Areas affected: Joshua Tree NP East; Salton Sea; Chuckwalla Mountains; Chiriaco Summit
Effective: Aug 27 11:37 am
Expired: Aug 28 4:00 am
Duration: 16 hrs 23 mins
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 27 11:37 am
Expired: Aug 28 4:00 am
Duration: 16 hrs 23 mins
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 28 12:22 am
Expired: Aug 28 3:30 pm
Duration: 15 hrs 08 mins
Areas affected: Joshua Tree NP East; Salton Sea; Chuckwalla Mountains; Chiriaco Summit
Effective: Aug 28 12:22 am
Expired: Aug 28 3:30 pm
Duration: 15 hrs 08 mins
Riverside County 3 alerts
EXTREME HEAT WARNING (10 updates)
Areas affected: Joshua Tree NP East; Salton Sea; Chuckwalla Mountains; Chiriaco Summit
Effective: Aug 27 11:37 am
Expired: Aug 28 4:00 am
Duration: 16 hrs 23 mins
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 27 11:37 am
Expired: Aug 28 4:00 am
Duration: 16 hrs 23 mins
Areas affected: Santa Ana Mountains and Foothills
Effective: Aug 27 9:05 pm
Expired: Aug 28 6:15 am
Duration: 9 hrs 10 mins
Areas affected: San Bernardino and Riverside County Valleys-The Inland Empire
Effective: Aug 27 9:05 pm
Expired: Aug 28 6:15 am
Duration: 9 hrs 10 mins
Areas affected: Coachella Valley; San Diego County Deserts; San Gorgonio Pass Near Banning
Effective: Aug 27 9:05 pm
Expired: Aug 28 6:15 am
Duration: 9 hrs 10 mins
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 28 12:22 am
Expired: Aug 28 3:30 pm
Duration: 15 hrs 08 mins
Areas affected: Joshua Tree NP East; Salton Sea; Chuckwalla Mountains; Chiriaco Summit
Effective: Aug 28 12:22 am
Expired: Aug 28 3:30 pm
Duration: 15 hrs 08 mins
Areas affected: Santa Ana Mountains and Foothills
Effective: Aug 28 5:03 am
Expired: Aug 28 2:15 pm
Duration: 9 hrs 12 mins
Areas affected: San Bernardino and Riverside County Valleys-The Inland Empire
Effective: Aug 28 5:03 am
Expired: Aug 28 2:15 pm
Duration: 9 hrs 12 mins
Areas affected: Coachella Valley; San Diego County Deserts; San Gorgonio Pass Near Banning
Effective: Aug 28 5:03 am
Expired: Aug 28 2:15 pm
Duration: 9 hrs 12 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 (2 updates)
Areas affected: Riverside County Mountains
Effective: Aug 27 9:05 pm
Expired: Aug 28 6:15 am
Duration: 9 hrs 10 mins
Areas affected: Riverside County Mountains
Effective: Aug 28 5:03 am
Expired: Aug 28 2:15 pm
Duration: 9 hrs 12 mins
San Bernardino County 3 alerts
EXTREME HEAT WARNING (8 updates)
Areas affected: Joshua Tree NP East; Salton Sea; Chuckwalla Mountains; Chiriaco Summit
Effective: Aug 27 11:37 am
Expired: Aug 28 4:00 am
Duration: 16 hrs 23 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 27 1:17 pm
Expired: Aug 28 5:00 am
Duration: 15 hrs 43 mins
Areas affected: San Bernardino and Riverside County Valleys-The Inland Empire
Effective: Aug 27 9:05 pm
Expired: Aug 28 6:15 am
Duration: 9 hrs 10 mins
Areas affected: Apple and Lucerne Valleys
Effective: Aug 27 9:05 pm
Expired: Aug 28 6:15 am
Duration: 9 hrs 10 mins
Areas affected: Joshua Tree NP East; Salton Sea; Chuckwalla Mountains; Chiriaco Summit
Effective: Aug 28 12:22 am
Expired: Aug 28 3:30 pm
Duration: 15 hrs 08 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 28 4:22 am
Expired: Aug 28 8:00 pm
Duration: 15 hrs 38 mins
Areas affected: San Bernardino and Riverside County Valleys-The Inland Empire
Effective: Aug 28 5:03 am
Expired: Aug 28 2:15 pm
Duration: 9 hrs 12 mins
