Alert archive / Illinois / 2002
Weather alerts in Illinois, December 2002
9 weather alerts in December 2002, 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 December 2002. Tap one for its archive.
- Alerts
- 9
- Warnings
- 4
- Watches
- 5
- Advisories
- 0
- Busiest day
- December 18, 20029 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 |
|---|---|---|---|---|
| Dec 17, 10:40 PM CST | Tornado Watch | SPC | Calhoun, Cass, Greene, Jersey, Macoupin, Madison and 7 more | 5 hr |
| Dec 17, 11:22 PM CST | Tornado Warning | LSX | Calhoun, Greene, Jersey | 23 min |
| Dec 17, 11:50 PM CST | Tornado Warning | LSX | Greene | 40 min |
| Dec 18, 2:15 AM CST | Severe Thunderstorm Watch | SPC | Adams, Hancock, Henderson | 6 hr |
| Dec 18, 3:30 AM CST | Tornado Watch | SPC | Calhoun, Greene, Jersey, Macoupin, Madison, Monroe and 3 more | 5 hr |
| Dec 18, 9:30 AM CST | Tornado Watch | SPC | Adams | 6 hr |
| Dec 18, 4:35 PM CST | Tornado Watch | SPC | Calhoun, Cass, Christian, DeWitt, Greene, Jersey and 8 more | 5 hr |
| Dec 18, 4:44 PM CST | Severe Thunderstorm Warning | ILX | Morgan, Scott | 46 min |
| Dec 18, 4:47 PM CST | Tornado Warning | LSX | Greene | 28 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 | 1 |
| Tornado Warning | 3 |
| Severe Thunderstorm Watch | 1 |
| Tornado Watch | 4 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Greene County6
- Calhoun County4
- Jersey County4
- Morgan County4
- Scott County4
- Macoupin County3
- Cass County2
- Madison County2
- Menard County2
- Monroe County2
- Saint Clair County2
- Adams County2
- Pike County1
- Randolph County1
- Hancock County1
- Henderson County1
- Christian County1
- DeWitt County1
- Logan County1
- Macon County1
- Mason County1
- Sangamon County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20012003
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.