Alert archive / Illinois / Saint Clair County / 2026
Weather alerts in Saint Clair County, Illinois, June 2026
21 weather alerts in June 2026, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
- Alerts
- 21
- Warnings
- 2
- Watches
- 8
- Advisories
- 5
- Busiest day
- June 1, 20265 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 |
|---|---|---|---|
| Jun 1, 3:34 AM CDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Jun 1, 4:02 AM CDT | Mesoscale Discussion | SPC | 118 min |
| Jun 1, 5:57 AM CDT | Areal Flood Advisory | LSX | 3 hr |
| Jun 1, 6:01 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 1, 6:37 AM CDT | Areal Flood Advisory | LSX | 4 hr |
| Jun 7, 1:26 PM CDT | Flood Watch | LSX | 40 hr |
| Jun 8, 11:44 AM CDT | Heat Advisory | LSX | 32 hr |
| Jun 9, 12:42 PM CDT | Mesoscale Discussion | SPC | 93 min |
| Jun 11, 2:47 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Jun 16, 12:39 PM CDT | Wind Advisory | LSX | 31 hr |
| Jun 17, 2:14 PM CDT | Tornado Watch | SPC | 11 hr |
| Jun 20, 1:28 AM CDT | Flood Watch | LSX | 45 hr |
| Jun 21, 10:06 AM CDT | Mesoscale Discussion | SPC | 114 min |
| Jun 21, 1:28 PM CDT | Tornado Watch | SPC | 9 hr |
| Jun 21, 5:02 PM CDT | Tornado Warning | LSX | 43 min |
| Jun 21, 6:53 PM CDT | Mesoscale Discussion | SPC | 97 min |
| Jun 24, 11:53 AM CDT | Flood Watch | LSX | 62 hr |
| Jun 25, 1:11 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 27, 1:59 AM CDT | Extreme Heat Watch | LSX | 11 hr |
| Jun 27, 12:08 PM CDT | Areal Flood Advisory | LSX | 3 hr |
| Jun 27, 1:15 PM CDT | Extreme Heat Warning | LSX | 7 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 | |
| Tornado Warning | 1 |
| Severe Thunderstorm Watch | 2 |
| Tornado Watch | 2 |
| Mesoscale Discussion | 6 |
| Flooding | |
| Flood Watch | 3 |
| Areal Flood Advisory | 3 |
| Heat | |
| Extreme Heat Warning | 1 |
| Extreme Heat Watch | 1 |
| Heat Advisory | 1 |
| Wind and dust | |
| Wind Advisory | 1 |
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.