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Alert Archives for All California Counties
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54 total alerts issued on this day

Updates Every 15 Minutes
Spacer GifLast Update:October 27, 2026 - 7:00 am PDT
Alameda County
FLS.gif   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: Oct 26 8:59 pm Expired: Oct 27 5:00 am Duration: 8 hrs   01 min  
  Areas affected: San Francisco; North Bay Interior Valleys; San Francisco Bay Shoreline; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Effective: Oct 27 5:41 am Expired: Oct 27 3:00 pm Duration: 9 hrs   19 mins  
Contra Costa County
FLS.gif   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: Oct 26 8:59 pm Expired: Oct 27 5:00 am Duration: 8 hrs   01 min  
  Areas affected: San Francisco; North Bay Interior Valleys; San Francisco Bay Shoreline; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Effective: Oct 27 5:41 am Expired: Oct 27 3:00 pm Duration: 9 hrs   19 mins  
Los Angeles County
FLS.gif   COASTAL FLOOD ADVISORY   (4 updates)
  Areas affected: San Francisco; North Bay Interior Valleys; San Francisco Bay Shoreline; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Effective: Oct 26 8:59 pm Expired: Oct 27 5:00 am Duration: 8 hrs   01 min  
  Areas affected: Coastal North Bay Including Point Reyes National Seashore; San Francisco Peninsula Coast
Effective: Oct 26 8:59 pm Expired: Oct 27 5:00 am Duration: 8 hrs   01 min  
  Areas affected: San Francisco; North Bay Interior Valleys; San Francisco Bay Shoreline; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Effective: Oct 27 5:41 am Expired: Oct 27 3:00 pm Duration: 9 hrs   19 mins  
  Areas affected: Coastal North Bay Including Point Reyes National Seashore; San Francisco Peninsula Coast
Effective: Oct 27 5:41 am Expired: Oct 27 3:00 pm Duration: 9 hrs   19 mins  
Marin County
FLS.gif   COASTAL FLOOD ADVISORY   (4 updates)
  Areas affected: San Francisco; North Bay Interior Valleys; San Francisco Bay Shoreline; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Effective: Oct 26 8:59 pm Expired: Oct 27 5:00 am Duration: 8 hrs   01 min  
  Areas affected: Coastal North Bay Including Point Reyes National Seashore; San Francisco Peninsula Coast
Effective: Oct 26 8:59 pm Expired: Oct 27 5:00 am Duration: 8 hrs   01 min  
  Areas affected: San Francisco; North Bay Interior Valleys; San Francisco Bay Shoreline; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Effective: Oct 27 5:41 am Expired: Oct 27 3:00 pm Duration: 9 hrs   19 mins  
  Areas affected: Coastal North Bay Including Point Reyes National Seashore; San Francisco Peninsula Coast
Effective: Oct 27 5:41 am Expired: Oct 27 3:00 pm Duration: 9 hrs   19 mins  
Monterey County
FLS.gif   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: Oct 26 8:59 pm Expired: Oct 27 5:00 am Duration: 8 hrs   01 min  
  Areas affected: San Francisco; North Bay Interior Valleys; San Francisco Bay Shoreline; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Effective: Oct 27 5:41 am Expired: Oct 27 3:00 pm Duration: 9 hrs   19 mins  
Napa County
FLS.gif   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: Oct 26 8:59 pm Expired: Oct 27 5:00 am Duration: 8 hrs   01 min  
  Areas affected: San Francisco; North Bay Interior Valleys; San Francisco Bay Shoreline; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Effective: Oct 27 5:41 am Expired: Oct 27 3:00 pm Duration: 9 hrs   19 mins  
San Francisco County
FLS.gif   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: Oct 26 8:59 pm Expired: Oct 27 5:00 am Duration: 8 hrs   01 min  
  Areas affected: San Francisco; North Bay Interior Valleys; San Francisco Bay Shoreline; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Effective: Oct 27 5:41 am Expired: Oct 27 3:00 pm Duration: 9 hrs   19 mins  
San Mateo County
FLS.gif   COASTAL FLOOD ADVISORY   (4 updates)
  Areas affected: San Francisco; North Bay Interior Valleys; San Francisco Bay Shoreline; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Effective: Oct 26 8:59 pm Expired: Oct 27 5:00 am Duration: 8 hrs   01 min  
