Alert archive / California / Sierra County / 2020
Weather alerts in Sierra County, California, August 2020
23 weather alerts in August 2020, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
- Alerts
- 23
- Warnings
- 5
- Watches
- 4
- Advisories
- 8
- Busiest day
- August 8, 20204 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 |
|---|---|---|---|
| Aug 7, 5:12 PM PDT | Special Weather Statement | REV | 63 min |
| Aug 7, 6:18 PM PDT | Special Weather Statement | REV | 57 min |
| Aug 7, 6:52 PM PDT | Areal Flood Advisory | REV | 97 min |
| Aug 8, 2:02 PM PDT | Fire Weather Watch | REV | 69 hr |
| Aug 8, 7:06 PM PDT | Areal Flood Advisory | REV | 68 min |
| Aug 9, 2:56 PM PDT | Special Weather Statement | STO | 49 min |
| Aug 9, 3:10 PM PDT | Special Weather Statement | STO | 50 min |
| Aug 10, 2:15 PM PDT | Special Weather Statement | STO | 30 min |
| Aug 10, 3:00 PM PDT | Special Weather Statement | STO | 75 min |
| Aug 11, 10:40 AM PDT | Red Flag Warning | REV | 34 hr |
| Aug 11, 10:42 AM PDT | Lake Wind Advisory | REV | 34 hr |
| Aug 15, 2:14 AM PDT | Dense Smoke Advisory | REV | 6 hr |
| Aug 15, 2:59 PM PDT | Fire Weather Watch | REV | 13 hr |
| Aug 16, 3:42 AM PDT | Red Flag Warning | REV | 25 hr |
| Aug 16, 10:47 AM PDT | Dense Smoke Advisory | REV | 53 hr |
| Aug 18, 2:23 PM PDT | Red Flag Warning | REV | 31 hr |
| Aug 18, 3:49 PM PDT | Lake Wind Advisory | REV | 29 hr |
| Aug 19, 10:28 AM PDT | Dense Smoke Advisory | REV | 4 days |
| Aug 21, 10:36 AM PDT | Fire Weather Watch | REV | 59 hr |
| Aug 22, 6:25 PM PDT | Red Flag Warning | REV | 41 hr |
| Aug 24, 3:48 PM PDT | Fire Weather Watch | REV | 14 hr |
| Aug 25, 6:10 AM PDT | Red Flag Warning | REV | 14 hr |
| Aug 27, 9:52 PM PDT | Dense Smoke Advisory | REV | 63 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 | |
| Special Weather Statement | 6 |
| Flooding | |
| Areal Flood Advisory | 2 |
| Wind and dust | |
| Lake Wind Advisory | 2 |
| Fire | |
| Red Flag Warning | 5 |
| Fire Weather Watch | 4 |
| Fog and smoke | |
| Dense Smoke Advisory | 4 |
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20192021
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.