220  
WWUS75 KMSO 190046  
NPWMSO  
 
URGENT - WEATHER MESSAGE  
NATIONAL WEATHER SERVICE MISSOULA MT  
546 PM MST WED DEC 18 2024  
 
MTZ003-005-043-190200-  
/O.CAN.KMSO.HW.W.0004.000000T0000Z-241219T0600Z/  
FLATHEAD/MISSION VALLEYS-MISSOULA/BITTERROOT VALLEYS-  
POTOMAC/SEELEY LAKE REGION-  
546 PM MST WED DEC 18 2024  
   
..HIGH WIND WARNING IS CANCELLED
 
 
THE DAMAGING WINDS HAVE SUBSIDED. WIND GUSTS TO 35 MPH ARE POSSIBLE  
IN THE NEXT COUPLE OF HOURS.  
 

 
 
IDZ006-009-010-MTZ001-004-190200-  
/O.CAN.KMSO.WI.Y.0014.000000T0000Z-241219T0600Z/  
SOUTHERN CLEARWATER MOUNTAINS-WESTERN LEMHI COUNTY-EASTERN LEMHI  
COUNTY-KOOTENAI/CABINET REGION-LOWER CLARK FORK REGION-  
546 PM MST WED DEC 18 2024 /446 PM PST WED DEC 18 2024/  
   
..WIND ADVISORY IS CANCELLED
 
 
THE STRONG WINDS HAVE SUBSIDED.  
 

 
 
MTZ006-190600-  
/O.CON.KMSO.HW.W.0004.000000T0000Z-241219T0600Z/  
BITTERROOT/SAPPHIRE MOUNTAINS-  
546 PM MST WED DEC 18 2024  
 
...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS  
EVENING...  
 
* WHAT...SOUTHWEST WINDS UP TO 30 MPH WITH GUSTS UP TO 55 MPH  
EXPECTED.  
 
* WHERE...BITTERROOT/SAPPHIRE MOUNTAINS.  
 
* WHEN...UNTIL 11 PM MST THIS EVENING.  
 
* IMPACTS...DAMAGING WINDS WILL BLOW DOWN TREES AND POWER LINES.  
WIDESPREAD POWER OUTAGES ARE EXPECTED. TRAVEL WILL BE DIFFICULT,  
ESPECIALLY FOR HIGH PROFILE VEHICLES.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
REMAIN IN THE LOWER LEVELS OF YOUR HOME DURING THE WINDSTORM, AND  
AVOID WINDOWS. WATCH FOR FALLING DEBRIS AND TREE LIMBS. USE CAUTION  
IF YOU MUST DRIVE.  
 

 
 

 
 
MTZ007-190600-  
/O.CON.KMSO.HW.W.0004.000000T0000Z-241219T0600Z/  
BUTTE/BLACKFOOT REGION-  
546 PM MST WED DEC 18 2024  
 
...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS  
EVENING...  
 
* WHAT...SOUTHWEST WINDS TO 40 MPH EXPECTED. LIKELIHOOD OF STRONG  
WIND GUSTS EXCEEDING 60 MPH IS 40 PERCENT AT MACDONALD PASS.  
 
* WHERE...BUTTE/BLACKFOOT REGION.  
 
* WHEN...UNTIL 11 PM MST THIS EVENING.  
 
* IMPACTS...DAMAGING WINDS WILL BLOW DOWN TREES AND POWER LINES.  
TRAVEL WILL BE DIFFICULT, ESPECIALLY FOR HIGH PROFILE VEHICLES.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
REMAIN IN THE LOWER LEVELS OF YOUR HOME DURING THE WINDSTORM, AND  
AVOID WINDOWS. WATCH FOR FALLING DEBRIS AND TREE LIMBS. USE CAUTION  
IF YOU MUST DRIVE.  
 

 
 

 
 
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