Alert archive / Illinois / Severe Thunderstorm Watches / 2010
Severe Thunderstorm Watches in Illinois, September 2010
6 severe thunderstorm watches in September 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 September 2010. Tap one for its archive.
- Severe Thunderstorm Watches
- 6
- Busiest day
- September 19, 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 |
|---|---|---|---|---|
| Sep 2, 4:43 PM CDT | Severe Thunderstorm Watch | SPC | Bond, Calhoun, Cass, Champaign, Christian, Clark and 40 more | 6 hr |
| Sep 18, 2:21 PM CDT | Severe Thunderstorm Watch | SPC | Adams, Brown, Calhoun, Greene, Jersey, Madison and 1 more | 8 hr |
| Sep 18, 9:25 PM CDT | Severe Thunderstorm Watch | SPC | Adams, Brown, Pike | 8 hr |
| Sep 19, 4:00 AM CDT | Severe Thunderstorm Watch | SPC | Adams, Bond, Brown, Calhoun, Cass, Christian and 23 more | 6 hr |
| Sep 21, 1:31 PM CDT | Severe Thunderstorm Watch | SPC | Boone, Bureau, Carroll, Cook, DeKalb, DuPage and 30 more | 7 hr |
| Sep 21, 1:54 PM CDT | Severe Thunderstorm Watch | SPC | Adams | 7 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Pike County4
- Adams County4
- Calhoun County3
- Greene County3
- Jersey County3
- Brown County3
- Bond County2
- Cass County2
- Christian County2
- DeWitt County2
- Fayette County2
- Ford County2
- Iroquois County2
- Livingston County2
- Logan County2
- McLean County2
- Macon County2
- Macoupin County2
- Madison County2
- Mason County2
- Menard County2
- Montgomery County2
- Morgan County2
- Moultrie County2
- Piatt County2
- Sangamon County2
- Scott County2
- Shelby County2
- Tazewell County2
- Fulton County2
- Hancock County2
- McDonough County2
- Champaign County1
- Clark County1
- Clay County1
- Clinton County1
- Coles County1
- Crawford County1
- Cumberland County1
- Douglas County1
42 more counties
- Edgar County1
- Effingham County1
- Jasper County1
- Lawrence County1
- Marion County1
- Monroe County1
- Randolph County1
- Richland County1
- Saint Clair County1
- Vermilion County1
- Washington County1
- Schuyler County1
- Boone County1
- Bureau County1
- Carroll County1
- Cook County1
- DeKalb County1
- DuPage County1
- Grundy County1
- Henderson County1
- Henry County1
- Jo Daviess County1
- Kane County1
- Kankakee County1
- Kendall County1
- Knox County1
- Lake County1
- LaSalle County1
- Lee County1
- McHenry County1
- Marshall County1
- Mercer County1
- Ogle County1
- Peoria County1
- Putnam County1
- Rock Island County1
- Stark County1
- Stephenson County1
- Warren County1
- Whiteside County1
- Will County1
- Winnebago 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.