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Alert Archives for All California Counties
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68 total alerts issued on this day

Updates Every 15 Minutes
Spacer GifLast Update:July 23, 2026 - 7:00 am PDT
Imperial County
SVW.gif   EXTREME HEAT WARNING   (2 updates)
  Areas affected: Parker Valley; Yuma; Imperial County Southwest; Salton Sea; Chuckwalla Mountains; Imperial County Southeast; Imperial County West; Imperial Valley; Chiriaco Summit; Palo Verde Valley; Chuckwalla Valley
Effective: Jul 22 11:33 am Expired: Jul 23 5:00 am Duration: 17 hrs   27 mins  
  Areas affected: Parker Valley; Yuma; Imperial County Southwest; Salton Sea; Chuckwalla Mountains; Imperial County Southeast; Imperial County West; Imperial Valley; Chiriaco Summit; Palo Verde Valley; Chuckwalla Valley
Effective: Jul 23 12:18 am Expired: Jul 23 4:00 pm Duration: 15 hrs   42 mins  
Riverside County   3 alerts
SVW.gif   EXTREME HEAT WARNING   (4 updates)
  Areas affected: Parker Valley; Yuma; Imperial County Southwest; Salton Sea; Chuckwalla Mountains; Imperial County Southeast; Imperial County West; Imperial Valley; Chiriaco Summit; Palo Verde Valley; Chuckwalla Valley
Effective: Jul 22 11:33 am Expired: Jul 23 5:00 am Duration: 17 hrs   27 mins  
  Areas affected: San Bernardino and Riverside County Valleys-The Inland Empire
Effective: Jul 22 9:01 pm Expired: Jul 23 5:15 am Duration: 8 hrs   14 mins  
  Areas affected: Coachella Valley; San Diego County Deserts; San Gorgonio Pass Near Banning
Effective: Jul 22 9:01 pm Expired: Jul 23 5:15 am Duration: 8 hrs   14 mins  
  Areas affected: Parker Valley; Yuma; Imperial County Southwest; Salton Sea; Chuckwalla Mountains; Imperial County Southeast; Imperial County West; Imperial Valley; Chiriaco Summit; Palo Verde Valley; Chuckwalla Valley
Effective: Jul 23 12:18 am Expired: Jul 23 4:00 pm Duration: 15 hrs   42 mins  
HTY.gif   HEAT ADVISORY   (3 updates)
  Areas affected: Santa Ana Mountains and Foothills
Effective: Jul 22 9:01 pm Expired: Jul 23 5:15 am Duration: 8 hrs   14 mins  
  Areas affected: San Bernardino County Mountains; Riverside County Mountains
Effective: Jul 22 9:01 pm Expired: Jul 23 5:15 am Duration: 8 hrs   14 mins  
  Areas affected: San Bernardino and Riverside County Valleys-The Inland Empire
Effective: Jul 22 12:10 am Expired: Jul 22 12:25 am Duration: 0 hrs   15 mins  
SPS.gif   AIR QUALITY ALERT   (2 updates)
  Areas affected: San Bernardino and Riverside County Valleys-The Inland Empire; San Bernardino County Mountains; Coachella Valley; San Gorgonio Pass Near Banning; Orange County Inland
Effective: Jul 22 5:41 pm Expired: Jul 23 5:45 pm Duration: 1 day   0 hrs   04 mins  
  Areas affected: San Bernardino and Riverside County Valleys-The Inland Empire; San Bernardino County Mountains; Coachella Valley; San Gorgonio Pass Near Banning; Orange County Inland
Effective: Jul 22 5:40 pm Expired: Jul 23 5:45 pm Duration: 1 day   0 hrs   05 mins  
Inyo County
SVW.gif   EXTREME HEAT WARNING   (2 updates)
  Areas affected: Lake Havasu and Fort Mohave; Lake Mead - AZ side; Lake Mohave - AZ side; Northwest Deserts; Death Valley National Park; Western Mojave Desert; Eastern Mojave Desert, Including the Mojave National Preserve; Morongo Basin; Cadiz Basin; San Bernardino County-Upper Colorado River Valley; Northeast Clark County; Western Clark and Southern Nye County; Las Vegas Valley; Southern Clark County; Lake Mead - NV side; Lake Mohave - NV side
Effective: Jul 22 4:35 am Expired: Jul 23 5:00 am Duration: 1 day   0 hrs   25 mins  
