Areas affected: Coalinga - Avenal; West Side of Fresno and Kings Counties; Caruthers - San Joaquin - Selma; Fresno-Clovis; West Side Mountains South of 198; Buttonwillow - Lost Hills - I5; Delano-Wasco-Shafter; Hanford - Corcoran - Lemoore; Visalia - Porterville - Reedley; Buena Vista; Bakersfield; Southeast San Joaquin Valley; South End San Joaquin Valley
Effective: Aug 25 7:33 pm
Expired: Aug 26 4:00 am
Duration: 8 hrs 27 mins
Kern County 2 alerts
HEAT ADVISORY
Areas affected: Coalinga - Avenal; West Side of Fresno and Kings Counties; Caruthers - San Joaquin - Selma; Fresno-Clovis; West Side Mountains South of 198; Buttonwillow - Lost Hills - I5; Delano-Wasco-Shafter; Hanford - Corcoran - Lemoore; Visalia - Porterville - Reedley; Buena Vista; Bakersfield; Southeast San Joaquin Valley; South End San Joaquin Valley
Effective: Aug 25 7:33 pm
Expired: Aug 26 4:00 am
Duration: 8 hrs 27 mins
EXTREME HEAT WARNING
Areas affected: Indian Wells Valley; Mojave Desert Slopes; Mojave Desert
Effective: Aug 25 7:33 pm
Expired: Aug 26 4:00 am
Duration: 8 hrs 27 mins
Kings County
HEAT ADVISORY
Areas affected: Coalinga - Avenal; West Side of Fresno and Kings Counties; Caruthers - San Joaquin - Selma; Fresno-Clovis; West Side Mountains South of 198; Buttonwillow - Lost Hills - I5; Delano-Wasco-Shafter; Hanford - Corcoran - Lemoore; Visalia - Porterville - Reedley; Buena Vista; Bakersfield; Southeast San Joaquin Valley; South End San Joaquin Valley
Effective: Aug 25 7:33 pm
Expired: Aug 26 4:00 am
Duration: 8 hrs 27 mins
Tulare County
HEAT ADVISORY
Areas affected: Coalinga - Avenal; West Side of Fresno and Kings Counties; Caruthers - San Joaquin - Selma; Fresno-Clovis; West Side Mountains South of 198; Buttonwillow - Lost Hills - I5; Delano-Wasco-Shafter; Hanford - Corcoran - Lemoore; Visalia - Porterville - Reedley; Buena Vista; Bakersfield; Southeast San Joaquin Valley; South End San Joaquin Valley
Effective: Aug 25 7:33 pm
Expired: Aug 26 4:00 am
Duration: 8 hrs 27 mins
Imperial County
EXTREME HEAT WARNING (2 updates)
Areas affected: Parker Valley; Kofa; Yuma; Central La Paz; Southeast Yuma County; Gila River Valley; Imperial County Southwest; Imperial County Southeast; Imperial County West; Imperial Valley; Palo Verde Valley; Chuckwalla Valley
Effective: Aug 25 12:57 pm
Expired: Aug 26 4:00 am
Duration: 15 hrs 03 mins
Areas affected: Joshua Tree NP East; Salton Sea; Chuckwalla Mountains; Chiriaco Summit
Effective: Aug 25 12:57 pm
Expired: Aug 26 4:00 am
Duration: 15 hrs 03 mins
Riverside County 3 alerts
EXTREME HEAT WARNING (5 updates)
Areas affected: Parker Valley; Kofa; Yuma; Central La Paz; Southeast Yuma County; Gila River Valley; Imperial County Southwest; Imperial County Southeast; Imperial County West; Imperial Valley; Palo Verde Valley; Chuckwalla Valley
Effective: Aug 25 12:57 pm
Expired: Aug 26 4:00 am
Duration: 15 hrs 03 mins
Areas affected: Joshua Tree NP East; Salton Sea; Chuckwalla Mountains; Chiriaco Summit
Effective: Aug 25 12:57 pm
Expired: Aug 26 4:00 am
Duration: 15 hrs 03 mins
Areas affected: Santa Ana Mountains and Foothills
Effective: Aug 25 9:59 pm
Expired: Aug 26 6:15 am
Duration: 8 hrs 16 mins
Areas affected: San Bernardino and Riverside County Valleys-The Inland Empire
Effective: Aug 25 9:59 pm
