Areas affected: Greater Lake Tahoe Area; Greater Lake Tahoe Area; Greater Reno-Carson City-Minden Area
Effective: Jul 20 12:17 pm
Expired: Jul 21 12:30 am
Duration: 12 hrs 13 mins
Areas affected: Greater Lake Tahoe Area; Mono; Mineral and Southern Lyon Counties; Greater Lake Tahoe Area; Greater Reno-Carson City-Minden Area
Effective: Jul 21 2:58 am
Expired: Jul 21 11:00 pm
Duration: 20 hrs 02 mins
SPECIAL WEATHER STATEMENT
At 118 PM PDT, strong thunderstorms are ongoing over Mono, southern
Areas affected: Lassen-Eastern Plumas-Eastern Sierra Counties; Greater Lake Tahoe Area; Mono; Mineral and Southern Lyon Counties; Greater Lake Tahoe Area; Greater Reno-Carson City-Minden Area; Western Nevada Basin and Range including Pyramid Lake
Effective: Jul 21 1:23 pm
Expired: Jul 21 3:15 pm
Duration: 1 hr 52 mins
Placer County 2 alerts
FLOOD WATCH (2 updates)
Areas affected: Greater Lake Tahoe Area; Greater Lake Tahoe Area; Greater Reno-Carson City-Minden Area
Effective: Jul 20 12:17 pm
Expired: Jul 21 12:30 am
Duration: 12 hrs 13 mins
Areas affected: Greater Lake Tahoe Area; Mono; Mineral and Southern Lyon Counties; Greater Lake Tahoe Area; Greater Reno-Carson City-Minden Area
Effective: Jul 21 2:58 am
Expired: Jul 21 11:00 pm
Duration: 20 hrs 02 mins
SPECIAL WEATHER STATEMENT
At 118 PM PDT, strong thunderstorms are ongoing over Mono, southern
Areas affected: Lassen-Eastern Plumas-Eastern Sierra Counties; Greater Lake Tahoe Area; Mono; Mineral and Southern Lyon Counties; Greater Lake Tahoe Area; Greater Reno-Carson City-Minden Area; Western Nevada Basin and Range including Pyramid Lake
Effective: Jul 21 1:23 pm
Expired: Jul 21 3:15 pm
Duration: 1 hr 52 mins
Nevada County 2 alerts
FLOOD WATCH (2 updates)
Areas affected: Greater Lake Tahoe Area; Greater Lake Tahoe Area; Greater Reno-Carson City-Minden Area
Effective: Jul 20 12:17 pm
Expired: Jul 21 12:30 am
Duration: 12 hrs 13 mins
Areas affected: Greater Lake Tahoe Area; Mono; Mineral and Southern Lyon Counties; Greater Lake Tahoe Area; Greater Reno-Carson City-Minden Area
Effective: Jul 21 2:58 am
Expired: Jul 21 11:00 pm
Duration: 20 hrs 02 mins
SPECIAL WEATHER STATEMENT
At 118 PM PDT, strong thunderstorms are ongoing over Mono, southern
Areas affected: Lassen-Eastern Plumas-Eastern Sierra Counties; Greater Lake Tahoe Area; Mono; Mineral and Southern Lyon Counties; Greater Lake Tahoe Area; Greater Reno-Carson City-Minden Area; Western Nevada Basin and Range including Pyramid Lake
Effective: Jul 21 1:23 pm
Expired: Jul 21 3:15 pm
Duration: 1 hr 52 mins
Alpine County 2 alerts
FLOOD WATCH (2 updates)
Areas affected: Greater Lake Tahoe Area; Greater Lake Tahoe Area; Greater Reno-Carson City-Minden Area
Effective: Jul 20 12:17 pm
Expired: Jul 21 12:30 am
Duration: 12 hrs 13 mins
Areas affected: Greater Lake Tahoe Area; Mono; Mineral and Southern Lyon Counties; Greater Lake Tahoe Area; Greater Reno-Carson City-Minden Area
Effective: Jul 21 2:58 am
Expired: Jul 21 11:00 pm
Duration: 20 hrs 02 mins
SPECIAL WEATHER STATEMENT
At 118 PM PDT, strong thunderstorms are ongoing over Mono, southern
Areas affected: Lassen-Eastern Plumas-Eastern Sierra Counties; Greater Lake Tahoe Area; Mono; Mineral and Southern Lyon Counties; Greater Lake Tahoe Area; Greater Reno-Carson City-Minden Area; Western Nevada Basin and Range including Pyramid Lake
Effective: Jul 21 1:23 pm
Expired: Jul 21 3:15 pm
Duration: 1 hr 52 mins
