California County Alert Archives from the National Weather Service

Imperial County

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

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

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

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

EXTREME HEAT WARNING
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

San Bernardino County 3 alerts

EXTREME HEAT WARNING (5 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

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

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

EXTREME HEAT WARNING
Areas affected: Indian Wells Valley; Mojave Desert
Effective: Jul 22 6:31 pm	Expired: Jul 23 3:00 am	Duration: 8 hrs 29 mins

Lassen County

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

FIRE WEATHER WATCH (2 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

Siskiyou County

FIRE WEATHER WATCH
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

Orange County 3 alerts

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

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

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

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

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

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

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

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

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

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

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

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

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