Alert archive / Illinois / Tornado Watches / 2004
Tornado Watches in Illinois, April 2004
2 tornado watches in April 2004. 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 2004. Tap one for its archive.
- Tornado Watches
- 2
- Busiest day
- April 20, 20041 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 20, 5:40 PM CDT | Tornado Watch | SPC | Bureau, Champaign, DeWitt, Ford, Fulton, Grundy and 20 more | 5 hr |
| Apr 24, 6:40 PM CDT | Tornado Watch | SPC | Alexander, Gallatin, Hardin, Jackson, Johnson, Massac and 6 more | 5 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Bureau County1
- Champaign County1
- DeWitt County1
- Ford County1
- Fulton County1
- Grundy County1
- Henry County1
- Iroquois County1
- Kankakee County1
- Knox County1
- LaSalle County1
- Livingston County1
- Logan County1
- McDonough County1
- McLean County1
- Marshall County1
- Mason County1
- Peoria County1
- Piatt County1
- Putnam County1
- Rock Island County1
- Stark County1
- Tazewell County1
- Vermilion County1
- Warren County1
- Woodford County1
- Alexander County1
- Gallatin County1
- Hardin County1
- Jackson County1
- Johnson County1
- Massac County1
- Pope County1
- Pulaski County1
- Saline County1
- Union County1
- White County1
- Williamson County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20032005
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.