Alert archive / California / Riverside County / 2011
Weather alerts in Riverside County, California, December 2011
29 weather alerts in December 2011, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
- Alerts
- 29
- Warnings
- 6
- Watches
- 5
- Advisories
- 18
- Busiest day
- December 4, 20116 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 |
|---|---|---|---|
| Dec 1, 1:05 PM PST | Wind Advisory | SGX | 18 hr |
| Dec 2, 1:05 PM PST | Wind Advisory | SGX | 36 hr |
| Dec 2, 1:11 PM PST | Fire Weather Watch | SGX | 14 hr |
| Dec 3, 1:45 PM PST | Fire Weather Watch | SGX | 24 hr |
| Dec 3, 4:55 PM PST | Frost Advisory | SGX | 15 hr |
| Dec 4, 1:22 AM PST | Frost Advisory | SGX | 31 hr |
| Dec 4, 1:22 AM PST | High Wind Watch | SGX | 12 hr |
| Dec 4, 1:35 PM PST | High Wind Warning | SGX | 24 hr |
| Dec 4, 1:35 PM PST | Wind Advisory | SGX | 48 hr |
| Dec 4, 1:40 PM PST | Red Flag Warning | SGX | 50 hr |
| Dec 6, 1:33 PM PST | Frost Advisory | SGX | 18 hr |
| Dec 7, 1:15 PM PST | Frost Advisory | SGX | 19 hr |
| Dec 8, 3:31 AM PST | Frost Advisory | SGX | 28 hr |
| Dec 10, 1:30 PM PST | Winter Storm Watch | SGX | 24 hr |
| Dec 11, 1:45 PM PST | Winter Storm Warning | SGX | 47 hr |
| Dec 13, 5:28 PM PST | Areal Flood Advisory | PSR | 107 min |
| Dec 14, 1:38 PM PST | Wind Advisory | SGX | 8 hr |
| Dec 14, 9:21 PM PST | High Wind Watch | SGX | 16 hr |
| Dec 15, 1:34 PM PST | High Wind Warning | SGX | 47 hr |
| Dec 15, 1:34 PM PST | Wind Advisory | SGX | 47 hr |
| Dec 15, 3:42 PM PST | Areal Flood Advisory | SGX | 77 min |
| Dec 17, 2:55 AM PST | Winter Weather Advisory | SGX | 10 hr |
| Dec 17, 1:24 PM PST | Winter Weather Advisory | SGX | 28 hr |
| Dec 20, 1:50 PM PST | High Wind Warning | SGX | 71 hr |
| Dec 20, 9:10 PM PST | Wind Advisory | SGX | 4 days |
| Dec 22, 1:10 AM PST | Wind Advisory | SGX | 59 hr |
| Dec 23, 1:10 PM PST | Frost Advisory | SGX | 20 hr |
| Dec 23, 1:10 PM PST | Freeze Warning | SGX | 8 hr |
| Dec 24, 3:40 AM PST | Frost Advisory | SGX | 29 hr |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
| Product | Alerts |
|---|---|
| Flooding | |
| Areal Flood Advisory | 2 |
| Winter | |
| Winter Storm Warning | 1 |
| Winter Storm Watch | 1 |
| Winter Weather Advisory | 2 |
| Cold | |
| Freeze Warning | 1 |
| Frost Advisory | 7 |
| Wind and dust | |
| High Wind Warning | 3 |
| High Wind Watch | 2 |
| Wind Advisory | 7 |
| Fire | |
| Red Flag Warning | 1 |
| Fire Weather Watch | 2 |
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20102012
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.