448  
SXUS46 KSEW 211159  
RECSEW  
 
MOUNT RAINIER RECREATIONAL FORECAST  
NATIONAL WEATHER SERVICE SEATTLE WA  
459 AM PDT TUE OCT 21 2025  
   
SYNOPSIS  
 
A WEAK UPPER RIDGE WILL PRODUCE DRY CONDITIONS IN THE NATIONAL  
PARK TODAY. A FRONTAL SYSTEM WILL REACH THE AREA ON WEDNESDAY  
NIGHT WITH LIGHT PRECIPITATION ACROSS THE AREA. A DEEP UPPER  
TROUGH OVER THE GULF OF ALASKA WILL BRING A STRONGER FRONTAL  
SYSTEM INTO THE REGION AT THE END OF THE WEEK WITH THE POTENTIAL  
FOR SOME HEAVY RAINFALL AND HIGH ELEVATION SNOW. A TROUGH WILL  
THEN SETTLE OVER THE AREA BY THE WEEKEND FOR COOLER TEMPERATURES  
AND THE PROSPECT OF SIGNIFICANT SNOWFALL ACROSS THE NATIONAL  
PARK.  
 
 
   
IMPACTS  
STRONG WINDS NEAR THE SUMMIT WILL MAKE IT DIFFICULT TO  
MOVE SAFELY AND COULD PRODUCE LOCAL WHITEOUT CONDITIONS. A HIGH  
LEVEL OF SKILL AND EXPERIENCE IN ALPINE TERRAIN, INCLUDING USE OF  
GPS, IS RECOMMENDED FOR NAVIGATION AND CAMPING IN THESE  
CONDITIONS.  
 
 
   
TUESDAY  
MOSTLY SUNNY. FREEZING LEVEL NEAR 11000 FEET.    
TUESDAY NIGHT  
MOSTLY CLEAR. FREEZING LEVEL NEAR 12000 FEET.    
WEDNESDAY  
PARTLY SUNNY. A CHANCE OF RAIN AND SNOW IN THE  
AFTERNOON. SNOW LEVEL NEAR 8000 FEET. FREEZING LEVEL NEAR  
11500 FEET IN THE MORNING.    
WEDNESDAY NIGHT  
MOSTLY CLOUDY WITH RAIN AND SNOW LIKELY IN THE  
EVENING, THEN MOSTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW AFTER  
MIDNIGHT. SNOW LEVEL NEAR 6500 FEET.    
THURSDAY  
MOSTLY CLOUDY. A CHANCE OF RAIN AND SNOW IN THE  
MORNING, THEN A SLIGHT CHANCE OF RAIN AND SNOW IN THE AFTERNOON.  
SNOW LEVEL NEAR 6500 FEET.  
 
 
 
TEMPERATURE AND WIND FORECASTS FOR SELECTED LOCATIONS.  
 
TUE TUE WED WED THU  
NIGHT NIGHT  
 
SUMMIT (14411 FT) 16 18 13 14 16  
W 30 W 35 SW 70 W 60 W 60  
 
CAMP MUIR(10188 FT) 35 37 29 26 28  
W 15 SW 20 SW 35 W 35 W 30  
 
PARADISE (5420 FT) 50 42 49 36 43  
CALM NW 10 SW 10 SW 10 SW 5  
 
LONGMIRE (2760 FT) 59 47 58 42 53  
CALM E 5 SE 5 SW 5 S 5  
 
++ TEMPERATURES AND WIND FOR THE SUMMIT AND CAMP MUIR ARE AVERAGE  
CONDITIONS EXPECTED IN THE FREE AIR AT THOSE ELEVATIONS.  
++ TEMPERATURES FOR PARADISE AND LONGMIRE ARE THE EXPECTED HIGHS AND  
LOWS. WIND IS THE AVERAGE WIND EXPECTED DURING THAT PERIOD.  
   
EXTENDED FORECAST  
 
   
THURSDAY NIGHT  
MOSTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW IN  
THE EVENING, THEN MOSTLY CLOUDY WITH RAIN AND SNOW LIKELY AFTER  
MIDNIGHT. SNOW LEVEL NEAR 7000 FEET.    
FRIDAY  
RAIN AND SNOW. SNOW LEVEL NEAR 7000 FEET.    
FRIDAY NIGHT  
RAIN AND SNOW. SNOW LEVEL NEAR 5500 FEET.    
SATURDAY  
RAIN AND SNOW. SNOW MAY BE HEAVY AT TIMES IN THE  
MORNING. SNOW LEVEL NEAR 4500 FEET.    
SATURDAY NIGHT  
RAIN AND SNOW. SNOW MAY BE HEAVY AT TIMES IN  
THE EVENING. SNOW LEVEL NEAR 4000 FEET.    
SUNDAY  
RAIN AND SNOW. SNOW MAY BE HEAVY AT TIMES IN THE  
MORNING. SNOW LEVEL NEAR 3500 FEET.    
SUNDAY NIGHT  
RAIN AND SNOW. SNOW LEVEL NEAR 3000 FEET.    
MONDAY  
RAIN AND SNOW. SNOW LEVEL NEAR 3000 FEET.  
 
 
 
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