The National Weather Service in Eureka has issued a Red Flag
Areas affected: Northeastern Interior Humboldt and Southwestern Siskiyou Including Orleans; Eastern Interior Humboldt Including Willow Creek and Hoopa; Northwestern Trinity Including Salyer and Big Bar; Northeastern Trinity Including Trinity Lake; Eastern Trinity Including Weaverville and Hayfork; Southern Trinity Including Ruth Lake and the Yolla Bollys
Effective: Jul 19 3:37 pm
Expired: Jul 20 9:00 am
Duration: 17 hrs 23 mins
Areas affected: Northeastern Interior Humboldt and Southwestern Siskiyou Including Orleans; Eastern Interior Humboldt Including Willow Creek and Hoopa; Northwestern Trinity Including Salyer and Big Bar; Northeastern Trinity Including Trinity Lake; Eastern Trinity Including Weaverville and Hayfork; Southern Trinity Including Ruth Lake and the Yolla Bollys
Effective: Jul 20 8:31 am
Expired: Jul 20 4:45 pm
Duration: 8 hrs 14 mins
Siskiyou County 2 alerts
RED FLAG WARNING (2 updates)
The National Weather Service in Eureka has issued a Red Flag
Areas affected: Northeastern Interior Humboldt and Southwestern Siskiyou Including Orleans; Eastern Interior Humboldt Including Willow Creek and Hoopa; Northwestern Trinity Including Salyer and Big Bar; Northeastern Trinity Including Trinity Lake; Eastern Trinity Including Weaverville and Hayfork; Southern Trinity Including Ruth Lake and the Yolla Bollys
Effective: Jul 19 3:37 pm
Expired: Jul 20 9:00 am
Duration: 17 hrs 23 mins
Areas affected: Northeastern Interior Humboldt and Southwestern Siskiyou Including Orleans; Eastern Interior Humboldt Including Willow Creek and Hoopa; Northwestern Trinity Including Salyer and Big Bar; Northeastern Trinity Including Trinity Lake; Eastern Trinity Including Weaverville and Hayfork; Southern Trinity Including Ruth Lake and the Yolla Bollys
Effective: Jul 20 8:31 am
Expired: Jul 20 4:45 pm
Duration: 8 hrs 14 mins
FIRE WEATHER WATCH
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
Trinity County
RED FLAG WARNING (2 updates)
The National Weather Service in Eureka has issued a Red Flag
Areas affected: Northeastern Interior Humboldt and Southwestern Siskiyou Including Orleans; Eastern Interior Humboldt Including Willow Creek and Hoopa; Northwestern Trinity Including Salyer and Big Bar; Northeastern Trinity Including Trinity Lake; Eastern Trinity Including Weaverville and Hayfork; Southern Trinity Including Ruth Lake and the Yolla Bollys
Effective: Jul 19 3:37 pm
Expired: Jul 20 9:00 am
Duration: 17 hrs 23 mins
Areas affected: Northeastern Interior Humboldt and Southwestern Siskiyou Including Orleans; Eastern Interior Humboldt Including Willow Creek and Hoopa; Northwestern Trinity Including Salyer and Big Bar; Northeastern Trinity Including Trinity Lake; Eastern Trinity Including Weaverville and Hayfork; Southern Trinity Including Ruth Lake and the Yolla Bollys
Effective: Jul 20 8:31 am
Expired: Jul 20 4:45 pm
Duration: 8 hrs 14 mins
Mono County
FLOOD WATCH (4 updates)
Areas affected: Mono; Mineral and Southern Lyon Counties
Effective: Jul 19 11:41 am
Expired: Jul 20 11:45 am
Duration: 1 day 0 hrs 04 mins
Areas affected: Mono; Mineral and Southern Lyon Counties
Effective: Jul 20 3:27 am
Expired: Jul 20 11:00 pm
Duration: 19 hrs 33 mins
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: Mono; Mineral and Southern Lyon Counties
Effective: Jul 20 12:17 pm
Expired: Jul 21 12:30 am
Duration: 12 hrs 13 mins
Orange County 2 alerts
HIGH SURF ADVISORY (3 updates)
Areas affected: San Diego County Coastal Areas; Orange County Coastal
Effective: Jul 19 8:19 pm
Expired: Jul 20 6:30 am
Duration: 10 hrs 11 mins
Areas affected: San Diego County Coastal Areas; Orange County Coastal
Effective: Jul 20 2:34 am
Expired: Jul 20 2:00 pm
Duration: 11 hrs 26 mins
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
HEAT ADVISORY
Areas affected: San Diego County Inland Valleys; Santa Ana Mountains and Foothills; Orange County Inland
Effective: Jul 20 12:11 pm
Expired: Jul 20 10:15 pm
Duration: 10 hrs 04 mins
San Diego County 3 alerts
HIGH SURF ADVISORY (3 updates)
Areas affected: San Diego County Coastal Areas; Orange County Coastal
Effective: Jul 19 8:19 pm
Expired: Jul 20 6:30 am
