Alert archive / Montana / River Flood Advisories in 2022

River Flood Advisory 3, NWS Missoula, MT

June 21, 2022Flathead County, Lake County, Missoula County, Montana

NWS Missoula, MT issued this river flood advisory at Jun 21, 2022, 11:03 PM MDT for Flathead County, Lake County, Missoula County, Montana. It was in force for 5 days.

The area

The counties it named.

The facts

Issued
Jun 21, 2022, 11:03 PM MDT (05:03 UTC)
Expired
Jun 26, 2022, 6:24 PM MDT
In force
5 days
Issued by
NWS Missoula, MT
Area
Storm-based polygon

Counties Flathead County, MT, Lake County, MT, Missoula County, MT

The radar

The Missoula radar (KMSX), 69 km from the middle of the area, began a volume at 05:06 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 river

Written for the forecast point Swan River near Bigfork (SWRM8). The gauge peaked at 6.59 ft at Jun 22, 2022, 8:00 AM MDT.

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Action stage
6 ft
Minor stage
6.5 ft
Moderate stage
7.5 ft
Major stage
8 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 12370000, one reading an hour, from a day before the product to a day after it ended. Flood stages are today's.

The office that day

Everything else NWS Missoula, MT issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 22, 1:16 PM MDTLake Wind AdvisoryMSOFlathead, Lake, Sanders28 hr

Nearby

River Flood Advisories in Montana, 2022Every river flood advisory in 2022

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; the gauge from the NWS water service and the USGS.