Imperial County 2 alerts
EXTREME HEAT WATCH (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 20 11:54 am
Expired: Jul 21 5:00 am
Duration: 17 hrs 06 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 21 1:24 am
Expired: Jul 21 3:00 pm
Duration: 13 hrs 36 mins
EXTREME HEAT WARNING
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 21 11:58 am
Expired: Jul 22 5:00 am
Duration: 17 hrs 02 mins
Riverside County 3 alerts
EXTREME HEAT WATCH (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 20 11:54 am
Expired: Jul 21 5:00 am
Duration: 17 hrs 06 mins
Areas affected: Coachella Valley; San Diego County Deserts; San Gorgonio Pass Near Banning
Effective: Jul 20 9:26 pm
Expired: Jul 21 6:15 am
Duration: 8 hrs 49 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 21 1:24 am
Expired: Jul 21 3:00 pm
Duration: 13 hrs 36 mins
Areas affected: Coachella Valley; San Diego County Deserts; San Gorgonio Pass Near Banning
Effective: Jul 21 3:02 am
Expired: Jul 21 3:30 pm
Duration: 12 hrs 28 mins
HEAT ADVISORY (9 updates)
Areas affected: San Diego County Inland Valleys; Santa Ana Mountains and Foothills; Orange County Inland
Effective: Jul 20 9:26 pm
Expired: Jul 21 6:15 am
Duration: 8 hrs 49 mins
Areas affected: San Bernardino and Riverside County Valleys-The Inland Empire
Effective: Jul 20 9:26 pm
Expired: Jul 21 6:15 am
Duration: 8 hrs 49 mins
Areas affected: San Bernardino County Mountains; Riverside County Mountains; San Diego County Mountains
Effective: Jul 20 9:26 pm
Expired: Jul 21 6:15 am
Duration: 8 hrs 49 mins
Areas affected: San Diego County Inland Valleys; Santa Ana Mountains and Foothills; Orange County Inland
Effective: Jul 21 3:02 am
Expired: Jul 21 3:30 pm
Duration: 12 hrs 28 mins
Areas affected: San Bernardino County Mountains; Riverside County Mountains; San Diego County Mountains
Effective: Jul 21 3:02 am
Expired: Jul 21 3:30 pm
Duration: 12 hrs 28 mins
Areas affected: San Bernardino and Riverside County Valleys-The Inland Empire
Effective: Jul 21 3:02 am
Expired: Jul 21 3:30 pm
Duration: 12 hrs 28 mins
Areas affected: San Diego County Inland Valleys; Santa Ana Mountains and Foothills; Orange County Inland
Effective: Jul 21 10:23 am
Expired: Jul 21 10:15 pm
Duration: 11 hrs 52 mins
Areas affected: San Bernardino and Riverside County Valleys-The Inland Empire
Effective: Jul 21 10:23 am
Expired: Jul 21 10:15 pm
Duration: 11 hrs 52 mins
Areas affected: San Bernardino County Mountains; Riverside County Mountains; San Diego County Mountains
Effective: Jul 21 10:23 am
Expired: Jul 21 10:15 pm
Duration: 11 hrs 52 mins
EXTREME HEAT WARNING (2 updates)
Areas affected: Coachella Valley; San Diego County Deserts; San Gorgonio Pass Near Banning
Effective: Jul 21 10:23 am
Expired: Jul 21 10:15 pm
Duration: 11 hrs 52 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 21 11:58 am
Expired: Jul 22 5:00 am
Duration: 17 hrs 02 mins
Mono County 3 alerts
FLOOD WATCH (2 updates)
Areas affected: Mono; Mineral and Southern Lyon Counties
Effective: Jul 20 12:17 pm
Expired: Jul 21 12:30 am
Duration: 12 hrs 13 mins
Areas affected: Greater Lake Tahoe Area; Mono; Mineral and Southern Lyon Counties; Greater Lake Tahoe Area; Greater Reno-Carson City-Minden Area
Effective: Jul 21 2:58 am
Expired: Jul 21 11:00 pm
Duration: 20 hrs 02 mins
FLOOD ADVISORY (3 updates)
Areas affected: Mono, CA
Effective: Jul 21 12:16 pm
Expired: Jul 21 3:15 pm
Duration: 2 hrs 59 mins
