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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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 FREEZE WARNING |
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| Humboldt County | ||
| Effective: Thu, 4/16 8:38am | Severity: Moderate | |
| Updated: April 16, 2026 9:31 am | Urgency: Expected | |
| Expires: Thu, 4/16 4:45pm | Certainty: Likely | |
| Areas Affected: Del Norte Interior - Northern Humboldt Interior - Southern Humboldt Interior - Northern Trinity - Southern Trinity - Northwestern Mendocino Interior - Northeastern Mendocino Interior - Northern Lake County - Southern Lake County | ||
Alert
Details:
* WHAT...Sub-freezing temperatures as low as 26 expected. * WHERE...Trinity County, Lake County, Humboldt Interior, Northern Mendocino Interior, and Del Norte Interior. * WHEN...From midnight tonight to 9 AM PDT Friday. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. Information: Take steps now to protect tender plants from the cold. |
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 FROST ADVISORY |
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| Humboldt County | ||
| Effective: Thu, 4/16 8:38am | Severity: Minor | |
| Updated: April 16, 2026 9:31 am | Urgency: Expected | |
| Expires: Thu, 4/16 4:45pm | Certainty: Likely | |
| Areas Affected: Coastal Del Norte - Northern Humboldt Coast - Southwestern Humboldt - Mendocino Coast - Southwestern Mendocino Interior | ||
Alert
Details:
* WHAT...Temperatures 33 will result in frost formation. * WHERE...Del Norte, Humboldt, and Mendocino Coast, and Southwestern Mendocino Interior. * WHEN...From midnight tonight to 9 AM PDT Friday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. Information: Take steps now to protect tender plants from the cold. |
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