  Areas affected: Lake Havasu and Fort Mohave; Lake Mead - AZ side; Lake Mohave - AZ side; Northwest Deserts; Death Valley National Park; Western Mojave Desert; Eastern Mojave Desert, Including the Mojave National Preserve; Morongo Basin; Cadiz Basin; San Bernardino County-Upper Colorado River Valley; Northeast Clark County; Western Clark and Southern Nye County; Las Vegas Valley; Southern Clark County; Lake Mead - NV side; Lake Mohave - NV side
Effective: Jul 23 2:47 am Expired: Jul 24 5:00 am Duration: 1 day   2 hrs   13 mins  
San Bernardino County   3 alerts
SVW.gif   EXTREME HEAT WARNING   (6 updates)
  Areas affected: Lake Havasu and Fort Mohave; Lake Mead - AZ side; Lake Mohave - AZ side; Northwest Deserts; Death Valley National Park; Western Mojave Desert; Eastern Mojave Desert, Including the Mojave National Preserve; Morongo Basin; Cadiz Basin; San Bernardino County-Upper Colorado River Valley; Northeast Clark County; Western Clark and Southern Nye County; Las Vegas Valley; Southern Clark County; Lake Mead - NV side; Lake Mohave - NV side
Effective: Jul 22 4:35 am Expired: Jul 23 5:00 am Duration: 1 day   0 hrs   25 mins  
  Areas affected: San Bernardino and Riverside County Valleys-The Inland Empire
Effective: Jul 22 9:01 pm Expired: Jul 23 5:15 am Duration: 8 hrs   14 mins  
  Areas affected: Apple and Lucerne Valleys
Effective: Jul 22 9:01 pm Expired: Jul 23 5:15 am Duration: 8 hrs   14 mins  
  Areas affected: Kofa; Central La Paz; Southeast Yuma County; Gila River Valley; Joshua Tree NP West; Joshua Tree NP East
Effective: Jul 22 11:33 am Expired: Jul 23 5:00 am Duration: 17 hrs   27 mins  
  Areas affected: Kofa; Central La Paz; Southeast Yuma County; Gila River Valley; Joshua Tree NP West; Joshua Tree NP East
Effective: Jul 23 12:18 am Expired: Jul 23 4:00 pm Duration: 15 hrs   42 mins  
  Areas affected: Lake Havasu and Fort Mohave; Lake Mead - AZ side; Lake Mohave - AZ side; Northwest Deserts; Death Valley National Park; Western Mojave Desert; Eastern Mojave Desert, Including the Mojave National Preserve; Morongo Basin; Cadiz Basin; San Bernardino County-Upper Colorado River Valley; Northeast Clark County; Western Clark and Southern Nye County; Las Vegas Valley; Southern Clark County; Lake Mead - NV side; Lake Mohave - NV side
Effective: Jul 23 2:47 am Expired: Jul 24 5:00 am Duration: 1 day   2 hrs   13 mins  
SPS.gif   AIR QUALITY ALERT   (2 updates)
  Areas affected: San Bernardino and Riverside County Valleys-The Inland Empire; San Bernardino County Mountains; Coachella Valley; San Gorgonio Pass Near Banning; Orange County Inland
Effective: Jul 22 5:41 pm Expired: Jul 23 5:45 pm Duration: 1 day   0 hrs   04 mins  
  Areas affected: San Bernardino and Riverside County Valleys-The Inland Empire; San Bernardino County Mountains; Coachella Valley; San Gorgonio Pass Near Banning; Orange County Inland
Effective: Jul 22 5:40 pm Expired: Jul 23 5:45 pm Duration: 1 day   0 hrs   05 mins  
HTY.gif   HEAT ADVISORY   (2 updates)
  Areas affected: San Bernardino County Mountains; Riverside County Mountains
Effective: Jul 22 9:01 pm Expired: Jul 23 5:15 am Duration: 8 hrs   14 mins  
  Areas affected: San Bernardino and Riverside County Valleys-The Inland Empire
Effective: Jul 22 12:10 am Expired: Jul 22 12:25 am Duration: 0 hrs   15 mins  
Kern County
SVW.gif   EXTREME HEAT WARNING   (2 updates)
  Areas affected: Indian Wells Valley; Mojave Desert
Effective: Jul 22 6:31 pm Expired: Jul 23 3:00 am Duration: 8 hrs   29 mins  
  Areas affected: Indian Wells Valley; Mojave Desert
Effective: Jul 23 2:36 am Expired: Jul 23 12:00 pm Duration: 9 hrs   24 mins  
Lassen County
FWA.gif   FIRE WEATHER WATCH  
The National Weather Service in Reno has issued a Fire Weather
  Areas affected: Surprise Valley California; Eastern Lassen County; Northern Washoe County
Effective: Jul 22 10:36 am Expired: Jul 23 1:00 pm Duration: 1 day   2 hrs   24 mins  
