636  
FPUS86 KMFR 010938  
TVLMFR  
 
FORECAST FOR MOUNTAIN PASSES  
NATIONAL WEATHER SERVICE MEDFORD, OR  
238 AM PDT MON JUN 1 2026  
 
 
 
CANYON CREEK PASS-  
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 81  
238 AM PDT MON JUN 1 2026  
   
TODAY  
SUNNY. HIGHS AROUND 80.    
TONIGHT  
MOSTLY CLEAR. LOWS AROUND 50.    
TUESDAY  
PARTLY CLOUDY. HIGHS AROUND 84.    
TUESDAY NIGHT  
MOSTLY CLOUDY. LOWS AROUND 51.    
WEDNESDAY  
MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY IN THE  
AFTERNOON THEN BECOMING MOSTLY CLEAR. HIGHS AROUND 72.  
 
 
 
SEXTON SUMMIT-  
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 69  
238 AM PDT MON JUN 1 2026  
   
TODAY  
SUNNY. HIGHS AROUND 80.    
TONIGHT  
MOSTLY CLEAR. LOWS 51-52.    
TUESDAY  
PARTLY CLOUDY. HIGHS AROUND 84.    
TUESDAY NIGHT  
MOSTLY CLOUDY. LOWS 55-57.    
WEDNESDAY  
MOSTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS  
AROUND 70.  
 
 
 
HAYES HILL SUMMIT-  
LOCATION...OREGON HIGHWAY 199 NEAR MILEPOST 16  
238 AM PDT MON JUN 1 2026  
   
TODAY  
SUNNY. HIGHS AROUND 86.    
TONIGHT  
MOSTLY CLEAR. LOWS AROUND 50.    
TUESDAY  
PARTLY CLOUDY. HIGHS AROUND 89.    
TUESDAY NIGHT  
MOSTLY CLOUDY. LOWS AROUND 52.    
WEDNESDAY  
MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY IN THE  
AFTERNOON THEN BECOMING MOSTLY CLEAR. HIGHS AROUND 77.  
 
 
 
WILLAMETTE PASS-  
LOCATION...OREGON HIGHWAY 58 NEAR MILEPOST 62  
238 AM PDT MON JUN 1 2026  
   
TODAY  
SUNNY. HIGHS 66-69.    
TONIGHT  
CLEAR. LOWS 41-44.    
TUESDAY  
SUNNY. HIGHS 71-74.    
TUESDAY NIGHT  
MOSTLY CLOUDY. LOWS 44-47.    
WEDNESDAY  
MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY IN THE  
AFTERNOON THEN BECOMING MOSTLY CLEAR. HIGHS 60-62.  
 
 
 
DIAMOND LAKE SUMMIT-  
LOCATION...OREGON HIGHWAY 138 NEAR MILEPOST 83  
238 AM PDT MON JUN 1 2026  
   
TODAY  
SUNNY. HIGHS AROUND 70.    
TONIGHT  
MOSTLY CLEAR. LOWS 37-39.    
TUESDAY  
SUNNY IN THE MORNING THEN BECOMING PARTLY CLOUDY.  
HIGHS 72-74.    
TUESDAY NIGHT  
MOSTLY CLOUDY. LOWS 40-42.    
WEDNESDAY  
MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY IN THE  
AFTERNOON THEN BECOMING MOSTLY CLEAR. HIGHS 61-63.  
 
 
 
CRATER LAKE-  
LOCATION...OREGON HIGHWAY 62 NEAR MILEPOST 65  
238 AM PDT MON JUN 1 2026  
   
TODAY  
SUNNY. HIGHS 65-70.    
TONIGHT  
MOSTLY CLEAR. LOWS 36-39.    
TUESDAY  
SUNNY. HIGHS 68-73.    
TUESDAY NIGHT  
MOSTLY CLOUDY. LOWS 39-42.    
WEDNESDAY  
MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY IN THE  
AFTERNOON THEN BECOMING MOSTLY CLEAR. HIGHS 58-63.  
 
 
 
LAKE OF THE WOODS-  
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 33  
238 AM PDT MON JUN 1 2026  
   
TODAY  
SUNNY. HIGHS 70-73.    
TONIGHT  
MOSTLY CLEAR. LOWS 42-43.    
TUESDAY  
PARTLY CLOUDY. HIGHS 74-76.    
TUESDAY NIGHT  
MOSTLY CLOUDY. LOWS 44-46.    
WEDNESDAY  
MOSTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS  
63-66.  
 
 
 
SISKIYOU SUMMIT-  
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 4  
238 AM PDT MON JUN 1 2026  
   
TODAY  
SUNNY. HIGHS 69-75.    
TONIGHT  
MOSTLY CLEAR. LOWS AROUND 50.    
TUESDAY  
PARTLY CLOUDY. HIGHS 73-80.    
TUESDAY NIGHT  
MOSTLY CLOUDY. LOWS 54-56.    
WEDNESDAY  
MOSTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS  
63-70.  
 
 
 
BLACK BUTTE SUMMIT-  
LOCATION...CALIFORNIA INTERSTATE 5 NEAR MILEPOST 742  
238 AM PDT MON JUN 1 2026  
   
TODAY  
SUNNY. HIGHS 75-79.    
TONIGHT  
MOSTLY CLEAR. LOWS 49-52.    
TUESDAY  
PARTLY CLOUDY. HIGHS 79-83.    
TUESDAY NIGHT  
MOSTLY CLOUDY. LOWS 53-56.    
WEDNESDAY  
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS  
73-77.  
 
 
 
GRASS LAKE/MT HEBRON SUMMIT-  
LOCATION...CALIFORNIA HIGHWAY 97 NEAR MILEPOST 20  
238 AM PDT MON JUN 1 2026  
   
TODAY  
SUNNY. HIGHS 74-75.    
TONIGHT  
MOSTLY CLEAR. LOWS 43-44.    
TUESDAY  
PARTLY CLOUDY. HIGHS AROUND 80.    
TUESDAY NIGHT  
MOSTLY CLOUDY. LOWS 46-47.    
WEDNESDAY  
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS  
71-73.  
 
 
 
WARNER MOUNTAIN SUMMIT-  
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 4  
238 AM PDT MON JUN 1 2026  
   
TODAY  
SUNNY. HIGHS 67-68.    
TONIGHT  
MOSTLY CLEAR. LOWS AROUND 41.    
TUESDAY  
SUNNY. HIGHS 72-74.    
TUESDAY NIGHT  
PARTLY CLOUDY IN THE EVENING THEN BECOMING  
MOSTLY CLOUDY. LOWS AROUND 48.    
WEDNESDAY  
MOSTLY CLOUDY THEN CLEARING. HIGHS AROUND 70.  
 
 
 
CEDAR PASS-  
LOCATION...CALIFORNIA HIGHWAY 299 NEAR MILEPOST 51  
238 AM PDT MON JUN 1 2026  
   
TODAY  
SUNNY. HIGHS 63-66.    
TONIGHT  
MOSTLY CLEAR. LOWS AROUND 46.    
TUESDAY  
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS  
AROUND 70.    
TUESDAY NIGHT  
MOSTLY CLOUDY. LOWS AROUND 52.    
WEDNESDAY  
MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY IN THE  
AFTERNOON THEN BECOMING MOSTLY CLEAR. HIGHS 66-68.  
 
 
 
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