053  
FPUS86 KMFR 272334  
TVLMFR  
 
FORECAST FOR MOUNTAIN PASSES  
NATIONAL WEATHER SERVICE MEDFORD, OR  
334 PM PST SAT DEC 27 2025  
 
 
 
CANYON CREEK PASS-  
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 81  
334 PM PST SAT DEC 27 2025  
   
TONIGHT  
MOSTLY CLOUDY UNTIL WELL AFTER MIDNIGHT THEN BECOMING  
PARTLY CLOUDY. AREAS OF FOG THROUGH THE NIGHT. LOWS AROUND 29.    
SUNDAY  
PARTLY CLOUDY IN THE MORNING THEN CLEARING. PATCHY FOG  
IN THE MORNING. HIGHS AROUND 44.    
SUNDAY NIGHT  
PARTLY CLOUDY. LOWS AROUND 32.    
MONDAY  
PARTLY CLOUDY IN THE MORNING THEN BECOMING SUNNY. HIGHS  
AROUND 51.    
MONDAY NIGHT  
PARTLY CLOUDY IN THE EVENING THEN CLEARING. LOWS  
AROUND 34.    
TUESDAY  
PARTLY CLOUDY IN THE MORNING THEN BECOMING MOSTLY  
CLEAR. HIGHS AROUND 52.  
 
 
 
SEXTON SUMMIT-  
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 69  
334 PM PST SAT DEC 27 2025  
   
TONIGHT  
MOSTLY CLOUDY. LOWS 27-28.    
SUNDAY  
PARTLY CLOUDY IN THE MORNING THEN CLEARING. PATCHY  
DENSE FOG IN THE MORNING. HIGHS AROUND 40.    
SUNDAY NIGHT  
PARTLY CLOUDY. LOWS 32-33.    
MONDAY  
PARTLY CLOUDY IN THE MORNING THEN BECOMING SUNNY. HIGHS  
44-47.    
MONDAY NIGHT  
PARTLY CLOUDY IN THE EVENING THEN CLEARING. LOWS  
33-38.    
TUESDAY  
MOSTLY CLEAR. HIGHS 46-49.  
 
 
 
HAYES HILL SUMMIT-  
LOCATION...OREGON HIGHWAY 199 NEAR MILEPOST 16  
334 PM PST SAT DEC 27 2025  
   
TONIGHT  
MOSTLY CLOUDY. PATCHY FOG THROUGH THE NIGHT.  
WIDESPREAD FREEZING FOG AFTER MIDNIGHT. LOWS AROUND 28.    
SUNDAY  
PARTLY CLOUDY IN THE MORNING THEN CLEARING. WIDESPREAD  
FREEZING FOG AND PATCHY FOG IN THE MORNING. HIGHS AROUND 42.    
SUNDAY NIGHT  
PARTLY CLOUDY. WIDESPREAD FREEZING FOG THROUGH  
THE NIGHT. LOWS AROUND 29.    
MONDAY  
PARTLY CLOUDY IN THE MORNING THEN BECOMING SUNNY.  
WIDESPREAD FREEZING FOG IN THE MORNING. HIGHS AROUND 47.    
MONDAY NIGHT  
PARTLY CLOUDY IN THE EVENING THEN CLEARING.  
WIDESPREAD FREEZING FOG THROUGH THE NIGHT. LOWS AROUND 31.    
TUESDAY  
PARTLY CLOUDY IN THE MORNING THEN CLEARING. WIDESPREAD  
FREEZING FOG IN THE MORNING. HIGHS AROUND 50.  
 
 
 
WILLAMETTE PASS-  
LOCATION...OREGON HIGHWAY 58 NEAR MILEPOST 62  
334 PM PST SAT DEC 27 2025  
   
TONIGHT  
MOSTLY CLOUDY UNTIL WELL AFTER MIDNIGHT THEN BECOMING  
PARTLY CLOUDY. PATCHY FOG THROUGH THE NIGHT. LOWS 16-19.    
SUNDAY  
SUNNY. PATCHY FOG IN THE MORNING. HIGHS AROUND 33.    
SUNDAY NIGHT  
PARTLY CLOUDY. PATCHY FOG IN THE EVENING. LOWS  
21-24.    
MONDAY  
PARTLY CLOUDY. HIGHS AROUND 40.    
MONDAY NIGHT  
PARTLY CLOUDY IN THE EVENING THEN CLEARING. LOWS  
25-29.    
TUESDAY  
PARTLY CLOUDY IN THE MORNING THEN BECOMING MOSTLY  
CLEAR. HIGHS 44-45.  
 
 
 
DIAMOND LAKE SUMMIT-  
LOCATION...OREGON HIGHWAY 138 NEAR MILEPOST 83  
334 PM PST SAT DEC 27 2025  
   
TONIGHT  
PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY IN THE LATE  
EVENING AND EARLY MORNING THEN BECOMING PARTLY CLOUDY. LOWS  
14-16.    
SUNDAY  
SUNNY. PATCHY FOG IN THE MORNING. HIGHS 33-36.    
SUNDAY NIGHT  
PARTLY CLOUDY. LOWS AROUND 20.    
MONDAY  
PARTLY CLOUDY IN THE MORNING THEN BECOMING SUNNY. HIGHS  
40-43.    
MONDAY NIGHT  
PARTLY CLOUDY. LOWS 25-27.    
TUESDAY  
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS  
44-47.  
 