Areas affected: Mono, CA
Effective: Jul 21 1:40 pm
Expired: Jul 21 4:45 pm
Duration: 3 hrs 05 mins
Areas affected: Mono, CA
Effective: Jul 21 1:51 pm
Expired: Jul 21 3:15 pm
Duration: 1 hr 24 mins
SPECIAL WEATHER STATEMENT
At 118 PM PDT, strong thunderstorms are ongoing over Mono, southern
Areas affected: Lassen-Eastern Plumas-Eastern Sierra Counties; Greater Lake Tahoe Area; Mono; Mineral and Southern Lyon Counties; Greater Lake Tahoe Area; Greater Reno-Carson City-Minden Area; Western Nevada Basin and Range including Pyramid Lake
Effective: Jul 21 1:23 pm
Expired: Jul 21 3:15 pm
Duration: 1 hr 52 mins
Orange County 2 alerts
HEAT ADVISORY (3 updates)
Areas affected: San Diego County Inland Valleys; Santa Ana Mountains and Foothills; Orange County Inland
Effective: Jul 20 9:26 pm
Expired: Jul 21 6:15 am
Duration: 8 hrs 49 mins
Areas affected: San Diego County Inland Valleys; Santa Ana Mountains and Foothills; Orange County Inland
Effective: Jul 21 3:02 am
Expired: Jul 21 3:30 pm
Duration: 12 hrs 28 mins
Areas affected: San Diego County Inland Valleys; Santa Ana Mountains and Foothills; Orange County Inland
Effective: Jul 21 10:23 am
Expired: Jul 21 10:15 pm
Duration: 11 hrs 52 mins
HIGH SURF ADVISORY (2 updates)
Areas affected: San Diego County Coastal Areas; Orange County Coastal
Effective: Jul 20 2:06 pm
Expired: Jul 20 11:15 pm
Duration: 9 hrs 09 mins
Areas affected: San Diego County Coastal Areas; Orange County Coastal
Effective: Jul 21 2:39 am
Expired: Jul 21 2:00 pm
Duration: 11 hrs 21 mins
San Diego County 4 alerts
HEAT ADVISORY (6 updates)
Areas affected: San Diego County Inland Valleys; Santa Ana Mountains and Foothills; Orange County Inland
Effective: Jul 20 9:26 pm
Expired: Jul 21 6:15 am
Duration: 8 hrs 49 mins
Areas affected: San Bernardino County Mountains; Riverside County Mountains; San Diego County Mountains
Effective: Jul 20 9:26 pm
Expired: Jul 21 6:15 am
Duration: 8 hrs 49 mins
Areas affected: San Diego County Inland Valleys; Santa Ana Mountains and Foothills; Orange County Inland
Effective: Jul 21 3:02 am
Expired: Jul 21 3:30 pm
Duration: 12 hrs 28 mins
Areas affected: San Bernardino County Mountains; Riverside County Mountains; San Diego County Mountains
Effective: Jul 21 3:02 am
Expired: Jul 21 3:30 pm
Duration: 12 hrs 28 mins
Areas affected: San Diego County Inland Valleys; Santa Ana Mountains and Foothills; Orange County Inland
Effective: Jul 21 10:23 am
Expired: Jul 21 10:15 pm
Duration: 11 hrs 52 mins
Areas affected: San Bernardino County Mountains; Riverside County Mountains; San Diego County Mountains
Effective: Jul 21 10:23 am
Expired: Jul 21 10:15 pm
Duration: 11 hrs 52 mins
HIGH SURF ADVISORY (2 updates)
Areas affected: San Diego County Coastal Areas; Orange County Coastal
Effective: Jul 20 2:06 pm
Expired: Jul 20 11:15 pm
Duration: 9 hrs 09 mins
Areas affected: San Diego County Coastal Areas; Orange County Coastal
Effective: Jul 21 2:39 am
Expired: Jul 21 2:00 pm
Duration: 11 hrs 21 mins
EXTREME HEAT WATCH (2 updates)
Areas affected: Coachella Valley; San Diego County Deserts; San Gorgonio Pass Near Banning
Effective: Jul 20 9:26 pm
Expired: Jul 21 6:15 am
Duration: 8 hrs 49 mins
Areas affected: Coachella Valley; San Diego County Deserts; San Gorgonio Pass Near Banning
Effective: Jul 21 3:02 am
Expired: Jul 21 3:30 pm
Duration: 12 hrs 28 mins
EXTREME HEAT WARNING
Areas affected: Coachella Valley; San Diego County Deserts; San Gorgonio Pass Near Banning
