Alert archive / Illinois / Severe Thunderstorm Watches / 2001
Severe Thunderstorm Watches in Illinois, May 2001
7 severe thunderstorm watches in May 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 severe thunderstorm watches reaches back to 1997.
Severe Thunderstorm Watches by county
Each county as a circle sized by its count in May 2001. Tap one for its archive.
- Severe Thunderstorm Watches
- 7
- Busiest day
- May 18, 20012 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 10, 4:15 PM CDT | Severe Thunderstorm Watch | SPC | Carroll, Henry, Jo Daviess, Mercer, Rock Island, Whiteside | 6 hr |
| May 10, 8:45 PM CDT | Severe Thunderstorm Watch | SPC | Bureau, Carroll, Fulton, Hancock, Henderson, Henry and 13 more | 5 hr |
| May 14, 1:00 PM CDT | Severe Thunderstorm Watch | SPC | Boone, Cook, DeKalb, DuPage, Ford, Grundy and 8 more | 3 hr |
| May 16, 3:15 PM CDT | Severe Thunderstorm Watch | SPC | Champaign, Clark, Clay, Coles, Crawford, Cumberland and 12 more | 5 hr |
| May 18, 3:00 PM CDT | Severe Thunderstorm Watch | SPC | Monroe, Randolph | 6 hr |
| May 18, 6:15 PM CDT | Severe Thunderstorm Watch | SPC | Alexander, Franklin, Gallatin, Hamilton, Hardin, Jackson and 10 more | 5 hr |
| May 20, 9:30 PM CDT | Severe Thunderstorm Watch | SPC | Alexander, Jackson, Perry, Randolph, Union | 6 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Carroll County2
- Henry County2
- Mercer County2
- Rock Island County2
- Whiteside County2
- Ford County2
- Iroquois County2
- Livingston County2
- Randolph County2
- Alexander County2
- Jackson County2
- Perry County2
- Union County2
- Jo Daviess County1
- Bureau County1
- Fulton County1
- Hancock County1
- Henderson County1
- Knox County1
- Lee County1
- McDonough County1
- Marshall County1
- Ogle County1
- Peoria County1
- Putnam County1
- Stark County1
- Tazewell County1
- Warren County1
- Boone County1
- Cook County1
- DeKalb County1
- DuPage County1
- Grundy County1
- Kane County1
- Kankakee County1
- Kendall County1
- Lake County1
- McHenry County1
- Will County1
- Champaign County1
27 more counties
- Clark County1
- Clay County1
- Coles County1
- Crawford County1
- Cumberland County1
- Douglas County1
- Edgar County1
- Jasper County1
- Lawrence County1
- McLean County1
- Moultrie County1
- Piatt County1
- Richland County1
- Vermilion County1
- Monroe County1
- Franklin County1
- Gallatin County1
- Hamilton County1
- Hardin County1
- Jefferson County1
- Johnson County1
- Massac County1
- Pope County1
- Pulaski County1
- Saline County1
- White County1
- Williamson 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. Warning verification from the Mesonet's Cow. Rebuilt daily.