Alert archive / California / Sierra County
Weather alerts in Sierra County, California, 2026
46 weather alerts in 2026, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Sierra County and its neighbors
Each county as a circle sized by its count in 2026. Tap one for its archive.
- Alerts
- 46
- Warnings
- 9
- Watches
- 9
- Advisories
- 20
- Busiest month
- June11 alerts
- Busiest day
- June 19, 20268 alerts
Over time
By month
The alerts
Every alert, in the order issued. Times are local, Pacific Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Dec 31, 7:48 PM PST | Flood Watch | REV | 68 hr |
| Jan 2, 12:48 PM PST | Winter Weather Advisory | REV | 3 days |
| Feb 7, 11:07 AM PST | Winter Weather Advisory | REV | 4 days |
| Feb 13, 11:02 AM PST | Winter Storm Watch | REV | 25 hr |
| Feb 14, 11:51 AM PST | Winter Storm Warning | REV | 4 days |
| Feb 17, 1:43 PM PST | Winter Weather Advisory | REV | 56 hr |
| Mar 30, 1:15 PM PDT | High Wind Watch | REV | 21 hr |
| Mar 31, 10:35 AM PDT | High Wind Warning | REV | 48 hr |
| Apr 8, 1:27 PM PDT | Winter Storm Watch | REV | 43 hr |
| Apr 10, 7:50 AM PDT | Severe Thunderstorm Warning | STO | 40 min |
| Apr 10, 8:21 AM PDT | Winter Weather Advisory | REV | 63 hr |
| Apr 15, 12:06 AM PDT | Freeze Watch | REV | 25 hr |
| Apr 16, 1:28 AM PDT | Freeze Warning | REV | 31 hr |
| Apr 19, 9:11 AM PDT | Winter Storm Watch | STO | 24 hr |
| Apr 19, 12:07 PM PDT | Lake Wind Advisory | REV | 34 hr |
| Apr 20, 8:56 AM PDT | Winter Storm Warning | STO | 51 hr |
| May 3, 2:34 PM PDT | Severe Thunderstorm Warning | STO | 41 min |
| May 4, 3:57 PM PDT | Special Weather Statement | REV | 33 min |
| May 11, 12:51 PM PDT | Lake Wind Advisory | REV | 31 hr |
| May 15, 10:12 AM PDT | Lake Wind Advisory | REV | 67 hr |
| May 24, 2:25 PM PDT | Lake Wind Advisory | REV | 63 hr |
| Jun 7, 9:22 AM PDT | Lake Wind Advisory | REV | 38 hr |
| Jun 13, 4:47 PM PDT | Special Weather Statement | REV | 58 min |
| Jun 18, 8:33 PM PDT | Special Weather Statement | STO | 27 min |
| Jun 18, 8:36 PM PDT | Special Weather Statement | REV | 24 min |
| Jun 18, 9:01 PM PDT | Special Weather Statement | REV | 29 min |
| Jun 18, 9:02 PM PDT | Special Weather Statement | STO | 28 min |
| Jun 18, 9:30 PM PDT | Special Weather Statement | REV | 30 min |
| Jun 18, 10:00 PM PDT | Special Weather Statement | REV | 30 min |
| Jun 19, 3:07 PM PDT | Severe Thunderstorm Warning | REV | 23 min |
| Jun 19, 3:31 PM PDT | Severe Thunderstorm Warning | REV | 44 min |
| Jun 24, 11:45 AM PDT | Lake Wind Advisory | REV | 3 days |
| Jul 13, 7:44 PM PDT | Areal Flood Advisory | REV | 2 hr |
| Aug 3, 12:01 AM PDT | Heat Advisory | REV | 7 days |
| Aug 3, 12:01 AM PDT | Extreme Heat Watch | REV | 35 hr |
| Aug 6, 9:46 AM PDT | Heat Advisory | STO | 4 days |
| Aug 11, 9:57 AM PDT | Fire Weather Watch | STO | 25 hr |
| Aug 11, 10:19 AM PDT | Fire Weather Watch | REV | 41 hr |
| Aug 21, 11:22 AM PDT | Lake Wind Advisory | REV | 36 hr |
| Aug 31, 1:21 PM PDT | Lake Wind Advisory | REV | 3 days |
| Sep 4, 2:02 AM PDT | Lake Wind Advisory | REV | 19 hr |
| Sep 5, 1:59 PM PDT | Lake Wind Advisory | REV | 33 hr |
| Sep 10, 11:49 AM PDT | Lake Wind Advisory | REV | 32 hr |
| Sep 10, 11:49 AM PDT | Wind Advisory | REV | 60 hr |
| Sep 21, 3:29 PM PDT | Severe Thunderstorm Warning | STO | 30 min |
| Sep 24, 12:09 PM PDT | Lake Wind Advisory | REV | 32 hr |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
| Product | Alerts |
|---|---|
| Severe storms | |
| Severe Thunderstorm Warning | 5 |
| Special Weather Statement | 8 |
| Flooding | |
| Flood Watch | 1 |
| Areal Flood Advisory | 1 |
| Winter | |
| Winter Storm Warning | 2 |
| Winter Storm Watch | 3 |
| Winter Weather Advisory | 4 |
| Heat | |
| Extreme Heat Watch | 1 |
| Heat Advisory | 2 |
| Cold | |
| Freeze Warning | 1 |
| Freeze Watch | 1 |
| Wind and dust | |
| High Wind Warning | 1 |
| High Wind Watch | 1 |
| Lake Wind Advisory | 12 |
| Wind Advisory | 1 |
| Fire | |
| Fire Weather Watch | 2 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive2025
Sources
National Weather Service watches, warnings, advisories and statements from the Iowa Environmental Mesonet's VTEC archive, which reconstructs tornado, severe thunderstorm, flash flood and marine warnings back to 1986 from the NWS text archive. Storm Prediction Center watches and mesoscale discussions from SPC's archive through the Mesonet. County centers from the US Census Bureau. Warning verification from the Mesonet's Cow. Rebuilt daily.