Expired: Aug 26 6:15 am
Duration: 8 hrs 16 mins
Areas affected: Coachella Valley; San Diego County Deserts; San Gorgonio Pass Near Banning
Effective: Aug 25 9:59 pm
Expired: Aug 26 6:15 am
Duration: 8 hrs 16 mins
AIR QUALITY ALERT
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: Aug 24 1:34 pm
Expired: Aug 28 8:00 pm
Duration: 4 days 6 hrs 26 mins
HEAT ADVISORY
Areas affected: Riverside County Mountains
Effective: Aug 25 9:59 pm
Expired: Aug 26 6:15 am
Duration: 8 hrs 16 mins
San Bernardino County 3 alerts
EXTREME HEAT WARNING (4 updates)
Areas affected: Joshua Tree NP East; Salton Sea; Chuckwalla Mountains; Chiriaco Summit
Effective: Aug 25 12:57 pm
Expired: Aug 26 4:00 am
Duration: 15 hrs 03 mins
Areas affected: Lake Havasu and Fort Mohave; Lake Mead - AZ side; Lake Mohave - AZ side; Hualapai Mountains; 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: Aug 25 10:29 am
Expired: Aug 26 3:00 am
Duration: 16 hrs 31 mins
Areas affected: San Bernardino and Riverside County Valleys-The Inland Empire
Effective: Aug 25 9:59 pm
Expired: Aug 26 6:15 am
Duration: 8 hrs 16 mins
Areas affected: Apple and Lucerne Valleys
Effective: Aug 25 9:59 pm
Expired: Aug 26 6:15 am
Duration: 8 hrs 16 mins
AIR QUALITY ALERT
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: Aug 24 1:34 pm
Expired: Aug 28 8:00 pm
Duration: 4 days 6 hrs 26 mins
HEAT ADVISORY
Areas affected: San Bernardino County Mountains
Effective: Aug 25 9:59 pm
Expired: Aug 26 6:15 am
Duration: 8 hrs 16 mins
Inyo County
EXTREME HEAT WARNING
Areas affected: Lake Havasu and Fort Mohave; Lake Mead - AZ side; Lake Mohave - AZ side; Hualapai Mountains; 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: Aug 25 10:29 am
Expired: Aug 26 3:00 am
Duration: 16 hrs 31 mins
Merced County
AIR QUALITY ALERT
Exposure to particle pollution can cause serious health problems;
aggravate lung disease, cause asthma attacks and acute bronchitis
Areas affected: Merced, CA
Effective: Aug 25 11:08 am
Expired: Aug 27 11:00 am
Duration: 1 day 23 hrs 52 mins
Modoc County 2 alerts
RED FLAG WARNING
FIRE WEATHER WATCH REMAINS IN EFFECT FROM THURSDAY MORNING
THROUGH THURSDAY EVENING FOR STRONG GUSTY WIND AND LOW RH FOR
FIRE WEATHER ZONES 285, 624, AND 625
Areas affected: 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: Aug 25 5:32 pm
Expired: Aug 26 5:45 am
Duration: 12 hrs 13 mins
FIRE WEATHER WATCH
FIRE WEATHER WATCH REMAINS IN EFFECT FROM THURSDAY MORNING
THROUGH THURSDAY EVENING FOR STRONG GUSTY WIND AND LOW RH FOR
FIRE WEATHER ZONES 285, 624, AND 625
Areas affected: 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: Aug 25 5:32 pm
Expired: Aug 26 5:45 am
Duration: 12 hrs 13 mins
Orange County 4 alerts
BEACH HAZARDS STATEMENT
Areas affected: San Diego County Coastal Areas; Orange County Coastal
Effective: Aug 25 11:37 pm
Expired: Aug 26 4:00 am
Duration: 4 hrs 23 mins
EXTREME HEAT WARNING (2 updates)
Areas affected: Santa Ana Mountains and Foothills
Effective: Aug 25 9:59 pm
Expired: Aug 26 6:15 am
Duration: 8 hrs 16 mins
Areas affected: Orange County Inland
Effective: Aug 25 9:59 pm
Expired: Aug 26 6:15 am
Duration: 8 hrs 16 mins
HEAT ADVISORY
Areas affected: Orange County Coastal
Effective: Aug 25 9:59 pm
Expired: Aug 26 6:15 am
Duration: 8 hrs 16 mins
