162  
FPUS86 KMFR 162123  
TVLMFR  
 
FORECAST FOR MOUNTAIN PASSES  
NATIONAL WEATHER SERVICE MEDFORD, OR  
223 PM PDT TUE SEP 16 2025  
 

 
 
CANYON CREEK PASS-  
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 81  
223 PM PDT TUE SEP 16 2025  
   
TONIGHT
 
CLEAR. LOWS AROUND 53.    
WEDNESDAY
 
SUNNY. HIGHS AROUND 80.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR IN THE EVENING THEN BECOMING  
PARTLY CLOUDY. LOWS AROUND 52.    
THURSDAY
 
MOSTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS  
AROUND 74.    
THURSDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING THEN CLEARING.  
PATCHY FOG AFTER MIDNIGHT. LOWS AROUND 51.    
FRIDAY
 
PARTLY CLOUDY THEN BECOMING SUNNY IN THE AFTERNOON THEN  
BECOMING PARTLY CLOUDY. PATCHY FOG IN THE MORNING. HIGHS AROUND  
81.  
 

 
 
SEXTON SUMMIT-  
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 69  
223 PM PDT TUE SEP 16 2025  
   
TONIGHT
 
CLEAR. LOWS AROUND 59.    
WEDNESDAY
 
SUNNY. HIGHS 75-77.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS 54-56.    
THURSDAY AND THURSDAY NIGHT
 
PARTLY CLOUDY. HIGHS AROUND 70.  
LOWS 54-56.    
FRIDAY
 
SUNNY THEN BECOMING PARTLY CLOUDY. HIGHS 75-77.  
 

 
 
HAYES HILL SUMMIT-  
LOCATION...OREGON HIGHWAY 199 NEAR MILEPOST 16  
223 PM PDT TUE SEP 16 2025  
   
TONIGHT
 
CLEAR. LOWS AROUND 54.    
WEDNESDAY
 
SUNNY. HIGHS AROUND 88.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 52.    
THURSDAY AND THURSDAY NIGHT
 
MOSTLY CLEAR. HIGHS AROUND 82.  
LOWS 51-52.    
FRIDAY
 
SUNNY THEN BECOMING PARTLY CLOUDY. HIGHS AROUND 88.  
 

 
 
WILLAMETTE PASS-  
LOCATION...OREGON HIGHWAY 58 NEAR MILEPOST 62  
223 PM PDT TUE SEP 16 2025  
   
TONIGHT
 
MOSTLY CLEAR. LOWS 47-49.    
WEDNESDAY
 
SUNNY. HIGHS 72-75.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS 46-49.    
THURSDAY
 
SUNNY. HIGHS 72-75.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 50.    
FRIDAY
 
PARTLY CLOUDY. HIGHS 70-73.  
 

 
 
DIAMOND LAKE SUMMIT-  
LOCATION...OREGON HIGHWAY 138 NEAR MILEPOST 83  
223 PM PDT TUE SEP 16 2025  
   
TONIGHT
 
CLEAR. LOWS 47-48.    
WEDNESDAY
 
SUNNY. HIGHS 75-77.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS 46-47.    
THURSDAY
 
SUNNY. HIGHS 75-77.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. LOWS AROUND 50.    
FRIDAY
 
PARTLY CLOUDY. HIGHS 72-74.  
 

 
 
CRATER LAKE-  
LOCATION...OREGON HIGHWAY 62 NEAR MILEPOST 65  
223 PM PDT TUE SEP 16 2025  
   
TONIGHT
 
CLEAR. LOWS 44-46.    
WEDNESDAY
 
SUNNY. HIGHS 71-76.    
WEDNESDAY NIGHT
 
CLEAR. LOWS 44-45.    
THURSDAY
 
SUNNY. HIGHS 71-76.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. LOWS 46-47.    
FRIDAY
 
PARTLY CLOUDY. HIGHS 68-72.  
 

