Current watches, warnings, and advisories for California
Last Update: Mar 28 2024 at 8:00 pm EDT
Lassen-Eastern Plumas-Eastern Sierra Counties
* WHAT...Snow. Snow accumulations of 8 to 16 inches possible above
6000 ft. Valleys will see overnight rain/snow mix with daytime
rain showers.
* WHERE...Lassen-Eastern Plumas-Eastern Sierra Counties.
* WHEN...From 11 AM Friday to 5 PM PDT Sunday.
* IMPACTS...Travel could be very difficult. The hazardous conditions
could impact the Friday evening commute.
Mono
* WHAT...Heavy snow. Snow accumulations along and west of US-395 of
6 to 12 inches are expected, with up to 30 inches possible along
the Sierra crest. Winds gusting as high as 40 mph.
* WHERE...Mono County.
* WHEN...From 11 AM Friday to 5 PM PDT Sunday.
* IMPACTS...Travel could be very difficult to impossible. The
hazardous conditions could impact the Friday evening commute.
Greater Lake Tahoe Area; Greater Lake Tahoe Area
* WHAT...Heavy snow. Snow accumulations of 8 to 18 inches with up to
30 inches along the Sierra crest. Winds gusting as high as 40 mph.
* WHERE...Greater Lake Tahoe Area.
* WHEN...From 11 AM Friday to 5 PM PDT Sunday.
* IMPACTS...Travel could be very difficult to impossible. The
hazardous conditions could impact the Friday evening commute.
Santa Lucia Mountains; San Luis Obispo County Mountains
* WHAT...South winds 25 to 40 mph with gusts up to 60 mph
possible.
* WHERE...Santa Lucia Mountains and San Luis Obispo County
Mountains.
* WHEN...From Friday afternoon through late Friday night.
* IMPACTS...Damaging winds could blow down large objects such as
trees and power lines. Power outages are possible. Travel
could be difficult, especially for high profile vehicles.
Southern Salinas Valley; San Luis Obispo County Interior Valleys
* WHAT...South winds 15 to 30 mph with gusts up to 45 mph
expected.
* WHERE...Southern Salinas Valley and San Luis Obispo County
Interior Valleys.
* WHEN...From 3 PM Friday to 6 AM PDT Saturday.
* IMPACTS...Gusty winds will blow around unsecured objects and
make driving difficult, especially for high profile vehicles.
Tree limbs could be blown down and a few power outages may
result.
San Luis Obispo County Beaches; San Luis Obispo County Inland Central Coast; Santa Barbara County Central Coast Beaches; Santa Barbara County Inland Central Coast
* WHAT...South winds 15 to 30 mph with gusts up to 45 mph
expected.
* WHERE...San Luis Obispo County Beaches, San Luis Obispo County
Inland Central Coast, Santa Barbara County Central Coast
Beaches and Santa Barbara County Inland Central Coast.
* WHEN...From 3 PM Friday to 6 AM PDT Saturday.
* IMPACTS...Gusty winds will blow around unsecured objects and
make driving difficult, especially for high profile vehicles.
Tree limbs could be blown down and a few power outages may
result.
San Luis Obispo County Beaches; Santa Barbara County Central Coast Beaches
* WHAT...Large breaking waves of 7 to 10 feet with local sets to
15 feet and dangerous rip currents. Surf will be highest on
west and northwest facing beaches.
* WHERE...San Luis Obispo County Beaches and Santa Barbara
County Central Coast Beaches.
* WHEN...Until 9 AM PDT 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.
Yosemite NP outside of the valley; Upper San Joaquin River; Kaiser to Rodgers Ridge; Kings Canyon NP; Grant Grove Area; Sequoia NP; South End of the Upper Sierra
* WHAT...Heavy snow expected. Total snow accumulations of 1 to 2
feet. Elevations above 8,000 feet could see local accumulations
up to 3 feet. Winds gusting as high as 50 mph.
* WHERE...Portions of central California.
* WHEN...From 11 AM Friday to 5 PM PDT Sunday.
* IMPACTS...Travel could be very difficult to impossible. The
hazardous conditions could impact the evening commute.
