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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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| Mendocino County | ||
| Effective: Mon, 11/3 9:50pm | Severity: Moderate | |
| Updated: November 4, 2025 2:16 am | Urgency: Expected | |
| Expires: Tue, 11/4 8:00am | Certainty: Likely | |
| Areas Affected: Northeastern Mendocino Interior - Southwestern Mendocino Interior - Southeastern Mendocino Interior - Northern Lake County - Southern Lake County | ||
Alert 
Details:
* WHAT...South winds 25 to 35 mph with gusts up to 60 mph expected. * WHERE...Lake County, Southern Mendocino Interior, and Northeastern Mendocino Interior. * WHEN...From 7 PM Tuesday to noon PST Wednesday. * IMPACTS...Wind gusts will be particularly strong along windward ridges and exposed coastal headlands. Information: Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution.  | 
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| Mendocino County | ||
| Effective: Mon, 11/3 9:50pm | Severity: Moderate | |
| Updated: November 4, 2025 2:16 am | Urgency: Expected | |
| Expires: Tue, 11/4 8:00am | Certainty: Likely | |
| Areas Affected: Northwestern Mendocino Interior | ||
Alert 
Details:
* WHAT...South winds 25 to 35 mph with gusts up to 55 mph expected. * WHERE...Northwestern Mendocino Interior. The highest winds will be over the higher terrain. * WHEN...From 3 PM Tuesday to 3 PM PST Wednesday. * IMPACTS...Wind gusts will be particularly strong along windward ridges and exposed coastal headlands. Information: Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution.  | 
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| Mendocino County | ||
| Effective: Mon, 11/3 9:50pm | Severity: Moderate | |
| Updated: November 4, 2025 2:16 am | Urgency: Expected | |
| Expires: Tue, 11/4 8:00am | Certainty: Likely | |
| Areas Affected: Mendocino Coast | ||
Alert 
Details:
* WHAT...South winds 20 to 30 mph with gusts up to 50 mph expected. * WHERE...Mendocino Coast. * WHEN...From 7 PM Tuesday to 9 AM PST Wednesday. * IMPACTS...Wind gusts will be particularly strong along windward ridges and exposed coastal headlands. There is an increased risk of tree branches and other debris on roadways. Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. Information: Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. Secure outdoor objects.  | 
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| Mendocino County | ||
| Effective: Mon, 11/3 11:23am | Severity: Severe | |
| Updated: November 4, 2025 2:16 am | Urgency: Past | |
| Expires: Mon, 11/3 11:38am | Certainty: Observed | |
| Areas Affected: Northwestern Mendocino Interior | ||
Alert 
Details:
The High Wind Watch has been replaced. Please see the latest information from NWS Eureka CA on this developing situation. Information: Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution.  | 
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| Mendocino County | ||
| Effective: Mon, 11/3 10:12pm | Severity: Severe | |
| Updated: November 4, 2025 2:16 am | Urgency: Future | |
| Expires: Tue, 11/4 6:15am | Certainty: Possible | |
| Areas Affected: Southwestern Humboldt - Southern Humboldt Interior - Mendocino Coast - Northwestern Mendocino Interior | ||
Alert 
Details:
* WHAT...A strong Atmospheric River weather system will bring persistent moderate to heavy rainfall * WHERE...A portion of northwest California, including the following areas, Mendocino Coast, Northwestern Mendocino Interior, Southern Humboldt Interior and Southwestern Humboldt. * WHEN...From 3 AM PST Tuesday through Wednesday morning. * IMPACTS...There will be an increased risk of rock and land slides along roadways. Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Creeks and streams may rise out of their banks. Flooding may occur in poor drainage and urban areas. * ADDITIONAL DETAILS... - A strong Atmospheric River weather system will bring persistent moderate to heavy rainfall - http://www.weather.gov/safety/flood Information: You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop.  | 
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| Mendocino County | ||
| Effective: Mon, 11/3 10:12pm | Severity: Severe | |
| Updated: November 4, 2025 2:16 am | Urgency: Future | |
| Expires: Tue, 11/4 6:15am | Certainty: Possible | |
| Areas Affected: Southern Trinity - Northeastern Mendocino Interior - Southwestern Mendocino Interior - Southeastern Mendocino Interior - Northern Lake County - Southern Lake County | ||
Alert 
Details:
* WHAT...A strong Atmospheric River weather system will bring persistent moderate to heavy rainfall * WHERE...A portion of northwest California, including the following areas, Northeastern Mendocino Interior, Northern Lake, Southeastern Mendocino Interior, Southern Lake, Southern Trinity and Southwestern Mendocino Interior. * WHEN...From late Tuesday night through Wednesday morning. * IMPACTS...There will be an increased risk of rock and land slides along roadways. Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Creeks and streams may rise out of their banks. Flooding may occur in poor drainage and urban areas. * ADDITIONAL DETAILS... - A strong Atmospheric River weather system will bring persistent moderate to heavy rainfall - http://www.weather.gov/safety/flood Information: You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop.  | 
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