Alert archive / Illinois / Severe Thunderstorm Warnings in 2015
Severe Thunderstorm Warning 131, NWS Chicago, IL
NWS Chicago, IL issued this severe thunderstorm warning at Aug 15, 2015, 3:47 PM CDT for Iroquois County, Illinois; Newton County, Indiana. It was in force for 28 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Aug 15, 2015, 3:47 PM CDT (20:47 UTC)
- Expired
- Aug 15, 2015, 4:15 PM CDT
- In force
- 28 min
- Issued by
- NWS Chicago, IL
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Iroquois County, IL, Newton County, IN
The radar
The Chicago radar (KLOT), 93 km from the middle of the area, began a volume at 20:51 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.
The office that day
Everything else NWS Chicago, IL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 14, 8:09 PM CDT | Special Weather Statement | LOT | Lake | 21 min |
| Aug 14, 8:13 PM CDT | Special Marine Warning | LOT | 62 min | |
| Aug 14, 8:43 PM CDT | Special Weather Statement | LOT | McHenry | 32 min |
| Aug 14, 9:08 PM CDT | Special Marine Warning | LOT | 67 min | |
| Aug 15, 2:24 PM CDT | Special Weather Statement | LOT | DeKalb | 51 min |
| Aug 15, 2:42 PM CDT | Special Weather Statement | LOT | Cook | 48 min |
| Aug 15, 2:57 PM CDT | Special Weather Statement | LOT | Boone | 48 min |
| Aug 15, 3:26 PM CDT | Special Weather Statement | LOT | DuPage | 49 min |
| Aug 15, 3:41 PM CDT | Special Weather Statement | LOT | Kendall | 49 min |
| Aug 15, 3:35 PM CDT | Special Weather Statement | LOT | Jasper, Newton | 40 min |
| Aug 15, 4:16 PM CDT | Special Weather Statement | LOT | Benton | 29 min |
| Aug 15, 4:24 PM CDT | Severe Thunderstorm Warning | LOT | Benton, Jasper | 36 min |
| Aug 15, 5:02 PM CDT | Special Weather Statement | LOT | Lake | 58 min |
| Aug 15, 5:27 PM CDT | Special Weather Statement | LOT | Lake | 63 min |
| Aug 15, 6:29 PM CDT | Special Weather Statement | LOT | Porter | 61 min |
Nearby
Severe Thunderstorm Warnings in Illinois, 2015Severe Thunderstorm Warnings in Indiana, 2015Every severe thunderstorm warning in 2015
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.