474  
FPUS86 KMFR 290938  
TVLMFR  
 
FORECAST FOR MOUNTAIN PASSES  
NATIONAL WEATHER SERVICE MEDFORD, OR  
238 AM PDT TUE SEP 29 2026  
 

 
 
CANYON CREEK PASS-  
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 81  
238 AM PDT TUE SEP 29 2026  
   
TODAY
 
SUNNY. HIGHS AROUND 72.    
TONIGHT
 
MOSTLY CLEAR IN THE EVENING THEN BECOMING MOSTLY  
CLOUDY. LOWS AROUND 48.    
WEDNESDAY
 
MOSTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS  
AROUND 73.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 48.    
THURSDAY
 
PARTLY CLOUDY THEN BECOMING SUNNY IN THE AFTERNOON  
THEN BECOMING PARTLY CLOUDY. HIGHS AROUND 77.  
 

 
 
SEXTON SUMMIT-  
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 69  
238 AM PDT TUE SEP 29 2026  
   
TODAY
 
SUNNY. HIGHS AROUND 68.    
TONIGHT
 
MOSTLY CLEAR. LOWS AROUND 50.    
WEDNESDAY
 
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS  
AROUND 70.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 50.    
THURSDAY
 
PARTLY CLOUDY IN THE MORNING THEN BECOMING MOSTLY  
CLEAR. HIGHS AROUND 73.  
 

 
 
HAYES HILL SUMMIT-  
LOCATION...OREGON HIGHWAY 199 NEAR MILEPOST 16  
238 AM PDT TUE SEP 29 2026  
   
TODAY
 
SUNNY. HIGHS AROUND 78.    
TONIGHT
 
MOSTLY CLEAR. LOWS AROUND 47.    
WEDNESDAY
 
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS  
AROUND 80.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 47.    
THURSDAY
 
SUNNY THEN BECOMING PARTLY CLOUDY. HIGHS AROUND 83.  
 

 
 
WILLAMETTE PASS-  
LOCATION...OREGON HIGHWAY 58 NEAR MILEPOST 62  
238 AM PDT TUE SEP 29 2026  
   
TODAY
 
SUNNY. HIGHS 60-62.    
TONIGHT
 
MOSTLY CLEAR. LOWS 39-43.    
WEDNESDAY
 
SUNNY. HIGHS 64-67.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR IN THE EVENING THEN BECOMING  
PARTLY CLOUDY. LOWS 41-45.    
THURSDAY
 
PARTLY CLOUDY THEN BECOMING SUNNY IN THE AFTERNOON  
THEN BECOMING PARTLY CLOUDY. HIGHS 66-69.  
 

 
 
DIAMOND LAKE SUMMIT-  
LOCATION...OREGON HIGHWAY 138 NEAR MILEPOST 83  
238 AM PDT TUE SEP 29 2026  
   
TODAY
 
SUNNY. HIGHS 62-64.    
TONIGHT
 
MOSTLY CLEAR. LOWS 37-39.    
WEDNESDAY
 
SUNNY. HIGHS 66-69.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 40.    
THURSDAY
 
PARTLY CLOUDY THEN BECOMING SUNNY IN THE AFTERNOON  
THEN BECOMING PARTLY CLOUDY. HIGHS AROUND 70.  
 

 
 
CRATER LAKE-  
LOCATION...OREGON HIGHWAY 62 NEAR MILEPOST 65  
238 AM PDT TUE SEP 29 2026  
   
TODAY
 
SUNNY. HIGHS 60-66.    
TONIGHT
 
CLEAR. LOWS 37-38.    
WEDNESDAY
 
SUNNY. HIGHS 65-70.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 40.    
THURSDAY
 
PARTLY CLOUDY THEN BECOMING SUNNY IN THE AFTERNOON  
THEN BECOMING PARTLY CLOUDY. HIGHS 66-72.  
 

 
 
LAKE OF THE WOODS-  
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 33  
238 AM PDT TUE SEP 29 2026  
   
TODAY
 
SUNNY. HIGHS 66-69.    
TONIGHT
 
CLEAR. LOWS AROUND 40.    
WEDNESDAY
 
SUNNY. HIGHS 70-73.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS 42-44.    
THURSDAY
 
SUNNY THEN BECOMING PARTLY CLOUDY. HIGHS 72-76.  
 

 
 
SISKIYOU SUMMIT-  
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 4  
238 AM PDT TUE SEP 29 2026  
   
TODAY
 
SUNNY. HIGHS 65-72.    
TONIGHT
 
CLEAR. LOWS 45-47.    
WEDNESDAY
 
SUNNY. HIGHS 69-76.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS 47-51.    
THURSDAY
 
MOSTLY CLEAR. HIGHS 72-79.  
 

 
 
BLACK BUTTE SUMMIT-  
LOCATION...CALIFORNIA INTERSTATE 5 NEAR MILEPOST 742  
238 AM PDT TUE SEP 29 2026  
   
TODAY
 
SUNNY. HIGHS 74-78.    
TONIGHT
 
CLEAR. LOWS 43-46.    
WEDNESDAY
 
SUNNY. HIGHS AROUND 80.    
WEDNESDAY NIGHT
 
CLEAR. LOWS AROUND 50.    
THURSDAY
 
MOSTLY CLEAR. HIGHS 80-84.  
 

 
 
GRASS LAKE/MT HEBRON SUMMIT-  
LOCATION...CALIFORNIA HIGHWAY 97 NEAR MILEPOST 20  
238 AM PDT TUE SEP 29 2026  
   
TODAY
 
SUNNY. HIGHS 73-75.    
TONIGHT
 
CLEAR. LOWS AROUND 40.    
WEDNESDAY
 
SUNNY. HIGHS 76-78.    
WEDNESDAY NIGHT
 
CLEAR. LOWS AROUND 43.    
THURSDAY
 
MOSTLY CLEAR. HIGHS AROUND 80.  
 

 
 
WARNER MOUNTAIN SUMMIT-  
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 4  
238 AM PDT TUE SEP 29 2026  
   
TODAY
 
SUNNY. HIGHS AROUND 70.    
TONIGHT
 
MOSTLY CLEAR. LOWS 41-42.    
WEDNESDAY
 
SUNNY. HIGHS 71-73.    
WEDNESDAY NIGHT
 
CLEAR. LOWS AROUND 44.    
THURSDAY
 
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS  
75-77.  
 

 
 
CEDAR PASS-  
LOCATION...CALIFORNIA HIGHWAY 299 NEAR MILEPOST 51  
238 AM PDT TUE SEP 29 2026  
   
TODAY
 
SUNNY. HIGHS 64-67.    
TONIGHT
 
MOSTLY CLEAR. LOWS AROUND 43.    
WEDNESDAY
 
SUNNY. HIGHS AROUND 70.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS 45-47.    
THURSDAY
 
MOSTLY CLEAR. HIGHS 71-74.  
 

 
 
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