Effective: Jul 21 10:23 am
Expired: Jul 21 10:15 pm
Duration: 11 hrs 52 mins
San Bernardino County 3 alerts
HEAT ADVISORY (6 updates)
Areas affected: San Bernardino and Riverside County Valleys-The Inland Empire
Effective: Jul 20 9:26 pm
Expired: Jul 21 6:15 am
Duration: 8 hrs 49 mins
Areas affected: San Bernardino County Mountains; Riverside County Mountains; San Diego County Mountains
Effective: Jul 20 9:26 pm
Expired: Jul 21 6:15 am
Duration: 8 hrs 49 mins
Areas affected: San Bernardino County Mountains; Riverside County Mountains; San Diego County Mountains
Effective: Jul 21 3:02 am
Expired: Jul 21 3:30 pm
Duration: 12 hrs 28 mins
Areas affected: San Bernardino and Riverside County Valleys-The Inland Empire
Effective: Jul 21 3:02 am
Expired: Jul 21 3:30 pm
Duration: 12 hrs 28 mins
Areas affected: San Bernardino and Riverside County Valleys-The Inland Empire
Effective: Jul 21 10:23 am
Expired: Jul 21 10:15 pm
Duration: 11 hrs 52 mins
Areas affected: San Bernardino County Mountains; Riverside County Mountains; San Diego County Mountains
Effective: Jul 21 10:23 am
Expired: Jul 21 10:15 pm
Duration: 11 hrs 52 mins
EXTREME HEAT WATCH (5 updates)
Areas affected: Apple and Lucerne Valleys
Effective: Jul 20 9:26 pm
Expired: Jul 21 6:15 am
Duration: 8 hrs 49 mins
Areas affected: Kofa; Central La Paz; Southeast Yuma County; Gila River Valley; Joshua Tree NP West; Joshua Tree NP East
Effective: Jul 20 11:54 am
Expired: Jul 21 5:00 am
Duration: 17 hrs 06 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 21 12:28 am
Expired: Jul 22 5:00 am
Duration: 1 day 4 hrs 32 mins
Areas affected: Kofa; Central La Paz; Southeast Yuma County; Gila River Valley; Joshua Tree NP West; Joshua Tree NP East
Effective: Jul 21 1:24 am
Expired: Jul 21 3:00 pm
Duration: 13 hrs 36 mins
Areas affected: Apple and Lucerne Valleys
Effective: Jul 21 3:02 am
Expired: Jul 21 3:30 pm
Duration: 12 hrs 28 mins
EXTREME HEAT WARNING (3 updates)
Areas affected: Apple and Lucerne Valleys
Effective: Jul 21 10:23 am
Expired: Jul 21 10:15 pm
Duration: 11 hrs 52 mins
Areas affected: Kofa; Central La Paz; Southeast Yuma County; Gila River Valley; Joshua Tree NP West; Joshua Tree NP East
Effective: Jul 21 11:58 am
Expired: Jul 22 5:00 am
Duration: 17 hrs 02 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 21 1:12 pm
Expired: Jul 22 5:00 am
Duration: 15 hrs 48 mins
San Luis Obispo County 2 alerts
BEACH HAZARDS STATEMENT (2 updates)
Areas affected: San Luis Obispo County Beaches; Santa Barbara County Central Coast Beaches
Effective: Jul 20 8:13 pm
Expired: Jul 21 10:00 am
Duration: 13 hrs 47 mins
Areas affected: San Luis Obispo County Beaches; Santa Barbara County Central Coast Beaches
Effective: Jul 21 9:07 am
Expired: Jul 21 5:00 pm
Duration: 7 hrs 53 mins
HEAT ADVISORY (2 updates)
Areas affected: Santa Lucia Mountains; Southern Salinas Valley; San Luis Obispo County Interior Valleys; San Luis Obispo County Mountains
Effective: Jul 21 11:18 am
Expired: Jul 21 11:30 pm
Duration: 12 hrs 12 mins
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 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; 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 21 12:33 pm
Expired: Jul 22 12:45 am
Duration: 12 hrs 12 mins
Santa Barbara County 3 alerts
BEACH HAZARDS STATEMENT (2 updates)
Areas affected: San Luis Obispo County Beaches; Santa Barbara County Central Coast Beaches
