Areas affected: San Francisco; North Bay Interior Valleys; San Francisco Bay Shoreline; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Effective: Aug 10 10:18 pm
Expired: Aug 12 12:00 am
Duration: 1 day 1 hr 42 mins
Contra Costa County
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 10 10:18 pm
Expired: Aug 12 12:00 am
Duration: 1 day 1 hr 42 mins
Los Angeles County
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 10 10:18 pm
Expired: Aug 12 12:00 am
Duration: 1 day 1 hr 42 mins
Marin County
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 10 10:18 pm
Expired: Aug 12 12:00 am
Duration: 1 day 1 hr 42 mins
Monterey County
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 10 10:18 pm
Expired: Aug 12 12:00 am
Duration: 1 day 1 hr 42 mins
Napa County
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 10 10:18 pm
Expired: Aug 12 12:00 am
Duration: 1 day 1 hr 42 mins
San Francisco County
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 10 10:18 pm
Expired: Aug 12 12:00 am
Duration: 1 day 1 hr 42 mins
San Mateo County
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 10 10:18 pm
Expired: Aug 12 12:00 am
Duration: 1 day 1 hr 42 mins
Santa Clara County
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 10 10:18 pm
Expired: Aug 12 12:00 am
Duration: 1 day 1 hr 42 mins
Santa Cruz County
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 10 10:18 pm
Expired: Aug 12 12:00 am
Duration: 1 day 1 hr 42 mins
Sonoma County
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 10 10:18 pm
Expired: Aug 12 12:00 am
Duration: 1 day 1 hr 42 mins
Humboldt County
COASTAL FLOOD ADVISORY (4 updates)
Areas affected: Northern Coastal Humboldt
Effective: Aug 10 2:38 pm
Expired: Aug 11 1:00 am
Duration: 10 hrs 22 mins
Areas affected: Northern Coastal Humboldt
Effective: Aug 11 12:33 am
Expired: Aug 11 1:45 am
Duration: 1 hr 12 mins
Areas affected: Northern Coastal Humboldt
Effective: Aug 11 2:17 am
Expired: Aug 11 10:30 am
Duration: 8 hrs 13 mins
Areas affected: Northern Coastal Humboldt
Effective: Aug 11 2:25 pm
Expired: Aug 12 1:00 am
Duration: 10 hrs 35 mins
Orange County
COASTAL FLOOD ADVISORY (3 updates)
Areas affected: San Diego County Coastal Areas; Orange County Coastal
Effective: Aug 10 1:53 pm
Expired: Aug 10 10:00 pm
Duration: 8 hrs 07 mins
Areas affected: San Diego County Coastal Areas; Orange County Coastal
Effective: Aug 11 1:37 am
Expired: Aug 11 2:00 pm
Duration: 12 hrs 23 mins
Areas affected: San Diego County Coastal Areas; Orange County Coastal
Effective: Aug 11 12:07 pm
Expired: Aug 12 6:15 am
Duration: 18 hrs 08 mins
San Diego County 5 alerts
COASTAL FLOOD ADVISORY (3 updates)
Areas affected: San Diego County Coastal Areas; Orange County Coastal
Effective: Aug 10 1:53 pm
Expired: Aug 10 10:00 pm
Duration: 8 hrs 07 mins
Areas affected: San Diego County Coastal Areas; Orange County Coastal
Effective: Aug 11 1:37 am
Expired: Aug 11 2:00 pm
Duration: 12 hrs 23 mins
Areas affected: San Diego County Coastal Areas; Orange County Coastal
Effective: Aug 11 12:07 pm
Expired: Aug 12 6:15 am
Duration: 18 hrs 08 mins
SPECIAL WEATHER STATEMENT (10 updates)
At 112 PM PDT, Doppler radar was tracking a strong thunderstorm 9
Areas affected: Riverside County Mountains; San Diego County Mountains; Coachella Valley; San Diego County Deserts
Effective: Aug 11 1:12 pm
Expired: Aug 11 1:45 pm
Duration: 0 hrs 33 mins
At 138 PM PDT, Doppler radar was tracking a strong thunderstorm near
Areas affected: San Diego County Mountains; San Diego County Deserts
Effective: Aug 11 1:38 pm
Expired: Aug 11 2:15 pm
Duration: 0 hrs 37 mins
At 145 PM PDT, Doppler radar was tracking a strong thunderstorm 8
Areas affected: Riverside County Mountains; San Diego County Mountains; Coachella Valley; San Diego County Deserts
Effective: Aug 11 1:46 pm
Expired: Aug 11 2:15 pm
Duration: 0 hrs 29 mins
