Alert archive / Illinois / Special Weather Statements / 2011
Special Weather Statements in Illinois, March 2011
17 special weather statements in March 2011. 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 special weather statements reaches back to 2006.
Special Weather Statements by county
Each county as a circle sized by its count in March 2011. Tap one for its archive.
- Special Weather Statements
- 17
- Busiest day
- March 22, 20116 special weather statements
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 |
|---|---|---|---|---|
| Mar 4, 5:32 PM CST | Special Weather Statement | ILX | Morgan, Sangamon, Scott | 58 min |
| Mar 20, 2:51 PM CDT | Special Weather Statement | LOT | Boone, McHenry | 24 min |
| Mar 20, 3:16 PM CDT | Special Weather Statement | LOT | Lake, McHenry | 44 min |
| Mar 20, 4:04 PM CDT | Special Weather Statement | LOT | Lake | 26 min |
| Mar 20, 4:30 PM CDT | Special Weather Statement | LOT | Lake | 15 min |
| Mar 20, 9:31 PM CDT | Special Weather Statement | DVN | Henderson | 44 min |
| Mar 22, 12:30 AM CDT | Special Weather Statement | DVN | Whiteside | 60 min |
| Mar 22, 12:47 AM CDT | Special Weather Statement | DVN | Whiteside | 58 min |
| Mar 22, 12:55 AM CDT | Special Weather Statement | LOT | Lee | 65 min |
| Mar 22, 2:39 AM CDT | Special Weather Statement | LOT | Grundy | 36 min |
| Mar 22, 2:23 PM CDT | Special Weather Statement | DVN | Carroll, Jo Daviess | 52 min |
| Mar 22, 6:19 PM CDT | Special Weather Statement | DVN | Mercer, Rock Island | 56 min |
| Mar 22, 10:59 PM CDT | Special Weather Statement | DVN | Carroll, Jo Daviess, Mercer, Rock Island, Stephenson | 61 min |
| Mar 22, 11:48 PM CDT | Special Weather Statement | ILX | Knox | 57 min |
| Mar 23, 12:00 AM CDT | Special Weather Statement | LOT | Boone, Lee, Ogle, Winnebago | 30 min |
| Mar 23, 12:18 AM CDT | Special Weather Statement | ILX | Marshall, Stark | 57 min |
| Mar 23, 2:26 AM CDT | Special Weather Statement | ILX | Cass, Morgan, Scott | 79 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Lake County3
- Morgan County2
- Scott County2
- Boone County2
- McHenry County2
- Whiteside County2
- Lee County2
- Carroll County2
- Jo Daviess County2
- Mercer County2
- Rock Island County2
- Sangamon County1
- Henderson County1
- Grundy County1
- Stephenson County1
- Knox County1
- Ogle County1
- Winnebago County1
- Marshall County1
- Stark County1
- Cass County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20102012
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.