Alert archive / Montana / Severe Thunderstorm Warnings in 2026

Severe Thunderstorm Warning 25, NWS Missoula, MT

September 6, 2026Powell County, Montana

NWS Missoula, MT issued this severe thunderstorm warning at Sep 6, 2026, 5:03 PM MDT for Powell County, Montana. It was in force for 27 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
Sep 6, 2026, 5:03 PM MDT (23:03 UTC)
Expired
Sep 6, 2026, 5:30 PM MDT
In force
27 min
Issued by
NWS Missoula, MT
Area
Storm-based polygon
Hail
1.5 in
Wind
50.0 mph

County Powell County, MT

The radar

The Missoula radar (KMSX), 82 km from the middle of the area, began a volume at 23:07 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
Sep 5, 6:22 PM MDTSpecial Weather StatementMSOPowell23 min
Sep 5, 8:26 PM MDTSpecial Weather StatementMSOPowell34 min
Sep 6, 9:51 AM MDTFlood WatchMSOFlathead, Granite, Lake, Missoula, Powell, Sanders50 hr
Sep 6, 4:18 PM MDTSevere Thunderstorm WarningMSODeer Lodge, Granite27 min
Sep 6, 4:49 PM MDTSpecial Weather StatementMSO26 min
Sep 6, 4:50 PM MDTSpecial Weather StatementMSOPowell25 min
Sep 6, 5:19 PM MDTSpecial Weather StatementMSOPowell26 min
Sep 6, 5:19 PM MDTSpecial Weather StatementMSOSilver Bow26 min
Sep 6, 5:42 PM MDTSpecial Weather StatementMSOLincoln33 min
Sep 6, 5:47 PM MDTSpecial Weather StatementMSOPowell28 min
Sep 6, 5:47 PM MDTSpecial Weather StatementMSOJefferson28 min
Sep 6, 5:50 PM MDTSpecial Weather StatementMSOMissoula25 min
Sep 6, 5:52 PM MDTSpecial Weather StatementMSOSanders23 min

Nearby

Severe Thunderstorm Warnings in Montana, 2026Every severe thunderstorm warning in 2026

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.