Alert archive / Montana / Mesoscale Discussions in 2026

Mesoscale Discussion 892

May 29, 202610 counties in Montana

The Storm Prediction Center issued this mesoscale discussion at May 29, 2026, 1:30 PM MDT for 10 counties in Montana. It was in force for 2 hr.

The area

The outline as issued.

The facts

Issued
May 29, 2026, 1:30 PM MDT (19:30 UTC)
Expired
May 29, 2026, 3:30 PM MDT
In force
2 hr
Issued by
the Storm Prediction Center
Concerning
Severe potential...watch unlikely
Chance of a watch
20%

Counties Deer Lodge County, MT, Flathead County, MT, Glacier County, MT, Granite County, MT, Lake County, MT, Lewis and Clark County, MT, Mineral County, MT, Missoula County, MT, Powell County, MT, Ravalli County, MT

The radar

The Missoula radar (KMSX), 54 km from the middle of the area, began a volume at 19:30 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.

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SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 28, 6:42 PM MDTMesoscale DiscussionSPCDeer Lodge, Flathead, Granite, Lake, Lincoln, Mineral and 4 more63 min
May 28, 9:01 PM MDTMesoscale DiscussionSPCFlathead, Granite, Lake, Lincoln, Mineral, Missoula and 3 more89 min
May 29, 1:51 PM MDTMesoscale DiscussionSPCBlaine, Cascade, Chouteau, Fergus, Golden Valley, Hill and 5 more114 min

Nearby

Mesoscale Discussions in Montana, 2026Every mesoscale discussion 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.