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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