Alert archive / Illinois / 1997
Weather alerts in Illinois, August 1997
90 weather alerts in August 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 August 1997. Tap one for its archive.
- Alerts
- 90
- Warnings
- 87
- Watches
- 3
- Advisories
- 0
- Busiest day
- August 24, 199723 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 |
|---|---|---|---|---|
| Aug 3, 2:15 PM CDT | Severe Thunderstorm Watch | SPC | Brown, Bureau, Carroll, Cass, Fulton, Hancock and 24 more | 6 hr |
| Aug 3, 2:53 PM CDT | Severe Thunderstorm Warning | DVN | Jo Daviess | 62 min |
| Aug 3, 3:47 PM CDT | Severe Thunderstorm Warning | DVN | Rock Island | 63 min |
| Aug 3, 3:51 PM CDT | Tornado Warning | DVN | Rock Island | 49 min |
| Aug 3, 4:01 PM CDT | Severe Thunderstorm Warning | DVN | Henry | 64 min |
| Aug 3, 4:23 PM CDT | Severe Thunderstorm Warning | ILX | Knox, Stark | 52 min |
| Aug 3, 4:50 PM CDT | Tornado Warning | ILX | Knox | 65 min |
| Aug 3, 5:02 PM CDT | Severe Thunderstorm Warning | ILX | Peoria | 63 min |
| Aug 3, 5:07 PM CDT | Tornado Warning | ILX | Peoria | 53 min |
| Aug 3, 8:04 PM CDT | Severe Thunderstorm Warning | LOT | Cook, DuPage | 26 min |
| Aug 3, 9:05 PM CDT | Severe Thunderstorm Warning | LOT | Cook, Will | 55 min |
| Aug 3, 9:48 PM CDT | Severe Thunderstorm Warning | LOT | Kankakee | 32 min |
| Aug 3, 10:41 PM CDT | Severe Thunderstorm Warning | DVN | Hancock | 49 min |
| Aug 4, 12:05 AM CDT | Severe Thunderstorm Warning | ILX | Sangamon | 45 min |
| Aug 4, 2:44 PM CDT | Severe Thunderstorm Warning | LOT | Lake, McHenry | 46 min |
| Aug 4, 3:49 PM CDT | Severe Thunderstorm Warning | ILX | Woodford | 56 min |
| Aug 4, 4:38 PM CDT | Severe Thunderstorm Warning | ILX | McLean | 37 min |
| Aug 4, 4:41 PM CDT | Severe Thunderstorm Warning | LOT | Will | 49 min |
| Aug 4, 4:54 PM CDT | Severe Thunderstorm Warning | DVN | Carroll, Jo Daviess | 36 min |
| Aug 4, 4:58 PM CDT | Severe Thunderstorm Warning | LOT | Kankakee | 62 min |
| Aug 4, 5:13 PM CDT | Severe Thunderstorm Warning | DVN | Carroll | 47 min |
| Aug 4, 5:43 PM CDT | Severe Thunderstorm Warning | LOT | LaSalle | 32 min |
| Aug 4, 5:53 PM CDT | Severe Thunderstorm Warning | LOT | Iroquois | 67 min |
| Aug 4, 6:02 PM CDT | Severe Thunderstorm Warning | LOT | Livingston | 58 min |
| Aug 4, 6:10 PM CDT | Severe Thunderstorm Warning | DVN | Putnam | 50 min |
| Aug 4, 6:16 PM CDT | Severe Thunderstorm Warning | LOT | LaSalle, Livingston | 59 min |
| Aug 4, 6:53 PM CDT | Severe Thunderstorm Warning | LOT | Ford | 52 min |
| Aug 4, 8:09 PM CDT | Severe Thunderstorm Warning | ILX | Vermilion | 51 min |
| Aug 15, 4:01 AM CDT | Severe Thunderstorm Warning | ILX | Menard, Sangamon | 44 min |
| Aug 15, 4:25 AM CDT | Severe Thunderstorm Warning | ILX | Logan | 35 min |
| Aug 15, 5:08 AM CDT | Severe Thunderstorm Warning | ILX | DeWitt, McLean | 37 min |
| Aug 16, 1:49 AM CDT | Severe Thunderstorm Warning | LOT | Livingston | 26 min |
| Aug 16, 2:42 AM CDT | Severe Thunderstorm Warning | ILX | Knox | 48 min |
| Aug 16, 5:15 PM CDT | Severe Thunderstorm Watch | SPC | Boone, Bureau, Carroll, Cook, DeKalb, DuPage and 29 more | 6 hr |
