California County Alert Archives from the National Weather Service

Alert Archives for All California Counties

If there's no Alerts for the day, there's no log file

Select a date: 19 total alerts issued on this day Updates Every 15 Minutes
Alert Summary \| Alert RSS Feed \| Alert Archives \| Icon key Last Update:July 17, 2026 - 7:00 am PDT

Modoc County

RED FLAG WARNING (3 updates)
Areas affected: Modoc County Except for the Surprise Valley; Klamath Basin and the Fremont-Winema National Forest
Effective: Jul 16 11:09 pm	Expired: Jul 17 2:00 pm	Duration: 14 hrs 51 mins
Areas affected: Modoc County Except for the Surprise Valley; Klamath Basin and the Fremont-Winema National Forest
Effective: Jul 17 1:44 am	Expired: Jul 17 5:00 pm	Duration: 15 hrs 16 mins
Areas affected: Central Siskiyou County Including Shasta Valley; Siskiyou County from the Cascade Mountains East and South to Mt Shasta; Modoc County Except for the Surprise Valley; Klamath Basin and the Fremont-Winema National Forest
Effective: Jul 17 2:01 pm	Expired: Jul 17 8:00 pm	Duration: 5 hrs 59 mins

Siskiyou County

RED FLAG WARNING (2 updates)
The National Weather Service in Medford has issued a Red Flag
Areas affected: Central Siskiyou County Including Shasta Valley; Siskiyou County from the Cascade Mountains East and South to Mt Shasta
Effective: Jul 17 1:44 am	Expired: Jul 17 5:00 pm	Duration: 15 hrs 16 mins
Areas affected: Central Siskiyou County Including Shasta Valley; Siskiyou County from the Cascade Mountains East and South to Mt Shasta; Modoc County Except for the Surprise Valley; Klamath Basin and the Fremont-Winema National Forest
Effective: Jul 17 2:01 pm	Expired: Jul 17 8:00 pm	Duration: 5 hrs 59 mins

Orange County

HIGH SURF ADVISORY
Areas affected: San Diego County Coastal Areas; Orange County Coastal
Effective: Jul 17 12:05 pm	Expired: Jul 19 7:15 pm	Duration: 2 days 7 hrs 10 mins

San Diego County

HIGH SURF ADVISORY
Areas affected: San Diego County Coastal Areas; Orange County Coastal
Effective: Jul 17 12:05 pm	Expired: Jul 19 7:15 pm	Duration: 2 days 7 hrs 10 mins

San Luis Obispo County

BEACH HAZARDS STATEMENT
Areas affected: San Luis Obispo County Beaches; Santa Barbara County Central Coast Beaches
Effective: Jul 17 12:53 pm	Expired: Jul 18 3:00 am	Duration: 14 hrs 07 mins

Santa Barbara County

BEACH HAZARDS STATEMENT
Areas affected: San Luis Obispo County Beaches; Santa Barbara County Central Coast Beaches
Effective: Jul 17 12:53 pm	Expired: Jul 18 3:00 am	Duration: 14 hrs 07 mins

Ventura County

HIGH SURF ADVISORY
Areas affected: Ventura County Beaches; Malibu Coast; Los Angeles County Beaches
Effective: Jul 17 12:53 pm	Expired: Jul 18 3:00 am	Duration: 14 hrs 07 mins

San Bernardino County

FLOOD ADVISORY (8 updates)
Areas affected: San Bernardino, CA
Effective: Jul 17 1:13 pm	Expired: Jul 17 4:15 pm	Duration: 3 hrs 02 mins
Areas affected: San Bernardino, CA
Effective: Jul 17 2:20 pm	Expired: Jul 17 4:15 pm	Duration: 1 hr 55 mins
Areas affected: San Bernardino, CA
Effective: Jul 17 3:27 pm	Expired: Jul 17 6:30 pm	Duration: 3 hrs 03 mins
Areas affected: San Bernardino, CA
Effective: Jul 17 4:19 pm	Expired: Jul 17 7:15 pm	Duration: 2 hrs 56 mins
Areas affected: San Bernardino, CA
Effective: Jul 17 4:30 pm	Expired: Jul 17 6:30 pm	Duration: 2 hrs 00 mins
Areas affected: La Paz, AZ; San Bernardino, CA
Effective: Jul 17 4:50 pm	Expired: Jul 17 7:45 pm	Duration: 2 hrs 55 mins
Areas affected: San Bernardino, CA; Clark, NV
Effective: Jul 17 5:13 pm	Expired: Jul 17 8:15 pm	Duration: 3 hrs 02 mins
Areas affected: San Bernardino, CA
Effective: Jul 17 5:15 pm	Expired: Jul 17 7:15 pm	Duration: 2 hrs 00 mins

Contra Costa County

LOCAL AREA EMERGENCY
Areas affected: Location
Effective: Jul 17 4:43 pm	Expired: Jul 17 8:43 pm	Duration: 4 hrs 00 mins

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