Areas affected: Apple and Lucerne Valleys
Effective: Aug 28 5:03 am
Expired: Aug 28 2:15 pm
Duration: 9 hrs 12 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 (2 updates)
Areas affected: San Bernardino County Mountains
Effective: Aug 27 9:05 pm
Expired: Aug 28 6:15 am
Duration: 9 hrs 10 mins
Areas affected: San Bernardino County Mountains
Effective: Aug 28 5:03 am
Expired: Aug 28 2:15 pm
Duration: 9 hrs 12 mins
Inyo County
EXTREME HEAT WARNING (2 updates)
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 27 1:17 pm
Expired: Aug 28 5:00 am
Duration: 15 hrs 43 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 28 4:22 am
Expired: Aug 28 8:00 pm
Duration: 15 hrs 38 mins
Monterey County
RED FLAG WARNING (2 updates)
RED FLAG WARNING REMAINS IN EFFECT FROM 5 AM TO 3 PM PDT FRIDAY
DUE TO LIGHTNING FOR SANTA CRUZ MOUNTAINS, SOUTHERN SALINAS
VALLEY/ARROYO SECO AND LAKE SAN ANTONIO, SANTA LUCIA MOUNTAINS AND
LOS PADRES NATIONAL FOREST, NORTHERN SALINAS VALLEY/HOLLISTER VALLEY
AND CARMEL VALLEY, NORTHERN MONTEREY BAY, AND SOUTHERN MONTEREY BAY
AND BIG SUR COAST
Areas affected: Santa Cruz Mountains; Southern Salinas Valley/Arroyo Seco and Lake San Antonio; Santa Lucia Mountains and Los Padres National Forest; Northern Salinas Valley/Hollister Valley and Carmel Valley; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Effective: Aug 27 10:46 pm
Expired: Aug 28 8:00 am
Duration: 9 hrs 14 mins
RED FLAG WARNING REMAINS IN EFFECT UNTIL 3 PM PDT THIS AFTERNOON
DUE TO LIGHTNING FOR SANTA CRUZ MOUNTAINS, SOUTHERN SALINAS
VALLEY/ARROYO SECO AND LAKE SAN ANTONIO, SANTA LUCIA MOUNTAINS AND
LOS PADRES NATIONAL FOREST, NORTHERN SALINAS VALLEY/HOLLISTER VALLEY
AND CARMEL VALLEY, NORTHERN MONTEREY BAY, AND SOUTHERN MONTEREY BAY
AND BIG SUR COAST
Areas affected: Santa Cruz Mountains; Southern Salinas Valley/Arroyo Seco and Lake San Antonio; Santa Lucia Mountains and Los Padres National Forest; Northern Salinas Valley/Hollister Valley and Carmel Valley; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Effective: Aug 28 6:51 am
Expired: Aug 28 3:00 pm
Duration: 8 hrs 09 mins
San Benito County
RED FLAG WARNING (2 updates)
RED FLAG WARNING REMAINS IN EFFECT FROM 5 AM TO 3 PM PDT FRIDAY
DUE TO LIGHTNING FOR SANTA CRUZ MOUNTAINS, SOUTHERN SALINAS
VALLEY/ARROYO SECO AND LAKE SAN ANTONIO, SANTA LUCIA MOUNTAINS AND
LOS PADRES NATIONAL FOREST, NORTHERN SALINAS VALLEY/HOLLISTER VALLEY
AND CARMEL VALLEY, NORTHERN MONTEREY BAY, AND SOUTHERN MONTEREY BAY
AND BIG SUR COAST
Areas affected: Santa Cruz Mountains; Southern Salinas Valley/Arroyo Seco and Lake San Antonio; Santa Lucia Mountains and Los Padres National Forest; Northern Salinas Valley/Hollister Valley and Carmel Valley; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Effective: Aug 27 10:46 pm
Expired: Aug 28 8:00 am
Duration: 9 hrs 14 mins
RED FLAG WARNING REMAINS IN EFFECT UNTIL 3 PM PDT THIS AFTERNOON
DUE TO LIGHTNING FOR SANTA CRUZ MOUNTAINS, SOUTHERN SALINAS
VALLEY/ARROYO SECO AND LAKE SAN ANTONIO, SANTA LUCIA MOUNTAINS AND
LOS PADRES NATIONAL FOREST, NORTHERN SALINAS VALLEY/HOLLISTER VALLEY
AND CARMEL VALLEY, NORTHERN MONTEREY BAY, AND SOUTHERN MONTEREY BAY
AND BIG SUR COAST
Areas affected: Santa Cruz Mountains; Southern Salinas Valley/Arroyo Seco and Lake San Antonio; Santa Lucia Mountains and Los Padres National Forest; Northern Salinas Valley/Hollister Valley and Carmel Valley; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Effective: Aug 28 6:51 am