AIR QUALITY ALERT
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: Aug 24 1:34 pm
Expired: Aug 28 8:00 pm
Duration: 4 days 6 hrs 26 mins
San Diego County 3 alerts
BEACH HAZARDS STATEMENT
Areas affected: San Diego County Coastal Areas; Orange County Coastal
Effective: Aug 25 11:37 pm
Expired: Aug 26 4:00 am
Duration: 4 hrs 23 mins
EXTREME HEAT WARNING (4 updates)
Areas affected: Santa Ana Mountains and Foothills
Effective: Aug 25 9:59 pm
Expired: Aug 26 6:15 am
Duration: 8 hrs 16 mins
Areas affected: Coachella Valley; San Diego County Deserts; San Gorgonio Pass Near Banning
Effective: Aug 25 9:59 pm
Expired: Aug 26 6:15 am
Duration: 8 hrs 16 mins
Areas affected: San Diego County Inland Valleys
Effective: Aug 25 9:59 pm
Expired: Aug 26 6:15 am
Duration: 8 hrs 16 mins
Areas affected: San Diego County Mountains
Effective: Aug 25 9:59 pm
Expired: Aug 26 6:15 am
Duration: 8 hrs 16 mins
HEAT ADVISORY
Areas affected: San Diego County Coastal Areas
Effective: Aug 25 9:59 pm
Expired: Aug 26 6:15 am
Duration: 8 hrs 16 mins
San Luis Obispo County 2 alerts
HEAT ADVISORY (2 updates)
Areas affected: San Luis Obispo County Inland Central Coast; Santa Barbara County Inland Central Coast; Santa Ynez Valley
Effective: Aug 25 8:37 pm
Expired: Aug 26 4:15 pm
Duration: 19 hrs 38 mins
Areas affected: Santa Lucia Mountains; Southern Salinas Valley; San Luis Obispo County Interior Valleys; San Luis Obispo County Mountains
Effective: Aug 25 8:37 pm
Expired: Aug 26 4:15 pm
Duration: 19 hrs 38 mins
RED FLAG WARNING
RED FLAG WARNING IN EFFECT THROUGH 3 PM FRIDAY FOR MANY
INTERIOR PORTIONS OF SOUTHWEST CALIFORNIA DUE TO EXTREME HEAT AND
INSTABILITY ALONG WITH LOCALLY GUSTY WINDS AND LOW HUMIDITIES
Areas affected: Cuyama Valley; San Luis Obispo County Mountains; Santa Barbara County Interior Mountains; Southern Ventura County Mountains; Northern Ventura County Mountains; Interstate 5 Corridor; Western San Gabriel Mountains and Highway 14 Corridor
Effective: Aug 25 2:57 pm
Expired: Aug 26 10:00 am
Duration: 19 hrs 03 mins
Santa Barbara County 4 alerts
HEAT ADVISORY
Areas affected: San Luis Obispo County Inland Central Coast; Santa Barbara County Inland Central Coast; Santa Ynez Valley
Effective: Aug 25 8:37 pm
Expired: Aug 26 4:15 pm
Duration: 19 hrs 38 mins
RED FLAG WARNING
RED FLAG WARNING IN EFFECT THROUGH 3 PM FRIDAY FOR MANY
INTERIOR PORTIONS OF SOUTHWEST CALIFORNIA DUE TO EXTREME HEAT AND
INSTABILITY ALONG WITH LOCALLY GUSTY WINDS AND LOW HUMIDITIES
Areas affected: Cuyama Valley; San Luis Obispo County Mountains; Santa Barbara County Interior Mountains; Southern Ventura County Mountains; Northern Ventura County Mountains; Interstate 5 Corridor; Western San Gabriel Mountains and Highway 14 Corridor
Effective: Aug 25 2:57 pm
Expired: Aug 26 10:00 am
Duration: 19 hrs 03 mins
WIND ADVISORY (2 updates)
Areas affected: Santa Barbara County Southwestern Coast
Effective: Aug 25 8:37 pm
Expired: Aug 26 4:15 pm
Duration: 19 hrs 38 mins
Areas affected: Santa Ynez Mountains Western Range
Effective: Aug 25 8:37 pm
Expired: Aug 26 4:15 pm
Duration: 19 hrs 38 mins
EXTREME HEAT WARNING (4 updates)
Areas affected: Cuyama Valley; Santa Clarita Valley; Santa Ynez Mountains Eastern Range; 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; 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