Modoc County
FWA.gif   FIRE WEATHER WATCH   (3 updates)
The National Weather Service in Reno has issued a Fire Weather
  Areas affected: Surprise Valley California; Eastern Lassen County; Northern Washoe County
Effective: Jul 22 10:36 am Expired: Jul 23 1:00 pm Duration: 1 day   2 hrs   24 mins  
  Areas affected: Siskiyou County from the Cascade Mountains East and South to Mt Shasta; Modoc County Except for the Surprise Valley
Effective: Jul 22 10:30 pm Expired: Jul 23 5:00 pm Duration: 18 hrs   30 mins  
  Areas affected: Siskiyou County from the Cascade Mountains East and South to Mt Shasta; Modoc County Except for the Surprise Valley; Klamath Basin and the Fremont-Winema National Forest; South Central Oregon Desert including the BLM Land in Eastern Lake and Western Harney Counties
Effective: Jul 23 2:31 am Expired: Jul 23 5:00 pm Duration: 14 hrs   29 mins  
Siskiyou County
FWA.gif   FIRE WEATHER WATCH   (3 updates)
  Areas affected: Siskiyou County from the Cascade Mountains East and South to Mt Shasta; Modoc County Except for the Surprise Valley
Effective: Jul 22 10:30 pm Expired: Jul 23 5:00 pm Duration: 18 hrs   30 mins  
  Areas affected: Siskiyou County from the Cascade Mountains East and South to Mt Shasta; Modoc County Except for the Surprise Valley; Klamath Basin and the Fremont-Winema National Forest; South Central Oregon Desert including the BLM Land in Eastern Lake and Western Harney Counties
Effective: Jul 23 2:31 am Expired: Jul 23 5:00 pm Duration: 14 hrs   29 mins  
The National Weather Service in Medford has issued a Fire Weather
  Areas affected: Western Klamath National Forest; Central Siskiyou County Including Shasta Valley
Effective: Jul 23 2:31 am Expired: Jul 23 5:00 pm Duration: 14 hrs   29 mins  
Orange County   3 alerts
HTY.gif   HEAT ADVISORY   (3 updates)
  Areas affected: Orange County Inland
Effective: Jul 22 9:01 pm Expired: Jul 23 5:15 am Duration: 8 hrs   14 mins  
  Areas affected: Orange County Coastal
Effective: Jul 22 9:01 pm Expired: Jul 23 5:15 am Duration: 8 hrs   14 mins  
  Areas affected: Santa Ana Mountains and Foothills
Effective: Jul 22 9:01 pm Expired: Jul 23 5:15 am Duration: 8 hrs   14 mins  
SPS.gif   AIR QUALITY ALERT   (2 updates)
  Areas affected: San Bernardino and Riverside County Valleys-The Inland Empire; San Bernardino County Mountains; Coachella Valley; San Gorgonio Pass Near Banning; Orange County Inland
Effective: Jul 22 5:41 pm Expired: Jul 23 5:45 pm Duration: 1 day   0 hrs   04 mins  
  Areas affected: San Bernardino and Riverside County Valleys-The Inland Empire; San Bernardino County Mountains; Coachella Valley; San Gorgonio Pass Near Banning; Orange County Inland
Effective: Jul 22 5:40 pm Expired: Jul 23 5:45 pm Duration: 1 day   0 hrs   05 mins  
SPS.gif   BEACH HAZARDS STATEMENT   (2 updates)
  Areas affected: San Diego County Coastal Areas; Orange County Coastal
Effective: Jul 22 12:14 pm Expired: Jul 22 10:15 pm Duration: 10 hrs   01 min  
  Areas affected: San Diego County Coastal Areas; Orange County Coastal
Effective: Jul 23 1:21 am Expired: Jul 23 2:00 pm Duration: 12 hrs   39 mins  
San Diego County   3 alerts
HTY.gif   HEAT ADVISORY   (4 updates)
  Areas affected: Santa Ana Mountains and Foothills
Effective: Jul 22 9:01 pm Expired: Jul 23 5:15 am Duration: 8 hrs   14 mins  
  Areas affected: San Diego County Inland Valleys
Effective: Jul 22 9:01 pm Expired: Jul 23 5:15 am Duration: 8 hrs   14 mins  
  Areas affected: San Diego County Coastal Areas
Effective: Jul 22 9:01 pm Expired: Jul 23 5:15 am Duration: 8 hrs   14 mins  
  Areas affected: San Diego County Mountains
Effective: Jul 22 12:10 am Expired: Jul 22 12:25 am Duration: 0 hrs   15 mins  