Expired: Aug 28 3:00 pm
Duration: 8 hrs 09 mins
San Mateo County
RED FLAG WARNING (2 updates)
RED FLAG WARNING REMAINS IN EFFECT FROM 5 AM TO 3 PM PDT FRIDAY
DUE TO LIGHTNING FOR SANTA CRUZ MOUNTAINS, SOUTHERN SALINAS
VALLEY/ARROYO SECO AND LAKE SAN ANTONIO, SANTA LUCIA MOUNTAINS AND
LOS PADRES NATIONAL FOREST, NORTHERN SALINAS VALLEY/HOLLISTER VALLEY
AND CARMEL VALLEY, NORTHERN MONTEREY BAY, AND SOUTHERN MONTEREY BAY
AND BIG SUR COAST
Areas affected: Santa Cruz Mountains; Southern Salinas Valley/Arroyo Seco and Lake San Antonio; Santa Lucia Mountains and Los Padres National Forest; Northern Salinas Valley/Hollister Valley and Carmel Valley; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Effective: Aug 27 10:46 pm
Expired: Aug 28 8:00 am
Duration: 9 hrs 14 mins
RED FLAG WARNING REMAINS IN EFFECT UNTIL 3 PM PDT THIS AFTERNOON
DUE TO LIGHTNING FOR SANTA CRUZ MOUNTAINS, SOUTHERN SALINAS
VALLEY/ARROYO SECO AND LAKE SAN ANTONIO, SANTA LUCIA MOUNTAINS AND
LOS PADRES NATIONAL FOREST, NORTHERN SALINAS VALLEY/HOLLISTER VALLEY
AND CARMEL VALLEY, NORTHERN MONTEREY BAY, AND SOUTHERN MONTEREY BAY
AND BIG SUR COAST
Areas affected: Santa Cruz Mountains; Southern Salinas Valley/Arroyo Seco and Lake San Antonio; Santa Lucia Mountains and Los Padres National Forest; Northern Salinas Valley/Hollister Valley and Carmel Valley; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Effective: Aug 28 6:51 am
Expired: Aug 28 3:00 pm
Duration: 8 hrs 09 mins
Santa Clara County
RED FLAG WARNING (2 updates)
RED FLAG WARNING REMAINS IN EFFECT FROM 5 AM TO 3 PM PDT FRIDAY
DUE TO LIGHTNING FOR SANTA CRUZ MOUNTAINS, SOUTHERN SALINAS
VALLEY/ARROYO SECO AND LAKE SAN ANTONIO, SANTA LUCIA MOUNTAINS AND
LOS PADRES NATIONAL FOREST, NORTHERN SALINAS VALLEY/HOLLISTER VALLEY
AND CARMEL VALLEY, NORTHERN MONTEREY BAY, AND SOUTHERN MONTEREY BAY
AND BIG SUR COAST
Areas affected: Santa Cruz Mountains; Southern Salinas Valley/Arroyo Seco and Lake San Antonio; Santa Lucia Mountains and Los Padres National Forest; Northern Salinas Valley/Hollister Valley and Carmel Valley; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Effective: Aug 27 10:46 pm
Expired: Aug 28 8:00 am
Duration: 9 hrs 14 mins
RED FLAG WARNING REMAINS IN EFFECT UNTIL 3 PM PDT THIS AFTERNOON
DUE TO LIGHTNING FOR SANTA CRUZ MOUNTAINS, SOUTHERN SALINAS
VALLEY/ARROYO SECO AND LAKE SAN ANTONIO, SANTA LUCIA MOUNTAINS AND
LOS PADRES NATIONAL FOREST, NORTHERN SALINAS VALLEY/HOLLISTER VALLEY
AND CARMEL VALLEY, NORTHERN MONTEREY BAY, AND SOUTHERN MONTEREY BAY
AND BIG SUR COAST
Areas affected: Santa Cruz Mountains; Southern Salinas Valley/Arroyo Seco and Lake San Antonio; Santa Lucia Mountains and Los Padres National Forest; Northern Salinas Valley/Hollister Valley and Carmel Valley; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Effective: Aug 28 6:51 am
Expired: Aug 28 3:00 pm
Duration: 8 hrs 09 mins
Santa Cruz County
RED FLAG WARNING (2 updates)
RED FLAG WARNING REMAINS IN EFFECT FROM 5 AM TO 3 PM PDT FRIDAY
DUE TO LIGHTNING FOR SANTA CRUZ MOUNTAINS, SOUTHERN SALINAS
VALLEY/ARROYO SECO AND LAKE SAN ANTONIO, SANTA LUCIA MOUNTAINS AND
LOS PADRES NATIONAL FOREST, NORTHERN SALINAS VALLEY/HOLLISTER VALLEY
AND CARMEL VALLEY, NORTHERN MONTEREY BAY, AND SOUTHERN MONTEREY BAY
AND BIG SUR COAST
