Alert archive / California / Riverside County / 2012
Weather alerts in Riverside County, California, August 2012
74 weather alerts in August 2012, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
- Alerts
- 74
- Warnings
- 30
- Watches
- 10
- Advisories
- 27
- Busiest day
- August 17, 201212 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, 3:15 AM PDT | Excessive Heat Watch | SGX | 18 hr |
| Aug 7, 9:31 AM PDT | Flash Flood Watch | SGX | 9 hr |
| Aug 7, 1:46 PM PDT | Special Weather Statement | PSR | 44 min |
| Aug 7, 3:02 PM PDT | Special Weather Statement | PSR | 43 min |
| Aug 7, 3:32 PM PDT | Areal Flood Advisory | PSR | 3 hr |
| Aug 7, 4:03 PM PDT | Special Weather Statement | PSR | 42 min |
| Aug 7, 8:50 PM PDT | Excessive Heat Warning | SGX | 4 days |
| Aug 9, 1:24 PM PDT | Areal Flood Advisory | SGX | 3 hr |
| Aug 10, 4:11 PM PDT | Severe Thunderstorm Warning | PSR | 64 min |
| Aug 10, 4:20 PM PDT | Areal Flood Advisory | PSR | 115 min |
| Aug 10, 4:35 PM PDT | Areal Flood Advisory | SGX | 115 min |
| Aug 10, 5:20 PM PDT | Areal Flood Advisory | SGX | 115 min |
| Aug 11, 1:58 PM PDT | Areal Flood Advisory | SGX | 3 hr |
| Aug 11, 2:03 PM PDT | Severe Thunderstorm Warning | SGX | 27 min |
| Aug 11, 2:23 PM PDT | Severe Thunderstorm Warning | SGX | 22 min |
| Aug 11, 2:46 PM PDT | Severe Thunderstorm Warning | SGX | 44 min |
| Aug 11, 3:05 PM PDT | Severe Thunderstorm Warning | SGX | 40 min |
| Aug 11, 3:33 PM PDT | Severe Thunderstorm Warning | SGX | 42 min |
| Aug 12, 3:02 AM PDT | Excessive Heat Warning | SGX | 64 hr |
| Aug 12, 9:18 AM PDT | Flash Flood Watch | SGX | 12 hr |
| Aug 12, 12:52 PM PDT | Areal Flood Advisory | SGX | 85 min |
| Aug 12, 1:56 PM PDT | Areal Flood Advisory | SGX | 3 hr |
| Aug 12, 2:25 PM PDT | Areal Flood Advisory | SGX | 3 hr |
| Aug 12, 3:03 PM PDT | Areal Flood Advisory | SGX | 3 hr |
| Aug 12, 3:08 PM PDT | Areal Flood Advisory | PSR | 112 min |
| Aug 12, 3:48 PM PDT | Severe Thunderstorm Warning | SGX | 27 min |
| Aug 12, 4:15 PM PDT | Severe Thunderstorm Warning | SGX | 45 min |
| Aug 12, 4:33 PM PDT | Tornado Warning | SGX | 27 min |
| Aug 12, 7:23 PM PDT | Areal Flood Advisory | SGX | 112 min |
| Aug 13, 3:23 AM PDT | Flash Flood Watch | SGX | 16 hr |
| Aug 13, 12:58 PM PDT | Areal Flood Advisory | SGX | 3 hr |
| Aug 13, 1:31 PM PDT | Flash Flood Warning | SGX | 2 hr |
| Aug 13, 3:06 PM PDT | Areal Flood Advisory | SGX | 97 min |
| Aug 13, 5:17 PM PDT | Areal Flood Advisory | PSR | 3 hr |
| Aug 16, 1:41 PM PDT | Severe Thunderstorm Warning | SGX | 49 min |
| Aug 16, 3:09 PM PDT | Severe Thunderstorm Warning | SGX | 34 min |
| Aug 16, 3:13 PM PDT | Flash Flood Warning | SGX | 54 min |
| Aug 16, 7:07 PM PDT | Flash Flood Watch | SGX | 25 hr |
