Alert archive / Illinois / Severe Thunderstorm Watches / 1997
Severe Thunderstorm Watches in Illinois, May 1997
4 severe thunderstorm watches in May 1997. 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 severe thunderstorm watches reaches back to 1997.
Severe Thunderstorm Watches by county
Each county as a circle sized by its count in May 1997. Tap one for its archive.
- Severe Thunderstorm Watches
- 4
- Busiest day
- May 2, 19971 severe thunderstorm 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 |
|---|---|---|---|---|
| May 2, 3:30 PM CDT | Severe Thunderstorm Watch | SPC | Madison, Monroe | 7 hr |
| May 5, 1:45 PM CDT | Severe Thunderstorm Watch | SPC | Champaign, Christian, Coles, Cook, DeWitt, Douglas and 17 more | 5 hr |
| May 7, 6:15 PM CDT | Severe Thunderstorm Watch | SPC | Mercer, Rock Island | 6 hr |
| May 18, 11:00 PM CDT | Severe Thunderstorm Watch | SPC | Adams, Brown, Calhoun, Cass, Champaign, Christian and 28 more | 6 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Champaign County2
- Christian County2
- DeWitt County2
- Douglas County2
- Ford County2
- Iroquois County2
- Kankakee County2
- Livingston County2
- Logan County2
- McLean County2
- Macon County2
- Moultrie County2
- Piatt County2
- Vermilion County2
- Madison County1
- Monroe County1
- Coles County1
- Cook County1
- DuPage County1
- Edgar County1
- Grundy County1
- Kane County1
- Kendall County1
- Lake County1
- Will County1
- Mercer County1
- Rock Island County1
- Adams County1
- Brown County1
- Calhoun County1
- Cass County1
- Fulton County1
- Greene County1
- Hancock County1
- Jersey County1
- McDonough County1
- Macoupin County1
- Mason County1
- Menard County1
- Morgan County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive19961998
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. Warning verification from the Mesonet's Cow. Rebuilt daily.