Alert archive / Illinois / Severe Thunderstorm Watches / 2010
Severe Thunderstorm Watches in Illinois, August 2010
5 severe thunderstorm watches in August 2010. 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 2010. Tap one for its archive.
- Severe Thunderstorm Watches
- 5
- Busiest day
- August 4, 20102 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 4, 1:57 AM CDT | Severe Thunderstorm Watch | SPC | Bureau, Cook, DeKalb, DuPage, Ford, Fulton and 25 more | 6 hr |
| Aug 4, 3:12 PM CDT | Severe Thunderstorm Watch | SPC | Adams, Bond, Brown, Calhoun, Cass, Champaign and 29 more | 6 hr |
| Aug 8, 10:08 PM CDT | Severe Thunderstorm Watch | SPC | Carroll, Henderson, Henry, Jo Daviess, Mercer, Rock Island and 3 more | 7 hr |
| Aug 13, 2:14 PM CDT | Severe Thunderstorm Watch | SPC | Adams, Boone, Brown, Bureau, Carroll, Cass and 40 more | 7 hr |
| Aug 20, 1:58 PM CDT | Severe Thunderstorm Watch | SPC | Adams, Boone, Brown, Bureau, Carroll, Cass and 35 more | 8 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Henderson County4
- Henry County4
- Mercer County4
- Rock Island County4
- Warren County4
- Whiteside County4
- Bureau County3
- Cook County3
- DeKalb County3
- DuPage County3
- Fulton County3
- Grundy County3
- Hancock County3
- Kane County3
- Kendall County3
- Knox County3
- LaSalle County3
- Lee County3
- Livingston County3
- McDonough County3
- Marshall County3
- Peoria County3
- Putnam County3
- Stark County3
- Tazewell County3
- Will County3
- Woodford County3
- Adams County3
- Brown County3
- Cass County3
- Mason County3
- Schuyler County3
- Carroll County3
- Jo Daviess County3
- Stephenson County3
- Kankakee County2
- McLean County2
- Logan County2
- Menard County2
- Morgan County2
34 more counties
- Sangamon County2
- Scott County2
- Boone County2
- Lake County2
- McHenry County2
- Ogle County2
- Winnebago County2
- Ford County1
- Iroquois County1
- Bond County1
- Calhoun County1
- Champaign County1
- Christian County1
- Clark County1
- Coles County1
- Crawford County1
- Cumberland County1
- DeWitt County1
- Douglas County1
- Edgar County1
- Effingham County1
- Fayette County1
- Greene County1
- Jasper County1
- Jersey County1
- Macon County1
- Macoupin County1
- Madison County1
- Montgomery County1
- Moultrie County1
- Piatt County1
- Pike County1
- Shelby County1
- Vermilion County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20092011
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.