At 201 PM PDT, Doppler radar was tracking strong thunderstorms along
Areas affected: San Diego County Mountains
Effective: Aug 11 2:01 pm
Expired: Aug 11 2:30 pm
Duration: 0 hrs 29 mins
At 225 PM PDT, Doppler radar was tracking a strong thunderstorm near
Areas affected: Riverside County Mountains; San Diego County Mountains; San Diego County Deserts
Effective: Aug 11 2:25 pm
Expired: Aug 11 3:00 pm
Duration: 0 hrs 35 mins
At 242 PM PDT, Doppler radar was tracking a strong thunderstorm over
Areas affected: San Diego County Mountains; San Diego County Deserts
Effective: Aug 11 2:42 pm
Expired: Aug 11 3:15 pm
Duration: 0 hrs 33 mins
At 240 PM PDT, Doppler radar was tracking a strong thunderstorm over
Areas affected: San Diego County Mountains
Effective: Aug 11 2:40 pm
Expired: Aug 11 3:15 pm
Duration: 0 hrs 35 mins
At 358 PM PDT, Doppler radar was tracking a strong thunderstorm near
Areas affected: San Diego County Deserts
Effective: Aug 11 3:59 pm
Expired: Aug 11 4:30 pm
Duration: 0 hrs 31 mins
At 400 PM PDT, Doppler radar was tracking a strong thunderstorm near
Areas affected: San Diego County Mountains
Effective: Aug 11 4:00 pm
Expired: Aug 11 4:30 pm
Duration: 0 hrs 30 mins
At 437 PM PDT, Doppler radar was tracking a strong thunderstorm over
Areas affected: San Diego County Mountains; San Diego County Deserts
Effective: Aug 11 4:37 pm
Expired: Aug 11 5:15 pm
Duration: 0 hrs 38 mins
FLOOD ADVISORY (5 updates)
Areas affected: Riverside, CA; San Diego, CA
Effective: Aug 11 1:21 pm
Expired: Aug 11 3:00 pm
Duration: 1 hr 39 mins
Areas affected: San Diego, CA
Effective: Aug 11 2:01 pm
Expired: Aug 11 4:00 pm
Duration: 1 hr 59 mins
Areas affected: Riverside, CA; San Diego, CA
Effective: Aug 11 2:23 pm
Expired: Aug 11 4:00 pm
Duration: 1 hr 37 mins
Areas affected: San Diego, CA
Effective: Aug 11 2:49 pm
Expired: Aug 11 4:00 pm
Duration: 1 hr 11 mins
Areas affected: San Diego, CA
Effective: Aug 11 3:12 pm
Expired: Aug 11 4:00 pm
Duration: 0 hrs 48 mins
FLASH FLOOD WARNING (4 updates)
FFWSGX
Areas affected: Riverside, CA; San Diego, CA
Effective: Aug 11 1:54 pm
Expired: Aug 11 4:00 pm
Duration: 2 hrs 06 mins
FFWSGX
Areas affected: San Diego, CA
Effective: Aug 11 2:13 pm
Expired: Aug 11 5:15 pm
Duration: 3 hrs 02 mins
FFWSGX
Areas affected: San Diego, CA
Effective: Aug 11 2:54 pm
Expired: Aug 11 4:00 pm
Duration: 1 hr 06 mins
FFWSGX
Areas affected: San Diego, CA
Effective: Aug 11 2:53 pm
Expired: Aug 11 4:00 pm
Duration: 1 hr 07 mins
SEVERE THUNDERSTORM WARNING (3 updates)
SVRSGX
Areas affected: San Diego, CA
Effective: Aug 11 2:11 pm
Expired: Aug 11 3:30 pm
Duration: 1 hr 19 mins
SVRSGX
Areas affected: San Diego, CA
Effective: Aug 11 3:03 pm
Expired: Aug 11 4:15 pm
Duration: 1 hr 12 mins
At 329 PM PDT, severe thunderstorms were located along a line
Areas affected: San Diego, CA
Effective: Aug 11 3:30 pm
Expired: Aug 11 4:15 pm
Duration: 0 hrs 45 mins
Santa Barbara County 3 alerts
COASTAL FLOOD ADVISORY (2 updates)
Areas affected: Santa Barbara County Southwestern Coast; Santa Barbara County Southeastern Coast; Ventura County Beaches; Malibu Coast; Los Angeles County Beaches
Effective: Aug 10 8:58 pm
Expired: Aug 11 3:00 pm
Duration: 18 hrs 02 mins
Areas affected: Santa Barbara County Southwestern Coast; Santa Barbara County Southeastern Coast; Ventura County Beaches; Malibu Coast; Los Angeles County Beaches
Effective: Aug 11 1:56 pm
Expired: Aug 13 12:00 am
Duration: 1 day 10 hrs 04 mins
FLOOD ADVISORY
Areas affected: Santa Barbara, CA
Effective: Aug 11 2:36 pm
Expired: Aug 11 5:00 pm
Duration: 2 hrs 24 mins
SPECIAL WEATHER STATEMENT
At 311 PM PDT, Doppler radar was tracking strong thunderstorms along
Areas affected: Cuyama Valley; Santa Barbara County Interior Mountains
Effective: Aug 11 3:11 pm
Expired: Aug 11 3:45 pm
Duration: 0 hrs 34 mins
Ventura County 4 alerts
