Alert archive / Illinois / Will County / 2026
Weather alerts in Will County, Illinois, August 2026
50 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
- 50
- Warnings
- 18
- Watches
- 10
- Advisories
- 15
- Busiest day
- August 1, 202611 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 1, 4:55 AM CDT | Areal Flood Advisory | LOT | 6 hr |
| Aug 1, 6:09 AM CDT | Areal Flood Advisory | LOT | 5 hr |
| Aug 1, 6:25 AM CDT | Flash Flood Warning | LOT | 3 hr |
| Aug 1, 8:13 AM CDT | River Flood Warning | LOT | 6 hr |
| Aug 1, 8:13 AM CDT | River Flood Warning | LOT | 20 hr |
| Aug 1, 9:09 AM CDT | Areal Flood Warning | LOT | 6 hr |
| Aug 1, 10:22 AM CDT | Flood Watch | LOT | 11 hr |
| Aug 1, 2:16 PM CDT | Areal Flood Advisory | LOT | 5 hr |
| Aug 1, 2:49 PM CDT | Areal Flood Advisory | LOT | 4 hr |
| Aug 1, 4:01 PM CDT | Areal Flood Advisory | LOT | 3 hr |
| Aug 1, 5:44 PM CDT | Areal Flood Warning | LOT | 6 hr |
| Aug 1, 7:00 PM CDT | Areal Flood Advisory | LOT | 6 hr |
| Aug 1, 10:56 PM CDT | River Flood Warning | LOT | 13 hr |
| Aug 1, 11:37 PM CDT | Areal Flood Warning | LOT | 11 hr |
| Aug 7, 2:46 AM CDT | Dense Fog Advisory | LOT | 6 hr |
| Aug 9, 1:36 PM CDT | Severe Thunderstorm Warning | LOT | 54 min |
| Aug 9, 2:10 PM CDT | Areal Flood Advisory | LOT | 3 hr |
| Aug 9, 2:51 PM CDT | Severe Thunderstorm Warning | LOT | 24 min |
| Aug 9, 3:14 PM CDT | Severe Thunderstorm Warning | LOT | 76 min |
| Aug 9, 5:03 PM CDT | Flood Watch | LOT | 10 hr |
| Aug 9, 8:14 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 9, 8:43 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 9, 10:53 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 10, 12:47 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 10, 5:15 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 10, 6:21 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 11, 7:22 AM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Aug 11, 9:00 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 11, 10:10 AM CDT | Tornado Warning | LOT | 50 min |
| Aug 11, 10:17 AM CDT | Severe Thunderstorm Warning | LOT | 58 min |
| Aug 11, 10:20 AM CDT | Severe Thunderstorm Warning | LOT | 55 min |
| Aug 11, 10:27 AM CDT | Tornado Warning | LOT | 37 min |
| Aug 11, 10:36 AM CDT | Areal Flood Advisory | LOT | 3 hr |
| Aug 11, 10:36 AM CDT | Tornado Warning | LOT | 28 min |
| Aug 11, 10:49 AM CDT | Severe Thunderstorm Warning | LOT | 56 min |
| Aug 11, 8:04 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| 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, 9:26 AM CDT | Severe Thunderstorm Warning | LOT | 64 min |
| Aug 12, 9:29 AM CDT | Areal Flood Advisory | LOT | 3 hr |
| Aug 12, 9:37 AM CDT | Flash Flood Warning | LOT | 3 hr |
| Aug 12, 12:17 PM CDT | Areal Flood Advisory | LOT | 118 min |
| Aug 13, 2:08 AM CDT | Flood Watch | LOT | 32 hr |
| Aug 13, 2:42 AM CDT | Dense Fog Advisory | LOT | 6 hr |
| Aug 14, 12:01 PM CDT | Flood Watch | LOT | 22 hr |
| Aug 15, 9:12 AM CDT | Areal Flood Advisory | LOT | 3 hr |
| Aug 15, 6:39 PM CDT | Flood Watch | LOT | 13 hr |
| Aug 21, 2:57 PM CDT | Severe Thunderstorm Watch | SPC | 9 hr |
| Aug 31, 12:24 PM CDT | Heat Advisory | LOT | 33 hr |
| Aug 31, 12:24 PM CDT | Heat Advisory | LOT | 3 days |
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 | 7 |
| Tornado Warning | 3 |
| Severe Thunderstorm Watch | 5 |
| Mesoscale Discussion | 7 |
| Flooding | |
| Areal Flood Warning | 3 |
| Flash Flood Warning | 2 |
| River Flood Warning | 3 |
| Flood Watch | 5 |
| Areal Flood Advisory | 11 |
| Heat | |
| Heat Advisory | 2 |
| 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.