SPS.gif   BEACH HAZARDS STATEMENT   (2 updates)
  Areas affected: San Diego County Coastal Areas; Orange County Coastal
Effective: Jul 22 12:14 pm Expired: Jul 22 10:15 pm Duration: 10 hrs   01 min  
  Areas affected: San Diego County Coastal Areas; Orange County Coastal
Effective: Jul 23 1:21 am Expired: Jul 23 2:00 pm Duration: 12 hrs   39 mins  
SVW.gif   EXTREME HEAT WARNING   (2 updates)
  Areas affected: Coachella Valley; San Diego County Deserts; San Gorgonio Pass Near Banning
Effective: Jul 22 9:01 pm Expired: Jul 23 5:15 am Duration: 8 hrs   14 mins  
  Areas affected: San Diego County Mountains
Effective: Jul 22 9:01 pm Expired: Jul 23 5:15 am Duration: 8 hrs   14 mins  
San Luis Obispo County
HTY.gif   HEAT ADVISORY  
  Areas affected: Cuyama Valley; Santa Clarita Valley; Santa Lucia Mountains; Southern Salinas Valley; San Luis Obispo County Interior Valleys; San Luis Obispo County Mountains; Santa Ynez Valley; Santa Barbara County Interior Mountains; Lake Casitas; Ojai Valley; Central Ventura County Valleys; 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; Southern Ventura County Mountains; Northern Ventura County Mountains; Interstate 5 Corridor; Western San Gabriel Mountains and Highway 14 Corridor; Eastern San Gabriel Mountains; Western Antelope Valley Foothills; Eastern Antelope Valley Foothills; Los Angeles County San Gabriel Valley
Effective: Jul 22 11:12 am Expired: Jul 23 12:00 pm Duration: 1 day   0 hrs   48 mins  
Santa Barbara County   2 alerts
HTY.gif   HEAT ADVISORY   (4 updates)
  Areas affected: Cuyama Valley; Santa Clarita Valley; Santa Lucia Mountains; Southern Salinas Valley; San Luis Obispo County Interior Valleys; San Luis Obispo County Mountains; Santa Ynez Valley; Santa Barbara County Interior Mountains; Lake Casitas; Ojai Valley; Central Ventura County Valleys; 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; Southern Ventura County Mountains; Northern Ventura County Mountains; Interstate 5 Corridor; Western San Gabriel Mountains and Highway 14 Corridor; Eastern San Gabriel Mountains; Western Antelope Valley Foothills; Eastern Antelope Valley Foothills; Los Angeles County San Gabriel Valley
Effective: Jul 22 11:12 am Expired: Jul 23 12:00 pm Duration: 1 day   0 hrs   48 mins  
  Areas affected: Santa Barbara County Southwestern Coast
Effective: Jul 22 11:12 am Expired: Jul 23 12:00 pm Duration: 1 day   0 hrs   48 mins  
  Areas affected: Santa Barbara County Southeastern Coast
Effective: Jul 22 11:12 am Expired: Jul 23 12:00 pm Duration: 1 day   0 hrs   48 mins  
  Areas affected: Santa Ynez Mountains Western Range; Santa Ynez Mountains Eastern Range
Effective: Jul 22 11:12 am Expired: Jul 23 12:00 pm Duration: 1 day   0 hrs   48 mins  
WIY.gif   WIND ADVISORY   (2 updates)
  Areas affected: Santa Barbara County Southwestern Coast
Effective: Jul 22 11:12 am Expired: Jul 23 12:00 pm Duration: 1 day   0 hrs   48 mins  
  Areas affected: Santa Ynez Mountains Western Range; Santa Ynez Mountains Eastern Range
Effective: Jul 22 11:12 am Expired: Jul 23 12:00 pm Duration: 1 day   0 hrs   48 mins  
Ventura County   4 alerts
HTY.gif   HEAT ADVISORY   (4 updates)
  Areas affected: Cuyama Valley; Santa Clarita Valley; Santa Lucia Mountains; Southern Salinas Valley; San Luis Obispo County Interior Valleys; San Luis Obispo County Mountains; Santa Ynez Valley; Santa Barbara County Interior Mountains; Lake Casitas; Ojai Valley; Central Ventura County Valleys; 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; Southern Ventura County Mountains; Northern Ventura County Mountains; Interstate 5 Corridor; Western San Gabriel Mountains and Highway 14 Corridor; Eastern San Gabriel Mountains; Western Antelope Valley Foothills; Eastern Antelope Valley Foothills; Los Angeles County San Gabriel Valley