COASTAL FLOOD ADVISORY (2 updates)
Areas affected: Santa Barbara County Southwestern Coast; Santa Barbara County Southeastern Coast; Ventura County Beaches; Malibu Coast; Los Angeles County Beaches
Effective: Aug 10 8:58 pm
Expired: Aug 11 3:00 pm
Duration: 18 hrs 02 mins
Areas affected: Santa Barbara County Southwestern Coast; Santa Barbara County Southeastern Coast; Ventura County Beaches; Malibu Coast; Los Angeles County Beaches
Effective: Aug 11 1:56 pm
Expired: Aug 13 12:00 am
Duration: 1 day 10 hrs 04 mins
SPECIAL WEATHER STATEMENT
At 1244 PM PDT, Doppler radar was tracking a strong thunderstorm over
Areas affected: Northern Ventura County Mountains
Effective: Aug 11 12:44 pm
Expired: Aug 11 1:30 pm
Duration: 0 hrs 46 mins
FLOOD ADVISORY (4 updates)
Areas affected: Ventura, CA
Effective: Aug 11 12:50 pm
Expired: Aug 11 3:00 pm
Duration: 2 hrs 10 mins
Areas affected: Ventura, CA
Effective: Aug 11 1:56 pm
Expired: Aug 11 5:00 pm
Duration: 3 hrs 04 mins
Areas affected: Ventura, CA
Effective: Aug 11 2:56 pm
Expired: Aug 12 4:00 pm
Duration: 1 day 1 hr 04 mins
Areas affected: Ventura, CA
Effective: Aug 11 5:11 pm
Expired: Aug 11 7:15 pm
Duration: 2 hrs 04 mins
FLASH FLOOD WARNING (2 updates)
FFWLOX
Areas affected: Ventura, CA
Effective: Aug 11 1:08 pm
Expired: Aug 11 4:15 pm
Duration: 3 hrs 07 mins
At 233 PM PDT, Doppler radar indicated thunderstorms producing heavy
Areas affected: Ventura, CA
Effective: Aug 11 2:33 pm
Expired: Aug 11 4:15 pm
Duration: 1 hr 42 mins
Mono County 2 alerts
FLOOD WATCH (2 updates)
Areas affected: Mono; Mineral and Southern Lyon Counties
Effective: Aug 11 9:34 am
Expired: Aug 12 4:00 pm
Duration: 1 day 6 hrs 26 mins
Areas affected: Mono; Mineral and Southern Lyon Counties
Effective: Aug 11 2:22 pm
Expired: Aug 12 4:00 pm
Duration: 1 day 1 hr 38 mins
SPECIAL WEATHER STATEMENT (3 updates)
At 1200 PM PDT, strong thunderstorms were developing across Mono,
Mineral, and southern Lyon counties. These storms will increase in
Areas affected: Mono; Mineral and Southern Lyon Counties; Greater Reno-Carson City-Minden Area
Effective: Aug 11 12:10 pm
Expired: Aug 11 2:00 pm
Duration: 1 hr 50 mins
At 158 PM PDT, strong thunderstorms are ongoing across Mono,
Mineral, and southern Lyon counties. These storms will increase in
Areas affected: Mono; Mineral and Southern Lyon Counties; Greater Reno-Carson City-Minden Area; Western Nevada Basin and Range including Pyramid Lake
Effective: Aug 11 1:58 pm
Expired: Aug 11 4:00 pm
Duration: 2 hrs 02 mins
At 410 PM PDT, strong thunderstorms are ongoing across the eastern
Areas affected: Mono; Mineral and Southern Lyon Counties; Greater Reno-Carson City-Minden Area; Western Nevada Basin and Range including Pyramid Lake; Northern Washoe County
Effective: Aug 11 4:12 pm
Expired: Aug 11 6:15 pm
Duration: 2 hrs 03 mins
El Dorado County
FIRE WEATHER WATCH (2 updates)
The National Weather Service in Sacramento has issued a Fire
Areas affected: Sierra Nevada of Tehama-Butte-Plumas Counties Above 3000 ft; Sierra Nevada of Yuba-Sierra-Nevada-Placer Counties Between 3000-5000 ft Including Interstate 80; Sierra Nevada of Sierra-Nevada-Placer Counties Above 5000 ft Including Interstate 80; Sierra Nevada of El Dorado and Amador Counties Between 3000-5000 ft Including Highway 50; Sierra Nevada of El Dorado-Amador-Northern Alpine Counties Above 5000 ft Including Highway 50; Sierra Nevada of Calaveras and Tuolumne Counties Between 3000-5000 ft; Sierra Nevada of Calaveras-Tuolumne-Southern Alpine Counties Above 5000 ft
Effective: Aug 11 9:57 am
Expired: Aug 12 4:00 pm
Duration: 1 day 6 hrs 03 mins
The National Weather Service in Reno has issued a Fire Weather
Areas affected: Surprise Valley California; Western Lassen, Eastern Plumas, and Eastern Sierra Counties; Greater Lake Tahoe and Truckee Area; Eastern Lassen County; Northern Washoe County
