow above 8000 feet. snow accumulations of 6 to 12 inches above 8000 feet with up to 18 inches on highest mountain peaks. up to 4 inches of snow possible for communities along highway 395. wind gusts of 40 to 50 mph across lower elevations and up to 80 mph along ridges. * where...Mono county. * when...From tuesday morning through wednesday afternoon. * impacts...Travel could be very difficult through sierra passes. the hazardous conditions could impact the tuesday and wednesday commutes. strong winds could cause damage to trees and power lines. * additional details...Strong and gusty winds are anticipated monday and tuesday with potentially damaging winds tuesday afternoon. heaviest snowfall expected late tuesday morning through tuesday afternoon. locally greater snow totals are possible with heavier snow showers. isolated lightning is also possible along the sierra crest tuesday and wednesday afternoons.

Official National Weather Service Weather Alert Statement

Winter Storm Watch issued April 19 at 9:11AM PDT until April 22 at 5:00PM PDT by NWS Sacramento CA

Event: Winter Storm Watch
Message Type: Alert
Urgency: Future
Severity: Severe
Certainty: Possible
Affected Area: Lassen Volcanic National Park; Sierra Nevada of Tehama-Butte-Plumas Counties Above 3000 ft; 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

Wheather Alert Summary: * what...Heavy snow possible above 5000 feet. total snow accumulations of up to 12 to 18 inches, with up to 2 feet at the highest peaks. minor accumulations of up to 2 inches possible down to 4500 feet. southwest winds could gust as high as 50 mph. * where...Sierra nevada and southern cascades above 5000 feet, including highway 50, interstate 80 and lassen national park. * when...From late monday night through wednesday afternoon. * impacts...Travel could be very difficult. the hazardous conditions could impact the tuesday and wednesday commutes. * additional details...Snow levels initially 6000 to 7000 feet monday night, lowering to 5500 to 6500 feet tuesday, and down to 4500 to 5500 feet wednesday. heaviest snowfall expected tuesday afternoon and evening.

Official National Weather Service Weather Alert Statement