Alert archive / Illinois / Severe Thunderstorm Watches / 2002
Severe Thunderstorm Watches in Illinois, August 2002
4 severe thunderstorm watches in August 2002. 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 August 2002. Tap one for its archive.
- Severe Thunderstorm Watches
- 4
- Busiest day
- August 1, 20021 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 |
|---|---|---|---|---|
| Aug 1, 6:10 PM CDT | Severe Thunderstorm Watch | SPC | Boone, Bureau, Carroll, Cook, DeKalb, DeWitt and 36 more | 6 hr |
| Aug 13, 12:00 PM CDT | Severe Thunderstorm Watch | SPC | Boone, Cook, DeKalb, DuPage, Grundy, Iroquois and 10 more | 6 hr |
| Aug 17, 3:45 AM CDT | Severe Thunderstorm Watch | SPC | Jo Daviess | 5 hr |
| Aug 21, 2:25 PM CDT | Severe Thunderstorm Watch | SPC | Boone, Bureau, Carroll, DeKalb, Henderson, Henry and 14 more | 6 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Boone County3
- DeKalb County3
- Jo Daviess County3
- Lee County3
- Ogle County3
- Winnebago County3
- Bureau County2
- Carroll County2
- Cook County2
- DuPage County2
- Grundy County2
- Henderson County2
- Henry County2
- Kane County2
- Kankakee County2
- Kendall County2
- Knox County2
- Lake County2
- LaSalle County2
- McHenry County2
- Marshall County2
- Mercer County2
- Peoria County2
- Putnam County2
- Rock Island County2
- Stark County2
- Stephenson County2
- Warren County2
- Whiteside County2
- Will County2
- DeWitt County1
- Ford County1
- Fulton County1
- Hancock County1
- Livingston County1
- Logan County1
- McDonough County1
- McLean County1
- Mason County1
- Schuyler County1
3 more counties
Nearby
Alerts in force nowTornadoes on recordThe radar archive20012003
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.