Piute Walker Basin; Tehachapi; Frazier Mountain Communities
* WHAT...Heavy snow possible above 5000 feet. Total snow
accumulations of up to 6 to 12 inches possible. Winds could
gust as high as 50 mph.
* WHERE...Piute Walker Basin, Tehachapi and Frazier Mountain
Communities Counties.
* WHEN...From Friday afternoon through Sunday afternoon.
* IMPACTS...Travel could be very difficult to impossible. The
hazardous conditions could impact the evening commute. Gusty
winds could bring down tree branches.
Salton Sea; Imperial County West; Imperial Valley
* WHAT...For tonight, west winds 25 to 35 mph with gusts up to 50
mph expected. For Friday, west winds 25 to 35 mph with gusts up
to 45 mph expected.
* WHERE...Salton Sea, Western Imperial County and Imperial
Valley.
* WHEN...For the first Wind Advisory, from 5 PM this afternoon
to 2 AM PDT Friday. For the second Wind Advisory, from 2 PM to
11 PM PDT Friday.
* IMPACTS...Difficult driving conditions, especially for larger
vehicles traveling along roads with crosswinds. Light, unsecured
objects may become airborne. Blowing dust may impact visibility.
Parker Valley; Joshua Tree NP West; Joshua Tree NP East; Chuckwalla Mountains; Imperial County Southeast; Chiriaco Summit; Palo Verde Valley; Chuckwalla Valley
* WHAT...Southwest winds 25 to 35 mph with gusts up to 45 mph
expected.
* WHERE...In Arizona, Parker Valley. In California, Joshua Tree
National Park, Chuckwalla Mountains, Southeastern Imperial
County, Chiriaco Summit, Palo Verde Valley and Chuckwalla
Valley.
* WHEN...From 2 PM MST /2 PM PDT/ to 11 PM MST /11 PM PDT/
Friday.
* IMPACTS...Difficult driving conditions, especially for larger
vehicles traveling along roads with crosswinds. Light, unsecured
objects may become airborne. Blowing dust may impact visibility.
Imperial County Southwest
* WHAT...Southwest winds 30 to 40 mph with gusts up to 50 mph
expected.
* WHERE...Southwest corner of Imperial County.
* WHEN...From 5 PM this afternoon to 11 PM PDT Friday.
* IMPACTS...Difficult driving conditions, especially for larger
vehicles traveling along roads with crosswinds. Light,
unsecured objects may become airborne. Minor tree damage
possible.
Salton Sea; Imperial County West; Imperial Valley
* WHAT...For tonight, west winds 25 to 35 mph with gusts up to 50
mph expected. For Friday, west winds 25 to 35 mph with gusts up
to 45 mph expected.
* WHERE...Salton Sea, Western Imperial County and Imperial
Valley.
* WHEN...For the first Wind Advisory, from 5 PM this afternoon
to 2 AM PDT Friday. For the second Wind Advisory, from 2 PM to
11 PM PDT Friday.
* IMPACTS...Difficult driving conditions, especially for larger
vehicles traveling along roads with crosswinds. Light, unsecured
objects may become airborne. Blowing dust may impact visibility.
Eastern Sierra Slopes of Inyo County; Owens Valley
* WHAT...West winds 30 to 40 mph with gusts up to 50 mph in the
Owens Valley and up to 65 mph in the Eastern Sierra slopes.
* WHERE...Eastern Sierra Slopes and Owens Valley.
* WHEN...Until 8 PM PDT this evening.
* IMPACTS...Winds this strong can make driving difficult or
hazardous for high profile vehicles and motorcycles. Gusty winds
will blow around unsecured objects. Tree limbs could be blown down
and a few power outages may result.
* ADDITIONAL DETAILS...Sudden crosswinds up to 50 mph can be
expected on sections of Highway 395 especially near the Sierra
foothills.
Death Valley National Park; Western Mojave Desert; Eastern Mojave Desert, Including the Mojave National Preserve; Western Clark and Southern Nye County; Spring Mountains-Red Rock Canyon; Las Vegas Valley; Southern Clark County
* WHAT...Southwest winds 25 to 35 mph with gusts 40 to 45 mph.