Effective: Jul 20 8:13 pm
Expired: Jul 21 10:00 am
Duration: 13 hrs 47 mins
Areas affected: San Luis Obispo County Beaches; Santa Barbara County Central Coast Beaches
Effective: Jul 21 9:07 am
Expired: Jul 21 5:00 pm
Duration: 7 hrs 53 mins
HEAT ADVISORY (10 updates)
Areas affected: Cuyama Valley; Santa Ynez Valley; Santa Ynez Mountains Western Range; Santa Ynez Mountains Eastern Range; Santa Barbara County Interior Mountains
Effective: Jul 20 12:26 pm
Expired: Jul 21 2:00 pm
Duration: 1 day 1 hr 34 mins
Areas affected: Santa Barbara County Southwestern Coast; Santa Barbara County Southeastern Coast
Effective: Jul 20 12:26 pm
Expired: Jul 21 2:00 pm
Duration: 1 day 1 hr 34 mins
Areas affected: Cuyama Valley; Santa Ynez Valley; Santa Ynez Mountains Western Range; Santa Ynez Mountains Eastern Range; Santa Barbara County Interior Mountains
Effective: Jul 21 12:11 am
Expired: Jul 21 5:00 pm
Duration: 16 hrs 49 mins
Areas affected: Santa Barbara County Southwestern Coast; Santa Barbara County Southeastern Coast
Effective: Jul 21 12:11 am
Expired: Jul 21 5:00 pm
Duration: 16 hrs 49 mins
Areas affected: Santa Barbara County Southwestern Coast; Santa Barbara County Southeastern Coast
Effective: Jul 21 11:18 am
Expired: Jul 21 11:30 pm
Duration: 12 hrs 12 mins
Areas affected: Cuyama Valley; Santa Ynez Valley; Santa Ynez Mountains Western Range; Santa Ynez Mountains Eastern Range; Santa Barbara County Interior Mountains
Effective: Jul 21 11:18 am
Expired: Jul 21 11:30 pm
Duration: 12 hrs 12 mins
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 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; 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 21 12:33 pm
Expired: Jul 22 12:45 am
Duration: 12 hrs 12 mins
Areas affected: Santa Ynez Mountains Western Range
Effective: Jul 21 12:33 pm
Expired: Jul 22 12:45 am
Duration: 12 hrs 12 mins
Areas affected: Santa Barbara County Southeastern Coast
Effective: Jul 21 12:33 pm
Expired: Jul 22 12:45 am
Duration: 12 hrs 12 mins
Areas affected: Santa Barbara County Southwestern Coast
Effective: Jul 21 12:33 pm
Expired: Jul 22 12:45 am
Duration: 12 hrs 12 mins
WIND ADVISORY (2 updates)
Areas affected: Santa Barbara County Southwestern Coast
Effective: Jul 21 12:33 pm
Expired: Jul 22 12:45 am
Duration: 12 hrs 12 mins
Areas affected: Santa Ynez Mountains Western Range
Effective: Jul 21 12:33 pm
Expired: Jul 22 12:45 am
Duration: 12 hrs 12 mins
Ventura County 3 alerts
HEAT ADVISORY (9 updates)
Areas affected: Cuyama Valley; Santa Ynez Valley; Santa Ynez Mountains Western Range; Santa Ynez Mountains Eastern Range; Santa Barbara County Interior Mountains
Effective: Jul 20 12:26 pm
Expired: Jul 21 2:00 pm
Duration: 1 day 1 hr 34 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; 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 20 12:26 pm
Expired: Jul 21 2:00 pm
Duration: 1 day 1 hr 34 mins
Areas affected: Cuyama Valley; Santa Ynez Valley; Santa Ynez Mountains Western Range; Santa Ynez Mountains Eastern Range; Santa Barbara County Interior Mountains
Effective: Jul 21 12:11 am
Expired: Jul 21 5:00 pm
Duration: 16 hrs 49 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; 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 21 12:11 am
Expired: Jul 21 5:00 pm
Duration: 16 hrs 49 mins
Areas affected: Cuyama Valley; Santa Ynez Valley; Santa Ynez Mountains Western Range; Santa Ynez Mountains Eastern Range; Santa Barbara County Interior Mountains
