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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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| Lassen County | ||
| Effective: Thu, 9/24 10:28am | Severity: Severe | |
| Updated: September 25, 2026 6:45 am | Urgency: Expected | |
| Expires: Fri, 9/25 10:30am | Certainty: Likely | |
| Areas Affected: Northern Sierra Front - Carson City/Douglas/Storey/Southern Washoe/Eastern Lyon/Far Southern Lassen Counties - Southern Sierra Front - Alpine/Northern Mono/Southern Lyon/Western Mineral Counties | ||
Alert
Details:
The National Weather Service in Reno has issued a Red Flag Warning for gusty winds and low humidity, which is in effect from noon to 10 PM PDT Friday. The Fire Weather Watch is no longer in effect. * CHANGES...Fire Weather Watch upgraded to a Red Flag Warning. * Affected Area...Fire Weather Zone 420 Northern Sierra Front including Carson City, Douglas, Storey, Southern Washoe, Western Lyon, and Far Southern Lassen Counties, Fire Weather Zone 421 Southern Sierra Front including Alpine, Northern Mono, Southern Lyon, and Western Mineral Counties. * Winds...Southwest to west winds 20 to 30 mph with gusts up to 45 mph. * Humidity...As low as 17 percent in the afternoon. * Duration...4 to 7 hours. * Impacts...The combination of gusty winds and low humidity can cause fire to rapidly grow in size and intensity before first responders can contain them. Information: Avoid outdoor activities that can cause a spark near dry vegetation, such as yard work, target shooting, or campfires. Follow local fire restrictions. Check weather.gov/reno for updates and livingwithfire.info for preparedness tips. |
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| Lassen County | ||
| Effective: Thu, 9/24 12:09pm | Severity: Moderate | |
| Updated: September 25, 2026 6:45 am | Urgency: Expected | |
| Expires: Fri, 9/25 5:00pm | Certainty: Likely | |
| Areas Affected: Lassen-Eastern Plumas-Eastern Sierra Counties - Greater Lake Tahoe Area - Greater Lake Tahoe Area | ||
Alert
Details:
* WHAT...Southwest winds 10 to 20 mph with gusts up to 35 mph. Waves 1 to 3 feet on Lake Tahoe. * WHERE...Greater Lake Tahoe Area, and Lassen-Eastern Plumas-Eastern Sierra Counties. * WHEN...From 8 AM to 8 PM PDT Friday. * IMPACTS...Strong winds and rough waves on area lakes will create hazardous conditions for small craft. Information: Check lake conditions before heading out and be prepared for a sudden increase in winds and wave heights. Consider postponing boating activities on the lake until a day with less wind. |
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