Alert archive / Montana / Severe Thunderstorm Warnings in 2017

Severe Thunderstorm Warning 32, NWS Glasgow, MT

August 1, 2017Garfield County, Petroleum County, Montana

NWS Glasgow, MT issued this severe thunderstorm warning at Aug 1, 2017, 7:11 PM MDT for Garfield County, Petroleum County, Montana. It was in force for 64 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 1, 2017, 7:11 PM MDT (01:11 UTC)
Expired
Aug 1, 2017, 8:15 PM MDT
In force
64 min
Issued by
NWS Glasgow, MT
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Garfield County, MT, Petroleum County, MT

The radar

The Glasgow radar (KGGW), 135 km from the middle of the area, began a volume at 01:10 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.

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Special weather statement, Aug 1, 6:50 PM MDT, 21 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Aug 1, 6:50 PM MDTSpecial Weather StatementGGWPetroleum55 min
Aug 1, 8:08 PM MDTSevere Thunderstorm WarningGGWPetroleum52 min
Aug 1, 8:54 PM MDTSpecial Weather StatementGGWPetroleum66 min
Aug 1, 10:07 PM MDTSpecial Weather StatementGGWGarfield53 min

Nearby

Severe Thunderstorm Warnings in Montana, 2017Every severe thunderstorm warning in 2017

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.