Effective: Aug 11 10:19 am
Expired: Aug 12 2:00 pm
Duration: 1 day 3 hrs 41 mins
Placer County
FIRE WEATHER WATCH (2 updates)
The National Weather Service in Sacramento has issued a Fire
Areas affected: Sierra Nevada of Tehama-Butte-Plumas Counties Above 3000 ft; Sierra Nevada of Yuba-Sierra-Nevada-Placer Counties Between 3000-5000 ft Including Interstate 80; Sierra Nevada of Sierra-Nevada-Placer Counties Above 5000 ft Including Interstate 80; Sierra Nevada of El Dorado and Amador Counties Between 3000-5000 ft Including Highway 50; Sierra Nevada of El Dorado-Amador-Northern Alpine Counties Above 5000 ft Including Highway 50; Sierra Nevada of Calaveras and Tuolumne Counties Between 3000-5000 ft; Sierra Nevada of Calaveras-Tuolumne-Southern Alpine Counties Above 5000 ft
Effective: Aug 11 9:57 am
Expired: Aug 12 4:00 pm
Duration: 1 day 6 hrs 03 mins
The National Weather Service in Reno has issued a Fire Weather
Areas affected: Surprise Valley California; Western Lassen, Eastern Plumas, and Eastern Sierra Counties; Greater Lake Tahoe and Truckee Area; Eastern Lassen County; Northern Washoe County
Effective: Aug 11 10:19 am
Expired: Aug 12 2:00 pm
Duration: 1 day 3 hrs 41 mins
Nevada County
FIRE WEATHER WATCH (2 updates)
The National Weather Service in Sacramento has issued a Fire
Areas affected: Sierra Nevada of Tehama-Butte-Plumas Counties Above 3000 ft; Sierra Nevada of Yuba-Sierra-Nevada-Placer Counties Between 3000-5000 ft Including Interstate 80; Sierra Nevada of Sierra-Nevada-Placer Counties Above 5000 ft Including Interstate 80; Sierra Nevada of El Dorado and Amador Counties Between 3000-5000 ft Including Highway 50; Sierra Nevada of El Dorado-Amador-Northern Alpine Counties Above 5000 ft Including Highway 50; Sierra Nevada of Calaveras and Tuolumne Counties Between 3000-5000 ft; Sierra Nevada of Calaveras-Tuolumne-Southern Alpine Counties Above 5000 ft
Effective: Aug 11 9:57 am
Expired: Aug 12 4:00 pm
Duration: 1 day 6 hrs 03 mins
The National Weather Service in Reno has issued a Fire Weather
Areas affected: Surprise Valley California; Western Lassen, Eastern Plumas, and Eastern Sierra Counties; Greater Lake Tahoe and Truckee Area; Eastern Lassen County; Northern Washoe County
Effective: Aug 11 10:19 am
Expired: Aug 12 2:00 pm
Duration: 1 day 3 hrs 41 mins
Plumas County
FIRE WEATHER WATCH (2 updates)
The National Weather Service in Sacramento has issued a Fire
Areas affected: Sierra Nevada of Tehama-Butte-Plumas Counties Above 3000 ft; Sierra Nevada of Yuba-Sierra-Nevada-Placer Counties Between 3000-5000 ft Including Interstate 80; Sierra Nevada of Sierra-Nevada-Placer Counties Above 5000 ft Including Interstate 80; Sierra Nevada of El Dorado and Amador Counties Between 3000-5000 ft Including Highway 50; Sierra Nevada of El Dorado-Amador-Northern Alpine Counties Above 5000 ft Including Highway 50; Sierra Nevada of Calaveras and Tuolumne Counties Between 3000-5000 ft; Sierra Nevada of Calaveras-Tuolumne-Southern Alpine Counties Above 5000 ft
Effective: Aug 11 9:57 am
Expired: Aug 12 4:00 pm
Duration: 1 day 6 hrs 03 mins
The National Weather Service in Reno has issued a Fire Weather
Areas affected: Surprise Valley California; Western Lassen, Eastern Plumas, and Eastern Sierra Counties; Greater Lake Tahoe and Truckee Area; Eastern Lassen County; Northern Washoe County
Effective: Aug 11 10:19 am
Expired: Aug 12 2:00 pm
Duration: 1 day 3 hrs 41 mins
Alpine County
FIRE WEATHER WATCH (2 updates)
The National Weather Service in Sacramento has issued a Fire
Areas affected: Sierra Nevada of Tehama-Butte-Plumas Counties Above 3000 ft; Sierra Nevada of Yuba-Sierra-Nevada-Placer Counties Between 3000-5000 ft Including Interstate 80; Sierra Nevada of Sierra-Nevada-Placer Counties Above 5000 ft Including Interstate 80; Sierra Nevada of El Dorado and Amador Counties Between 3000-5000 ft Including Highway 50; Sierra Nevada of El Dorado-Amador-Northern Alpine Counties Above 5000 ft Including Highway 50; Sierra Nevada of Calaveras and Tuolumne Counties Between 3000-5000 ft; Sierra Nevada of Calaveras-Tuolumne-Southern Alpine Counties Above 5000 ft
