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

Updates Every 15 Minutes
Spacer GifLast Update:August 10, 2026 - 7:00 am PDT
Plumas County
HTY.gif   HEAT ADVISORY  
  Areas affected: Surprise Valley California; Lassen-Eastern Plumas-Eastern Sierra Counties; Greater Reno-Carson City-Minden Area; Northern Washoe County
Effective: Aug 8 11:53 pm Expired: Aug 10 8:00 am Duration: 1 day   8 hrs   07 mins  
Lassen County
HTY.gif   HEAT ADVISORY  
  Areas affected: Surprise Valley California; Lassen-Eastern Plumas-Eastern Sierra Counties; Greater Reno-Carson City-Minden Area; Northern Washoe County
Effective: Aug 8 11:53 pm Expired: Aug 10 8:00 am Duration: 1 day   8 hrs   07 mins  
Modoc County
HTY.gif   HEAT ADVISORY  
  Areas affected: Surprise Valley California; Lassen-Eastern Plumas-Eastern Sierra Counties; Greater Reno-Carson City-Minden Area; Northern Washoe County
Effective: Aug 8 11:53 pm Expired: Aug 10 8:00 am Duration: 1 day   8 hrs   07 mins  
Sierra County
HTY.gif   HEAT ADVISORY  
  Areas affected: Surprise Valley California; Lassen-Eastern Plumas-Eastern Sierra Counties; Greater Reno-Carson City-Minden Area; Northern Washoe County
Effective: Aug 8 11:53 pm Expired: Aug 10 8:00 am Duration: 1 day   8 hrs   07 mins  
Alameda County
FLS.gif   COASTAL FLOOD ADVISORY  
  Areas affected: San Francisco; North Bay Interior Valleys; San Francisco Bay Shoreline; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Effective: Aug 9 9:43 pm Expired: Aug 10 11:00 pm Duration: 1 day   1 hr   17 mins  
Contra Costa County
FLS.gif   COASTAL FLOOD ADVISORY  
  Areas affected: San Francisco; North Bay Interior Valleys; San Francisco Bay Shoreline; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Effective: Aug 9 9:43 pm Expired: Aug 10 11:00 pm Duration: 1 day   1 hr   17 mins  
Los Angeles County
FLS.gif   COASTAL FLOOD ADVISORY  
  Areas affected: San Francisco; North Bay Interior Valleys; San Francisco Bay Shoreline; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Effective: Aug 9 9:43 pm Expired: Aug 10 11:00 pm Duration: 1 day   1 hr   17 mins  
Marin County
FLS.gif   COASTAL FLOOD ADVISORY  
  Areas affected: San Francisco; North Bay Interior Valleys; San Francisco Bay Shoreline; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Effective: Aug 9 9:43 pm Expired: Aug 10 11:00 pm Duration: 1 day   1 hr   17 mins  
Monterey County
FLS.gif   COASTAL FLOOD ADVISORY  
  Areas affected: San Francisco; North Bay Interior Valleys; San Francisco Bay Shoreline; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Effective: Aug 9 9:43 pm Expired: Aug 10 11:00 pm Duration: 1 day   1 hr   17 mins  
Napa County
FLS.gif   COASTAL FLOOD ADVISORY  
  Areas affected: San Francisco; North Bay Interior Valleys; San Francisco Bay Shoreline; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Effective: Aug 9 9:43 pm Expired: Aug 10 11:00 pm Duration: 1 day   1 hr   17 mins  
San Francisco County
FLS.gif   COASTAL FLOOD ADVISORY  
  Areas affected: San Francisco; North Bay Interior Valleys; San Francisco Bay Shoreline; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Effective: Aug 9 9:43 pm Expired: Aug 10 11:00 pm Duration: 1 day   1 hr   17 mins  
San Mateo County
FLS.gif   COASTAL FLOOD ADVISORY  
  Areas affected: San Francisco; North Bay Interior Valleys; San Francisco Bay Shoreline; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Effective: Aug 9 9:43 pm Expired: Aug 10 11:00 pm Duration: 1 day   1 hr   17 mins  
Santa Clara County
FLS.gif   COASTAL FLOOD ADVISORY  
  Areas affected: San Francisco; North Bay Interior Valleys; San Francisco Bay Shoreline; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Effective: Aug 9 9:43 pm Expired: Aug 10 11:00 pm Duration: 1 day   1 hr   17 mins  
Santa Cruz County
FLS.gif   COASTAL FLOOD ADVISORY  