Effective: Jul 21 11:18 am
Expired: Jul 21 11:30 pm
Duration: 12 hrs 12 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; 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 21 11:18 am
Expired: Jul 21 11:30 pm
Duration: 12 hrs 12 mins
Areas affected: Ventura County Inland Coast
Effective: Jul 21 11:18 am
Expired: Jul 21 11:30 pm
Duration: 12 hrs 12 mins
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 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; 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 21 12:33 pm
Expired: Jul 22 12:45 am
Duration: 12 hrs 12 mins
Areas affected: Ventura County Inland Coast; Los Angeles County Inland Coast including Downtown Los Angeles
Effective: Jul 21 12:33 pm
Expired: Jul 22 12:45 am
Duration: 12 hrs 12 mins
HIGH SURF ADVISORY (2 updates)
Areas affected: Catalina and Santa Barbara Islands; Ventura County Beaches; Malibu Coast; Los Angeles County Beaches
Effective: Jul 20 8:13 pm
Expired: Jul 21 10:00 am
Duration: 13 hrs 47 mins
Areas affected: Catalina and Santa Barbara Islands; Ventura County Beaches; Malibu Coast; Los Angeles County Beaches
Effective: Jul 21 9:07 am
Expired: Jul 21 11:00 pm
Duration: 13 hrs 53 mins
EXTREME HEAT WATCH (2 updates)
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; 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 20 12:26 pm
Expired: Jul 21 2:00 pm
Duration: 1 day 1 hr 34 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; 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 21 12:11 am
Expired: Jul 21 5:00 pm
Duration: 16 hrs 49 mins
Siskiyou County
FIRE WEATHER WATCH (2 updates)
The National Weather Service in Medford has issued a Fire Weather
Areas affected: Umpqua National Forest; Siskiyou Mountains; Eastern Rogue Valley; Southern Oregon Cascades; 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 20 12:40 pm
Expired: Jul 21 5:15 am
Duration: 16 hrs 35 mins
Areas affected: Umpqua National Forest; Siskiyou Mountains; Eastern Rogue Valley; Southern Oregon Cascades; 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 21 2:56 am
Expired: Jul 21 5:00 pm
Duration: 14 hrs 04 mins
Inyo County 2 alerts
EXTREME HEAT WATCH
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 21 12:28 am
Expired: Jul 22 5:00 am
Duration: 1 day 4 hrs 32 mins
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 21 1:12 pm
Expired: Jul 22 5:00 am
Duration: 15 hrs 48 mins
Alameda County
HEAT ADVISORY
Areas affected: Marin Coastal Range; North Bay Interior Mountains; North Bay Interior Valleys; San Francisco Bay Shoreline; East Bay Interior Valleys; Santa Cruz Mountains; Santa Clara Valley Including San Jose; Eastern Santa Clara Hills; East Bay Hills; Southern Salinas Valley/Arroyo Seco and Lake San Antonio; Santa Lucia Mountains and Los Padres National Forest; Mountains Of San Benito County And Interior Monterey County Including Pinnacles National Park
Effective: Jul 21 10:17 am
Expired: Jul 21 9:00 pm
Duration: 10 hrs 43 mins
Contra Costa County
HEAT ADVISORY
Areas affected: Marin Coastal Range; North Bay Interior Mountains; North Bay Interior Valleys; San Francisco Bay Shoreline; East Bay Interior Valleys; Santa Cruz Mountains; Santa Clara Valley Including San Jose; Eastern Santa Clara Hills; East Bay Hills; Southern Salinas Valley/Arroyo Seco and Lake San Antonio; Santa Lucia Mountains and Los Padres National Forest; Mountains Of San Benito County And Interior Monterey County Including Pinnacles National Park