* WHERE...In California, Death Valley National Park, Eastern Mojave
Desert, and Western Mojave Desert. In Nevada, Las Vegas Valley,
Southern Clark County, Spring Mountains-Red Rock Canyon, and
Western Clark and Southern Nye County.
* WHEN...Until 11 PM PDT Friday.
* IMPACTS...Winds this strong can make driving difficult, especially
for high profile vehicles and motorcycles. Gusty winds will blow
around unsecured objects.
* ADDITIONAL DETAILS...Wind speeds will temporarily decrease across
the advisory area late tonight and early Friday morning then gusts
over 40 mph will develop again by Friday afternoon and continue
through Friday evening.
Morongo Basin; Cadiz Basin
* WHAT...Southwest winds 20 to 30 mph with gusts up to 45 mph
expected.
* WHERE...Cadiz Basin and Morongo Basin.
* WHEN...From 2 PM to 11 PM PDT Friday.
* IMPACTS...Winds this strong can make driving difficult, especially
for high profile vehicles and motorcycles. Gusty winds will blow
around unsecured objects.
Apple and Lucerne Valleys; Coachella Valley; San Diego County Deserts; San Gorgonio Pass Near Banning
* WHAT...Southwest winds 20 to 30 mph with gusts to 50 mph
expected.
* WHERE...Apple and Lucerne Valleys, Coachella Valley, San Diego
County Deserts and San Gorgonio Pass Near Banning.
* WHEN...From 2 PM to 11 PM PDT Saturday.
* IMPACTS...Gusty winds could blow around unsecured objects.
Reduced visibility in areas of blowing dust and sand.
Cuyama Valley; Santa Clarita Valley; San Luis Obispo County Interior Valleys; San Luis Obispo County Mountains; Ventura County Beaches; Ventura County Inland Coast; Lake Casitas; Ojai Valley; Central Ventura County Valleys; Malibu Coast; Los Angeles County Beaches; Palos Verdes Hills; Los Angeles County Inland Coast including Downtown Los Angeles; Western Santa Monica Mountains Recreational Area; Eastern Santa Monica Mountains Recreational Area; Calabasas and Agoura Hills; Western San Fernando Valley; Eastern San Fernando Valley; Southeastern Ventura County Valleys; Santa Susana Mountains; Interstate 5 Corridor; Western San Gabriel Mountains and Highway 14 Corridor; Eastern San Gabriel Mountains; Western Antelope Valley Foothills; Eastern Antelope Valley Foothills; Antelope Valley; Los Angeles County San Gabriel Valley
* WHAT...Flooding caused by excessive rainfall is possible.
* WHERE...A portion of southwest California, including the following
areas, Antelope Valley, Calabasas and Agoura Hills, Central
Ventura County Valleys, Cuyama Valley, Eastern Antelope Valley
Foothills, Eastern San Fernando Valley, Eastern San Gabriel
Mountains, Eastern Santa Monica Mountains Recreational Area,
Interstate 5 Corridor, Lake Casitas, Los Angeles County Beaches,
Los Angeles County Inland Coast including Downtown Los Angeles,
Los Angeles County San Gabriel Valley, Malibu Coast, Ojai Valley,
Palos Verdes Hills, San Luis Obispo County Interior Valleys, San
Luis Obispo County Mountains, Santa Clarita Valley, Santa Susana
Mountains, Southeastern Ventura County Valleys, Ventura County
Beaches, Ventura County Inland Coast, Western Antelope Valley
Foothills, Western San Fernando Valley, Western San Gabriel
Mountains and Highway 14 Corridor and Western Santa Monica
Mountains Recreational Area.
* WHEN...From Friday evening through Sunday afternoon.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, urban areas, and other low-lying and flood-prone
locations.
* ADDITIONAL DETAILS...
- A strong storm system will move into the area late Friday
through the weekend. Periods of heavy rain and thunderstorm
are possible with rain rates up to 0.75 inches per hour.
- http://www.weather.gov/safety/flood
San Luis Obispo County Beaches; San Luis Obispo County Inland Central Coast; Santa Lucia Mountains; Southern Salinas Valley; Santa Barbara County Central Coast Beaches; Santa Barbara County Inland Central Coast; Santa Ynez Valley; Santa Barbara County Southwestern Coast; Santa Barbara County Southeastern Coast; Santa Ynez Mountains Western Range; Santa Ynez Mountains Eastern Range; Santa Barbara County Interior Mountains; Southern Ventura County Mountains
* WHAT...Flooding caused by excessive rainfall is possible.
