Alert archive / Montana / Areal Flood Warnings in 2011

Areal Flood Warning 8, NWS Missoula, MT

May 17, 2011Flathead County, Montana

NWS Missoula, MT issued this areal flood warning at May 17, 2011, 6:55 PM MDT for Flathead County, Montana. It was in force for 6 days. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
May 17, 2011, 6:55 PM MDT (00:55 UTC)
Expired
May 23, 2011, 8:25 AM MDT
In force
6 days
Issued by
NWS Missoula, MT
Area
Storm-based polygon
Flood severity
None

County Flathead County, MT

The radar

The Missoula radar (KMSX), 140 km from the middle of the area, began a volume at 00:54 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 Missoula, MT issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 17, 7:14 PM MDTAreal Flood AdvisoryMSOFlathead4 days

Nearby

Areal Flood Warnings in Montana, 2011Every areal flood warning in 2011

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.