Effective: Jul 21 10:17 am
Expired: Jul 21 9:00 pm
Duration: 10 hrs 43 mins
Los Angeles County
HEAT ADVISORY
Areas affected: Marin Coastal Range; North Bay Interior Mountains; North Bay Interior Valleys; San Francisco Bay Shoreline; East Bay Interior Valleys; Santa Cruz Mountains; Santa Clara Valley Including San Jose; Eastern Santa Clara Hills; East Bay Hills; Southern Salinas Valley/Arroyo Seco and Lake San Antonio; Santa Lucia Mountains and Los Padres National Forest; Mountains Of San Benito County And Interior Monterey County Including Pinnacles National Park
Effective: Jul 21 10:17 am
Expired: Jul 21 9:00 pm
Duration: 10 hrs 43 mins
Marin County
HEAT ADVISORY
Areas affected: Marin Coastal Range; North Bay Interior Mountains; North Bay Interior Valleys; San Francisco Bay Shoreline; East Bay Interior Valleys; Santa Cruz Mountains; Santa Clara Valley Including San Jose; Eastern Santa Clara Hills; East Bay Hills; Southern Salinas Valley/Arroyo Seco and Lake San Antonio; Santa Lucia Mountains and Los Padres National Forest; Mountains Of San Benito County And Interior Monterey County Including Pinnacles National Park
Effective: Jul 21 10:17 am
Expired: Jul 21 9:00 pm
Duration: 10 hrs 43 mins
Monterey County
HEAT ADVISORY
Areas affected: Marin Coastal Range; North Bay Interior Mountains; North Bay Interior Valleys; San Francisco Bay Shoreline; East Bay Interior Valleys; Santa Cruz Mountains; Santa Clara Valley Including San Jose; Eastern Santa Clara Hills; East Bay Hills; Southern Salinas Valley/Arroyo Seco and Lake San Antonio; Santa Lucia Mountains and Los Padres National Forest; Mountains Of San Benito County And Interior Monterey County Including Pinnacles National Park
Effective: Jul 21 10:17 am
Expired: Jul 21 9:00 pm
Duration: 10 hrs 43 mins
Napa County
HEAT ADVISORY
Areas affected: Marin Coastal Range; North Bay Interior Mountains; North Bay Interior Valleys; San Francisco Bay Shoreline; East Bay Interior Valleys; Santa Cruz Mountains; Santa Clara Valley Including San Jose; Eastern Santa Clara Hills; East Bay Hills; Southern Salinas Valley/Arroyo Seco and Lake San Antonio; Santa Lucia Mountains and Los Padres National Forest; Mountains Of San Benito County And Interior Monterey County Including Pinnacles National Park
Effective: Jul 21 10:17 am
Expired: Jul 21 9:00 pm
Duration: 10 hrs 43 mins
San Benito County
HEAT ADVISORY
Areas affected: Marin Coastal Range; North Bay Interior Mountains; North Bay Interior Valleys; San Francisco Bay Shoreline; East Bay Interior Valleys; Santa Cruz Mountains; Santa Clara Valley Including San Jose; Eastern Santa Clara Hills; East Bay Hills; Southern Salinas Valley/Arroyo Seco and Lake San Antonio; Santa Lucia Mountains and Los Padres National Forest; Mountains Of San Benito County And Interior Monterey County Including Pinnacles National Park
Effective: Jul 21 10:17 am
Expired: Jul 21 9:00 pm
Duration: 10 hrs 43 mins
San Mateo County
HEAT ADVISORY
Areas affected: Marin Coastal Range; North Bay Interior Mountains; North Bay Interior Valleys; San Francisco Bay Shoreline; East Bay Interior Valleys; Santa Cruz Mountains; Santa Clara Valley Including San Jose; Eastern Santa Clara Hills; East Bay Hills; Southern Salinas Valley/Arroyo Seco and Lake San Antonio; Santa Lucia Mountains and Los Padres National Forest; Mountains Of San Benito County And Interior Monterey County Including Pinnacles National Park
