Alert archive / Illinois / Severe Thunderstorm Warnings / 1991
Severe Thunderstorm Warnings in Illinois, March 1991
46 severe thunderstorm warnings in March 1991. 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 warnings reaches back to 1986.
Severe Thunderstorm Warnings by county
Each county as a circle sized by its count in March 1991. Tap one for its archive.
- Severe Thunderstorm Warnings
- 46
- Busiest day
- March 27, 199132 severe thunderstorm warnings
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 12, 5:19 PM CST | Severe Thunderstorm Warning | LSX | Pike | 41 min |
| Mar 17, 4:20 PM CST | Severe Thunderstorm Warning | LSX | Monroe, Saint Clair | 25 min |
| Mar 17, 4:20 PM CST | Severe Thunderstorm Warning | LSX | Madison | 25 min |
| Mar 21, 3:22 PM CST | Severe Thunderstorm Warning | LSX | Randolph | 38 min |
| Mar 21, 3:31 PM CST | Severe Thunderstorm Warning | LSX | Madison | 44 min |
| Mar 21, 10:44 PM CST | Severe Thunderstorm Warning | IND | Crawford | 31 min |
| Mar 22, 3:18 PM CST | Severe Thunderstorm Warning | PAH | Jackson | 27 min |
| Mar 22, 8:25 PM CST | Severe Thunderstorm Warning | DVN | Henry, Whiteside | 65 min |
| Mar 22, 8:25 PM CST | Severe Thunderstorm Warning | DVN | Rock Island | 45 min |
| Mar 22, 8:30 PM CST | Severe Thunderstorm Warning | ILX | Knox, Warren | 25 min |
| Mar 22, 9:15 PM CST | Severe Thunderstorm Warning | DVN | Jo Daviess | 60 min |
| Mar 22, 9:47 PM CST | Severe Thunderstorm Warning | ILX | McLean | 33 min |
| Mar 22, 9:59 PM CST | Severe Thunderstorm Warning | LOT | Livingston | 61 min |
| Mar 22, 10:23 PM CST | Severe Thunderstorm Warning | LOT | Grundy, Kankakee, Will | 52 min |
| Mar 26, 9:15 PM CST | Severe Thunderstorm Warning | ILX | Hancock | 60 min |
| Mar 26, 9:15 PM CST | Severe Thunderstorm Warning | ILX | McDonough | 105 min |
| Mar 26, 10:25 PM CST | Severe Thunderstorm Warning | ILX | Fulton | 65 min |
| Mar 26, 10:36 PM CST | Severe Thunderstorm Warning | ILX | Peoria | 2 hr |
| Mar 26, 11:04 PM CST | Severe Thunderstorm Warning | ILX | Tazewell, Woodford | 56 min |
| Mar 26, 11:32 PM CST | Severe Thunderstorm Warning | ILX | Marshall | 58 min |
| Mar 26, 11:48 PM CST | Severe Thunderstorm Warning | LOT | Grundy, LaSalle | 42 min |
| Mar 26, 11:48 PM CST | Severe Thunderstorm Warning | LOT | Livingston | 57 min |
| Mar 26, 11:48 PM CST | Severe Thunderstorm Warning | LOT | Will | 57 min |
| Mar 26, 11:55 PM CST | Severe Thunderstorm Warning | ILX | Knox, Warren | 65 min |
| Mar 27, 12:24 AM CST | Severe Thunderstorm Warning | DVN | Henry | 36 min |
| Mar 27, 12:32 AM CST | Severe Thunderstorm Warning | ILX | Bureau | 28 min |
| Mar 27, 1:00 AM CST | Severe Thunderstorm Warning | LOT | Grundy, LaSalle, Livingston | 60 min |
| Mar 27, 2:17 AM CST | Severe Thunderstorm Warning | LOT | Cook, Will | 43 min |
| Mar 27, 5:48 AM CST | Severe Thunderstorm Warning | DVN | Henry | 27 min |
| Mar 27, 7:41 AM CST | Severe Thunderstorm Warning | LOT | Cook, Lake | 34 min |
| Mar 27, 12:09 PM CST | Severe Thunderstorm Warning | ILX | Henderson, Warren | 66 min |
| Mar 27, 12:51 PM CST | Severe Thunderstorm Warning | DVN | Henry, Whiteside | 69 min |
| Mar 27, 1:04 PM CST | Severe Thunderstorm Warning | ILX | Carroll, Stephenson | 26 min |
| Mar 27, 1:26 PM CST | Severe Thunderstorm Warning | DVN | Henry | 54 min |
| Mar 27, 1:26 PM CST | Severe Thunderstorm Warning | DVN | Mercer | 64 min |
| Mar 27, 1:31 PM CST | Severe Thunderstorm Warning | ILX | Lee, Ogle, Stephenson, Winnebago | 44 min |
| Mar 27, 2:07 PM CST | Severe Thunderstorm Warning | ILX | Boone | 53 min |
| Mar 27, 2:07 PM CST | Severe Thunderstorm Warning | ILX | Lee | 53 min |
| Mar 27, 2:13 PM CST | Severe Thunderstorm Warning | LOT | McHenry | 62 min |
| Mar 27, 2:25 PM CST | Severe Thunderstorm Warning | ILX | Peoria | 35 min |
| Mar 27, 2:44 PM CST | Severe Thunderstorm Warning | ILX | Marshall, Putnam | 31 min |
| Mar 27, 3:00 PM CST | Severe Thunderstorm Warning | ILX | Peoria | 30 min |
| Mar 27, 3:04 PM CST | Severe Thunderstorm Warning | LOT | Lake | 26 min |
| Mar 27, 3:13 PM CST | Severe Thunderstorm Warning | ILX | Marshall, Woodford | 22 min |
| Mar 27, 3:18 PM CST | Severe Thunderstorm Warning | ILX | DeKalb | 27 min |
| Mar 27, 3:23 PM CST | Severe Thunderstorm Warning | LOT | Cook, Lake | 52 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Henry County5
- Warren County3
- Livingston County3
- Grundy County3
- Will County3
- Peoria County3
- Marshall County3
- Cook County3
- Lake County3
- Madison County2
- Whiteside County2
- Knox County2
- Woodford County2
- LaSalle County2
- Stephenson County2
- Lee County2
- Pike County1
- Monroe County1
- Saint Clair County1
- Randolph County1
- Crawford County1
- Jackson County1
- Rock Island County1
- Jo Daviess County1
- McLean County1
- Kankakee County1
- Hancock County1
- McDonough County1
- Fulton County1
- Tazewell County1
- Bureau County1
- Henderson County1
- Carroll County1
- Mercer County1
- Ogle County1
- Winnebago County1
- Boone County1
- McHenry County1
- Putnam County1
- DeKalb County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive19901992
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.