Alert archive / Illinois / Williamson County
Weather alerts in Williamson County, Illinois, 1998
36 weather alerts in 1998, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Williamson County and its neighbors
Each county as a circle sized by its count in 1998. Tap one for its archive.
- Alerts
- 36
- Warnings
- 16
- Watches
- 20
- Advisories
- 0
- Busiest month
- June16 alerts
- Busiest day
- April 16, 19984 alerts
Over time
By month
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 | Lasted |
|---|---|---|---|
| Mar 27, 8:45 PM CST | Severe Thunderstorm Watch | SPC | 4 hr |
| Mar 28, 12:06 AM CST | Severe Thunderstorm Warning | PAH | 24 min |
| Mar 28, 1:00 AM CST | Tornado Watch | SPC | 4 hr |
| Apr 13, 6:30 PM CDT | Tornado Watch | SPC | 5 hr |
| Apr 15, 4:30 PM CDT | Tornado Watch | SPC | 7 hr |
| Apr 15, 9:30 PM CDT | Tornado Warning | PAH | 45 min |
| Apr 15, 10:20 PM CDT | Flash Flood Warning | PAH | 3 hr |
| Apr 15, 11:00 PM CDT | Tornado Watch | SPC | 5 hr |
| Apr 16, 1:14 AM CDT | Flash Flood Warning | PAH | 4 hr |
| May 2, 2:00 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| May 2, 3:57 PM CDT | Severe Thunderstorm Warning | PAH | 48 min |
| May 21, 11:30 AM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| May 21, 3:18 PM CDT | Severe Thunderstorm Warning | PAH | 42 min |
| May 21, 4:00 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| May 22, 5:30 PM CDT | Tornado Watch | SPC | 6 hr |
| May 23, 3:15 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| May 25, 3:15 AM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| May 31, 3:00 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| May 31, 3:20 PM CDT | Severe Thunderstorm Warning | PAH | 40 min |
| Jun 9, 6:55 PM CDT | Severe Thunderstorm Warning | PAH | 35 min |
| Jun 12, 4:30 PM CDT | Tornado Watch | SPC | 5 hr |
| Jun 12, 7:42 PM CDT | Tornado Warning | PAH | 48 min |
| Jun 12, 9:11 PM CDT | Severe Thunderstorm Warning | PAH | 49 min |
| Jun 14, 6:45 AM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 14, 3:00 PM CDT | Tornado Watch | SPC | 7 hr |
| Jun 14, 5:30 PM CDT | Severe Thunderstorm Warning | PAH | 60 min |
| Jun 18, 10:30 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 20, 12:00 AM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jun 20, 2:57 AM CDT | Severe Thunderstorm Warning | PAH | 48 min |
| Jun 22, 11:30 AM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 29, 6:00 PM CDT | Tornado Watch | SPC | 6 hr |
| Jun 29, 9:32 PM CDT | Severe Thunderstorm Warning | PAH | 43 min |
| Jun 29, 10:27 PM CDT | Severe Thunderstorm Warning | PAH | 48 min |
| Jun 29, 10:43 PM CDT | Flash Flood Warning | PAH | 3 hr |
| Jun 30, 12:37 AM CDT | Flash Flood Warning | PAH | 4 hr |
| Nov 10, 6:00 AM CST | Tornado Watch | SPC | 5 hr |
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 | 10 |
| Tornado Warning | 2 |
| Severe Thunderstorm Watch | 11 |
| Tornado Watch | 9 |
| Flooding | |
| Flash Flood Warning | 4 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive19971999
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.