Alert archive / Illinois / Saint Clair County / Tornado Warnings / 2011
Tornado Warnings in Saint Clair County, Illinois, April 2011
10 tornado warnings in April 2011. An alert counts here when it covered this county. The archive of tornado warnings reaches back to 1986.
- Tornado Warnings
- 10
- Busiest day
- April 23, 20116 tornado warnings
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 |
|---|---|---|---|
| Apr 15, 5:10 PM CDT | Tornado Warning | LSX | 35 min |
| Apr 19, 7:30 PM CDT | Tornado Warning | LSX | 45 min |
| Apr 19, 7:51 PM CDT | Tornado Warning | LSX | 39 min |
| Apr 19, 8:18 PM CDT | Tornado Warning | LSX | 42 min |
| Apr 22, 7:59 PM CDT | Tornado Warning | LSX | 46 min |
| Apr 22, 8:21 PM CDT | Tornado Warning | LSX | 39 min |
| Apr 22, 8:33 PM CDT | Tornado Warning | LSX | 42 min |
| Apr 22, 8:48 PM CDT | Tornado Warning | LSX | 57 min |
| Apr 22, 8:55 PM CDT | Tornado Warning | LSX | 50 min |
| Apr 22, 10:31 PM CDT | Tornado Warning | LSX | 44 min |
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20102012
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.