  Areas affected: Coastal North Bay Including Point Reyes National Seashore; San Francisco Peninsula Coast
Effective: Oct 26 8:59 pm Expired: Oct 27 5:00 am Duration: 8 hrs   01 min  
  Areas affected: San Francisco; North Bay Interior Valleys; San Francisco Bay Shoreline; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Effective: Oct 27 5:41 am Expired: Oct 27 3:00 pm Duration: 9 hrs   19 mins  
  Areas affected: Coastal North Bay Including Point Reyes National Seashore; San Francisco Peninsula Coast
Effective: Oct 27 5:41 am Expired: Oct 27 3:00 pm Duration: 9 hrs   19 mins  
Santa Clara County
FLS.gif   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: Oct 26 8:59 pm Expired: Oct 27 5:00 am Duration: 8 hrs   01 min  
  Areas affected: San Francisco; North Bay Interior Valleys; San Francisco Bay Shoreline; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Effective: Oct 27 5:41 am Expired: Oct 27 3:00 pm Duration: 9 hrs   19 mins  
Santa Cruz County
FLS.gif   COASTAL FLOOD ADVISORY   (4 updates)
  Areas affected: San Francisco; North Bay Interior Valleys; San Francisco Bay Shoreline; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Effective: Oct 26 8:59 pm Expired: Oct 27 5:00 am Duration: 8 hrs   01 min  
  Areas affected: Coastal North Bay Including Point Reyes National Seashore; San Francisco Peninsula Coast
Effective: Oct 26 8:59 pm Expired: Oct 27 5:00 am Duration: 8 hrs   01 min  
  Areas affected: San Francisco; North Bay Interior Valleys; San Francisco Bay Shoreline; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Effective: Oct 27 5:41 am Expired: Oct 27 3:00 pm Duration: 9 hrs   19 mins  
  Areas affected: Coastal North Bay Including Point Reyes National Seashore; San Francisco Peninsula Coast
Effective: Oct 27 5:41 am Expired: Oct 27 3:00 pm Duration: 9 hrs   19 mins  
Sonoma County
FLS.gif   COASTAL FLOOD ADVISORY   (4 updates)
  Areas affected: San Francisco; North Bay Interior Valleys; San Francisco Bay Shoreline; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Effective: Oct 26 8:59 pm Expired: Oct 27 5:00 am Duration: 8 hrs   01 min  
  Areas affected: Coastal North Bay Including Point Reyes National Seashore; San Francisco Peninsula Coast
Effective: Oct 26 8:59 pm Expired: Oct 27 5:00 am Duration: 8 hrs   01 min  
  Areas affected: San Francisco; North Bay Interior Valleys; San Francisco Bay Shoreline; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Effective: Oct 27 5:41 am Expired: Oct 27 3:00 pm Duration: 9 hrs   19 mins  
  Areas affected: Coastal North Bay Including Point Reyes National Seashore; San Francisco Peninsula Coast
Effective: Oct 27 5:41 am Expired: Oct 27 3:00 pm Duration: 9 hrs   19 mins  
Humboldt County   2 alerts
FLS.gif   COASTAL FLOOD ADVISORY   (2 updates)
  Areas affected: Northern Coastal Humboldt
Effective: Oct 26 3:27 pm Expired: Oct 26 11:30 pm Duration: 8 hrs   03 mins  
  Areas affected: Northern Coastal Humboldt
Effective: Oct 27 7:17 am Expired: Oct 27 3:00 pm Duration: 7 hrs   43 mins  
FRY.gif   FROST ADVISORY  
  Areas affected: Northeastern Interior Humboldt; Southeastern Interior Humboldt; Southeastern Interior Mendocino; Western Lake
Effective: Oct 27 12:13 pm Expired: Oct 28 9:00 am Duration: 20 hrs   47 mins  
Lake County   2 alerts
FRY.gif   FROST ADVISORY   (2 updates)
  Areas affected: Northern Lake; Western Lake; Eastern Lake
Effective: Oct 26 9:51 pm Expired: Oct 27 6:00 am Duration: 8 hrs   09 mins  
  Areas affected: Northeastern Interior Humboldt; Southeastern Interior Humboldt; Southeastern Interior Mendocino; Western Lake
Effective: Oct 27 12:13 pm Expired: Oct 28 9:00 am Duration: 20 hrs   47 mins  
FZW.gif   FREEZE WARNING  
  Areas affected: Northwestern Interior Mendocino; Northeastern Interior Mendocino; Northern Lake
Effective: Oct 27 12:13 pm Expired: Oct 28 9:00 am Duration: 20 hrs   47 mins  
Northern Lake County   2 alerts
FRY.gif   FROST ADVISORY  
