207  
FPUS86 KMFR 272101  
TVLMFR  
 
FORECAST FOR MOUNTAIN PASSES  
NATIONAL WEATHER SERVICE MEDFORD, OR  
201 PM PDT SUN APR 27 2025  
 

 
 
CANYON CREEK PASS-  
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 81  
201 PM PDT SUN APR 27 2025  
   
TONIGHT
 
MOSTLY CLOUDY. PATCHY FOG AFTER MIDNIGHT. LOWS AROUND  
41.    
MONDAY
 
MOSTLY CLOUDY IN THE MORNING THEN CLEARING. AREAS OF  
DENSE FOG IN THE MORNING. HIGHS AROUND 64.    
MONDAY NIGHT
 
MOSTLY CLOUDY. AREAS OF FOG AFTER MIDNIGHT. LOWS  
AROUND 42.    
TUESDAY
 
MOSTLY CLOUDY IN THE MORNING THEN BECOMING PARTLY  
CLOUDY. AREAS OF FOG IN THE MORNING. HIGHS AROUND 65.    
TUESDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING THEN BECOMING  
MOSTLY CLOUDY. AREAS OF FOG AFTER MIDNIGHT. LOWS AROUND 45.    
WEDNESDAY
 
PARTLY CLOUDY IN THE MORNING THEN CLEARING. AREAS OF  
FOG IN THE MORNING. HIGHS AROUND 72.  
 

 
 
SEXTON SUMMIT-  
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 69  
201 PM PDT SUN APR 27 2025  
   
TONIGHT
 
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY  
CLOUDY. LOWS AROUND 40.    
MONDAY
 
SUNNY. HIGHS AROUND 62.    
MONDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING THEN CLEARING. LOWS  
AROUND 44.    
TUESDAY
 
MOSTLY CLOUDY. HIGHS AROUND 63.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 45.    
WEDNESDAY
 
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS  
AROUND 70.  
 

 
 
HAYES HILL SUMMIT-  
LOCATION...OREGON HIGHWAY 199 NEAR MILEPOST 16  
201 PM PDT SUN APR 27 2025  
   
TONIGHT
 
CLEAR IN THE EVENING THEN BECOMING PARTLY CLOUDY.  
PATCHY FOG AFTER MIDNIGHT. LOWS AROUND 39.    
MONDAY
 
MOSTLY CLOUDY IN THE MORNING THEN CLEARING. PATCHY  
DENSE FOG IN THE MORNING. HIGHS AROUND 68.    
MONDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING THEN CLEARING. LOWS  
AROUND 43.    
TUESDAY
 
MOSTLY CLOUDY IN THE MORNING THEN BECOMING PARTLY  
CLOUDY. HIGHS AROUND 67.    
TUESDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING THEN BECOMING  
MOSTLY CLEAR. PATCHY FOG AFTER MIDNIGHT. LOWS AROUND 44.    
WEDNESDAY
 
PARTLY CLOUDY IN THE MORNING THEN CLEARING. PATCHY  
FOG IN THE MORNING. HIGHS AROUND 75.  
 

 
 
WILLAMETTE PASS-  
LOCATION...OREGON HIGHWAY 58 NEAR MILEPOST 62  
201 PM PDT SUN APR 27 2025  
   
TONIGHT
 
MOSTLY CLOUDY UNTIL WELL AFTER MIDNIGHT THEN BECOMING  
PARTLY CLOUDY. PATCHY FOG AFTER MIDNIGHT. LOWS 31-33.    
MONDAY
 
SUNNY. PATCHY FOG IN THE MORNING. HIGHS 54-56.    
MONDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING, THEN PARTLY CLOUDY  
WITH A CHANCE OF RAIN AFTER MIDNIGHT. PATCHY FOG AFTER MIDNIGHT.  
LOWS 35-38.    
TUESDAY
 
PATCHY FOG IN THE MORNING. MOSTLY CLOUDY WITH A  
30 PERCENT CHANCE OF RAIN. HIGHS AROUND 50.    
TUESDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING THEN CLEARING.  
PATCHY FOG THROUGH THE NIGHT. LOWS 32-35.    
WEDNESDAY
 
SUNNY IN THE MORNING THEN BECOMING CLEAR. PATCHY FOG  
IN THE MORNING. HIGHS 61-62.  
 

 
 
DIAMOND LAKE SUMMIT-  
LOCATION...OREGON HIGHWAY 138 NEAR MILEPOST 83  
201 PM PDT SUN APR 27 2025  
   
TONIGHT
 
PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY LATE IN THE  
EVENING THEN BECOMING PARTLY CLOUDY THEN BECOMING MOSTLY CLEAR  
WELL AFTER MIDNIGHT. PATCHY FOG AFTER MIDNIGHT. LOWS AROUND 30.    
MONDAY
 
SUNNY. HIGHS 54-56.    
MONDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING, THEN MOSTLY CLEAR  
WITH A CHANCE OF RAIN AFTER MIDNIGHT. LOWS 34-35.    
TUESDAY
 
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF RAIN. HIGHS  
49-52.    
TUESDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING THEN CLEARING.  
PATCHY FOG AFTER MIDNIGHT. LOWS AROUND 30.    
WEDNESDAY
 
SUNNY IN THE MORNING THEN BECOMING CLEAR. HIGHS  
60-64.  
 