Effective: Aug 11 9:57 am
Expired: Aug 12 4:00 pm
Duration: 1 day 6 hrs 03 mins
The National Weather Service in Reno has issued a Fire Weather
Areas affected: Surprise Valley California; Western Lassen, Eastern Plumas, and Eastern Sierra Counties; Greater Lake Tahoe and Truckee Area; Eastern Lassen County; Northern Washoe County
Effective: Aug 11 10:19 am
Expired: Aug 12 2:00 pm
Duration: 1 day 3 hrs 41 mins
Butte County
FIRE WEATHER WATCH
The National Weather Service in Sacramento has issued a Fire
Areas affected: Sierra Nevada of Tehama-Butte-Plumas Counties Above 3000 ft; Sierra Nevada of Yuba-Sierra-Nevada-Placer Counties Between 3000-5000 ft Including Interstate 80; Sierra Nevada of Sierra-Nevada-Placer Counties Above 5000 ft Including Interstate 80; Sierra Nevada of El Dorado and Amador Counties Between 3000-5000 ft Including Highway 50; Sierra Nevada of El Dorado-Amador-Northern Alpine Counties Above 5000 ft Including Highway 50; Sierra Nevada of Calaveras and Tuolumne Counties Between 3000-5000 ft; Sierra Nevada of Calaveras-Tuolumne-Southern Alpine Counties Above 5000 ft
Effective: Aug 11 9:57 am
Expired: Aug 12 4:00 pm
Duration: 1 day 6 hrs 03 mins
Calaveras County
FIRE WEATHER WATCH
The National Weather Service in Sacramento has issued a Fire
Areas affected: Sierra Nevada of Tehama-Butte-Plumas Counties Above 3000 ft; Sierra Nevada of Yuba-Sierra-Nevada-Placer Counties Between 3000-5000 ft Including Interstate 80; Sierra Nevada of Sierra-Nevada-Placer Counties Above 5000 ft Including Interstate 80; Sierra Nevada of El Dorado and Amador Counties Between 3000-5000 ft Including Highway 50; Sierra Nevada of El Dorado-Amador-Northern Alpine Counties Above 5000 ft Including Highway 50; Sierra Nevada of Calaveras and Tuolumne Counties Between 3000-5000 ft; Sierra Nevada of Calaveras-Tuolumne-Southern Alpine Counties Above 5000 ft
Effective: Aug 11 9:57 am
Expired: Aug 12 4:00 pm
Duration: 1 day 6 hrs 03 mins
Sierra County
FIRE WEATHER WATCH (2 updates)
The National Weather Service in Sacramento has issued a Fire
Areas affected: Sierra Nevada of Tehama-Butte-Plumas Counties Above 3000 ft; Sierra Nevada of Yuba-Sierra-Nevada-Placer Counties Between 3000-5000 ft Including Interstate 80; Sierra Nevada of Sierra-Nevada-Placer Counties Above 5000 ft Including Interstate 80; Sierra Nevada of El Dorado and Amador Counties Between 3000-5000 ft Including Highway 50; Sierra Nevada of El Dorado-Amador-Northern Alpine Counties Above 5000 ft Including Highway 50; Sierra Nevada of Calaveras and Tuolumne Counties Between 3000-5000 ft; Sierra Nevada of Calaveras-Tuolumne-Southern Alpine Counties Above 5000 ft
Effective: Aug 11 9:57 am
Expired: Aug 12 4:00 pm
Duration: 1 day 6 hrs 03 mins
The National Weather Service in Reno has issued a Fire Weather
Areas affected: Surprise Valley California; Western Lassen, Eastern Plumas, and Eastern Sierra Counties; Greater Lake Tahoe and Truckee Area; Eastern Lassen County; Northern Washoe County
Effective: Aug 11 10:19 am
Expired: Aug 12 2:00 pm
Duration: 1 day 3 hrs 41 mins
Tehama County
FIRE WEATHER WATCH
The National Weather Service in Sacramento has issued a Fire
Areas affected: Sierra Nevada of Tehama-Butte-Plumas Counties Above 3000 ft; Sierra Nevada of Yuba-Sierra-Nevada-Placer Counties Between 3000-5000 ft Including Interstate 80; Sierra Nevada of Sierra-Nevada-Placer Counties Above 5000 ft Including Interstate 80; Sierra Nevada of El Dorado and Amador Counties Between 3000-5000 ft Including Highway 50; Sierra Nevada of El Dorado-Amador-Northern Alpine Counties Above 5000 ft Including Highway 50; Sierra Nevada of Calaveras and Tuolumne Counties Between 3000-5000 ft; Sierra Nevada of Calaveras-Tuolumne-Southern Alpine Counties Above 5000 ft