| Aug 16, 11:29 PM PDT | Areal Flood Advisory | PSR | 2 hr |
| Aug 17, 12:14 PM PDT | Flash Flood Warning | SGX | 61 min |
| Aug 17, 12:28 PM PDT | Flash Flood Warning | SGX | 2 hr |
| Aug 17, 12:55 PM PDT | Severe Thunderstorm Warning | SGX | 50 min |
| Aug 17, 1:07 PM PDT | Flash Flood Warning | SGX | 3 hr |
| Aug 17, 2:19 PM PDT | Flash Flood Warning | SGX | 46 min |
| Aug 17, 2:25 PM PDT | Special Weather Statement | PSR | 50 min |
| Aug 17, 2:32 PM PDT | Flash Flood Warning | PSR | 118 min |
| Aug 17, 2:57 PM PDT | Areal Flood Advisory | PSR | 2 hr |
| Aug 17, 3:28 PM PDT | Special Weather Statement | PSR | 47 min |
| Aug 17, 3:44 PM PDT | Special Weather Statement | PSR | 31 min |
| Aug 17, 8:26 PM PDT | Flash Flood Watch | SGX | 20 hr |
| Aug 18, 1:13 PM PDT | Areal Flood Advisory | SGX | 2 hr |
| Aug 18, 3:08 PM PDT | Areal Flood Advisory | SGX | 84 min |
| Aug 19, 3:14 PM PDT | Areal Flood Advisory | SGX | 91 min |
| Aug 19, 3:52 PM PDT | Flash Flood Warning | SGX | 2 hr |
| Aug 21, 7:39 AM PDT | Flood Watch | SGX | 88 min |
| Aug 21, 9:07 AM PDT | Flash Flood Watch | SGX | 11 hr |
| Aug 21, 3:10 PM PDT | Areal Flood Advisory | SGX | 2 hr |
| Aug 22, 9:57 AM PDT | Flash Flood Watch | SGX | 8 hr |
| Aug 22, 10:43 AM PDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 22, 12:05 PM PDT | Areal Flood Advisory | PSR | 115 min |
| Aug 22, 2:15 PM PDT | Areal Flood Advisory | PSR | 2 hr |
| Aug 22, 6:21 PM PDT | Areal Flood Advisory | PSR | 114 min |
| Aug 22, 6:42 PM PDT | Flash Flood Warning | PSR | 70 min |
| Aug 29, 4:33 PM PDT | Areal Flood Advisory | SGX | 87 min |
| Aug 29, 6:43 PM PDT | Severe Thunderstorm Warning | PSR | 62 min |
| Aug 29, 7:49 PM PDT | Areal Flood Advisory | PSR | 3 hr |
| Aug 29, 9:09 PM PDT | Flash Flood Warning | PSR | 105 min |
| Aug 30, 3:18 AM PDT | Flash Flood Watch | SGX | 16 hr |
| Aug 30, 11:57 AM PDT | Flash Flood Warning | SGX | 2 hr |
| Aug 30, 12:45 PM PDT | Flash Flood Warning | SGX | 3 hr |
| Aug 30, 1:30 PM PDT | Areal Flood Advisory | SGX | 3 hr |
| Aug 30, 1:52 PM PDT | Severe Thunderstorm Warning | SGX | 53 min |
| Aug 30, 2:31 PM PDT | Flash Flood Warning | SGX | 119 min |
| Aug 30, 2:45 PM PDT | Severe Thunderstorm Warning | SGX | 60 min |
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 | 14 |
| Tornado Warning | 1 |
| Mesoscale Discussion | 1 |
| Special Weather Statement | 6 |
| Flooding | |
| Flash Flood Warning | 13 |
| Flash Flood Watch | 8 |
| Flood Watch | 1 |
| Areal Flood Advisory | 27 |
| Heat | |
| Excessive Heat Warning | 2 |
| Excessive Heat Watch | 1 |
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20112013
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. Rebuilt daily.