161  
WWUS45 KTFX 180252  
WSWTFX  
 
URGENT - WINTER WEATHER MESSAGE  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
852 PM MDT THU APR 17 2025  
 
MTZ330-180600-  
/O.CON.KTFX.WW.Y.0035.000000T0000Z-250418T0600Z/  
GALLATIN AND MADISON COUNTY MOUNTAINS AND CENTENNIAL MOUNTAINS-  
INCLUDING THE FOLLOWING LOCATIONS: RAYNOLDS PASS, TARGHEE PASS,  
WEST YELLOWSTONE, AND BIG SKY  
852 PM MDT THU APR 17 2025  
 
...WINTER WEATHER ADVISORY REMAINS IN EFFECT  
UNTIL MIDNIGHT MDT TONIGHT...  
 
* WHAT...SNOW. ADDITIONAL SNOW ACCUMULATIONS UP TO ONE INCH. WINDS  
GUSTING AS HIGH AS 40 MPH.  
 
* WHERE...GALLATIN AND MADISON COUNTY MOUNTAINS AND CENTENNIAL  
MOUNTAINS.  
 
* WHEN...UNTIL MIDNIGHT MDT TONIGHT.  
 
* IMPACTS...ROADS, AND ESPECIALLY BRIDGES AND OVERPASSES, WILL  
LIKELY BECOME SLICK AND HAZARDOUS.  
 
* ADDITIONAL DETAILS...SCATTERED SNOW SHOWERS WILL MOVE THROUGH THE  
AREA THROUGH MIDNIGHT. VISIBILITY WILL BE REDUCED BELOW ONE HALF  
MILE AT TIMES.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
SLOW DOWN AND USE CAUTION WHILE TRAVELING. THE LATEST ROAD  
CONDITIONS CAN BE OBTAINED BY CALLING 5 1 1 OR VISITING THE MDT ROAD  
REPORT WEBSITE.  
 
 
 
 
 
BRUSDA  
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