Areas affected: Santa Cruz Mountains; Southern Salinas Valley/Arroyo Seco and Lake San Antonio; Santa Lucia Mountains and Los Padres National Forest; Northern Salinas Valley/Hollister Valley and Carmel Valley; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Effective: Aug 27 10:46 pm
Expired: Aug 28 8:00 am
Duration: 9 hrs 14 mins
RED FLAG WARNING REMAINS IN EFFECT UNTIL 3 PM PDT THIS AFTERNOON
DUE TO LIGHTNING FOR SANTA CRUZ MOUNTAINS, SOUTHERN SALINAS
VALLEY/ARROYO SECO AND LAKE SAN ANTONIO, SANTA LUCIA MOUNTAINS AND
LOS PADRES NATIONAL FOREST, NORTHERN SALINAS VALLEY/HOLLISTER VALLEY
AND CARMEL VALLEY, NORTHERN MONTEREY BAY, AND SOUTHERN MONTEREY BAY
AND BIG SUR COAST
Areas affected: Santa Cruz Mountains; Southern Salinas Valley/Arroyo Seco and Lake San Antonio; Santa Lucia Mountains and Los Padres National Forest; Northern Salinas Valley/Hollister Valley and Carmel Valley; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Effective: Aug 28 6:51 am
Expired: Aug 28 3:00 pm
Duration: 8 hrs 09 mins
Orange County 3 alerts
EXTREME HEAT WARNING (4 updates)
Areas affected: Orange County Inland
Effective: Aug 27 9:05 pm
Expired: Aug 28 6:15 am
Duration: 9 hrs 10 mins
Areas affected: Santa Ana Mountains and Foothills
Effective: Aug 27 9:05 pm
Expired: Aug 28 6:15 am
Duration: 9 hrs 10 mins
Areas affected: Orange County Inland
Effective: Aug 28 5:03 am
Expired: Aug 28 2:15 pm
Duration: 9 hrs 12 mins
Areas affected: Santa Ana Mountains and Foothills
Effective: Aug 28 5:03 am
Expired: Aug 28 2:15 pm
Duration: 9 hrs 12 mins
HEAT ADVISORY (2 updates)
Areas affected: Orange County Coastal
Effective: Aug 27 9:05 pm
Expired: Aug 28 6:15 am
Duration: 9 hrs 10 mins
Areas affected: Orange County Coastal
Effective: Aug 28 5:03 am
Expired: Aug 28 2:15 pm
Duration: 9 hrs 12 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 2 alerts
EXTREME HEAT WARNING (8 updates)
Areas affected: Santa Ana Mountains and Foothills
Effective: Aug 27 9:05 pm
Expired: Aug 28 6:15 am
Duration: 9 hrs 10 mins
Areas affected: Coachella Valley; San Diego County Deserts; San Gorgonio Pass Near Banning
Effective: Aug 27 9:05 pm
Expired: Aug 28 6:15 am
Duration: 9 hrs 10 mins
Areas affected: San Diego County Inland Valleys
Effective: Aug 27 9:05 pm
Expired: Aug 28 6:15 am
Duration: 9 hrs 10 mins
Areas affected: San Diego County Mountains
Effective: Aug 27 9:05 pm
Expired: Aug 28 6:15 am
Duration: 9 hrs 10 mins
Areas affected: Santa Ana Mountains and Foothills
Effective: Aug 28 5:03 am
Expired: Aug 28 2:15 pm
Duration: 9 hrs 12 mins
Areas affected: Coachella Valley; San Diego County Deserts; San Gorgonio Pass Near Banning
Effective: Aug 28 5:03 am
Expired: Aug 28 2:15 pm
Duration: 9 hrs 12 mins
Areas affected: San Diego County Inland Valleys
Effective: Aug 28 5:03 am
Expired: Aug 28 2:15 pm
Duration: 9 hrs 12 mins
Areas affected: San Diego County Mountains
Effective: Aug 28 5:03 am
Expired: Aug 28 2:15 pm
Duration: 9 hrs 12 mins
HEAT ADVISORY (2 updates)
Areas affected: San Diego County Coastal Areas
Effective: Aug 27 9:05 pm
Expired: Aug 28 6:15 am
Duration: 9 hrs 10 mins
Areas affected: San Diego County Coastal Areas
Effective: Aug 28 5:03 am
Expired: Aug 28 2:15 pm
Duration: 9 hrs 12 mins
San Luis Obispo County 2 alerts
HEAT ADVISORY (4 updates)
Areas affected: San Luis Obispo County Inland Central Coast; Santa Barbara County Inland Central Coast; Santa Ynez Valley