* WHERE...A portion of southwest California, including the following
areas, San Luis Obispo County Beaches, San Luis Obispo County
Inland Central Coast, Santa Barbara County Central Coast Beaches,
Santa Barbara County Inland Central Coast, Santa Barbara County
Interior Mountains, Santa Barbara County Southeastern Coast, Santa
Barbara County Southwestern Coast, Santa Lucia Mountains, Santa
Ynez Mountains Eastern Range, Santa Ynez Mountains Western Range,
Santa Ynez Valley, Southern Salinas Valley and Southern Ventura
County Mountains.
* WHEN...From Friday afternoon through Sunday afternoon.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, urban areas, and other low-lying and flood-prone
locations.
* ADDITIONAL DETAILS...
- A strong storm system will move into the area late Friday
through the weekend. Periods of heavy rain and thunderstorm
are possible with rain rates up to 0.75 inches per hour.
- http://www.weather.gov/safety/flood
San Bernardino County Mountains; Riverside County Mountains
* WHAT...Snow, heavy at times. Projected snow accumulation
through Sunday evening:
5000-5500 ft...1-3"
5500-6500 ft...3-6"
6500-7500 ft...6-12"
7500-9500 ft..12-24"
* WHERE...San Bernardino County Mountains and Riverside County
Mountains.
* WHEN...From Friday evening through Sunday evening.
* IMPACTS...Snow and ice covered roads will make travel
difficult.
* ADDITIONAL DETAILS...Snow levels starting out near 6,000 feet
Friday night will lower to 5,000 feet Saturday afternoon, then
hover between 4,500 and 5,500 feet Saturday night and Sunday.
San Diego County Mountains
* WHAT...Snow, heavy at times late Saturday afternoon through
Sunday night. Snow accumulations of 1 to 4 inches.
* WHERE...San Diego County Mountains.
* WHEN...From Saturday afternoon through late Sunday night.
* IMPACTS...Plan on slippery road conditions Saturday night and
Sunday near Mount Laguna and Palomar Mountain.
* ADDITIONAL DETAILS...Snow levels starting out near 6,500 feet
Saturday afternoon will lower to 5,000 feet Saturday night,
then hover between 4,500 and 5,500 feet Sunday.
Santa Barbara County Interior Mountains; Southern Ventura County Mountains; Northern Ventura County Mountains; Interstate 5 Corridor; Western San Gabriel Mountains and Highway 14 Corridor; Eastern San Gabriel Mountains
* WHAT...Heavy snow possible. Total snow accumulations of 1 to 2
feet possible above 6000 feet and up to 6 inches between 5000
and 6000 feet. A dusting down to 4500 feet. Winds could gust as
high as 60 mph.
* WHERE...Portions of southwest California.
* WHEN...From Friday afternoon through Sunday afternoon.
* IMPACTS...Travel could be very difficult to impossible. Strong
winds could cause tree damage.
Indian Wells Valley; Mojave Desert Slopes; Mojave Desert
* WHAT...West winds 20 to 30 mph with gusts up to 50 mph expected.
* WHERE...Indian Wells Valley, Mojave Desert, and Mojave Desert
Slopes.
* WHEN...Until 1 AM PDT Friday.
* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.
West Side Mountains north of 198; West Side Mountains South of 198; Buena Vista
* WHAT...South winds 20 to 30 mph with gusts up to 50 mph expected.
* WHERE...Buena Vista, West Side Mountains South of 198, and West
Side Mountains north of 198.
* WHEN...From 3 PM Friday to 6 AM PDT Saturday.
* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.
San Diego County Coastal Areas; San Bernardino and Riverside County Valleys-The Inland Empire; San Diego County Inland Valleys; San Bernardino County Mountains; Riverside County Mountains; Santa Ana Mountains and Foothills; San Diego County Mountains; Orange County Coastal; Orange County Inland
* WHAT...Flooding caused by excessive rainfall is possible.