Effective: Jul 22 11:12 am Expired: Jul 23 12:00 pm Duration: 1 day   0 hrs   48 mins  
  Areas affected: Santa Ynez Mountains Western Range; Santa Ynez Mountains Eastern Range
Effective: Jul 22 11:12 am Expired: Jul 23 12:00 pm Duration: 1 day   0 hrs   48 mins  
  Areas affected: Ventura County Beaches; Malibu Coast; Los Angeles County Beaches; Palos Verdes Hills
Effective: Jul 22 11:12 am Expired: Jul 23 12:00 pm Duration: 1 day   0 hrs   48 mins  
  Areas affected: Ventura County Inland Coast; Los Angeles County Inland Coast including Downtown Los Angeles
Effective: Jul 22 11:12 am Expired: Jul 23 12:00 pm Duration: 1 day   0 hrs   48 mins  
WIY.gif   WIND ADVISORY  
  Areas affected: Santa Ynez Mountains Western Range; Santa Ynez Mountains Eastern Range
Effective: Jul 22 11:12 am Expired: Jul 23 12:00 pm Duration: 1 day   0 hrs   48 mins  
SPS.gif   BEACH HAZARDS STATEMENT  
  Areas affected: Ventura County Beaches; Malibu Coast; Los Angeles County Beaches
Effective: Jul 22 8:42 pm Expired: Jul 26 8:00 pm Duration: 3 days   23 hrs   18 mins  
SPS.gif   AIR QUALITY ALERT  
  Areas affected: Eastern San Fernando Valley; Eastern San Gabriel Mountains; Interstate 5 Corridor; Los Angeles County San Gabriel Valley; Santa Clarita Valley; Santa Susana Mountains; Western San Fernando Valley; Western San Gabriel Mountains and Highway 14 Corridor
Effective: Jul 22 5:20 pm Expired: Jul 27 8:00 pm Duration: 5 days   2 hrs   40 mins  
Los Angeles County
SPS.gif   BEACH HAZARDS STATEMENT  
  Areas affected: San Francisco; Coastal North Bay Including Point Reyes National Seashore; San Francisco Peninsula Coast; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Effective: Jul 23 3:08 am Expired: Jul 23 11:15 am Duration: 8 hrs   07 mins  
Marin County
SPS.gif   BEACH HAZARDS STATEMENT  
  Areas affected: San Francisco; Coastal North Bay Including Point Reyes National Seashore; San Francisco Peninsula Coast; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Effective: Jul 23 3:08 am Expired: Jul 23 11:15 am Duration: 8 hrs   07 mins  
Monterey County
SPS.gif   BEACH HAZARDS STATEMENT  
  Areas affected: San Francisco; Coastal North Bay Including Point Reyes National Seashore; San Francisco Peninsula Coast; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Effective: Jul 23 3:08 am Expired: Jul 23 11:15 am Duration: 8 hrs   07 mins  
San Francisco County
SPS.gif   BEACH HAZARDS STATEMENT  
  Areas affected: San Francisco; Coastal North Bay Including Point Reyes National Seashore; San Francisco Peninsula Coast; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Effective: Jul 23 3:08 am Expired: Jul 23 11:15 am Duration: 8 hrs   07 mins  
San Mateo County
SPS.gif   BEACH HAZARDS STATEMENT  
  Areas affected: San Francisco; Coastal North Bay Including Point Reyes National Seashore; San Francisco Peninsula Coast; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Effective: Jul 23 3:08 am Expired: Jul 23 11:15 am Duration: 8 hrs   07 mins  
Santa Cruz County
SPS.gif   BEACH HAZARDS STATEMENT  
  Areas affected: San Francisco; Coastal North Bay Including Point Reyes National Seashore; San Francisco Peninsula Coast; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Effective: Jul 23 3:08 am Expired: Jul 23 11:15 am Duration: 8 hrs   07 mins  
Sonoma County
SPS.gif   BEACH HAZARDS STATEMENT  
  Areas affected: San Francisco; Coastal North Bay Including Point Reyes National Seashore; San Francisco Peninsula Coast; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Effective: Jul 23 3:08 am Expired: Jul 23 11:15 am Duration: 8 hrs   07 mins  


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