 
 
LAKE OF THE WOODS-  
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 33  
223 PM PDT TUE SEP 16 2025  
   
TONIGHT
 
CLEAR. LOWS 47-49.    
WEDNESDAY
 
SUNNY. HIGHS AROUND 80.    
WEDNESDAY NIGHT
 
CLEAR. LOWS 45-47.    
THURSDAY
 
SUNNY. HIGHS 75-78.    
THURSDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING THEN BECOMING  
MOSTLY CLOUDY. LOWS AROUND 50.    
FRIDAY
 
PARTLY CLOUDY. HIGHS 72-75.  
 

 
 
SISKIYOU SUMMIT-  
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 4  
223 PM PDT TUE SEP 16 2025  
   
TONIGHT
 
CLEAR. LOWS 54-59.    
WEDNESDAY
 
SUNNY. HIGHS 77-85.    
WEDNESDAY NIGHT
 
CLEAR. LOWS 52-54.    
THURSDAY
 
SUNNY. HIGHS 75-82.    
THURSDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING THEN BECOMING  
PARTLY CLOUDY. LOWS 54-58.    
FRIDAY
 
PARTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS IN THE  
AFTERNOON AND EVENING. HIGHS 72-80.  
 

 
 
BLACK BUTTE SUMMIT-  
LOCATION...CALIFORNIA INTERSTATE 5 NEAR MILEPOST 742  
223 PM PDT TUE SEP 16 2025  
   
TONIGHT
 
CLEAR. LOWS 52-56.    
WEDNESDAY
 
SUNNY. HIGHS 83-86.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS 52-54.    
THURSDAY
 
SUNNY IN THE MORNING THEN BECOMING PARTLY CLOUDY.  
HIGHS 82-85.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. A 20 PERCENT CHANCE OF  
THUNDERSTORMS IN THE EVENING. LOWS 54-57.    
FRIDAY
 
PARTLY CLOUDY. A 20 PERCENT CHANCE OF THUNDERSTORMS IN  
THE AFTERNOON AND EVENING. HIGHS 76-80.  
 

 
 
GRASS LAKE/MT HEBRON SUMMIT-  
LOCATION...CALIFORNIA HIGHWAY 97 NEAR MILEPOST 20  
223 PM PDT TUE SEP 16 2025  
   
TONIGHT
 
CLEAR. LOWS 46-47.    
WEDNESDAY
 
SUNNY. HIGHS 82-83.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS 45-46.    
THURSDAY
 
SUNNY IN THE MORNING THEN BECOMING PARTLY CLOUDY.  
HIGHS 82-83.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. A 20 PERCENT CHANCE OF SHOWERS  
IN THE EVENING. LOWS AROUND 48.    
FRIDAY
 
PARTLY CLOUDY. A 20 PERCENT CHANCE OF THUNDERSTORMS IN  
THE AFTERNOON AND EVENING. HIGHS 77-78.  
 

 
 
WARNER MOUNTAIN SUMMIT-  
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 4  
223 PM PDT TUE SEP 16 2025  
   
TONIGHT
 
MOSTLY CLEAR. LOWS AROUND 50.    
WEDNESDAY
 
SUNNY. HIGHS AROUND 80.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 50.    
THURSDAY
 
PARTLY CLOUDY. HIGHS AROUND 80.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. LOWS 52-53.    
FRIDAY
 
MOSTLY CLOUDY. HIGHS 74-75.  
 

 
 
CEDAR PASS-  
LOCATION...CALIFORNIA HIGHWAY 299 NEAR MILEPOST 51  
223 PM PDT TUE SEP 16 2025  
   
TONIGHT
 
MOSTLY CLEAR. LOWS 51-52.    
WEDNESDAY
 
SUNNY. HIGHS 74-77.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 52.    
THURSDAY
 
PARTLY CLOUDY. HIGHS 74-77.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. LOWS AROUND 54.    
FRIDAY
 
MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY IN THE  
AFTERNOON THEN BECOMING MOSTLY CLOUDY. A 20 PERCENT CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON AND EVENING. HIGHS 67-71.  
 

 
 
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