* WHERE...Orange County, the Inland Empire, the Riverside and San
Bernardino County Mountains, San Diego County Coastal and Valley
Areas, and the San Diego County Mountains.
* WHEN...From late Friday night through Sunday afternoon.
* IMPACTS...Flooding may occur in poor drainage and urban areas.
Low-water crossings may be flooded.
* ADDITIONAL DETAILS...
- A strong Pacific storm will bring moderate to heavy rain
Saturday, followed by scattered showers and thunderstorms
Saturday night through Sunday afternoon.
- https://www.weather.gov/safety/flood
Shasta Lake Area / Northern Shasta County; Mountains Southwestern Shasta County to Western Colusa County
* WHAT...Heavy snow expected. Total snow accumulations of 8 to 20
inches, up to 30 inches at the highest peaks.
* WHERE...Mountains of Western Shasta County to Western Colusa
Counties above 4000 feet.
* WHEN...From 8 AM Friday to 5 PM PDT Saturday.
* IMPACTS...Travel could be very difficult from delays, snow-
covered roads, and chain controls. The hazardous conditions will
impact holiday weekend travelers.
* ADDITIONAL DETAILS...Snow levels 3500 to 4500 feet. Heaviest
snow expected Friday afternoon and into early Saturday morning
with rates up to an inch per hour.
Western Plumas County/Lassen Park; West Slope Northern Sierra Nevada
* WHAT...Heavy snow expected. Total snow accumulations of 8 to 20
inches, up to 30 inches at the highest peaks. Winds gusting as
high as 35 mph.
* WHERE...Western Plumas County/Lassen Park and West Slope
Northern Sierra Nevada above 4000 feet, including Interstate 80
over Donner Summit and Highway 50 over Echo Summit.
* WHEN...From 8 AM Friday to 5 PM PDT Sunday.
* IMPACTS...Travel could be very difficult from delays, snow-
covered roads, and chain controls. The hazardous conditions will
impact holiday weekend travelers.
* ADDITIONAL DETAILS...Snow levels 3500 to 4500 feet. Heaviest
snow expected Friday afternoon and into Saturday morning with
rates up to an inch per hour.
Santa Lucia Mountains and Los Padres National Forest; Mountains Of San Benito County And Interior Monterey County Including Pinnacles National Park; Southern Monterey Bay and Big Sur Coast
* WHAT...South winds 20 to 30 mph with gusts up to 45 mph
expected.
* WHERE...Santa Lucia Mountains and Los Padres National Forest,
Mountains of San Benito and Interior Monterey County including
Pinnacles National Park and Southern Monterey Bay and Big Sur
Coast.
* WHEN...From 11 AM Friday to 5 AM PDT Saturday.
* IMPACTS...Gusty winds could blow around unsecured objects.
Tree limbs could be blown down and a few power outages may
result.
* ADDITIONAL DETAILS...Local gusts of greater than 45 mph will be
possible in the region's highest peaks.
San Francisco Peninsula Coast; Santa Cruz Mountains; East Bay Hills; Northern Monterey Bay
* WHAT...Southeast winds 15 to 25 mph with gusts up to 45 mph
expected.
* WHERE...San Francisco Peninsula Coast, Santa Cruz Mountains,
East Bay Hills and Northern Monterey Bay.
* WHEN...From 11 AM Friday to 5 AM PDT Saturday.
* IMPACTS...Gusty winds could blow around unsecured objects.
Tree limbs could be blown down and a few power outages may
result.
* ADDITIONAL DETAILS...Local gusts of greater than 45 mph will be
possible in the region's highest peaks.
Greater Lake Tahoe Area; Greater Lake Tahoe Area; Western Nevada Basin and Range including Pyramid Lake
* WHAT...West winds 15 to 25 mph with gusts up to 40 mph and waves
between 1 to 3 feet.
* WHERE...Greater Lake Tahoe Area, and Western Nevada Basin and
Range including Pyramid Lake.
* WHEN...From 11 AM this morning to 8 PM PDT this evening.
* IMPACTS...Small boats, kayaks and paddle boards will be prone to
capsizing and should remain off lake waters until conditions
improve.