Duration: 10 hrs 11 mins
Areas affected: San Diego County Coastal Areas; Orange County Coastal
Effective: Jul 20 2:34 am
Expired: Jul 20 2:00 pm
Duration: 11 hrs 26 mins
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
HEAT ADVISORY (2 updates)
Areas affected: San Diego County Inland Valleys; Santa Ana Mountains and Foothills; Orange County Inland
Effective: Jul 20 12:11 pm
Expired: Jul 20 10:15 pm
Duration: 10 hrs 04 mins
Areas affected: San Bernardino County Mountains; Riverside County Mountains; San Diego County Mountains
Effective: Jul 20 12:11 pm
Expired: Jul 20 10:15 pm
Duration: 10 hrs 04 mins
EXTREME HEAT WATCH
Areas affected: Coachella Valley; San Diego County Deserts; San Gorgonio Pass Near Banning
Effective: Jul 20 12:11 pm
Expired: Jul 20 10:15 pm
Duration: 10 hrs 04 mins
San Luis Obispo County
BEACH HAZARDS STATEMENT (2 updates)
Areas affected: San Luis Obispo County Beaches; Santa Barbara County Central Coast Beaches
Effective: Jul 19 6:43 pm
Expired: Jul 20 10:15 am
Duration: 15 hrs 32 mins
Areas affected: San Luis Obispo County Beaches; Santa Barbara County Central Coast Beaches
Effective: Jul 20 10:38 am
Expired: Jul 21 10:45 am
Duration: 1 day 0 hrs 07 mins
Santa Barbara County 2 alerts
BEACH HAZARDS STATEMENT (2 updates)
Areas affected: San Luis Obispo County Beaches; Santa Barbara County Central Coast Beaches
Effective: Jul 19 6:43 pm
Expired: Jul 20 10:15 am
Duration: 15 hrs 32 mins
Areas affected: San Luis Obispo County Beaches; Santa Barbara County Central Coast Beaches
Effective: Jul 20 10:38 am
Expired: Jul 21 10:45 am
Duration: 1 day 0 hrs 07 mins
HEAT ADVISORY (2 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
Ventura County 3 alerts
HIGH SURF ADVISORY (2 updates)
Areas affected: Catalina and Santa Barbara Islands; Ventura County Beaches; Malibu Coast; Los Angeles County Beaches
Effective: Jul 19 6:43 pm
Expired: Jul 20 10:15 am
Duration: 15 hrs 32 mins
Areas affected: Catalina and Santa Barbara Islands; Ventura County Beaches; Malibu Coast; Los Angeles County Beaches
Effective: Jul 20 10:38 am
Expired: Jul 21 10:45 am
Duration: 1 day 0 hrs 07 mins
HEAT ADVISORY (2 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
EXTREME HEAT WATCH
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
Imperial County
EXTREME HEAT WATCH
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
Riverside 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: Coachella Valley; San Diego County Deserts; San Gorgonio Pass Near Banning
Effective: Jul 20 12:11 pm
Expired: Jul 20 10:15 pm
Duration: 10 hrs 04 mins
HEAT ADVISORY (3 updates)
Areas affected: San Diego County Inland Valleys; Santa Ana Mountains and Foothills; Orange County Inland
Effective: Jul 20 12:11 pm
Expired: Jul 20 10:15 pm
Duration: 10 hrs 04 mins
Areas affected: San Bernardino County Mountains; Riverside County Mountains; San Diego County Mountains
Effective: Jul 20 12:11 pm
Expired: Jul 20 10:15 pm
Duration: 10 hrs 04 mins
Areas affected: San Bernardino and Riverside County Valleys-The Inland Empire
Effective: Jul 20 12:11 pm
Expired: Jul 20 10:15 pm
Duration: 10 hrs 04 mins
San Bernardino County 2 alerts
EXTREME HEAT WATCH (2 updates)
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: Apple and Lucerne Valleys
Effective: Jul 20 12:11 pm
Expired: Jul 20 10:15 pm
Duration: 10 hrs 04 mins
HEAT ADVISORY (2 updates)
Areas affected: San Bernardino County Mountains; Riverside County Mountains; San Diego County Mountains
Effective: Jul 20 12:11 pm
Expired: Jul 20 10:15 pm
Duration: 10 hrs 04 mins
Areas affected: San Bernardino and Riverside County Valleys-The Inland Empire
Effective: Jul 20 12:11 pm
Expired: Jul 20 10:15 pm
Duration: 10 hrs 04 mins
El Dorado County
FLOOD WATCH
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
Placer County
FLOOD WATCH
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
Nevada County
FLOOD WATCH
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
Alpine County
FLOOD WATCH
Areas affected: Greater Lake Tahoe Area; Greater Lake Tahoe Area; Greater Reno-Carson City-Minden Area
RED FLAG WARNING 
FIRE WEATHER WATCH 
FLOOD WATCH 
HIGH SURF ADVISORY 
HEAT ADVISORY 
EXTREME HEAT WATCH 
BEACH HAZARDS STATEMENT 
