Mesoscale Discussion 2255

Issued

Sep 6, 2026, 4:16 PM MDT (22:16 UTC)

Expired

Sep 6, 2026, 6:15 PM MDT

In force

119 min

Issued by

the Storm Prediction Center

Concerning

Severe potential...watch possible

Chance of a watch

40%

Counties Broadwater County, MT, Cascade County, MT, Deer Lodge County, MT, Golden Valley County, MT, Granite County, MT, Jefferson County, MT, Judith Basin County, MT, Lewis and Clark County, MT, Meagher County, MT, Powell County, MT, Silver Bow County, MT, Wheatland County, MT

The Great Falls radar (KTFX), 115 km from the middle of the area, began a volume at 22:20 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.

• Severe Thunderstorm Watch 662Sep 6, 5:55 PM MDT

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Mesoscale Discussions in Montana, 2026Every mesoscale discussion in 2026

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.