885  
WWUS85 KTFX 252124  
SPSTFX  
 
SPECIAL WEATHER STATEMENT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
224 PM MST THU FEB 25 2021  
 
MTZ008-015-055-252230-  
MADISON-BEAVERHEAD-GALLATIN-  
224 PM MST THU FEB 25 2021  
 
...AN AREA OF MODERATE TO HEAVY SNOW WILL AFFECT SOUTHEASTERN  
MADISON...SOUTHEASTERN BEAVERHEAD AND SOUTH CENTRAL GALLATIN  
COUNTIES THROUGH AT LEAST 330 PM MST...  
 
AT 219 PM MST, THE BACK EDGE OF AN AREA OF MODERATE TO HEAVY SNOW  
WAS LOCATED ALONG A LINE EXTENDING FROM NEAR CRESCENT LAKE TO 8  
MILES SOUTHWEST OF LIMA. MOVEMENT WAS EAST AT 20 MPH.  
 
WINDS IN EXCESS OF 30 MPH ARE REDUCING VISIBILITY TO LESS THAN ONE  
MILE WITH THIS AREA OF SNOW.  
 
LOCATIONS IMPACTED INCLUDE...  
WEST YELLOWSTONE, LIMA, MONIDA, LAKEVIEW, YELLOWSTONE VILLAGE,  
TARGHEE PASS, SNOWLINE, RAYNOLDS PASS, RED ROCK PASS AND MONIDA PASS.  
 
THIS INCLUDES THE FOLLOWING HIGHWAYS...  
INTERSTATE 15 BETWEEN MILE MARKERS 1 AND 16 .  
HIGHWAY 191 BETWEEN MILE MARKERS 5 AND 10, AND BETWEEN MILE MARKERS  
31 AND 34.  
HIGHWAY 287 BETWEEN MILE MARKERS 1 AND 20.  
 
CONDITIONS CAN DETERIORATE RAPIDLY IN WINTER WEATHER SITUATIONS. BE  
PREPARED FOR SNOW OR ICE COVERED ROADS. SLOW DOWN AND ALLOW EXTRA  
TIME WHEN TRAVELING.  
 
LAT...LON 4456 11290 4512 11110 4511 11104 4507 11105  
4510 11108 4505 11115 4501 11110 4449 11111  
4475 11138 4470 11149 4466 11147 4459 11153  
4455 11147 4453 11151 4456 11171 4451 11182  
4456 11187 4452 11211 4457 11229 4445 11240  
TIME...MOT...LOC 2119Z 287DEG 18KT 4508 11111 4457 11273  
 

 
 
SC  
 
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