  Areas affected: San Francisco; North Bay Interior Valleys; San Francisco Bay Shoreline; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Effective: Aug 9 9:43 pm Expired: Aug 10 11:00 pm Duration: 1 day   1 hr   17 mins  
Sonoma County
FLS.gif   COASTAL FLOOD ADVISORY  
  Areas affected: San Francisco; North Bay Interior Valleys; San Francisco Bay Shoreline; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Effective: Aug 9 9:43 pm Expired: Aug 10 11:00 pm Duration: 1 day   1 hr   17 mins  
Fresno County
SVW.gif   EXTREME HEAT WARNING   (4 updates)
  Areas affected: Los Banos - Dos Palos; Merced - Madera - Mendota; Planada - Le Grand - Snelling; 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; Mariposa Madera Foothills; Fresno-Tulare Foothills; South End Sierra Foothills; Kern River Valley; Tehachapi; Grapevine; Frazier Mountain Communities
Effective: Aug 9 7:51 pm Expired: Aug 10 4:00 am Duration: 8 hrs   09 mins  
  Areas affected: West Side Mountains north of 198
Effective: Aug 9 7:51 pm Expired: Aug 10 4:00 am Duration: 8 hrs   09 mins  
  Areas affected: West Side Mountains north of 198
Effective: Aug 10 3:51 am Expired: Aug 10 12:00 pm Duration: 8 hrs   09 mins  
  Areas affected: Los Banos - Dos Palos; Merced - Madera - Mendota; Planada - Le Grand - Snelling; 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; Mariposa Madera Foothills; Fresno-Tulare Foothills; South End Sierra Foothills; Kern River Valley; Tehachapi; Grapevine; Frazier Mountain Communities
Effective: Aug 10 3:51 am Expired: Aug 10 12:00 pm Duration: 8 hrs   09 mins  
Kern County
SVW.gif   EXTREME HEAT WARNING   (4 updates)
  Areas affected: Los Banos - Dos Palos; Merced - Madera - Mendota; Planada - Le Grand - Snelling; 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; Mariposa Madera Foothills; Fresno-Tulare Foothills; South End Sierra Foothills; Kern River Valley; Tehachapi; Grapevine; Frazier Mountain Communities
Effective: Aug 9 7:51 pm Expired: Aug 10 4:00 am Duration: 8 hrs   09 mins  
  Areas affected: Indian Wells Valley; Mojave Desert Slopes; Mojave Desert
Effective: Aug 9 7:51 pm Expired: Aug 10 4:00 am Duration: 8 hrs   09 mins  
  Areas affected: Los Banos - Dos Palos; Merced - Madera - Mendota; Planada - Le Grand - Snelling; 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; Mariposa Madera Foothills; Fresno-Tulare Foothills; South End Sierra Foothills; Kern River Valley; Tehachapi; Grapevine; Frazier Mountain Communities
Effective: Aug 10 3:51 am Expired: Aug 10 12:00 pm Duration: 8 hrs   09 mins  
  Areas affected: Indian Wells Valley; Mojave Desert Slopes; Mojave Desert
Effective: Aug 10 3:51 am Expired: Aug 10 12:00 pm Duration: 8 hrs   09 mins  
Kings County
SVW.gif   EXTREME HEAT WARNING   (2 updates)
  Areas affected: Los Banos - Dos Palos; Merced - Madera - Mendota; Planada - Le Grand - Snelling; 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; Mariposa Madera Foothills; Fresno-Tulare Foothills; South End Sierra Foothills; Kern River Valley; Tehachapi; Grapevine; Frazier Mountain Communities
Effective: Aug 9 7:51 pm Expired: Aug 10 4:00 am Duration: 8 hrs   09 mins  
  Areas affected: Los Banos - Dos Palos; Merced - Madera - Mendota; Planada - Le Grand - Snelling; 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; Mariposa Madera Foothills; Fresno-Tulare Foothills; South End Sierra Foothills; Kern River Valley; Tehachapi; Grapevine; Frazier Mountain Communities
Effective: Aug 10 3:51 am Expired: Aug 10 12:00 pm Duration: 8 hrs   09 mins  
Madera County
SVW.gif   EXTREME HEAT WARNING   (4 updates)
  Areas affected: Los Banos - Dos Palos; Merced - Madera - Mendota; Planada - Le Grand - Snelling; 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; Mariposa Madera Foothills; Fresno-Tulare Foothills; South End Sierra Foothills; Kern River Valley; Tehachapi; Grapevine; Frazier Mountain Communities