| Aug 16, 5:58 PM CDT | Tornado Warning | DVN | Whiteside | 62 min |
| Aug 16, 6:05 PM CDT | Severe Thunderstorm Warning | LOT | Cook | 25 min |
| Aug 16, 7:02 PM CDT | Severe Thunderstorm Warning | LOT | DeKalb | 28 min |
| Aug 16, 7:09 PM CDT | Tornado Warning | DVN | Rock Island | 46 min |
| Aug 16, 7:24 PM CDT | Tornado Warning | DVN | Whiteside | 46 min |
| Aug 16, 7:29 PM CDT | Flash Flood Warning | LOT | Cook | 3 hr |
| Aug 16, 7:55 PM CDT | Tornado Warning | DVN | Rock Island | 35 min |
| Aug 16, 8:07 PM CDT | Severe Thunderstorm Warning | LOT | Grundy, Kendall, Will | 68 min |
| Aug 16, 8:07 PM CDT | Severe Thunderstorm Warning | LOT | LaSalle | 68 min |
| Aug 16, 8:10 PM CDT | Tornado Warning | DVN | Whiteside | 30 min |
| Aug 16, 8:23 PM CDT | Tornado Warning | DVN | Henry | 62 min |
| Aug 16, 8:30 PM CDT | Severe Thunderstorm Warning | ILX | Knox, Stark | 45 min |
| Aug 16, 9:02 PM CDT | Severe Thunderstorm Warning | LOT | Kankakee | 28 min |
| Aug 16, 9:11 PM CDT | Severe Thunderstorm Warning | DVN | Bureau, Putnam | 49 min |
| Aug 16, 9:15 PM CDT | Severe Thunderstorm Warning | ILX | Knox, Stark | 45 min |
| Aug 16, 9:25 PM CDT | Severe Thunderstorm Warning | DVN | Henry | 65 min |
| Aug 17, 12:23 AM CDT | Flash Flood Warning | DVN | Bureau, Henry | 8 hr |
| Aug 17, 12:23 AM CDT | Flash Flood Warning | DVN | Mercer | 8 hr |
| Aug 17, 1:05 AM CDT | Flash Flood Warning | LOT | Ford | 6 hr |
| Aug 17, 1:17 AM CDT | Flash Flood Warning | ILX | Marshall, Woodford | 4 hr |
| Aug 17, 2:45 AM CDT | Flash Flood Warning | LOT | Livingston | 6 hr |
| Aug 17, 3:45 AM CDT | Flash Flood Warning | ILX | Macon, Piatt | 4 hr |
| Aug 17, 3:45 AM CDT | Flash Flood Warning | ILX | Champaign | 4 hr |
| Aug 24, 10:35 AM CDT | Severe Thunderstorm Warning | ILX | Macon | 25 min |
| Aug 24, 12:32 PM CDT | Severe Thunderstorm Warning | ILX | Douglas | 28 min |
| Aug 24, 12:48 PM CDT | Severe Thunderstorm Warning | ILX | Coles | 27 min |
| Aug 24, 1:17 PM CDT | Severe Thunderstorm Warning | ILX | Stark | 43 min |
| Aug 24, 1:26 PM CDT | Severe Thunderstorm Warning | ILX | Clark, Coles, Edgar | 49 min |
| Aug 24, 1:52 PM CDT | Severe Thunderstorm Warning | ILX | Woodford | 38 min |
| Aug 24, 2:00 PM CDT | Severe Thunderstorm Watch | SPC | Adams, Bond, Brown, Cass, Christian, Clark and 38 more | 6 hr |
| Aug 24, 2:04 PM CDT | Severe Thunderstorm Warning | ILX | Peoria | 41 min |
| Aug 24, 2:51 PM CDT | Tornado Warning | ILX | Logan, Tazewell | 39 min |
| Aug 24, 3:17 PM CDT | Severe Thunderstorm Warning | ILX | Tazewell | 43 min |
| Aug 24, 3:27 PM CDT | Severe Thunderstorm Warning | ILX | DeWitt, Logan, McLean | 48 min |
| Aug 24, 3:54 PM CDT | Severe Thunderstorm Warning | ILX | Macon | 36 min |
| Aug 24, 4:09 PM CDT | Tornado Warning | ILX | Logan | 51 min |
| Aug 24, 4:24 PM CDT | Tornado Warning | ILX | Christian, Macon, Shelby | 36 min |
| Aug 24, 4:39 PM CDT | Severe Thunderstorm Warning | DVN | Henderson, Warren | 46 min |
| Aug 24, 5:01 PM CDT | Severe Thunderstorm Warning | ILX | Christian, Shelby | 44 min |