 
 
CRATER LAKE-  
LOCATION...OREGON HIGHWAY 62 NEAR MILEPOST 65  
201 PM PDT SUN APR 27 2025  
   
TONIGHT
 
MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY LATE IN THE  
EVENING THEN BECOMING CLEAR. LOWS 27-29.    
MONDAY
 
SUNNY. HIGHS 53-59.    
MONDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING, THEN MOSTLY CLEAR  
WITH A CHANCE OF RAIN AFTER MIDNIGHT. LOWS 33-35.    
TUESDAY
 
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF RAIN. HIGHS  
49-55.    
TUESDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING THEN CLEARING. LOWS  
AROUND 30.    
WEDNESDAY
 
SUNNY IN THE MORNING THEN BECOMING CLEAR. HIGHS  
60-65.  
 

 
 
LAKE OF THE WOODS-  
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 33  
201 PM PDT SUN APR 27 2025  
   
TONIGHT
 
MOSTLY CLEAR THEN BECOMING PARTLY CLOUDY LATE IN THE  
EVENING THEN BECOMING MOSTLY CLEAR. PATCHY FOG AFTER MIDNIGHT.  
LOWS AROUND 30.    
MONDAY
 
SUNNY. HIGHS 56-59.    
MONDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING THEN CLEARING. LOWS  
34-36.    
TUESDAY
 
MOSTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN IN THE  
AFTERNOON. HIGHS 54-56.    
TUESDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING THEN CLEARING.  
PATCHY FOG AFTER MIDNIGHT. LOWS 32-34.    
WEDNESDAY
 
SUNNY IN THE MORNING THEN BECOMING CLEAR. HIGHS  
63-65.  
 

 
 
SISKIYOU SUMMIT-  
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 4  
201 PM PDT SUN APR 27 2025  
   
TONIGHT
 
CLEAR THEN BECOMING MOSTLY CLOUDY LATE IN THE EVENING  
THEN BECOMING PARTLY CLOUDY. LOWS 35-36.    
MONDAY
 
SUNNY. HIGHS 56-61.    
MONDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING THEN CLEARING. LOWS  
AROUND 40.    
TUESDAY
 
PARTLY CLOUDY IN THE MORNING THEN BECOMING MOSTLY  
CLOUDY. HIGHS 56-60.    
TUESDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING THEN CLEARING. LOWS  
40-43.    
WEDNESDAY
 
SUNNY IN THE MORNING THEN BECOMING CLEAR. HIGHS  
65-70.  
 

 
 
BLACK BUTTE SUMMIT-  
LOCATION...CALIFORNIA INTERSTATE 5 NEAR MILEPOST 742  
201 PM PDT SUN APR 27 2025  
   
TONIGHT
 
MOSTLY CLEAR. LOWS 32-34.    
MONDAY
 
SUNNY. HIGHS 61-65.    
MONDAY NIGHT
 
PARTLY CLOUDY. LOWS 39-42.    
TUESDAY AND TUESDAY NIGHT
 
PARTLY CLOUDY. HIGHS 61-65. LOWS  
39-42.    
WEDNESDAY
 
SUNNY IN THE MORNING THEN BECOMING CLEAR. HIGHS  
67-72.  
 

 
 
GRASS LAKE/MT HEBRON SUMMIT-  
LOCATION...CALIFORNIA HIGHWAY 97 NEAR MILEPOST 20  
201 PM PDT SUN APR 27 2025  
   
TONIGHT
 
CLEAR. LOWS AROUND 28.    
MONDAY
 
SUNNY. HIGHS 62-64.    
MONDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING THEN CLEARING. LOWS  
34-35.    
TUESDAY
 
PARTLY CLOUDY IN THE MORNING THEN BECOMING MOSTLY  
CLOUDY. HIGHS 61-63.    
TUESDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING THEN CLEARING.  
PATCHY FOG AFTER MIDNIGHT. LOWS 34-35.    
WEDNESDAY
 
SUNNY IN THE MORNING THEN BECOMING CLEAR. HIGHS  
67-69.  
 

 
 
WARNER MOUNTAIN SUMMIT-  
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 4  
201 PM PDT SUN APR 27 2025  
   
TONIGHT
 
CLEAR. LOWS AROUND 30.    
MONDAY
 
SUNNY. HIGHS 58-59.    
MONDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING THEN CLEARING. LOWS  
AROUND 37.    
TUESDAY
 
PARTLY CLOUDY IN THE MORNING, THEN MOSTLY CLOUDY WITH  
A 30 PERCENT CHANCE OF RAIN IN THE AFTERNOON. HIGHS 56-57.    
TUESDAY NIGHT
 
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN  
IN THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. LOWS 35-36.    
WEDNESDAY
 
PARTLY CLOUDY THEN BECOMING SUNNY IN THE AFTERNOON  
THEN BECOMING MOSTLY CLEAR. HIGHS AROUND 60.  
 

 
 
CEDAR PASS-  
LOCATION...CALIFORNIA HIGHWAY 299 NEAR MILEPOST 51  
201 PM PDT SUN APR 27 2025  
   
TONIGHT
 
PARTLY CLOUDY EARLY IN THE EVENING THEN CLEARING. LOWS  
AROUND 28.    
MONDAY
 
SUNNY. HIGHS 52-55.    
MONDAY NIGHT
 
MOSTLY CLEAR IN THE EVENING THEN BECOMING PARTLY  
CLOUDY. LOWS AROUND 37.    
TUESDAY
 
PARTLY CLOUDY IN THE MORNING, THEN MOSTLY CLOUDY WITH  
A 30 PERCENT CHANCE OF RAIN IN THE AFTERNOON. HIGHS 53-55.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. A 30 PERCENT CHANCE OF RAIN IN  
THE EVENING. LOWS AROUND 37.    
WEDNESDAY
 
PARTLY CLOUDY IN THE MORNING THEN BECOMING CLEAR.  
HIGHS 56-58.  
 

 
 
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