Alert archive / Illinois / 1997
Weather alerts in Illinois, September 1997
18 weather alerts in September 1997, 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 September 1997. Tap one for its archive.
- Alerts
- 18
- Warnings
- 15
- Watches
- 3
- Advisories
- 0
- Busiest day
- September 17, 19979 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 |
|---|---|---|---|---|
| Sep 2, 5:23 PM CDT | Severe Thunderstorm Warning | LSX | Clinton | 52 min |
| Sep 8, 11:54 AM CDT | Severe Thunderstorm Warning | PAH | Franklin, Saline | 36 min |
| Sep 8, 3:00 PM CDT | Flash Flood Warning | ILX | Mason, Tazewell | 2 hr |
| Sep 16, 5:45 PM CDT | Severe Thunderstorm Watch | SPC | Boone, Bureau, Carroll, DeKalb, Henderson, Henry and 18 more | 6 hr |
| Sep 16, 6:47 PM CDT | Severe Thunderstorm Warning | DVN | Jo Daviess | 48 min |
| Sep 16, 7:50 PM CDT | Severe Thunderstorm Warning | DVN | Mercer, Rock Island | 50 min |
| Sep 16, 8:29 PM CDT | Severe Thunderstorm Warning | DVN | Henry | 46 min |
| Sep 16, 8:34 PM CDT | Severe Thunderstorm Warning | DVN | Whiteside | 46 min |
| Sep 16, 8:40 PM CDT | Severe Thunderstorm Warning | DVN | Carroll, Stephenson | 50 min |
| Sep 16, 8:51 PM CDT | Severe Thunderstorm Warning | LOT | Ogle, Winnebago | 54 min |
| Sep 16, 8:54 PM CDT | Severe Thunderstorm Warning | LOT | Lee | 56 min |
| Sep 16, 10:09 PM CDT | Severe Thunderstorm Warning | ILX | Peoria, Stark | 36 min |
| Sep 16, 10:22 PM CDT | Severe Thunderstorm Warning | ILX | Marshall, Woodford | 38 min |
| Sep 16, 10:46 PM CDT | Severe Thunderstorm Warning | DVN | Putnam | 34 min |
| Sep 19, 11:00 AM CDT | Severe Thunderstorm Watch | SPC | Boone, Bureau, Carroll, Cook, DeKalb, DuPage and 19 more | 5 hr |
| Sep 19, 4:00 PM CDT | Severe Thunderstorm Watch | SPC | Bureau, Champaign, DeWitt, Ford, Grundy, Iroquois and 16 more | 5 hr |
| Sep 19, 8:00 PM CDT | Severe Thunderstorm Warning | ILX | DeWitt | 30 min |
| Sep 19, 8:17 PM CDT | Severe Thunderstorm Warning | ILX | McLean | 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 | 14 |
| Severe Thunderstorm Watch | 3 |
| Flooding | |
| Flash Flood Warning | 1 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Marshall County4
- Putnam County4
- Stark County4
- Bureau County3
- Carroll County3
- Henry County3
- Jo Daviess County3
- LaSalle County3
- Lee County3
- Mercer County3
- Ogle County3
- Peoria County3
- Rock Island County3
- Stephenson County3
- Whiteside County3
- Winnebago County3
- Woodford County3
- Mason County2
- Tazewell County2
- Boone County2
- DeKalb County2
- Kane County2
- McHenry County2
- Grundy County2
- Will County2
- DeWitt County2
- McLean County2
- Clinton County1
- Franklin County1
- Saline County1
- Henderson County1
- Knox County1
- Warren County1
- Cook County1
- DuPage County1
- Kendall County1
- Lake County1
- Champaign County1
- Ford County1
- Iroquois County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive19961998
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.