Alert archive / Montana / Mesoscale Discussions in 2011

Mesoscale Discussion 1611

July 13, 201114 counties in Montana

The Storm Prediction Center issued this mesoscale discussion at Jul 13, 2011, 7:33 PM MDT for 14 counties in Montana. It was in force for 57 min.

The area

The outline as issued.

The facts

Issued
Jul 13, 2011, 7:33 PM MDT (01:33 UTC)
Expired
Jul 13, 2011, 8:30 PM MDT
In force
57 min
Issued by
the Storm Prediction Center

Counties Blaine County, MT, Cascade County, MT, Chouteau County, MT, Fergus County, MT, Flathead County, MT, Glacier County, MT, Hill County, MT, Lake County, MT, Lewis and Clark County, MT, Liberty County, MT, Missoula County, MT, Pondera County, MT, Teton County, MT, Toole County, MT

The radar

The Great Falls radar (KTFX), 58 km from the middle of the area, began a volume at 01:32 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 text

As transmitted, in the capitals the NWS used until 2016.

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SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 14, 11:04 AM MDTMesoscale DiscussionSPCBlaine, Fergus, Golden Valley, Judith Basin, Meagher, Musselshell and 5 more116 min
Jul 14, 1:56 PM MDTSevere Thunderstorm WatchSPCBig Horn, Blaine, Carbon, Carter, Custer, Daniels and 23 more9 hr

Nearby

Mesoscale Discussions in Montana, 2011Every mesoscale discussion 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.