470  
WWUS45 KFGZ 180228  
WSWFGZ  
 
URGENT - WINTER WEATHER MESSAGE  
NATIONAL WEATHER SERVICE FLAGSTAFF AZ  
728 PM MST THU APR 17 2025  
 
AZZ011-181400-  
/O.EXT.KFGZ.WW.Y.0009.250418T1200Z-250420T0000Z/  
CHUSKA MOUNTAINS AND DEFIANCE PLATEAU-  
INCLUDING THE CITIES OF WINDOW ROCK AND GANADO  
728 PM MST THU APR 17 2025 /828 PM MDT THU APR 17 2025/  
 
...WINTER WEATHER ADVISORY NOW IN EFFECT FROM 5 AM MST /6 AM MDT/  
FRIDAY TO 5 PM MST /6 PM MDT/ SATURDAY...  
 
* WHAT...SNOW EXPECTED. TOTAL SNOW ACCUMULATIONS 2 TO 4 INCHES WITH  
HIGHER AMOUNTS OF 5 TO 10 INCHES ABOVE 7500 FEET.  
 
* WHERE...CHUSKA MOUNTAINS AND DEFIANCE PLATEAU.  
 
* WHEN...FROM 5 AM MST /6 AM MDT/ FRIDAY TO 5 PM MST /6 PM MDT/  
SATURDAY.  
 
* IMPACTS...ROADS, AND ESPECIALLY BRIDGES AND OVERPASSES, WILL  
LIKELY BECOME SLICK AND HAZARDOUS. PERIODS OF MODERATE TO HEAVY  
SNOWFALL WILL CREATE SNOW-COVERED ROADS AND HAZARDOUS DRIVING  
CONDITIONS. THE HAZARDOUS CONDITIONS COULD IMPACT THE FRIDAY  
MORNING AND EVENING COMMUTES.  
 
* ADDITIONAL DETAILS...  
FORECAST SNOWFALL AMOUNTS FROM 6 AM MDT /5 AM MST/ FRIDAY TO 6 PM  
MDT /5 PM MST/ SATURDAY...  
BUFFALO PASS: 4 TO 6" GANADO: 2 TO 4"  
WINDOW ROCK: 2 TO 4"  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
SLOW DOWN AND USE CAUTION WHILE TRAVELING. FOR THE LATEST ROAD  
CONDITIONS AND CLOSURES GO TO AZ511.GOV, OR CALL 5 1 1.  
 

 
 

 
 
AZZ004-181400-  
/O.CON.KFGZ.WW.Y.0009.250418T0300Z-250419T0000Z/  
KAIBAB PLATEAU-  
INCLUDING THE CITIES OF FREDONIA AND JACOB LAKE  
728 PM MST THU APR 17 2025  
 
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 PM MST FRIDAY  
ABOVE 7000 FEET...  
 
* WHAT...SNOW EXPECTED ABOVE 7000 FEET. TOTAL SNOW ACCUMULATIONS  
BETWEEN 1 AND 7 INCHES.  
 
* WHERE...KAIBAB PLATEAU.  
 
* WHEN...UNTIL 5 PM MST FRIDAY.  
 
* IMPACTS...ROADS, AND ESPECIALLY BRIDGES AND OVERPASSES, WILL  
LIKELY BECOME SLICK AND HAZARDOUS. PERIODS OF MODERATE TO HEAVY  
SNOWFALL WILL CREATE SNOW-COVERED ROADS AND HAZARDOUS DRIVING  
CONDITIONS.  
 
* ADDITIONAL DETAILS...  
FORECAST SNOWFALL AMOUNTS FROM 8 PM MST TODAY TO 5 PM MST FRIDAY...  
JACOB LAKE: 3 TO 5"  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
SLOW DOWN AND USE CAUTION WHILE TRAVELING. FOR THE LATEST ROAD  
CONDITIONS AND CLOSURES GO TO AZ511.GOV, OR CALL 5 1 1.  
 

 
 

 
 
AZZ017-181400-  
/O.CON.KFGZ.WW.Y.0009.250419T0000Z-250420T0000Z/  
WHITE MOUNTAINS-  
INCLUDING THE CITIES OF PINETOP, GREER, AND SHOW LOW  
728 PM MST THU APR 17 2025  
 
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 5 PM FRIDAY TO 5  
PM MST SATURDAY...  
 
* WHAT...SNOW EXPECTED. TOTAL SNOW ACCUMULATIONS 1 TO 4 INCHES, WITH  
HIGHER AMOUNTS OF 4 TO 8 INCHES ABOVE 8000 FEET. WINDS GUSTING AS  
HIGH AS 40 MPH.  
 
* WHERE...WHITE MOUNTAINS.  
 
* WHEN...FROM 5 PM FRIDAY TO 5 PM MST SATURDAY.  
 
* IMPACTS...ROADS, AND ESPECIALLY BRIDGES AND OVERPASSES, WILL  
LIKELY BECOME SLICK AND HAZARDOUS. PERIODS OF MODERATE TO HEAVY  
SNOWFALL WILL CREATE SNOW-COVERED ROADS AND HAZARDOUS DRIVING  
CONDITIONS. THE HAZARDOUS CONDITIONS COULD IMPACT THE FRIDAY  
EVENING COMMUTE.  
 
* ADDITIONAL DETAILS...  
FORECAST SNOWFALL AMOUNTS FROM 5 PM MST FRIDAY TO 5 PM MST  
SATURDAY...  
ALPINE: 2 TO 4" WHITERIVER: TRACE TO 1"  
PINETOP-LAKESIDE: 2 TO 4" SHOW LOW: 1 TO 2"  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
SLOW DOWN AND USE CAUTION WHILE TRAVELING. FOR THE LATEST ROAD  
CONDITIONS AND CLOSURES GO TO AZ511.GOV, OR CALL 5 1 1.  
 

 
 

 
 
JJ  
 
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