Alert archive / Illinois / Severe Thunderstorm Warnings / 1999
Severe Thunderstorm Warnings in Illinois, January 1999
24 severe thunderstorm warnings in January 1999. 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 January 1999. Tap one for its archive.
- Severe Thunderstorm Warnings
- 24
- Busiest day
- January 22, 199911 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 |
|---|---|---|---|---|
| Jan 17, 5:59 PM CST | Severe Thunderstorm Warning | PAH | Pulaski, Union | 31 min |
| Jan 17, 6:05 PM CST | Severe Thunderstorm Warning | PAH | Massac | 55 min |
| Jan 17, 6:13 PM CST | Severe Thunderstorm Warning | PAH | Pope | 57 min |
| Jan 17, 6:13 PM CST | Severe Thunderstorm Warning | PAH | Johnson | 57 min |
| Jan 17, 6:35 PM CST | Severe Thunderstorm Warning | PAH | Hardin, Saline | 55 min |
| Jan 21, 2:54 PM CST | Severe Thunderstorm Warning | LSX | Washington | 46 min |
| Jan 21, 3:15 PM CST | Severe Thunderstorm Warning | LSX | Marion | 50 min |
| Jan 21, 3:15 PM CST | Severe Thunderstorm Warning | PAH | Jefferson | 30 min |
| Jan 21, 4:32 PM CST | Severe Thunderstorm Warning | ILX | Clay | 28 min |
| Jan 21, 4:45 PM CST | Severe Thunderstorm Warning | ILX | Schuyler | 15 min |
| Jan 21, 5:13 PM CST | Severe Thunderstorm Warning | PAH | Alexander, Union | 47 min |
| Jan 21, 5:26 PM CST | Severe Thunderstorm Warning | ILX | Jasper | 19 min |
| Jan 21, 5:57 PM CST | Severe Thunderstorm Warning | ILX | Champaign | 18 min |
| Jan 21, 6:53 PM CST | Severe Thunderstorm Warning | LSX | Marion | 47 min |
| Jan 21, 7:47 PM CST | Severe Thunderstorm Warning | ILX | Cumberland | 13 min |
| Jan 21, 10:07 PM CST | Severe Thunderstorm Warning | PAH | Franklin | 33 min |
| Jan 22, 12:05 AM CST | Severe Thunderstorm Warning | PAH | Johnson, Williamson | 55 min |
| Jan 22, 12:15 AM CST | Severe Thunderstorm Warning | PAH | Massac | 45 min |
| Jan 22, 12:32 AM CST | Severe Thunderstorm Warning | PAH | Union | 28 min |
| Jan 22, 12:53 AM CST | Severe Thunderstorm Warning | PAH | Massac | 37 min |
| Jan 22, 1:06 AM CST | Severe Thunderstorm Warning | PAH | Johnson, Pope | 39 min |
| Jan 22, 1:30 AM CST | Severe Thunderstorm Warning | PAH | Gallatin, Hardin, Saline | 30 min |
| Jan 22, 1:45 AM CST | Severe Thunderstorm Warning | PAH | White | 45 min |
| Jan 22, 1:49 AM CST | Severe Thunderstorm Warning | PAH | Pope | 41 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Union County3
- Massac County3
- Pope County3
- Johnson County3
- Hardin County2
- Saline County2
- Marion County2
- Pulaski County1
- Washington County1
- Jefferson County1
- Clay County1
- Schuyler County1
- Alexander County1
- Jasper County1
- Champaign County1
- Cumberland County1
- Franklin County1
- Williamson County1
- Gallatin County1
- White County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive19982000
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.