 
 
CRATER LAKE-  
LOCATION...OREGON HIGHWAY 62 NEAR MILEPOST 65  
334 PM PST SAT DEC 27 2025  
   
TONIGHT  
PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY IN THE LATE  
EVENING AND EARLY MORNING THEN BECOMING PARTLY CLOUDY. LOWS  
14-16.    
SUNDAY  
SUNNY. HIGHS 32-35.    
SUNDAY NIGHT  
PARTLY CLOUDY. LOWS 20-22.    
MONDAY  
SUNNY. HIGHS 39-42.    
MONDAY NIGHT  
PARTLY CLOUDY. LOWS 25-27.    
TUESDAY  
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS  
42-46.  
 
 
 
LAKE OF THE WOODS-  
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 33  
334 PM PST SAT DEC 27 2025  
   
TONIGHT  
PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY IN THE LATE  
EVENING AND EARLY MORNING THEN BECOMING PARTLY CLOUDY. PATCHY  
FOG. LOWS AROUND 20.    
SUNDAY  
SUNNY. PATCHY FOG IN THE MORNING. HIGHS 36-38.    
SUNDAY NIGHT  
MOSTLY CLEAR IN THE EVENING THEN BECOMING PARTLY  
CLOUDY. LOWS 21-25.    
MONDAY  
SUNNY. HIGHS 42-44.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS 26-28.    
TUESDAY  
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS  
46-48.  
 
 
 
SISKIYOU SUMMIT-  
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 4  
334 PM PST SAT DEC 27 2025  
   
TONIGHT  
PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY IN THE LATE  
EVENING AND EARLY MORNING THEN BECOMING PARTLY CLOUDY. LOWS  
24-27.    
SUNDAY  
SUNNY. HIGHS AROUND 40.    
SUNDAY NIGHT  
PARTLY CLOUDY. LOWS 26-32.    
MONDAY  
SUNNY. HIGHS 41-45.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS 28-34.    
TUESDAY  
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS  
44-47.  
 
 
 
BLACK BUTTE SUMMIT-  
LOCATION...CALIFORNIA INTERSTATE 5 NEAR MILEPOST 742  
334 PM PST SAT DEC 27 2025  
   
TONIGHT  
PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY IN THE LATE  
EVENING AND EARLY MORNING THEN BECOMING MOSTLY CLEAR. WIDESPREAD  
FREEZING FOG AFTER MIDNIGHT. LOWS 21-23.    
SUNDAY  
SUNNY. WIDESPREAD FREEZING FOG IN THE MORNING. HIGHS  
39-42.    
SUNDAY NIGHT  
MOSTLY CLEAR. WIDESPREAD FREEZING FOG AFTER  
MIDNIGHT. LOWS 25-27.    
MONDAY  
SUNNY. WIDESPREAD FREEZING FOG IN THE MORNING. HIGHS  
46-49.    
MONDAY NIGHT  
MOSTLY CLEAR. WIDESPREAD FREEZING FOG AFTER  
MIDNIGHT. LOWS 30-32.    
TUESDAY  
MOSTLY CLEAR. WIDESPREAD FREEZING FOG IN THE MORNING.  
HIGHS 49-52.  
 
 
 
GRASS LAKE/MT HEBRON SUMMIT-  
LOCATION...CALIFORNIA HIGHWAY 97 NEAR MILEPOST 20  
334 PM PST SAT DEC 27 2025  
   
TONIGHT  
PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY IN THE LATE  
EVENING AND EARLY MORNING THEN BECOMING MOSTLY CLEAR. LOWS 18-19.   
SUNDAY  
SUNNY. HIGHS AROUND 40.    
SUNDAY NIGHT  
MOSTLY CLEAR. LOWS AROUND 22.    
MONDAY  
SUNNY. HIGHS 46-48.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS AROUND 27.    
TUESDAY  
MOSTLY CLEAR. HIGHS 50-52.  
 
 
 
WARNER MOUNTAIN SUMMIT-  
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 4  
334 PM PST SAT DEC 27 2025  
   
TONIGHT  
MOSTLY CLEAR EARLY IN THE EVENING THEN BECOMING MOSTLY  
CLOUDY. LOWS AROUND 20.    
SUNDAY  
SUNNY. HIGHS 33-35.    
SUNDAY NIGHT  
MOSTLY CLEAR. LOWS 21-22.    
MONDAY  
SUNNY. HIGHS AROUND 40.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS 27-28.    
TUESDAY  
MOSTLY CLEAR. HIGHS 45-46.  
 
 
 
CEDAR PASS-  
LOCATION...CALIFORNIA HIGHWAY 299 NEAR MILEPOST 51  
334 PM PST SAT DEC 27 2025  
   
TONIGHT  
MOSTLY CLEAR THEN BECOMING PARTLY CLOUDY LATE IN THE  
EVENING THEN BECOMING MOSTLY CLOUDY. LOWS AROUND 21.    
SUNDAY  
SUNNY. HIGHS AROUND 30.    
SUNDAY NIGHT  
MOSTLY CLEAR. LOWS AROUND 23.    
MONDAY  
SUNNY. HIGHS 35-36.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS AROUND 27.    
TUESDAY  
MOSTLY CLEAR. HIGHS 41-42.  
 
 
 
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