Alert archive / Illinois / 2001
Weather alerts in Illinois, September 2001
34 weather alerts in September 2001, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered any part of the state, so the counties below add up to more than the state.
Weather alerts by county
Each county as a circle sized by its count in September 2001. Tap one for its archive.
- Alerts
- 34
- Warnings
- 25
- Watches
- 9
- Advisories
- 0
- Busiest day
- September 7, 20018 alerts
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 3, 5:32 PM CDT | Severe Thunderstorm Warning | LOT | Lake, McHenry | 28 min |
| Sep 6, 4:13 PM CDT | Severe Thunderstorm Warning | LSX | Macoupin | 32 min |
| Sep 6, 4:56 PM CDT | Severe Thunderstorm Warning | LSX | Macoupin, Madison | 49 min |
| Sep 6, 6:07 PM CDT | Severe Thunderstorm Warning | ILX | Macon | 38 min |
| Sep 6, 6:37 PM CDT | Severe Thunderstorm Warning | DVN | Hancock | 53 min |
| Sep 6, 7:10 PM CDT | Severe Thunderstorm Warning | LSX | Calhoun | 50 min |
| Sep 6, 7:11 PM CDT | Severe Thunderstorm Warning | LOT | DuPage, Kendall, Will | 34 min |
| Sep 6, 7:41 PM CDT | Severe Thunderstorm Warning | ILX | Scott | 34 min |
| Sep 6, 8:10 PM CDT | Severe Thunderstorm Warning | ILX | Cass, Morgan | 35 min |
| Sep 7, 2:03 AM CDT | Severe Thunderstorm Warning | DVN | Carroll, Whiteside | 47 min |
| Sep 7, 3:20 PM CDT | Severe Thunderstorm Warning | PAH | Saline | 25 min |
| Sep 7, 6:15 PM CDT | Severe Thunderstorm Watch | SPC | Boone, Carroll, DeKalb, Jo Daviess, Kane, Lee and 5 more | 6 hr |
| Sep 7, 6:58 PM CDT | Severe Thunderstorm Warning | DVN | Stephenson | 62 min |
| Sep 7, 7:08 PM CDT | Severe Thunderstorm Warning | DVN | Carroll | 67 min |
| Sep 7, 7:45 PM CDT | Severe Thunderstorm Warning | LOT | Winnebago | 30 min |
| Sep 7, 8:45 PM CDT | Severe Thunderstorm Watch | SPC | Henderson, Henry, Mercer, Rock Island, Warren | 4 hr |
| Sep 7, 8:45 PM CDT | Severe Thunderstorm Watch | SPC | Adams, Brown, Fulton, Hancock, McDonough, Pike and 1 more | 5 hr |
| Sep 7, 11:00 PM CDT | Severe Thunderstorm Watch | SPC | Bureau, Carroll, Henderson, Henry, Jo Daviess, Knox and 10 more | 4 hr |
| Sep 8, 10:19 PM CDT | Severe Thunderstorm Warning | LSX | Saint Clair | 41 min |
| Sep 8, 10:19 PM CDT | Severe Thunderstorm Warning | LSX | Monroe | 41 min |
| Sep 8, 10:56 PM CDT | Severe Thunderstorm Warning | LSX | Madison | 34 min |
| Sep 9, 12:55 AM CDT | Severe Thunderstorm Warning | PAH | Jefferson | 50 min |
| Sep 18, 2:30 PM CDT | Severe Thunderstorm Watch | SPC | Alexander, Bond, Clay, Clinton, Crawford, Edwards and 26 more | 6 hr |
| Sep 20, 3:43 PM CDT | Severe Thunderstorm Warning | LSX | Pike | 47 min |
| Sep 20, 4:26 PM CDT | Severe Thunderstorm Warning | LSX | Pike | 34 min |
| Sep 20, 5:15 PM CDT | Severe Thunderstorm Watch | SPC | Carroll, Henderson, Jo Daviess, Mercer, Rock Island, Stephenson and 1 more | 6 hr |
| Sep 20, 5:45 PM CDT | Severe Thunderstorm Watch | SPC | Hancock | 5 hr |
| Sep 20, 6:45 PM CDT | Severe Thunderstorm Watch | SPC | Adams, Brown, Calhoun, Cass, Christian, DeWitt and 18 more | 4 hr |
| Sep 20, 7:41 PM CDT | Severe Thunderstorm Warning | LSX | Adams | 34 min |
| Sep 20, 8:23 PM CDT | Severe Thunderstorm Warning | DVN | Henderson, Mercer | 37 min |
| Sep 23, 2:41 PM CDT | Severe Thunderstorm Warning | PAH | Alexander | 34 min |
| Sep 23, 3:15 PM CDT | Severe Thunderstorm Watch | SPC | Alexander, Gallatin, Hardin, Johnson, Massac, Pope and 5 more | 5 hr |
| Sep 23, 3:39 PM CDT | Severe Thunderstorm Warning | PAH | Massac | 21 min |
| Sep 23, 4:19 PM CDT | Severe Thunderstorm Warning | PAH | Massac | 26 min |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
| Product | Alerts |
|---|---|
| Severe storms | |
| Severe Thunderstorm Warning | 25 |
| Severe Thunderstorm Watch | 9 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Carroll County5
- Hancock County4
- Whiteside County4
- Stephenson County4
- Henderson County4
- Mercer County4
- Pike County4
- Massac County4
- Macoupin County3
- Saline County3
- Jo Daviess County3
- Winnebago County3
- Rock Island County3
- Adams County3
- Alexander County3
- McHenry County2
- Madison County2
- Macon County2
- Calhoun County2
- Scott County2
- Cass County2
- Morgan County2
- Lee County2
- Ogle County2
- Henry County2
- Warren County2
- Brown County2
- Fulton County2
- McDonough County2
- Schuyler County2
- Jefferson County2
- Gallatin County2
- Hardin County2
- Johnson County2
- Pope County2
- Pulaski County2
- Union County2
- White County2
- Williamson County2
- Lake County1
43 more counties
- DuPage County1
- Kendall County1
- Will County1
- Boone County1
- DeKalb County1
- Kane County1
- Bureau County1
- Knox County1
- Peoria County1
- Stark County1
- Saint Clair County1
- Monroe County1
- Bond County1
- Clay County1
- Clinton County1
- Crawford County1
- Edwards County1
- Effingham County1
- Fayette County1
- Franklin County1
- Hamilton County1
- Jackson County1
- Jasper County1
- Lawrence County1
- Marion County1
- Montgomery County1
- Perry County1
- Randolph County1
- Richland County1
- Wabash County1
- Washington County1
- Wayne County1
- Christian County1
- DeWitt County1
- Greene County1
- Jersey County1
- Logan County1
- McLean County1
- Mason County1
- Menard County1
- Piatt County1
- Sangamon County1
- Tazewell 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. Rebuilt daily.