Headline:
Special Weather Statement issued September 7 at 7:11AM MDT by NWS Great Falls MT
Event:
Special Weather Statement
Urgency:
Expected
Effective:
September 7, 2026 - 6:11am
Expires:
September 7, 2026 - 7:15am
Description:
At 710 AM MDT, trained weather spotters reported strong
thunderstorms along a line extending from 10 miles southeast of
Power to near Geyser. Movement was northeast at 30 mph.
HAZARD...Wind gusts up to 40 mph and a short period of heavy
rainfall.
SOURCE...Trained weather spotters. Wind gusts near 40 mph were
reported at the Great Falls Airport, with rainfall up to a
quarter of an inch in less than one hour.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects. Some areas could receive up to one half
inch of rainfall with this line of storms.
Locations impacted include...
Great Falls, Fort Benton, Belt, Geraldine, Black Eagle, Geyser,
Highwood, Carter, Floweree, Raynesford, Portage, Malmstrom Afb,
Stockett, Tracy, Vaughn, First Peoples Buffalo Jump State Park, Sun
River, Centerville, Shonkin, and Armington.
Instruction:
Torrential rainfall is also occurring with these storms and may lead
to localized flooding. Do not drive your vehicle through flooded
roadways.
Area Description:
Eastern Pondera and Eastern Teton; Western and Central Chouteau County; Cascade County below 5000ft; Judith Basin County and Judith Gap; Fergus County below 4500ft; Little Belt and Highwood Mountains
Forcast Office:
NWS Great Falls MT
Sender:
w-nws.webmaster@noaa.gov