Effective: Aug 11 9:57 am
Expired: Aug 12 4:00 pm
Duration: 1 day 6 hrs 03 mins
Tuolumne County
FIRE WEATHER WATCH
The National Weather Service in Sacramento has issued a Fire
Areas affected: Sierra Nevada of Tehama-Butte-Plumas Counties Above 3000 ft; Sierra Nevada of Yuba-Sierra-Nevada-Placer Counties Between 3000-5000 ft Including Interstate 80; Sierra Nevada of Sierra-Nevada-Placer Counties Above 5000 ft Including Interstate 80; Sierra Nevada of El Dorado and Amador Counties Between 3000-5000 ft Including Highway 50; Sierra Nevada of El Dorado-Amador-Northern Alpine Counties Above 5000 ft Including Highway 50; Sierra Nevada of Calaveras and Tuolumne Counties Between 3000-5000 ft; Sierra Nevada of Calaveras-Tuolumne-Southern Alpine Counties Above 5000 ft
Effective: Aug 11 9:57 am
Expired: Aug 12 4:00 pm
Duration: 1 day 6 hrs 03 mins
Yuba County
FIRE WEATHER WATCH
The National Weather Service in Sacramento has issued a Fire
Areas affected: Sierra Nevada of Tehama-Butte-Plumas Counties Above 3000 ft; Sierra Nevada of Yuba-Sierra-Nevada-Placer Counties Between 3000-5000 ft Including Interstate 80; Sierra Nevada of Sierra-Nevada-Placer Counties Above 5000 ft Including Interstate 80; Sierra Nevada of El Dorado and Amador Counties Between 3000-5000 ft Including Highway 50; Sierra Nevada of El Dorado-Amador-Northern Alpine Counties Above 5000 ft Including Highway 50; Sierra Nevada of Calaveras and Tuolumne Counties Between 3000-5000 ft; Sierra Nevada of Calaveras-Tuolumne-Southern Alpine Counties Above 5000 ft
Effective: Aug 11 9:57 am
Expired: Aug 12 4:00 pm
Duration: 1 day 6 hrs 03 mins
Amador County
FIRE WEATHER WATCH
The National Weather Service in Sacramento has issued a Fire
Areas affected: Sierra Nevada of Tehama-Butte-Plumas Counties Above 3000 ft; Sierra Nevada of Yuba-Sierra-Nevada-Placer Counties Between 3000-5000 ft Including Interstate 80; Sierra Nevada of Sierra-Nevada-Placer Counties Above 5000 ft Including Interstate 80; Sierra Nevada of El Dorado and Amador Counties Between 3000-5000 ft Including Highway 50; Sierra Nevada of El Dorado-Amador-Northern Alpine Counties Above 5000 ft Including Highway 50; Sierra Nevada of Calaveras and Tuolumne Counties Between 3000-5000 ft; Sierra Nevada of Calaveras-Tuolumne-Southern Alpine Counties Above 5000 ft
Effective: Aug 11 9:57 am
Expired: Aug 12 4:00 pm
Duration: 1 day 6 hrs 03 mins
Lassen County
FIRE WEATHER WATCH
The National Weather Service in Reno has issued a Fire Weather
Areas affected: Surprise Valley California; Western Lassen, Eastern Plumas, and Eastern Sierra Counties; Greater Lake Tahoe and Truckee Area; Eastern Lassen County; Northern Washoe County
Effective: Aug 11 10:19 am
Expired: Aug 12 2:00 pm
Duration: 1 day 3 hrs 41 mins
Modoc County
FIRE WEATHER WATCH
The National Weather Service in Reno has issued a Fire Weather
Areas affected: Surprise Valley California; Western Lassen, Eastern Plumas, and Eastern Sierra Counties; Greater Lake Tahoe and Truckee Area; Eastern Lassen County; Northern Washoe County
Effective: Aug 11 10:19 am
Expired: Aug 12 2:00 pm
Duration: 1 day 3 hrs 41 mins
Imperial County 2 alerts
AIR QUALITY ALERT
Areas affected: Imperial County Southwest; Chuckwalla Mountains; Imperial County Southeast; Imperial County West; Imperial Valley; Palo Verde Valley
Effective: Aug 11 10:19 am
Expired: Aug 12 12:00 am
Duration: 13 hrs 41 mins
SPECIAL WEATHER STATEMENT (2 updates)
At 426 PM PDT, Doppler radar was tracking a strong thunderstorm near
Areas affected: Chuckwalla Mountains; Chuckwalla Valley
Effective: Aug 11 4:26 pm
Expired: Aug 11 5:15 pm
Duration: 0 hrs 49 mins
At 443 PM PDT, Doppler radar was tracking a strong thunderstorm 13
