Areas affected: San Francisco; North Bay Interior Valleys; San Francisco Bay Shoreline; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Effective: Dec 6 1:10 pm
Expired: Dec 7 5:00 am
Duration: 15 hrs 50 mins
Areas affected: San Francisco; North Bay Interior Valleys; San Francisco Bay Shoreline; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Effective: Dec 7 4:49 am
Expired: Dec 7 1:00 pm
Duration: 8 hrs 11 mins
Contra Costa County
COASTAL FLOOD ADVISORY (2 updates)
Areas affected: San Francisco; North Bay Interior Valleys; San Francisco Bay Shoreline; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Effective: Dec 6 1:10 pm
Expired: Dec 7 5:00 am
Duration: 15 hrs 50 mins
Areas affected: San Francisco; North Bay Interior Valleys; San Francisco Bay Shoreline; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Effective: Dec 7 4:49 am
Expired: Dec 7 1:00 pm
Duration: 8 hrs 11 mins
Los Angeles County
COASTAL FLOOD ADVISORY (2 updates)
Areas affected: San Francisco; North Bay Interior Valleys; San Francisco Bay Shoreline; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Effective: Dec 6 1:10 pm
Expired: Dec 7 5:00 am
Duration: 15 hrs 50 mins
Areas affected: San Francisco; North Bay Interior Valleys; San Francisco Bay Shoreline; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Effective: Dec 7 4:49 am
Expired: Dec 7 1:00 pm
Duration: 8 hrs 11 mins
Marin County
COASTAL FLOOD ADVISORY (2 updates)
Areas affected: San Francisco; North Bay Interior Valleys; San Francisco Bay Shoreline; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Effective: Dec 6 1:10 pm
Expired: Dec 7 5:00 am
Duration: 15 hrs 50 mins
Areas affected: San Francisco; North Bay Interior Valleys; San Francisco Bay Shoreline; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Effective: Dec 7 4:49 am
Expired: Dec 7 1:00 pm
Duration: 8 hrs 11 mins
Monterey County
COASTAL FLOOD ADVISORY (2 updates)
Areas affected: San Francisco; North Bay Interior Valleys; San Francisco Bay Shoreline; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Effective: Dec 6 1:10 pm
Expired: Dec 7 5:00 am
Duration: 15 hrs 50 mins
Areas affected: San Francisco; North Bay Interior Valleys; San Francisco Bay Shoreline; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Effective: Dec 7 4:49 am
Expired: Dec 7 1:00 pm
Duration: 8 hrs 11 mins
Napa County
COASTAL FLOOD ADVISORY (2 updates)
Areas affected: San Francisco; North Bay Interior Valleys; San Francisco Bay Shoreline; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Effective: Dec 6 1:10 pm
Expired: Dec 7 5:00 am
Duration: 15 hrs 50 mins
Areas affected: San Francisco; North Bay Interior Valleys; San Francisco Bay Shoreline; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Effective: Dec 7 4:49 am
Expired: Dec 7 1:00 pm
Duration: 8 hrs 11 mins
San Francisco County
COASTAL FLOOD ADVISORY (2 updates)
Areas affected: San Francisco; North Bay Interior Valleys; San Francisco Bay Shoreline; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Effective: Dec 6 1:10 pm
Expired: Dec 7 5:00 am
Duration: 15 hrs 50 mins
Areas affected: San Francisco; North Bay Interior Valleys; San Francisco Bay Shoreline; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Effective: Dec 7 4:49 am
Expired: Dec 7 1:00 pm
Duration: 8 hrs 11 mins
San Mateo County
COASTAL FLOOD ADVISORY (2 updates)
Areas affected: San Francisco; North Bay Interior Valleys; San Francisco Bay Shoreline; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Effective: Dec 6 1:10 pm
Expired: Dec 7 5:00 am
Duration: 15 hrs 50 mins
Areas affected: San Francisco; North Bay Interior Valleys; San Francisco Bay Shoreline; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Effective: Dec 7 4:49 am
Expired: Dec 7 1:00 pm
Duration: 8 hrs 11 mins
