777  
WWUS75 KMSO 212014  
NPWMSO  
 
URGENT - WEATHER MESSAGE  
NATIONAL WEATHER SERVICE MISSOULA MT  
114 PM MST TUE NOV 21 2017  
 
MTZ002-003-005>007-043-232015-  
/O.NEW.KMSO.HW.A.0002.171124T0000Z-171124T1200Z/  
WEST GLACIER REGION-FLATHEAD/MISSION VALLEYS-  
MISSOULA/BITTERROOT VALLEYS-BITTERROOT/SAPPHIRE MOUNTAINS-  
BUTTE/BLACKFOOT REGION-POTOMAC/SEELEY LAKE REGION-  
114 PM MST TUE NOV 21 2017  
 
...HIGH WIND WATCH IN EFFECT FROM THURSDAY AFTERNOON THROUGH LATE  
THURSDAY NIGHT...  
 
THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A HIGH WIND  
WATCH...WHICH IS IN EFFECT FROM THURSDAY AFTERNOON THROUGH LATE  
THURSDAY NIGHT.  
 
* IMPACTS/TIMING: A STRONG COLD FRONT MOVING THROUGH THE NORTHERN  
ROCKIES ON THANKSGIVING DAY, HAS THE POTENTIAL TO PRODUCE  
STRONG, AND POTENTIALLY DAMAGING WIND GUSTS. IMPACTING AREA  
TREES AND POWERLINES, STARTING LATE AFTERNOON THURSDAY ACROSS  
NORTHWESTERN MONTANA, AND DURING THE EVENING AFTER SUNSET FOR  
THE REST OF WESTERN MONTANA.  
 
* WINDS: WEST-SOUTHWEST WINDS SUSTAINED AT 25 TO 35 MPH, WITH  
GUSTS OF 50 TO 60 MPH ALONG THE COLD FRONT.  
 
* LOCATIONS IMPACTED INCLUDE: BAD ROCK CANYON, ESSEX, HIGHWAY 83  
BIGFORK TO SWAN LAKE, MARIAS PASS, POLEBRIDGE, FLATHEAD LAKE,  
FLATHEAD VALLEY, MISSION VALLEY, POLSON, BITTERROOT VALLEY,  
MISSOULA, HIGHWAY 93 SULA TO LOST TRAIL PASS, LOLO PASS,  
BUTTE, GEORGETOWN LAKE, HIGHWAY 12 GARRISON TO ELLISTON,  
HOMESTAKE PASS, MACDONALD PASS, HIGHWAY 200 BONNER TO  
GREENOUGH, HIGHWAY 83 SEELEY LAKE TO CONDON, AND I-90 EAST  
MISSOULA TO BEARMOUTH  
 

 
 
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