Effective: Aug 27 10:30 pm
Expired: Aug 28 8:00 pm
Duration: 21 hrs 30 mins
Areas affected: Santa Lucia Mountains; Southern Salinas Valley; San Luis Obispo County Interior Valleys; San Luis Obispo County Mountains
Effective: Aug 27 10:30 pm
Expired: Aug 28 8:00 pm
Duration: 21 hrs 30 mins
Areas affected: San Luis Obispo County Inland Central Coast; Santa Barbara County Inland Central Coast; Santa Ynez Valley
Effective: Aug 28 11:16 am
Expired: Aug 28 8:00 pm
Duration: 8 hrs 44 mins
Areas affected: Santa Lucia Mountains; Southern Salinas Valley; San Luis Obispo County Interior Valleys; San Luis Obispo County Mountains
Effective: Aug 28 11:16 am
Expired: Aug 28 8:00 pm
Duration: 8 hrs 44 mins
RED FLAG WARNING (4 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: San Luis Obispo County Beaches; San Luis Obispo County Inland Central Coast; Santa Lucia Mountains; Southern Salinas Valley; San Luis Obispo County Interior Valleys
Effective: Aug 27 1:33 pm
Expired: Aug 28 10:00 am
Duration: 20 hrs 27 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: San Luis Obispo County Mountains
Effective: Aug 27 1:33 pm
Expired: Aug 28 10:00 am
Duration: 20 hrs 27 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/ERRATIC WINDS AND LOW
HUMIDITIES
Areas affected: San Luis Obispo County Mountains
Effective: Aug 28 9:59 am
Expired: Aug 28 3:00 pm
Duration: 5 hrs 01 min
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/ERRATIC WINDS AND LOW
HUMIDITIES
Areas affected: San Luis Obispo County Beaches; San Luis Obispo County Inland Central Coast; Santa Lucia Mountains; Southern Salinas Valley; San Luis Obispo County Interior Valleys
Effective: Aug 28 9:59 am
Expired: Aug 28 3:00 pm
Duration: 5 hrs 01 min
Santa Barbara County 4 alerts
HEAT ADVISORY (4 updates)
Areas affected: San Luis Obispo County Inland Central Coast; Santa Barbara County Inland Central Coast; Santa Ynez Valley
Effective: Aug 27 10:30 pm
Expired: Aug 28 8:00 pm
Duration: 21 hrs 30 mins
Areas affected: San Luis Obispo County Inland Central Coast; Santa Barbara County Inland Central Coast; Santa Ynez Valley
Effective: Aug 28 11:16 am
Expired: Aug 28 8:00 pm
Duration: 8 hrs 44 mins
Areas affected: 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 28 11:16 am
Expired: Aug 29 8:00 pm
Duration: 1 day 8 hrs 44 mins
Areas affected: Santa Barbara County Southwestern Coast
Effective: Aug 28 11:16 am
Expired: Aug 29 8:00 pm
Duration: 1 day 8 hrs 44 mins
EXTREME HEAT WARNING (8 updates)
Areas affected: Santa Ynez Mountains Western Range; Santa Ynez Mountains Eastern Range
Effective: Aug 27 10:30 pm
Expired: Aug 28 8:00 pm
Duration: 21 hrs 30 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 27 10:30 pm
Expired: Aug 28 8:00 pm
Duration: 21 hrs 30 mins
Areas affected: Santa Barbara County Southwestern Coast
Effective: Aug 27 10:30 pm
Expired: Aug 28 8:00 pm
Duration: 21 hrs 30 mins
Areas affected: Cuyama Valley; Santa Clarita 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; 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 27 10:30 pm
Expired: Aug 28 8:00 pm
Duration: 21 hrs 30 mins
Areas affected: 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 28 11:16 am
Expired: Aug 29 8:00 pm
Duration: 1 day 8 hrs 44 mins
Areas affected: Santa Barbara County Southwestern Coast
Effective: Aug 28 11:16 am
Expired: Aug 29 8:00 pm