| Aug 24, 5:25 PM CDT | Tornado Warning | ILX | Mason, Menard | 35 min |
| Aug 24, 5:28 PM CDT | Severe Thunderstorm Warning | ILX | Champaign | 32 min |
| Aug 24, 5:43 PM CDT | Tornado Warning | DVN | Hancock | 32 min |
| Aug 24, 6:06 PM CDT | Severe Thunderstorm Warning | ILX | Mason, Menard | 39 min |
| Aug 24, 6:12 PM CDT | Tornado Warning | DVN | Hancock | 33 min |
| Aug 24, 6:21 PM CDT | Severe Thunderstorm Warning | ILX | Sangamon | 39 min |
| Aug 24, 6:51 PM CDT | Severe Thunderstorm Warning | ILX | Cass, Mason, Menard | 39 min |
| Aug 24, 7:01 PM CDT | Severe Thunderstorm Warning | ILX | Sangamon | 44 min |
| Aug 24, 7:10 PM CDT | Severe Thunderstorm Warning | ILX | Moultrie, Piatt | 50 min |
| Aug 24, 7:21 PM CDT | Severe Thunderstorm Warning | ILX | Coles | 39 min |
| Aug 24, 7:47 PM CDT | Severe Thunderstorm Warning | LSX | Adams | 58 min |
| Aug 24, 7:57 PM CDT | Severe Thunderstorm Warning | ILX | Coles, Moultrie | 33 min |
| Aug 24, 8:25 PM CDT | Severe Thunderstorm Warning | ILX | Douglas | 35 min |
| Aug 24, 8:45 PM CDT | Severe Thunderstorm Warning | LSX | Adams | 60 min |
| Aug 24, 8:52 PM CDT | Severe Thunderstorm Warning | ILX | Edgar | 38 min |
| Aug 25, 5:02 PM CDT | Severe Thunderstorm Warning | LSX | Washington | 28 min |
| Aug 25, 5:27 PM CDT | Severe Thunderstorm Warning | LSX | Randolph | 48 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 | 64 |
| Tornado Warning | 15 |
| Severe Thunderstorm Watch | 3 |
| Flooding | |
| Flash Flood Warning | 8 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Knox County7
- Henry County6
- Livingston County6
- Logan County6
- Menard County6
- Rock Island County6
- Sangamon County6
- Stark County6
- Hancock County5
- LaSalle County5
- McLean County5
- Mason County5
- Peoria County5
- Whiteside County5
- Woodford County5
- Cook County5
- Macon County5
- Coles County5
- Bureau County4
- Carroll County4
- Henderson County4
- Putnam County4
- Tazewell County4
- Warren County4
- Will County4
- Kankakee County4
- Cass County3
- Marshall County3
- Mercer County3
- Jo Daviess County3
- Ford County3
- DeWitt County3
- Piatt County3
- Douglas County3
- Edgar County3
- Adams County3
- Christian County3
- Moultrie County3
- Shelby County3
- Brown County2
41 more counties
- Fulton County2
- McDonough County2
- Morgan County2
- Schuyler County2
- Scott County2
- DuPage County2
- Lake County2
- McHenry County2
- Iroquois County2
- DeKalb County2
- Grundy County2
- Kendall County2
- Champaign County2
- Clark County2
- Vermilion County1
- Boone County1
- Kane County1
- Lee County1
- Ogle County1
- Stephenson County1
- Winnebago County1
- Bond County1
- Clay County1
- Crawford County1
- Cumberland County1
- Edwards County1
- Effingham County1
- Fayette County1
- Greene County1
- Jasper County1
- Jersey County1
- Lawrence County1
- Macoupin County1
- Marion County1
- Montgomery County1
- Pike County1
- Richland County1
- Wabash County1
- Wayne County1
- Washington County1
- Randolph 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.