Santa Clara County
COASTAL FLOOD ADVISORY (2 updates)
Areas affected: San Francisco; North Bay Interior Valleys; San Francisco Bay Shoreline; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Effective: Dec 6 1:10 pm
Expired: Dec 7 5:00 am
Duration: 15 hrs 50 mins
Areas affected: San Francisco; North Bay Interior Valleys; San Francisco Bay Shoreline; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Effective: Dec 7 4:49 am
Expired: Dec 7 1:00 pm
Duration: 8 hrs 11 mins
Santa Cruz County
COASTAL FLOOD ADVISORY (2 updates)
Areas affected: San Francisco; North Bay Interior Valleys; San Francisco Bay Shoreline; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Effective: Dec 6 1:10 pm
Expired: Dec 7 5:00 am
Duration: 15 hrs 50 mins
Areas affected: San Francisco; North Bay Interior Valleys; San Francisco Bay Shoreline; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Effective: Dec 7 4:49 am
Expired: Dec 7 1:00 pm
Duration: 8 hrs 11 mins
Sonoma County
COASTAL FLOOD ADVISORY (2 updates)
Areas affected: San Francisco; North Bay Interior Valleys; San Francisco Bay Shoreline; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Effective: Dec 6 1:10 pm
Expired: Dec 7 5:00 am
Duration: 15 hrs 50 mins
Areas affected: San Francisco; North Bay Interior Valleys; San Francisco Bay Shoreline; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Effective: Dec 7 4:49 am
Expired: Dec 7 1:00 pm
Duration: 8 hrs 11 mins
Fresno County
DENSE FOG ADVISORY
Areas affected: West Side Mountains north of 198
Effective: Dec 6 10:46 pm
Expired: Dec 7 7:00 am
Duration: 8 hrs 14 mins
Merced County
DENSE FOG ADVISORY
Areas affected: West Side Mountains north of 198
Effective: Dec 6 10:46 pm
Expired: Dec 7 7:00 am
Duration: 8 hrs 14 mins
Kern County
DENSE FOG ADVISORY
Areas affected: Grapevine
Effective: Dec 6 10:46 pm
Expired: Dec 7 7:00 am
Duration: 8 hrs 14 mins
Orange County
AIR QUALITY ALERT
Areas affected: San Bernardino and Riverside County Valleys-The Inland Empire; Riverside County Mountains; Santa Ana Mountains and Foothills; San Gorgonio Pass Near Banning; Orange County Coastal; Orange County Inland
Effective: Dec 6 12:58 pm
Expired: Dec 8 12:00 am
Duration: 1 day 11 hrs 02 mins
Riverside County
AIR QUALITY ALERT
Areas affected: San Bernardino and Riverside County Valleys-The Inland Empire; Riverside County Mountains; Santa Ana Mountains and Foothills; San Gorgonio Pass Near Banning; Orange County Coastal; Orange County Inland
Effective: Dec 6 12:58 pm
Expired: Dec 8 12:00 am
Duration: 1 day 11 hrs 02 mins
San Bernardino County
AIR QUALITY ALERT
Areas affected: San Bernardino and Riverside County Valleys-The Inland Empire; Riverside County Mountains; Santa Ana Mountains and Foothills; San Gorgonio Pass Near Banning; Orange County Coastal; Orange County Inland
Effective: Dec 6 12:58 pm
Expired: Dec 8 12:00 am
Duration: 1 day 11 hrs 02 mins
San Diego County
AIR QUALITY ALERT
Areas affected: San Bernardino and Riverside County Valleys-The Inland Empire; Riverside County Mountains; Santa Ana Mountains and Foothills; San Gorgonio Pass Near Banning; Orange County Coastal; Orange County Inland
Effective: Dec 6 12:58 pm
Expired: Dec 8 12:00 am
Duration: 1 day 11 hrs 02 mins
Ventura County
AIR QUALITY ALERT
Areas affected: Calabasas and Agoura Hills; Catalina and Santa Barbara Islands; Eastern San Fernando Valley; Eastern Santa Monica Mountains Recreational Area; Los Angeles County Beaches; Los Angeles County Inland Coast including Downtown Los Angeles; Los Angeles County San Gabriel Valley; Malibu Coast; Palos Verdes Hills; Santa Clarita Valley; Santa Susana Mountains; Western San Fernando Valley; Western Santa Monica Mountains Recreational Area
COASTAL FLOOD ADVISORY 
DENSE FOG ADVISORY 
AIR QUALITY ALERT 