Areas affected: Imperial County Southwest; Imperial County West
Effective: Aug 11 4:43 pm
Expired: Aug 11 5:15 pm
Duration: 0 hrs 32 mins
Riverside County 5 alerts
AIR QUALITY ALERT
Areas affected: Imperial County Southwest; Chuckwalla Mountains; Imperial County Southeast; Imperial County West; Imperial Valley; Palo Verde Valley
Effective: Aug 11 10:19 am
Expired: Aug 12 12:00 am
Duration: 13 hrs 41 mins
SPECIAL WEATHER STATEMENT (8 updates)
At 1153 AM PDT, Doppler radar was tracking a strong thunderstorm over
Areas affected: Riverside County Mountains; Coachella Valley
Effective: Aug 11 11:54 am
Expired: Aug 11 12:30 pm
Duration: 0 hrs 36 mins
At 112 PM PDT, Doppler radar was tracking a strong thunderstorm 9
Areas affected: Riverside County Mountains; San Diego County Mountains; Coachella Valley; San Diego County Deserts
Effective: Aug 11 1:12 pm
Expired: Aug 11 1:45 pm
Duration: 0 hrs 33 mins
At 142 PM PDT, Doppler radar was tracking a strong thunderstorm over
Areas affected: Riverside County Mountains; Coachella Valley
Effective: Aug 11 1:42 pm
Expired: Aug 11 2:15 pm
Duration: 0 hrs 33 mins
At 145 PM PDT, Doppler radar was tracking a strong thunderstorm 8
Areas affected: Riverside County Mountains; San Diego County Mountains; Coachella Valley; San Diego County Deserts
Effective: Aug 11 1:46 pm
Expired: Aug 11 2:15 pm
Duration: 0 hrs 29 mins
At 225 PM PDT, Doppler radar was tracking a strong thunderstorm near
Areas affected: Riverside County Mountains; San Diego County Mountains; San Diego County Deserts
Effective: Aug 11 2:25 pm
Expired: Aug 11 3:00 pm
Duration: 0 hrs 35 mins
At 315 PM PDT, Doppler radar was tracking a strong thunderstorm 17
Areas affected: Joshua Tree NP East; Chuckwalla Valley
Effective: Aug 11 3:16 pm
Expired: Aug 11 4:00 pm
Duration: 0 hrs 44 mins
At 426 PM PDT, Doppler radar was tracking a strong thunderstorm near
Areas affected: Chuckwalla Mountains; Chuckwalla Valley
Effective: Aug 11 4:26 pm
Expired: Aug 11 5:15 pm
Duration: 0 hrs 49 mins
At 519 PM PDT, Doppler radar was tracking a strong thunderstorm 9
Areas affected: Joshua Tree NP East; Chiriaco Summit
Effective: Aug 11 5:19 pm
Expired: Aug 11 5:45 pm
Duration: 0 hrs 26 mins
FLOOD ADVISORY (4 updates)
Areas affected: Riverside, CA
Effective: Aug 11 12:44 pm
Expired: Aug 11 3:00 pm
Duration: 2 hrs 16 mins
Areas affected: Riverside, CA; San Diego, CA
Effective: Aug 11 1:21 pm
Expired: Aug 11 3:00 pm
Duration: 1 hr 39 mins
Areas affected: Riverside, CA
Effective: Aug 11 1:19 pm
Expired: Aug 11 3:00 pm
Duration: 1 hr 41 mins
Areas affected: Riverside, CA; San Diego, CA
Effective: Aug 11 2:23 pm
Expired: Aug 11 4:00 pm
Duration: 1 hr 37 mins
FLASH FLOOD WARNING
FFWSGX
Areas affected: Riverside, CA; San Diego, CA
Effective: Aug 11 1:54 pm
Expired: Aug 11 4:00 pm
Duration: 2 hrs 06 mins
SEVERE THUNDERSTORM WARNING (2 updates)
SVRPSR
Areas affected: Riverside, CA; San Bernardino, CA
Effective: Aug 11 3:25 pm
Expired: Aug 11 4:15 pm
Duration: 0 hrs 50 mins
At 350 PM PDT, a severe thunderstorm was located 20 miles northeast
Areas affected: Riverside, CA; San Bernardino, CA
Effective: Aug 11 3:51 pm
Expired: Aug 11 4:15 pm
Duration: 0 hrs 24 mins
Kern County 3 alerts
FLOOD WATCH
Areas affected: Frazier Mountain Communities
Effective: Aug 11 12:58 pm
Expired: Aug 11 3:00 pm
Duration: 2 hrs 02 mins
SPECIAL WEATHER STATEMENT (2 updates)
At 1249 PM PDT, Doppler radar was tracking a strong thunderstorm over
Areas affected: Frazier Mountain Communities
Effective: Aug 11 12:50 pm
Expired: Aug 11 1:15 pm
Duration: 0 hrs 25 mins
At 131 PM PDT, Doppler radar was tracking a strong thunderstorm over
Areas affected: Frazier Mountain Communities
Effective: Aug 11 1:31 pm
Expired: Aug 11 2:00 pm
Duration: 0 hrs 29 mins
FLOOD ADVISORY (4 updates)
Areas affected: Kern, CA
Effective: Aug 11 1:00 pm
Expired: Aug 11 3:00 pm