Duration: 1 day 8 hrs 44 mins
Areas affected: Cuyama Valley; Santa Ynez Mountains Eastern Range; Santa Barbara County Interior 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
Effective: Aug 28 11:16 am
Expired: Aug 28 8:00 pm
Duration: 8 hrs 44 mins
Areas affected: Santa Ynez Mountains Western Range
Effective: Aug 28 11:16 am
Expired: Aug 29 6:00 am
Duration: 18 hrs 44 mins
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; 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 27 1:33 pm
Expired: Aug 28 10:00 am
Duration: 20 hrs 27 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/ERRATIC WINDS AND LOW
HUMIDITIES
Areas affected: Cuyama Valley; 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 28 9:59 am
Expired: Aug 28 3:00 pm
Duration: 5 hrs 01 min
WIND ADVISORY (2 updates)
Areas affected: Santa Ynez Mountains Western Range
Effective: Aug 28 11:16 am
Expired: Aug 29 6:00 am
Duration: 18 hrs 44 mins
Areas affected: Santa Barbara County Southwestern Coast
Effective: Aug 28 11:16 am
Expired: Aug 29 8:00 pm
Duration: 1 day 8 hrs 44 mins
Ventura County 4 alerts
EXTREME HEAT WARNING (6 updates)
Areas affected: Santa Ynez Mountains Western Range; Santa Ynez Mountains Eastern Range
Effective: Aug 27 10:30 pm
Expired: Aug 28 8:00 pm
Duration: 21 hrs 30 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 27 10:30 pm
Expired: Aug 28 8:00 pm
Duration: 21 hrs 30 mins
Areas affected: Cuyama Valley; Santa Clarita 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; 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 27 10:30 pm
Expired: Aug 28 8:00 pm
Duration: 21 hrs 30 mins
Areas affected: 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 28 11:16 am
Expired: Aug 29 8:00 pm
Duration: 1 day 8 hrs 44 mins
Areas affected: Cuyama Valley; Santa Ynez Mountains Eastern Range; Santa Barbara County Interior 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
Effective: Aug 28 11:16 am
Expired: Aug 28 8:00 pm
Duration: 8 hrs 44 mins
Areas affected: Santa Clarita Valley; 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; Los Angeles County San Gabriel Valley
Effective: Aug 28 11:16 am
Expired: Aug 29 8:00 pm
Duration: 1 day 8 hrs 44 mins
RED FLAG WARNING (4 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; 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 27 1:33 pm
Expired: Aug 28 10:00 am
Duration: 20 hrs 27 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 27 1:33 pm
Expired: Aug 28 10:00 am
Duration: 20 hrs 27 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/ERRATIC WINDS AND LOW
HUMIDITIES
Areas affected: Cuyama Valley; 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 28 9:59 am
Expired: Aug 28 3:00 pm
Duration: 5 hrs 01 min
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/ERRATIC WINDS AND LOW
HUMIDITIES
Areas affected: Santa Susana Mountains; Eastern San Gabriel Mountains
Effective: Aug 28 9:59 am
Expired: Aug 28 3:00 pm
Duration: 5 hrs 01 min
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
Effective: Aug 25 6:39 am
Expired: Aug 28 8:00 pm
Duration: 3 days 13 hrs 21 mins
HEAT ADVISORY (2 updates)
Areas affected: 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 28 11:16 am
Expired: Aug 29 8:00 pm
Duration: 1 day 8 hrs 44 mins
Areas affected: Santa Clarita Valley; 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; Los Angeles County San Gabriel Valley