Alert archive / California / Sierra County / 2017
Weather alerts in Sierra County, California, September 2017
9 weather alerts in September 2017, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
- Alerts
- 9
- Warnings
- 3
- Watches
- 2
- Advisories
- 0
- Busiest day
- September 12, 20173 alerts
Over time
By day
Days in UTC, the clock the archive keeps.
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 |
|---|---|---|---|
| Sep 5, 3:39 PM PDT | Special Weather Statement | REV | 21 min |
| Sep 6, 3:26 AM PDT | Fire Weather Watch | REV | 5 hr |
| Sep 6, 8:48 AM PDT | Red Flag Warning | REV | 23 hr |
| Sep 8, 4:03 PM PDT | Special Weather Statement | REV | 87 min |
| Sep 12, 1:19 PM PDT | Special Weather Statement | STO | 26 min |
| Sep 12, 2:20 PM PDT | Special Weather Statement | STO | 25 min |
| Sep 12, 2:57 PM PDT | Severe Thunderstorm Warning | STO | 48 min |
| Sep 21, 11:28 AM PDT | Freeze Watch | REV | 27 hr |
| Sep 22, 2:55 PM PDT | Freeze Warning | REV | 18 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 | 1 |
| Special Weather Statement | 4 |
| Cold | |
| Freeze Warning | 1 |
| Freeze Watch | 1 |
| Fire | |
| Red Flag Warning | 1 |
| Fire Weather Watch | 1 |
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20162018
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.