Alert archive / Illinois / Flash Flood Warnings in 2024

Flash Flood Warning 2, NWS Chicago, IL

January 26, 2024Grundy County, Will County, Illinois

NWS Chicago, IL issued this flash flood warning at Jan 26, 2024, 8:15 PM CST for Grundy County, Will County, Illinois. It was in force for 4 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jan 26, 2024, 8:15 PM CST (02:15 UTC)
Expired
Jan 27, 2024, 12:23 AM CST
In force
4 hr
Issued by
NWS Chicago, IL
Area
Storm-based polygon
Damage threat
Considerable
Flood severity
Unknown

Counties Grundy County, IL, Will County, IL

The radar

The Chicago radar (KLOT), 28 km from the middle of the area, began a volume at 02:18 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.

IssuedProductOfficeCountiesLasted
Jan 27, 11:18 AM CSTRiver Flood WarningLOTLaSalle46 hr
Jan 27, 3:45 PM CSTSmall Craft AdvisoryLOT30 hr
Jan 27, 7:56 AM CSTRiver Flood WarningLOTNewton3 days

Nearby

Flash Flood Warnings in Illinois, 2024Every flash flood warning in 2024

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.