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NOAA's National Weather Service
Each location shows all alerts on one page
WARNINGS - WATCHES - ADVISORIES - STATEMENTS
Updates every 15 Minutes
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Modoc County: Red Flag Warning - Expires: Sunday 8/24/2025 6:15 am |
Siskiyou County: Red Flag Warning - Expires: Sunday 8/24/2025 6:15 am Extreme Heat Warning - Expires: Sunday 8/24/2025 5:00 am |
Fresno County: Extreme Heat Warning - Expires: Sunday 8/24/2025 12:00 am Extreme Heat Warning - Expires: Sunday 8/24/2025 12:00 am Heat Advisory - Expires: Sunday 8/24/2025 12:00 am Heat Advisory - Expires: Sunday 8/24/2025 12:00 am |
| Imperial County: Extreme Heat Warning - Expires: Sunday 8/24/2025 4:00 am |
| Inyo County: Extreme Heat Warning - Expires: Saturday 8/23/2025 11:45 pm |
| Kern County: Extreme Heat Warning - Expires: Sunday 8/24/2025 12:00 am Extreme Heat Warning - Expires: Sunday 8/24/2025 12:00 am Heat Advisory - Expires: Sunday 8/24/2025 12:00 am |
| Kings County: Extreme Heat Warning - Expires: Sunday 8/24/2025 12:00 am Heat Advisory - Expires: Sunday 8/24/2025 12:00 am |
| Madera County: Extreme Heat Warning - Expires: Sunday 8/24/2025 12:00 am Heat Advisory - Expires: Sunday 8/24/2025 12:00 am |
| Mariposa County: Extreme Heat Warning - Expires: Sunday 8/24/2025 12:00 am Heat Advisory - Expires: Sunday 8/24/2025 12:00 am |
| Merced County: Extreme Heat Warning - Expires: Sunday 8/24/2025 12:00 am Heat Advisory - Expires: Sunday 8/24/2025 12:00 am |
| Riverside County: Extreme Heat Warning - Expires: Sunday 8/24/2025 4:00 am |
| San Bernardino County: Extreme Heat Warning - Expires: Sunday 8/24/2025 4:00 am Extreme Heat Warning - Expires: Saturday 8/23/2025 11:45 pm |
| San Luis Obispo County: Extreme Heat Warning - Expires: Sunday 8/24/2025 8:15 am |
| Santa Barbara County: Extreme Heat Warning - Expires: Sunday 8/24/2025 8:15 am Extreme Heat Warning - Expires: Sunday 8/24/2025 8:15 am |
| Tulare County: Extreme Heat Warning - Expires: Sunday 8/24/2025 12:00 am Heat Advisory - Expires: Sunday 8/24/2025 12:00 am |
| Ventura County: Extreme Heat Warning - Expires: Sunday 8/24/2025 8:15 am Extreme Heat Warning - Expires: Sunday 8/24/2025 8:15 am Heat Advisory - Expires: Sunday 8/24/2025 8:15 am |
| Amador County: Heat Advisory - Expires: Saturday 8/23/2025 11:00 pm |
| Butte County: Heat Advisory - Expires: Saturday 8/23/2025 11:00 pm |
| Calaveras County: Heat Advisory - Expires: Saturday 8/23/2025 11:00 pm |
| Colusa County: Heat Advisory - Expires: Saturday 8/23/2025 11:00 pm |
| El Dorado County: Heat Advisory - Expires: Saturday 8/23/2025 11:00 pm |
| Glenn County: Heat Advisory - Expires: Saturday 8/23/2025 11:00 pm |
| Humboldt County: Heat Advisory - Expires: Saturday 8/23/2025 11:00 pm |
| Lake County: Heat Advisory - Expires: Saturday 8/23/2025 11:00 pm |
| Lassen County: Heat Advisory - Expires: Sunday 8/24/2025 9:00 am |
| Mendocino County: Heat Advisory - Expires: Saturday 8/23/2025 11:00 pm Heat Advisory - Expires: Saturday 8/23/2025 11:00 pm |
| Nevada County: Heat Advisory - Expires: Saturday 8/23/2025 11:00 pm |
| Northern Lake County: Heat Advisory - Expires: Saturday 8/23/2025 11:00 pm |
| Placer County: Heat Advisory - Expires: Saturday 8/23/2025 11:00 pm |
| Plumas County: Heat Advisory - Expires: Sunday 8/24/2025 9:00 am |
| Sacramento County: Heat Advisory - Expires: Saturday 8/23/2025 11:00 pm |
| San Joaquin County: Heat Advisory - Expires: Saturday 8/23/2025 11:00 pm |
| Shasta County: Heat Advisory - Expires: Saturday 8/23/2025 11:00 pm |
| Sierra County: Heat Advisory - Expires: Sunday 8/24/2025 9:00 am |
| Solano County: Heat Advisory - Expires: Saturday 8/23/2025 11:00 pm |
| Southern Lake County: Heat Advisory - Expires: Saturday 8/23/2025 11:00 pm |
| Stanislaus County: Heat Advisory - Expires: Saturday 8/23/2025 11:00 pm |
| Sutter County: Heat Advisory - Expires: Saturday 8/23/2025 11:00 pm |
| Tehama County: Heat Advisory - Expires: Saturday 8/23/2025 11:00 pm |
| Trinity County: Heat Advisory - Expires: Saturday 8/23/2025 11:00 pm |
| Tuolumne County: Heat Advisory - Expires: Saturday 8/23/2025 11:00 pm |
| Yolo County: Heat Advisory - Expires: Saturday 8/23/2025 11:00 pm |
| Yuba County: Heat Advisory - Expires: Saturday 8/23/2025 11:00 pm |
Alameda County: No alerts
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| Alpine County: No alerts
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| Contra Costa County: No alerts
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| Del Norte County: No alerts
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| Los Angeles County: No alerts
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| Marin County: No alerts
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| Mono County: No alerts
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| Monterey County: No alerts
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| N.E. Foothills Sac Valley: No alerts
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| Napa County: No alerts
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| Northern Sierra Foothills: No alerts
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| Northern Sierra Nevada: No alerts
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| Orange County: No alerts
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| San Benito County: No alerts
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| San Diego County: No alerts
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| San Francisco County: No alerts
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| San Mateo County: No alerts
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| Santa Clara County: No alerts
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| Santa Cruz County: No alerts
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| Sonoma County: No alerts
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| Tahoe-Eldorado Nat. Forrest: No alerts
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| The Motherlode: No alerts
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| W. Slope N. Sierra: No alerts
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