Effective: Aug 9 7:51 pm Expired: Aug 10 4:00 am Duration: 8 hrs   09 mins  
  Areas affected: Mariposa-Madera Lower Sierra
Effective: Aug 9 7:51 pm Expired: Aug 10 4:00 am Duration: 8 hrs   09 mins  
  Areas affected: Los Banos - Dos Palos; Merced - Madera - Mendota; Planada - Le Grand - Snelling; 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; Mariposa Madera Foothills; Fresno-Tulare Foothills; South End Sierra Foothills; Kern River Valley; Tehachapi; Grapevine; Frazier Mountain Communities
Effective: Aug 10 3:51 am Expired: Aug 10 12:00 pm Duration: 8 hrs   09 mins  
  Areas affected: Mariposa-Madera Lower Sierra
Effective: Aug 10 3:51 am Expired: Aug 10 12:00 pm Duration: 8 hrs   09 mins  
Mariposa County
SVW.gif   EXTREME HEAT WARNING   (4 updates)
  Areas affected: Los Banos - Dos Palos; Merced - Madera - Mendota; Planada - Le Grand - Snelling; 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; Mariposa Madera Foothills; Fresno-Tulare Foothills; South End Sierra Foothills; Kern River Valley; Tehachapi; Grapevine; Frazier Mountain Communities
Effective: Aug 9 7:51 pm Expired: Aug 10 4:00 am Duration: 8 hrs   09 mins  
  Areas affected: Mariposa-Madera Lower Sierra
Effective: Aug 9 7:51 pm Expired: Aug 10 4:00 am Duration: 8 hrs   09 mins  
  Areas affected: Los Banos - Dos Palos; Merced - Madera - Mendota; Planada - Le Grand - Snelling; 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; Mariposa Madera Foothills; Fresno-Tulare Foothills; South End Sierra Foothills; Kern River Valley; Tehachapi; Grapevine; Frazier Mountain Communities
Effective: Aug 10 3:51 am Expired: Aug 10 12:00 pm Duration: 8 hrs   09 mins  
  Areas affected: Mariposa-Madera Lower Sierra
Effective: Aug 10 3:51 am Expired: Aug 10 12:00 pm Duration: 8 hrs   09 mins  
Merced County
SVW.gif   EXTREME HEAT WARNING   (4 updates)
  Areas affected: Los Banos - Dos Palos; Merced - Madera - Mendota; Planada - Le Grand - Snelling; 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; Mariposa Madera Foothills; Fresno-Tulare Foothills; South End Sierra Foothills; Kern River Valley; Tehachapi; Grapevine; Frazier Mountain Communities
Effective: Aug 9 7:51 pm Expired: Aug 10 4:00 am Duration: 8 hrs   09 mins  
  Areas affected: West Side Mountains north of 198
Effective: Aug 9 7:51 pm Expired: Aug 10 4:00 am Duration: 8 hrs   09 mins  
  Areas affected: West Side Mountains north of 198
Effective: Aug 10 3:51 am Expired: Aug 10 12:00 pm Duration: 8 hrs   09 mins  
  Areas affected: Los Banos - Dos Palos; Merced - Madera - Mendota; Planada - Le Grand - Snelling; 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; Mariposa Madera Foothills; Fresno-Tulare Foothills; South End Sierra Foothills; Kern River Valley; Tehachapi; Grapevine; Frazier Mountain Communities
Effective: Aug 10 3:51 am Expired: Aug 10 12:00 pm Duration: 8 hrs   09 mins  
Tulare County
SVW.gif   EXTREME HEAT WARNING   (2 updates)
  Areas affected: Los Banos - Dos Palos; Merced - Madera - Mendota; Planada - Le Grand - Snelling; 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; Mariposa Madera Foothills; Fresno-Tulare Foothills; South End Sierra Foothills; Kern River Valley; Tehachapi; Grapevine; Frazier Mountain Communities
Effective: Aug 9 7:51 pm Expired: Aug 10 4:00 am Duration: 8 hrs   09 mins  
  Areas affected: Los Banos - Dos Palos; Merced - Madera - Mendota; Planada - Le Grand - Snelling; 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; Mariposa Madera Foothills; Fresno-Tulare Foothills; South End Sierra Foothills; Kern River Valley; Tehachapi; Grapevine; Frazier Mountain Communities
Effective: Aug 10 3:51 am Expired: Aug 10 12:00 pm Duration: 8 hrs   09 mins  
Imperial County
