143  
FPUS86 KMFR 102107  
TVLMFR  
 
FORECAST FOR MOUNTAIN PASSES  
NATIONAL WEATHER SERVICE MEDFORD, OR  
207 PM PDT SUN AUG 10 2025  
 

 
 
CANYON CREEK PASS-  
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 81  
207 PM PDT SUN AUG 10 2025  
   
..HEAT ADVISORY IN EFFECT UNTIL 2 AM PDT WEDNESDAY
 
 
   
TONIGHT
 
MOSTLY CLEAR. LOWS AROUND 66.    
MONDAY
 
SUNNY. HIGHS AROUND 100.    
MONDAY NIGHT
 
CLEAR. LOWS AROUND 64.    
TUESDAY AND TUESDAY NIGHT
 
CLEAR. HIGHS AROUND 97. LOWS 61-64.    
WEDNESDAY
 
CLEAR. HIGHS AROUND 88.  
 

 
 
SEXTON SUMMIT-  
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 69  
207 PM PDT SUN AUG 10 2025  
   
TONIGHT
 
MOSTLY CLEAR. LOWS AROUND 70.    
MONDAY
 
SUNNY. HIGHS 95-96.    
MONDAY NIGHT
 
CLEAR. LOWS 66-68.    
TUESDAY AND TUESDAY NIGHT
 
CLEAR. HIGHS AROUND 94. LOWS 62-68.    
WEDNESDAY
 
CLEAR. HIGHS 84-86.  
 

 
 
HAYES HILL SUMMIT-  
LOCATION...OREGON HIGHWAY 199 NEAR MILEPOST 16  
207 PM PDT SUN AUG 10 2025  
   
TONIGHT
 
MOSTLY CLEAR. LOWS AROUND 66.    
MONDAY
 
SUNNY. HIGHS AROUND 106.    
MONDAY NIGHT
 
CLEAR. LOWS AROUND 64.    
TUESDAY AND TUESDAY NIGHT
 
CLEAR. HIGHS AROUND 103. LOWS 61-64.   
WEDNESDAY
 
CLEAR. HIGHS AROUND 96.  
 

 
 
WILLAMETTE PASS-  
LOCATION...OREGON HIGHWAY 58 NEAR MILEPOST 62  
207 PM PDT SUN AUG 10 2025  
   
TONIGHT
 
CLEAR. LOWS 56-58.    
MONDAY
 
SUNNY. HIGHS 84-88.    
MONDAY NIGHT
 
CLEAR. LOWS AROUND 60.    
TUESDAY
 
SUNNY. HIGHS 82-85.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS 53-55.    
WEDNESDAY
 
CLEAR. HIGHS 75-78.  
 

 
 
DIAMOND LAKE SUMMIT-  
LOCATION...OREGON HIGHWAY 138 NEAR MILEPOST 83  
207 PM PDT SUN AUG 10 2025  
   
TONIGHT
 
MOSTLY CLEAR. LOWS 55-57.    
MONDAY
 
SUNNY. HIGHS 86-89.    
MONDAY NIGHT
 
CLEAR. LOWS 56-59.    
TUESDAY
 
SUNNY. HIGHS 84-87.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS 51-53.    
WEDNESDAY
 
CLEAR. HIGHS AROUND 80.  
 

 
 
CRATER LAKE-  
LOCATION...OREGON HIGHWAY 62 NEAR MILEPOST 65  
207 PM PDT SUN AUG 10 2025  
   
TONIGHT
 
MOSTLY CLEAR. LOWS 55-57.    
MONDAY
 
SUNNY. HIGHS 83-88.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS 55-57.    
TUESDAY
 
SUNNY. HIGHS 81-86.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS 50-52.    
WEDNESDAY
 
CLEAR. HIGHS 75-80.  
 

 
 
LAKE OF THE WOODS-  
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 33  
207 PM PDT SUN AUG 10 2025  
   
TONIGHT
 
MOSTLY CLEAR. LOWS 57-59.    
MONDAY
 
SUNNY. HIGHS AROUND 90.    
MONDAY NIGHT
 
CLEAR. LOWS AROUND 60.    
TUESDAY AND TUESDAY NIGHT
 
CLEAR. HIGHS 87-89. LOWS 53-61.    
WEDNESDAY
 
CLEAR. HIGHS 80-83.  
 

 
 
SISKIYOU SUMMIT-  
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 4  
207 PM PDT SUN AUG 10 2025  
   
TONIGHT
 
MOSTLY CLEAR. LOWS 65-69.    
MONDAY
 
SUNNY. HIGHS 89-96.    
MONDAY NIGHT
 
CLEAR. LOWS 65-67.    
TUESDAY
 
SUNNY. HIGHS 87-94.    
TUESDAY NIGHT
 
CLEAR. LOWS 61-63.    
WEDNESDAY
 
CLEAR. HIGHS 80-88.  
 

 
 
BLACK BUTTE SUMMIT-  
LOCATION...CALIFORNIA INTERSTATE 5 NEAR MILEPOST 742  
207 PM PDT SUN AUG 10 2025  
   
..HEAT ADVISORY IN EFFECT UNTIL 2 AM PDT WEDNESDAY
 
 
   
TONIGHT
 
MOSTLY CLEAR. LOWS 62-64.    
MONDAY
 
SUNNY. HIGHS 95-99.    
MONDAY NIGHT
 
CLEAR. LOWS 64-66.    
TUESDAY
 
SUNNY. HIGHS 93-97.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS 60-63.    
WEDNESDAY
 
SUNNY THEN BECOMING MOSTLY CLEAR. HIGHS 88-92.  
 

 
 
GRASS LAKE/MT HEBRON SUMMIT-  
LOCATION...CALIFORNIA HIGHWAY 97 NEAR MILEPOST 20  
207 PM PDT SUN AUG 10 2025  
 
...HEAT ADVISORY IN EFFECT FROM 11 AM MONDAY TO 2 AM PDT  
WEDNESDAY...  
   
TONIGHT
 
CLEAR. LOWS AROUND 57.    
MONDAY
 
SUNNY. HIGHS 94-95.    
MONDAY NIGHT
 
CLEAR. LOWS AROUND 58.    
TUESDAY AND TUESDAY NIGHT
 
CLEAR. HIGHS 92-94. LOWS 55-58.    
WEDNESDAY
 
SUNNY THEN BECOMING MOSTLY CLEAR. HIGHS 87-89.  
 

 
 
WARNER MOUNTAIN SUMMIT-  
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 4  
207 PM PDT SUN AUG 10 2025  
   
TONIGHT
 
MOSTLY CLEAR. LOWS 56-58.    
MONDAY
 
SUNNY. HIGHS AROUND 89.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS 58-59.    
TUESDAY
 
SUNNY. HIGHS AROUND 90.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS 56-57.    
WEDNESDAY
 
SUNNY THEN BECOMING MOSTLY CLEAR. HIGHS 85-86.  
 

 
 
CEDAR PASS-  
LOCATION...CALIFORNIA HIGHWAY 299 NEAR MILEPOST 51  
207 PM PDT SUN AUG 10 2025  
   
TONIGHT
 
MOSTLY CLEAR. LOWS 58-59.    
MONDAY
 
SUNNY. HIGHS 82-86.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 61.    
TUESDAY
 
SUNNY. HIGHS 83-87.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 59.    
WEDNESDAY
 
SUNNY IN THE MORNING THEN BECOMING MOSTLY CLEAR.  
HIGHS 79-82.  
 

 
 
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