  Areas affected: Northern Lake; Western Lake; Eastern Lake
Effective: Oct 26 9:51 pm Expired: Oct 27 6:00 am Duration: 8 hrs   09 mins  
FZW.gif   FREEZE WARNING  
  Areas affected: Northwestern Interior Mendocino; Northeastern Interior Mendocino; Northern Lake
Effective: Oct 27 12:13 pm Expired: Oct 28 9:00 am Duration: 20 hrs   47 mins  
Orange County
CFW.gif   COASTAL FLOOD WARNING   (3 updates)
  Areas affected: San Diego County Coastal Areas; Orange County Coastal
Effective: Oct 26 9:52 pm Expired: Oct 27 6:15 am Duration: 8 hrs   23 mins  
  Areas affected: San Diego County Coastal Areas; Orange County Coastal
Effective: Oct 27 2:02 am Expired: Oct 27 2:30 pm Duration: 12 hrs   28 mins  
  Areas affected: San Diego County Coastal Areas; Orange County Coastal
Effective: Oct 27 12:53 pm Expired: Oct 27 9:00 pm Duration: 8 hrs   07 mins  
San Diego County
CFW.gif   COASTAL FLOOD WARNING   (3 updates)
  Areas affected: San Diego County Coastal Areas; Orange County Coastal
Effective: Oct 26 9:52 pm Expired: Oct 27 6:15 am Duration: 8 hrs   23 mins  
  Areas affected: San Diego County Coastal Areas; Orange County Coastal
Effective: Oct 27 2:02 am Expired: Oct 27 2:30 pm Duration: 12 hrs   28 mins  
  Areas affected: San Diego County Coastal Areas; Orange County Coastal
Effective: Oct 27 12:53 pm Expired: Oct 27 9:00 pm Duration: 8 hrs   07 mins  
San Luis Obispo County
FLS.gif   COASTAL FLOOD ADVISORY   (2 updates)
  Areas affected: San Luis Obispo County Beaches; Santa Barbara County Central Coast Beaches; Santa Barbara County Southwestern Coast; Santa Barbara County Southeastern Coast; Ventura County Beaches; Malibu Coast; Los Angeles County Beaches
Effective: Oct 26 8:40 pm Expired: Oct 27 3:00 pm Duration: 18 hrs   20 mins  
  Areas affected: San Luis Obispo County Beaches; Santa Barbara County Central Coast Beaches; Santa Barbara County Southwestern Coast; Santa Barbara County Southeastern Coast; Ventura County Beaches; Malibu Coast; Los Angeles County Beaches
Effective: Oct 27 6:54 am Expired: Oct 29 1:00 pm Duration: 2 days   6 hrs   06 mins  
Santa Barbara County
FLS.gif   COASTAL FLOOD ADVISORY   (2 updates)
  Areas affected: San Luis Obispo County Beaches; Santa Barbara County Central Coast Beaches; Santa Barbara County Southwestern Coast; Santa Barbara County Southeastern Coast; Ventura County Beaches; Malibu Coast; Los Angeles County Beaches
Effective: Oct 26 8:40 pm Expired: Oct 27 3:00 pm Duration: 18 hrs   20 mins  
  Areas affected: San Luis Obispo County Beaches; Santa Barbara County Central Coast Beaches; Santa Barbara County Southwestern Coast; Santa Barbara County Southeastern Coast; Ventura County Beaches; Malibu Coast; Los Angeles County Beaches
Effective: Oct 27 6:54 am Expired: Oct 29 1:00 pm Duration: 2 days   6 hrs   06 mins  
Ventura County
FLS.gif   COASTAL FLOOD ADVISORY   (2 updates)
  Areas affected: San Luis Obispo County Beaches; Santa Barbara County Central Coast Beaches; Santa Barbara County Southwestern Coast; Santa Barbara County Southeastern Coast; Ventura County Beaches; Malibu Coast; Los Angeles County Beaches
Effective: Oct 26 8:40 pm Expired: Oct 27 3:00 pm Duration: 18 hrs   20 mins  
  Areas affected: San Luis Obispo County Beaches; Santa Barbara County Central Coast Beaches; Santa Barbara County Southwestern Coast; Santa Barbara County Southeastern Coast; Ventura County Beaches; Malibu Coast; Los Angeles County Beaches
Effective: Oct 27 6:54 am Expired: Oct 29 1:00 pm Duration: 2 days   6 hrs   06 mins  
Mendocino County   2 alerts
FRY.gif   FROST ADVISORY  
  Areas affected: Northeastern Interior Humboldt; Southeastern Interior Humboldt; Southeastern Interior Mendocino; Western Lake
Effective: Oct 27 12:13 pm Expired: Oct 28 9:00 am Duration: 20 hrs   47 mins  
FZW.gif   FREEZE WARNING  
  Areas affected: Northwestern Interior Mendocino; Northeastern Interior Mendocino; Northern Lake
Effective: Oct 27 12:13 pm Expired: Oct 28 9:00 am Duration: 20 hrs   47 mins  


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