Alert archive / California / Riverside County / 2011
Weather alerts in Riverside County, California, September 2011
23 weather alerts in September 2011, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
- Alerts
- 23
- Warnings
- 11
- Watches
- 1
- Advisories
- 6
- Busiest day
- September 13, 201120 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 10, 12:58 AM PDT | Special Weather Statement | PSR | 47 min |
| Sep 10, 7:31 PM PDT | Special Weather Statement | PSR | 44 min |
| Sep 13, 4:57 AM PDT | Special Weather Statement | SGX | 63 min |
| Sep 13, 5:42 AM PDT | Flash Flood Watch | SGX | 15 hr |
| Sep 13, 7:05 AM PDT | Severe Thunderstorm Warning | PSR | 55 min |
| Sep 13, 7:10 AM PDT | Flash Flood Warning | PSR | 110 min |
| Sep 13, 7:15 AM PDT | Mesoscale Discussion | SPC | 90 min |
| Sep 13, 7:55 AM PDT | Severe Thunderstorm Warning | PSR | 55 min |
| Sep 13, 8:21 AM PDT | Areal Flood Advisory | SGX | 3 hr |
| Sep 13, 9:18 AM PDT | Areal Flood Advisory | PSR | 3 hr |
| Sep 13, 9:38 AM PDT | Severe Thunderstorm Warning | PSR | 33 min |
| Sep 13, 10:00 AM PDT | Severe Thunderstorm Warning | PSR | 60 min |
| Sep 13, 10:53 AM PDT | Severe Thunderstorm Warning | PSR | 40 min |
| Sep 13, 11:17 AM PDT | Areal Flood Advisory | SGX | 3 hr |
| Sep 13, 12:00 PM PDT | Flash Flood Warning | PSR | 3 hr |
| Sep 13, 2:20 PM PDT | Areal Flood Advisory | SGX | 115 min |
| Sep 13, 2:55 PM PDT | Severe Thunderstorm Warning | SGX | 29 min |
| Sep 13, 3:00 PM PDT | Flash Flood Warning | PSR | 106 min |
| Sep 13, 3:34 PM PDT | Areal Flood Advisory | SGX | 3 hr |
| Sep 13, 3:51 PM PDT | Severe Thunderstorm Warning | SGX | 24 min |
| Sep 13, 3:56 PM PDT | Mesoscale Discussion | SPC | 94 min |
| Sep 13, 4:14 PM PDT | Severe Thunderstorm Warning | SGX | 16 min |
| Sep 14, 2:34 PM PDT | Areal Flood Advisory | SGX | 3 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 | 8 |
| Mesoscale Discussion | 2 |
| Special Weather Statement | 3 |
| Flooding | |
| Flash Flood Warning | 3 |
| Flash Flood Watch | 1 |
| Areal Flood Advisory | 6 |
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.