Lake County weather alerts
There are no active weather alerts for Lake County, CA right now.
Since 2016 the National Weather Service has issued about 808 alerts that included Lake County, roughly 81 a year. The most common is the frost advisory (145 from 2016 to 2025). No tornado warnings were recorded here in that period.
Updated from the National Weather Service · lists refresh hourly; the live map loads current alerts directly from the NWS
No warnings, watches or advisories include Lake County at the moment. This page updates automatically when the National Weather Service issues one. Check neighboring Colusa County, Mendocino County, Sonoma County, Napa County.
Lake County alert history
Alert events that included Lake County or its forecast zones, from the NWS warning archive.
| Alert type | 2016–2025 | 2026 | Last issued |
|---|---|---|---|
| Frost Advisory | 145 | 25 | November 6, 2026 |
| Wind Advisory | 95 | 1 | November 13, 2026 |
| Freeze Warning | 85 | 9 | October 29, 2026 |
| Red Flag Warning | 63 | 4 | October 16, 2026 |
| Flood Advisory | 52 | 3 | February 25, 2026 |
| Flood Watch | 51 | 1 | February 24, 2026 |
| Winter Weather Advisory | 48 | 1 | February 17, 2026 |
| Fire Weather Watch | 45 | 2 | October 16, 2026 |
| Heat Advisory | 45 | 5 | October 3, 2026 |
| Freeze Watch | 35 | 1 | October 24, 2026 |
| Winter Storm Watch | 29 | 1 | February 15, 2026 |
| Winter Storm Warning | 25 | 1 | February 15, 2026 |
| Extreme Heat Watch | 18 | 0 | July 2, 2024 |
| Extreme Heat Warning | 18 | 0 | October 1, 2024 |
| Cold Weather Advisory | 16 | 7 | February 20, 2026 |
| Flood Warning | 15 | 0 | December 21, 2025 |
| High Wind Watch | 9 | 0 | December 25, 2025 |
| High Wind Warning | 8 | 0 | December 24, 2025 |
| Flash Flood Warning | 3 | 0 | May 30, 2019 |
| Severe Thunderstorm Warning | 2 | 0 | August 10, 2017 |
| Dense Fog Advisory | 1 | 0 | December 25, 2022 |
Tornado history
No tornadoes are recorded in Lake County in the NOAA Storm Prediction Center database since 1950.
About Lake County
- Population: 67,764 (2024 estimate)
- State: California
- NOAA Weather Radio SAME code: 006033 (how to use it)