WWUS85 KTFX 220433
SPSTFX

Special Weather Statement
National Weather Service Great Falls MT
1033 PM MDT Fri Aug 21 2026
 
MTZ328>330-220515-
Ruby Mountains and Southern Beaverhead Mountains MT-
Gallatin and Madison County Mountains and Centennial Mountains MT-
Beaverhead and Western Madison below 6000ft MT-
1033 PM MDT Fri Aug 21 2026

...STRONG THUNDERSTORMS WILL IMPACT SOUTH CENTRAL BEAVERHEAD COUNTY
THROUGH 1115 PM MDT...

At 1032 PM MDT, Doppler radar was tracking strong thunderstorms along
a line extending from 13 miles southwest of Monida to near Spencer.
Movement was north northwest at 25 mph.

HAZARD...Wind gusts of 50 to 55 mph.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around 
         unsecured objects.

Locations impacted include...
Lima, Monida, Snowline, and Monida Pass.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building. 

Cloud to ground lightning is occurring with these storms.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

&&

LAT...LON 4448 11247 4446 11250 4449 11255 4448 11258
      4487 11274 4480 11218 4457 11229 4454 11232
      4453 11236 4445 11239
TIME...MOT...LOC 0432Z 146DEG 33KT 4442 11251 4441 11224 

MAX HAIL SIZE...0.00 IN
MAX WIND GUST...55 MPH

$$

RCG