Alert archive / Illinois / DeWitt County / 2026
Weather alerts in DeWitt County, Illinois, August 2026
23 weather alerts in August 2026, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
- Alerts
- 23
- Warnings
- 7
- Watches
- 6
- Advisories
- 3
- Busiest day
- August 13, 20267 alerts
Over time
By day
Days in UTC, the clock the archive keeps.
The alerts
Every alert, in the order issued. Times are local, Central Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Aug 7, 2:48 AM CDT | Dense Fog Advisory | ILX | 5 hr |
| Aug 11, 2:50 PM CDT | Severe Thunderstorm Warning | ILX | 40 min |
| Aug 12, 6:41 AM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Aug 12, 9:04 AM CDT | Mesoscale Discussion | SPC | 116 min |
| Aug 12, 12:12 PM CDT | Mesoscale Discussion | SPC | 63 min |
| Aug 13, 2:02 AM CDT | Flood Watch | ILX | 36 hr |
| Aug 13, 2:29 AM CDT | Dense Fog Advisory | ILX | 7 hr |
| Aug 13, 10:28 AM CDT | Mesoscale Discussion | SPC | 3 hr |
| Aug 13, 12:30 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Aug 13, 12:50 PM CDT | Severe Thunderstorm Warning | ILX | 55 min |
| Aug 13, 1:25 PM CDT | Severe Thunderstorm Warning | ILX | 65 min |
| Aug 13, 2:10 PM CDT | Flash Flood Warning | ILX | 2 hr |
| Aug 13, 11:03 PM CDT | Mesoscale Discussion | SPC | 117 min |
| Aug 14, 5:47 AM CDT | Flash Flood Warning | ILX | 3 hr |
| Aug 14, 12:15 PM CDT | Flood Watch | ILX | 22 hr |
| Aug 15, 7:12 PM CDT | Flood Watch | ILX | 13 hr |
| Aug 16, 1:55 PM CDT | Severe Thunderstorm Warning | ILX | 50 min |
| Aug 19, 2:35 AM CDT | Flood Watch | ILX | 22 hr |
| Aug 19, 4:52 PM CDT | Mesoscale Discussion | SPC | 83 min |
| Aug 19, 9:05 PM CDT | Special Weather Statement | ILX | 40 min |
| Aug 19, 9:30 PM CDT | Flash Flood Warning | ILX | 3 hr |
| Aug 21, 11:43 PM CDT | Mesoscale Discussion | SPC | 92 min |
| Aug 30, 12:23 PM CDT | Heat Advisory | ILX | 71 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 | 4 |
| Severe Thunderstorm Watch | 2 |
| Mesoscale Discussion | 6 |
| Special Weather Statement | 1 |
| Flooding | |
| Flash Flood Warning | 3 |
| Flood Watch | 4 |
| Heat | |
| Heat Advisory | 1 |
| Fog and smoke | |
| Dense Fog Advisory | 2 |
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive2025
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.