Alert archive / Illinois / Tornado Watches / 2001
Tornado Watches in Illinois, April 2001
4 tornado watches in April 2001. An alert counts here when it covered any part of the state, so the counties below add up to more than the state. The archive of tornado watches reaches back to 1997.
Tornado Watches by county
Each county as a circle sized by its count in April 2001. Tap one for its archive.
- Tornado Watches
- 4
- Busiest day
- April 11, 20013 tornado watches
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 | Counties | Lasted |
|---|---|---|---|---|
| Apr 8, 7:00 PM CDT | Tornado Watch | SPC | Jo Daviess | 6 hr |
| Apr 11, 12:00 PM CDT | Tornado Watch | SPC | Henderson | 5 hr |
| Apr 11, 1:00 PM CDT | Tornado Watch | SPC | Adams, Brown, Calhoun, Cass, Fulton, Greene and 10 more | 6 hr |
| Apr 11, 4:00 PM CDT | Tornado Watch | SPC | Bureau, Carroll, Ford, Henderson, Henry, Jo Daviess and 16 more | 6 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Jo Daviess County2
- Henderson County2
- Adams County1
- Brown County1
- Calhoun County1
- Cass County1
- Fulton County1
- Greene County1
- Hancock County1
- Jersey County1
- McDonough County1
- Macoupin County1
- Madison County1
- Morgan County1
- Pike County1
- Saint Clair County1
- Schuyler County1
- Scott County1
- Bureau County1
- Carroll County1
- Ford County1
- Henry County1
- Knox County1
- LaSalle County1
- Lee County1
- Livingston County1
- Marshall County1
- Mercer County1
- Ogle County1
- Peoria County1
- Putnam County1
- Rock Island County1
- Stark County1
- Stephenson County1
- Tazewell County1
- Warren County1
- Whiteside County1
- Woodford County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20002002
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.