Alert archive / Illinois / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 126, NWS Chicago, IL
NWS Chicago, IL issued this severe thunderstorm warning at Aug 4, 1997, 5:43 PM CDT for LaSalle County, Illinois. It was in force for 32 min. 1 report came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Aug 4, 1997, 5:43 PM CDT (22:43 UTC)
- Expired
- Aug 4, 1997, 6:15 PM CDT
- In force
- 32 min
- Issued by
- NWS Chicago, IL
- Area
- Whole counties
County LaSalle County, IL
The radar
The Chicago radar (KLOT), 73 km from the middle of the area, began a volume at 22:46 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Aug 4, 6:05 PM CDT | Thunderstorm Wind 50 | Streator, IL | Thunderstorm winds blew down trees, limbs and power lines across La Salle County. The county sheriff's office reported a 70 mph wind gust at Ottawa. |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
The office that day
Everything else NWS Chicago, IL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| 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 4, 2:44 PM CDT | Severe Thunderstorm Warning | LOT | Lake, McHenry | 46 min |
| Aug 4, 4:41 PM CDT | Severe Thunderstorm Warning | LOT | Will | 49 min |
| Aug 4, 4:58 PM CDT | Severe Thunderstorm Warning | LOT | Kankakee | 62 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, 6:16 PM CDT | Severe Thunderstorm Warning | LOT | LaSalle, Livingston | 59 min |
| Aug 4, 6:53 PM CDT | Severe Thunderstorm Warning | LOT | Ford | 52 min |
Nearby
Severe Thunderstorm Warnings in Illinois, 1997Every severe thunderstorm warning in 1997
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; radar from the NEXRAD Level II archive.