Duration: 2 hrs 00 mins
Areas affected: Kern, CA
Effective: Aug 11 1:19 pm
Expired: Aug 11 3:00 pm
Duration: 1 hr 41 mins
Areas affected: Kern, CA
Effective: Aug 11 2:24 pm
Expired: Aug 11 5:00 pm
Duration: 2 hrs 36 mins
Areas affected: Kern, CA
Effective: Aug 11 2:47 pm
Expired: Aug 11 4:15 pm
Duration: 1 hr 28 mins
San Bernardino County 4 alerts
FLOOD ADVISORY (4 updates)
Areas affected: San Bernardino, CA
Effective: Aug 11 12:53 pm
Expired: Aug 11 3:00 pm
Duration: 2 hrs 07 mins
Areas affected: San Bernardino, CA
Effective: Aug 11 1:42 pm
Expired: Aug 11 3:00 pm
Duration: 1 hr 18 mins
Areas affected: San Bernardino, CA
Effective: Aug 11 3:08 pm
Expired: Aug 11 6:15 pm
Duration: 3 hrs 07 mins
Areas affected: San Bernardino, CA
Effective: Aug 11 4:36 pm
Expired: Aug 11 6:15 pm
Duration: 1 hr 39 mins
SEVERE THUNDERSTORM WARNING (9 updates)
SVRVEF
Areas affected: San Bernardino, CA
Effective: Aug 11 2:14 pm
Expired: Aug 11 3:00 pm
Duration: 0 hrs 46 mins
At 233 PM PDT, a severe thunderstorm was located 14 miles northwest
Areas affected: San Bernardino, CA
Effective: Aug 11 2:33 pm
Expired: Aug 11 3:00 pm
Duration: 0 hrs 27 mins
SVRPSR
Areas affected: Riverside, CA; San Bernardino, CA
Effective: Aug 11 3:25 pm
Expired: Aug 11 4:15 pm
Duration: 0 hrs 50 mins
SVRVEF
Areas affected: San Bernardino, CA
Effective: Aug 11 3:36 pm
Expired: Aug 11 4:15 pm
Duration: 0 hrs 39 mins
At 350 PM PDT, a severe thunderstorm was located 20 miles northeast
Areas affected: Riverside, CA; San Bernardino, CA
Effective: Aug 11 3:51 pm
Expired: Aug 11 4:15 pm
Duration: 0 hrs 24 mins
At 353 PM PDT, A severe thunderstorm was located near Newberry
Areas affected: San Bernardino, CA
Effective: Aug 11 3:53 pm
Expired: Aug 11 4:15 pm
Duration: 0 hrs 22 mins
SVRVEF
Areas affected: San Bernardino, CA
Effective: Aug 11 3:50 pm
Expired: Aug 11 4:30 pm
Duration: 0 hrs 40 mins
SVRVEF
Areas affected: San Bernardino, CA
Effective: Aug 11 4:12 pm
Expired: Aug 11 5:00 pm
Duration: 0 hrs 48 mins
At 439 PM PDT, a severe thunderstorm was located 8 miles east of
Areas affected: San Bernardino, CA
Effective: Aug 11 4:39 pm
Expired: Aug 11 5:00 pm
Duration: 0 hrs 21 mins
SPECIAL WEATHER STATEMENT (2 updates)
At 315 PM PDT, Doppler radar was tracking a strong thunderstorm 17
Areas affected: Joshua Tree NP East; Chuckwalla Valley
Effective: Aug 11 3:16 pm
Expired: Aug 11 4:00 pm
Duration: 0 hrs 44 mins
At 519 PM PDT, Doppler radar was tracking a strong thunderstorm 9
Areas affected: Joshua Tree NP East; Chiriaco Summit
Effective: Aug 11 5:19 pm
Expired: Aug 11 5:45 pm
Duration: 0 hrs 26 mins
FLASH FLOOD WARNING (6 updates)
FFWVEF
Areas affected: San Bernardino, CA
Effective: Aug 11 3:26 pm
Expired: Aug 11 6:30 pm
Duration: 3 hrs 04 mins
At 402 PM PDT, Public has reported significant flooding along I-15
Areas affected: San Bernardino, CA
Effective: Aug 11 4:02 pm
Expired: Aug 11 6:30 pm
Duration: 2 hrs 28 mins
FFWVEF
Areas affected: San Bernardino, CA
Effective: Aug 11 4:18 pm
Expired: Aug 11 7:15 pm
Duration: 2 hrs 57 mins
FFWVEF
Areas affected: San Bernardino, CA
Effective: Aug 11 4:42 pm
Expired: Aug 11 7:45 pm
Duration: 3 hrs 03 mins
At 508 PM PDT, Doppler radar indicated thunderstorms producing heavy
Areas affected: San Bernardino, CA
Effective: Aug 11 5:08 pm
Expired: Aug 11 7:15 pm
Duration: 2 hrs 07 mins
At 526 PM PDT, Doppler radar indicated thunderstorms producing heavy
Areas affected: San Bernardino, CA
Effective: Aug 11 5:26 pm
Expired: Aug 11 7:45 pm
Duration: 2 hrs 19 mins
Inyo County
FLASH FLOOD WARNING (2 updates)
FFWVEF
Areas affected: Inyo, CA
Effective: Aug 11 4:24 pm
Expired: Aug 11 7:30 pm
Duration: 3 hrs 06 mins
At 504 PM PDT, Doppler radar indicated thunderstorms producing heavy
COASTAL FLOOD ADVISORY 
SPECIAL WEATHER STATEMENT 
FLASH FLOOD WARNING 
SEVERE THUNDERSTORM WARNING 
FLOOD WATCH 
FIRE WEATHER WATCH 