Effective: Aug 25 8:37 pm
Expired: Aug 26 4:15 pm
Duration: 19 hrs 38 mins
Areas affected: Santa Barbara County Southwestern Coast
Effective: Aug 25 8:37 pm
Expired: Aug 26 4:15 pm
Duration: 19 hrs 38 mins
Areas affected: Catalina and Santa Barbara Islands; Santa Barbara County Southeastern Coast; Ventura County Beaches; Ventura County Inland Coast; Malibu Coast; Los Angeles County Beaches; Palos Verdes Hills; Los Angeles County Inland Coast including Downtown Los Angeles
Effective: Aug 25 8:37 pm
Expired: Aug 26 4:15 pm
Duration: 19 hrs 38 mins
Areas affected: Santa Ynez Mountains Western Range
Effective: Aug 25 8:37 pm
Expired: Aug 26 4:15 pm
Duration: 19 hrs 38 mins
Ventura County 4 alerts
RED FLAG WARNING (2 updates)
RED FLAG WARNING IN EFFECT THROUGH 3 PM FRIDAY FOR MANY
INTERIOR PORTIONS OF SOUTHWEST CALIFORNIA DUE TO EXTREME HEAT AND
INSTABILITY ALONG WITH LOCALLY GUSTY WINDS AND LOW HUMIDITIES
Areas affected: Cuyama Valley; San Luis Obispo County Mountains; Santa Barbara County Interior Mountains; Southern Ventura County Mountains; Northern Ventura County Mountains; Interstate 5 Corridor; Western San Gabriel Mountains and Highway 14 Corridor
Effective: Aug 25 2:57 pm
Expired: Aug 26 10:00 am
Duration: 19 hrs 03 mins
RED FLAG WARNING IN EFFECT THROUGH 3 PM FRIDAY FOR MANY
INTERIOR PORTIONS OF SOUTHWEST CALIFORNIA DUE TO EXTREME HEAT AND
INSTABILITY ALONG WITH LOCALLY GUSTY WINDS AND LOW HUMIDITIES
Areas affected: Santa Susana Mountains; Eastern San Gabriel Mountains
Effective: Aug 25 2:57 pm
Expired: Aug 26 10:00 am
Duration: 19 hrs 03 mins
EXTREME HEAT WARNING (2 updates)
Areas affected: Cuyama Valley; Santa Clarita Valley; Santa Ynez Mountains Eastern Range; 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; 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
Effective: Aug 25 8:37 pm
Expired: Aug 26 4:15 pm
Duration: 19 hrs 38 mins
Areas affected: Catalina and Santa Barbara Islands; Santa Barbara County Southeastern Coast; Ventura County Beaches; Ventura County Inland Coast; Malibu Coast; Los Angeles County Beaches; Palos Verdes Hills; Los Angeles County Inland Coast including Downtown Los Angeles
Effective: Aug 25 8:37 pm
Expired: Aug 26 4:15 pm
Duration: 19 hrs 38 mins
BEACH HAZARDS STATEMENT
Areas affected: Catalina and Santa Barbara Islands; Ventura County Beaches; Malibu Coast; Los Angeles County Beaches
Effective: Aug 25 12:25 pm
Expired: Aug 26 3:00 pm
Duration: 1 day 2 hrs 35 mins
AIR QUALITY ALERT (2 updates)
Areas affected: Eastern San Fernando Valley; Eastern San Gabriel Mountains; Interstate 5 Corridor; Los Angeles County Inland Coast including Downtown Los Angeles; 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: Aug 25 7:55 am
Expired: Aug 28 8:00 pm
Duration: 3 days 12 hrs 05 mins
Areas affected: Eastern San Fernando Valley; Eastern San Gabriel Mountains; Interstate 5 Corridor; Los Angeles County Inland Coast including Downtown Los Angeles; Los Angeles County San Gabriel Valley; Santa Clarita Valley; Santa Susana Mountains; Western San Fernando Valley; Western San Gabriel Mountains and Highway 14 Corridor
HEAT ADVISORY 
EXTREME HEAT WARNING 
AIR QUALITY ALERT 
RED FLAG WARNING 
FIRE WEATHER WATCH 
WIND ADVISORY 