SVW.gif   EXTREME HEAT WARNING   (2 updates)
  Areas affected: Parker Valley; Yuma; Salton Sea; Imperial County West; Imperial Valley; Palo Verde Valley; Chuckwalla Valley
Effective: Aug 9 11:13 am Expired: Aug 10 3:00 am Duration: 15 hrs   47 mins  
  Areas affected: Parker Valley; Yuma; Salton Sea; Imperial County West; Imperial Valley; Palo Verde Valley; Chuckwalla Valley
Effective: Aug 10 12:30 am Expired: Aug 10 12:30 pm Duration: 12 hrs   00 mins  
Riverside County
SVW.gif   EXTREME HEAT WARNING   (2 updates)
  Areas affected: Parker Valley; Yuma; Salton Sea; Imperial County West; Imperial Valley; Palo Verde Valley; Chuckwalla Valley
Effective: Aug 9 11:13 am Expired: Aug 10 3:00 am Duration: 15 hrs   47 mins  
  Areas affected: Parker Valley; Yuma; Salton Sea; Imperial County West; Imperial Valley; Palo Verde Valley; Chuckwalla Valley
Effective: Aug 10 12:30 am Expired: Aug 10 12:30 pm Duration: 12 hrs   00 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; Death Valley National Park; San Bernardino County-Upper Colorado River Valley; Northeast Clark County; Western Clark and Southern Nye County; Las Vegas Valley; Lake Mead - NV side; Lake Mohave - NV side
Effective: Aug 9 7:49 pm Expired: Aug 10 8:00 am Duration: 12 hrs   11 mins  
  Areas affected: Lake Havasu and Fort Mohave; Lake Mead - AZ side; Lake Mohave - AZ side; Death Valley National Park; San Bernardino County-Upper Colorado River Valley; Northeast Clark County; Western Clark and Southern Nye County; Las Vegas Valley; Lake Mead - NV side; Lake Mohave - NV side
Effective: Aug 10 1:57 am Expired: Aug 10 8:00 pm Duration: 18 hrs   03 mins  
San Bernardino County
SVW.gif   EXTREME HEAT WARNING   (2 updates)
  Areas affected: Lake Havasu and Fort Mohave; Lake Mead - AZ side; Lake Mohave - AZ side; Death Valley National Park; San Bernardino County-Upper Colorado River Valley; Northeast Clark County; Western Clark and Southern Nye County; Las Vegas Valley; Lake Mead - NV side; Lake Mohave - NV side
Effective: Aug 9 7:49 pm Expired: Aug 10 8:00 am Duration: 12 hrs   11 mins  
  Areas affected: Lake Havasu and Fort Mohave; Lake Mead - AZ side; Lake Mohave - AZ side; Death Valley National Park; San Bernardino County-Upper Colorado River Valley; Northeast Clark County; Western Clark and Southern Nye County; Las Vegas Valley; Lake Mead - NV side; Lake Mohave - NV side
Effective: Aug 10 1:57 am Expired: Aug 10 8:00 pm Duration: 18 hrs   03 mins  
Orange County
FLS.gif   COASTAL FLOOD ADVISORY   (2 updates)
  Areas affected: San Diego County Coastal Areas; Orange County Coastal
Effective: Aug 9 10:27 pm Expired: Aug 10 6:30 am Duration: 8 hrs   03 mins  
  Areas affected: San Diego County Coastal Areas; Orange County Coastal
Effective: Aug 10 2:31 am Expired: Aug 10 3:00 pm Duration: 12 hrs   29 mins  
San Diego County
FLS.gif   COASTAL FLOOD ADVISORY   (2 updates)
  Areas affected: San Diego County Coastal Areas; Orange County Coastal
Effective: Aug 9 10:27 pm Expired: Aug 10 6:30 am Duration: 8 hrs   03 mins  
  Areas affected: San Diego County Coastal Areas; Orange County Coastal
Effective: Aug 10 2:31 am Expired: Aug 10 3:00 pm Duration: 12 hrs   29 mins  
Santa Barbara County
FLS.gif   COASTAL FLOOD ADVISORY  
  Areas affected: Santa Barbara County Southwestern Coast; Santa Barbara County Southeastern Coast
Effective: Aug 9 6:44 pm Expired: Aug 10 10:00 am Duration: 15 hrs   16 mins  
Ventura County
FLS.gif   COASTAL FLOOD ADVISORY  
  Areas affected: Ventura County Beaches
Effective: Aug 9 6:44 pm Expired: Aug 10 10:00 am Duration: 15 hrs   16 mins  
Humboldt County
FLS.gif   COASTAL FLOOD ADVISORY  
  Areas affected: Northern Coastal Humboldt
Effective: Aug 10 4:04 am Expired: Aug 10 12:15 pm Duration: 8 hrs   11 mins  


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