Effective: Jul 21 10:17 am
Expired: Jul 21 9:00 pm
Duration: 10 hrs 43 mins
Santa Clara County
HEAT ADVISORY
Areas affected: Marin Coastal Range; North Bay Interior Mountains; North Bay Interior Valleys; San Francisco Bay Shoreline; East Bay Interior Valleys; Santa Cruz Mountains; Santa Clara Valley Including San Jose; Eastern Santa Clara Hills; East Bay Hills; Southern Salinas Valley/Arroyo Seco and Lake San Antonio; Santa Lucia Mountains and Los Padres National Forest; Mountains Of San Benito County And Interior Monterey County Including Pinnacles National Park
Effective: Jul 21 10:17 am
Expired: Jul 21 9:00 pm
Duration: 10 hrs 43 mins
Santa Cruz County
HEAT ADVISORY
Areas affected: Marin Coastal Range; North Bay Interior Mountains; North Bay Interior Valleys; San Francisco Bay Shoreline; East Bay Interior Valleys; Santa Cruz Mountains; Santa Clara Valley Including San Jose; Eastern Santa Clara Hills; East Bay Hills; Southern Salinas Valley/Arroyo Seco and Lake San Antonio; Santa Lucia Mountains and Los Padres National Forest; Mountains Of San Benito County And Interior Monterey County Including Pinnacles National Park
Effective: Jul 21 10:17 am
Expired: Jul 21 9:00 pm
Duration: 10 hrs 43 mins
Sonoma County
HEAT ADVISORY
Areas affected: Marin Coastal Range; North Bay Interior Mountains; North Bay Interior Valleys; San Francisco Bay Shoreline; East Bay Interior Valleys; Santa Cruz Mountains; Santa Clara Valley Including San Jose; Eastern Santa Clara Hills; East Bay Hills; Southern Salinas Valley/Arroyo Seco and Lake San Antonio; Santa Lucia Mountains and Los Padres National Forest; Mountains Of San Benito County And Interior Monterey County Including Pinnacles National Park
Effective: Jul 21 10:17 am
Expired: Jul 21 9:00 pm
Duration: 10 hrs 43 mins
Kern County
EXTREME HEAT WATCH
Areas affected: Indian Wells Valley; Mojave Desert
Effective: Jul 21 10:19 am
Expired: Jul 21 7:00 pm
Duration: 8 hrs 41 mins
Plumas County
SPECIAL WEATHER STATEMENT
At 118 PM PDT, strong thunderstorms are ongoing over Mono, southern
Areas affected: Lassen-Eastern Plumas-Eastern Sierra Counties; Greater Lake Tahoe Area; Mono; Mineral and Southern Lyon Counties; Greater Lake Tahoe Area; Greater Reno-Carson City-Minden Area; Western Nevada Basin and Range including Pyramid Lake
Effective: Jul 21 1:23 pm
Expired: Jul 21 3:15 pm
Duration: 1 hr 52 mins
Lassen County
SPECIAL WEATHER STATEMENT
At 118 PM PDT, strong thunderstorms are ongoing over Mono, southern
Areas affected: Lassen-Eastern Plumas-Eastern Sierra Counties; Greater Lake Tahoe Area; Mono; Mineral and Southern Lyon Counties; Greater Lake Tahoe Area; Greater Reno-Carson City-Minden Area; Western Nevada Basin and Range including Pyramid Lake
Effective: Jul 21 1:23 pm
Expired: Jul 21 3:15 pm
Duration: 1 hr 52 mins
Sierra County
SPECIAL WEATHER STATEMENT
At 118 PM PDT, strong thunderstorms are ongoing over Mono, southern
Areas affected: Lassen-Eastern Plumas-Eastern Sierra Counties; Greater Lake Tahoe Area; Mono; Mineral and Southern Lyon Counties; Greater Lake Tahoe Area; Greater Reno-Carson City-Minden Area; Western Nevada Basin and Range including Pyramid Lake
FLOOD WATCH 
SPECIAL WEATHER STATEMENT 
EXTREME HEAT WATCH 
EXTREME HEAT WARNING 
HEAT ADVISORY 
FLOOD ADVISORY 
HIGH SURF ADVISORY 
WIND ADVISORY 
FIRE WEATHER WATCH 
