Alert archive / California / Riverside County / 2023
Weather alerts in Riverside County, California, September 2023
24 weather alerts in September 2023, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
- Alerts
- 24
- Warnings
- 12
- Watches
- 3
- Advisories
- 7
- Busiest day
- September 1, 202310 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 1, 4:30 AM PDT | Areal Flood Advisory | PSR | 15 min |
| Sep 1, 4:45 AM PDT | Flash Flood Warning | PSR | 4 hr |
| Sep 1, 7:54 AM PDT | Flood Watch | SGX | 11 hr |
| Sep 1, 12:31 PM PDT | Mesoscale Discussion | SPC | 2 hr |
| Sep 1, 1:50 PM PDT | Severe Thunderstorm Warning | PSR | 55 min |
| Sep 1, 2:07 PM PDT | Special Weather Statement | SGX | 38 min |
| Sep 1, 2:16 PM PDT | Flash Flood Warning | PSR | 6 hr |
| Sep 1, 2:57 PM PDT | Flash Flood Warning | PSR | 6 hr |
| Sep 1, 3:17 PM PDT | Flash Flood Warning | SGX | 4 hr |
| Sep 1, 4:50 PM PDT | Dust Storm Warning | SGX | 85 min |
| Sep 1, 5:15 PM PDT | Flash Flood Warning | SGX | 3 hr |
| Sep 1, 6:11 PM PDT | Areal Flood Advisory | SGX | 117 min |
| Sep 1, 8:29 PM PDT | Areal Flood Warning | PSR | 2 hr |
| Sep 1, 9:15 PM PDT | Areal Flood Warning | PSR | 2 hr |
| Sep 2, 1:21 PM PDT | Wind Advisory | SGX | 37 hr |
| Sep 2, 1:42 PM PDT | Flash Flood Warning | PSR | 3 hr |
| Sep 6, 1:01 AM PDT | Excessive Heat Watch | PSR | 24 hr |
| Sep 6, 1:02 PM PDT | Excessive Heat Watch | SGX | 14 hr |
| Sep 7, 1:19 AM PDT | Excessive Heat Warning | PSR | 4 days |
| Sep 7, 2:33 AM PDT | Excessive Heat Warning | SGX | 3 days |
| Sep 28, 12:48 PM PDT | Wind Advisory | PSR | 64 hr |
| Sep 28, 1:09 PM PDT | Wind Advisory | SGX | 62 hr |
| Sep 30, 11:48 AM PDT | Blowing Dust Advisory | PSR | 10 hr |
| Sep 30, 3:15 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 | 1 |
| Mesoscale Discussion | 1 |
| Special Weather Statement | 1 |
| Flooding | |
| Areal Flood Warning | 2 |
| Flash Flood Warning | 6 |
| Flood Watch | 1 |
| Areal Flood Advisory | 3 |
| Heat | |
| Excessive Heat Warning | 2 |
| Excessive Heat Watch | 2 |
| Wind and dust | |
| Dust Storm Warning | 1 |
| Blowing Dust Advisory | 1 |
| Wind Advisory | 3 |
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20222024
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.