671  
FPUS86 KMFR 302138  
TVLMFR  
 
FORECAST FOR MOUNTAIN PASSES  
NATIONAL WEATHER SERVICE MEDFORD, OR  
238 PM PDT SAT MAY 30 2026  
 
 
 
CANYON CREEK PASS-  
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 81  
238 PM PDT SAT MAY 30 2026  
   
TONIGHT  
MOSTLY CLEAR IN THE EVENING THEN BECOMING PARTLY  
CLOUDY. LOWS AROUND 38.    
SUNDAY  
PARTLY CLOUDY IN THE MORNING THEN BECOMING SUNNY. HIGHS  
AROUND 67.    
SUNDAY NIGHT  
MOSTLY CLEAR. LOWS AROUND 41.    
MONDAY  
SUNNY. HIGHS AROUND 78.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS AROUND 49.    
TUESDAY  
SUNNY THEN BECOMING PARTLY CLOUDY. HIGHS AROUND 82.  
 
 
 
SEXTON SUMMIT-  
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 69  
238 PM PDT SAT MAY 30 2026  
   
TONIGHT  
MOSTLY CLEAR. LOWS 38-39. NORTH WINDS AROUND 20 MPH  
LATE IN THE EVENING BECOMING LIGHT.    
SUNDAY  
SUNNY. HIGHS 64-65.    
SUNDAY NIGHT  
MOSTLY CLEAR. LOWS 43-44.    
MONDAY  
SUNNY. HIGHS AROUND 78.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS 51-52.    
TUESDAY  
SUNNY THEN BECOMING PARTLY CLOUDY. HIGHS AROUND 82.  
 
 
 
HAYES HILL SUMMIT-  
LOCATION...OREGON HIGHWAY 199 NEAR MILEPOST 16  
238 PM PDT SAT MAY 30 2026  
   
TONIGHT  
MOSTLY CLEAR. LOWS AROUND 40.    
SUNDAY  
SUNNY. HIGHS AROUND 73.    
SUNDAY NIGHT  
MOSTLY CLEAR. LOWS AROUND 43.    
MONDAY  
SUNNY. HIGHS AROUND 84.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS AROUND 50.    
TUESDAY  
SUNNY IN THE MORNING THEN BECOMING PARTLY CLOUDY.  
HIGHS AROUND 87.  
 
 
 
WILLAMETTE PASS-  
LOCATION...OREGON HIGHWAY 58 NEAR MILEPOST 62  
238 PM PDT SAT MAY 30 2026  
   
TONIGHT  
MOSTLY CLEAR. LOWS 30-33.    
SUNDAY  
SUNNY. HIGHS AROUND 60.    
SUNDAY NIGHT  
MOSTLY CLEAR. LOWS 35-39.    
MONDAY  
SUNNY. HIGHS 66-69.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS 41-44.    
TUESDAY  
SUNNY THEN BECOMING PARTLY CLOUDY. HIGHS 70-73.  
 
 
 
DIAMOND LAKE SUMMIT-  
LOCATION...OREGON HIGHWAY 138 NEAR MILEPOST 83  
238 PM PDT SAT MAY 30 2026  
   
TONIGHT  
MOSTLY CLEAR. LOWS 27-29.    
SUNDAY  
SUNNY. HIGHS 60-62.    
SUNDAY NIGHT  
MOSTLY CLEAR. LOWS 32-34.    
MONDAY  
SUNNY. HIGHS AROUND 70.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS 37-39.    
TUESDAY  
SUNNY IN THE MORNING THEN BECOMING PARTLY CLOUDY.  
HIGHS 71-73.  
 
 
 
CRATER LAKE-  
LOCATION...OREGON HIGHWAY 62 NEAR MILEPOST 65  
238 PM PDT SAT MAY 30 2026  
   
TONIGHT  
MOSTLY CLEAR. LOWS 26-30.    
SUNDAY  
SUNNY. HIGHS 57-62.    
SUNDAY NIGHT  
MOSTLY CLEAR. LOWS 31-35.    
MONDAY  
SUNNY. HIGHS 64-69.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS 36-40.    
TUESDAY  
SUNNY IN THE MORNING THEN BECOMING PARTLY CLOUDY.  
HIGHS 67-72.  
 
 
 
LAKE OF THE WOODS-  
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 33  
238 PM PDT SAT MAY 30 2026  
   
TONIGHT  
CLEAR. LOWS 31-32.    
SUNDAY  
SUNNY. HIGHS 62-65.    
SUNDAY NIGHT  
MOSTLY CLEAR. LOWS 36-37.    
MONDAY  
SUNNY. HIGHS 69-72.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS 42-43.    
TUESDAY  
SUNNY IN THE MORNING THEN BECOMING PARTLY CLOUDY.  
HIGHS 72-75.  
 
 
 
SISKIYOU SUMMIT-  
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 4  
238 PM PDT SAT MAY 30 2026  
   
TONIGHT  
MOSTLY CLEAR. LOWS 36-38. NORTH WINDS AROUND 20 MPH  
LATE IN THE EVENING BECOMING LIGHT.    
SUNDAY  
SUNNY. HIGHS 60-67.    
SUNDAY NIGHT  
MOSTLY CLEAR. LOWS 41-43.    
MONDAY  
SUNNY. HIGHS 68-75.    
MONDAY NIGHT  
CLEAR. LOWS 50-52.    
TUESDAY  
SUNNY THEN BECOMING PARTLY CLOUDY. HIGHS 72-79.  
 
 
 
BLACK BUTTE SUMMIT-  
LOCATION...CALIFORNIA INTERSTATE 5 NEAR MILEPOST 742  
238 PM PDT SAT MAY 30 2026  
   
TONIGHT  
MOSTLY CLEAR. LOWS AROUND 40.    
SUNDAY  
SUNNY. HIGHS AROUND 70.    
SUNDAY NIGHT  
MOSTLY CLEAR. LOWS 43-44.    
MONDAY  
SUNNY. HIGHS 75-79.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS 50-52.    
TUESDAY  
SUNNY IN THE MORNING THEN BECOMING PARTLY CLOUDY.  
HIGHS 78-82.  
 
 
 
GRASS LAKE/MT HEBRON SUMMIT-  
LOCATION...CALIFORNIA HIGHWAY 97 NEAR MILEPOST 20  
238 PM PDT SAT MAY 30 2026  
   
TONIGHT  
CLEAR. LOWS 32-33.    
SUNDAY  
SUNNY. HIGHS 67-68.    
SUNDAY NIGHT  
MOSTLY CLEAR. LOWS 37-38.    
MONDAY  
SUNNY. HIGHS 74-75.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS AROUND 44.    
TUESDAY  
SUNNY IN THE MORNING THEN BECOMING PARTLY CLOUDY.  
HIGHS 77-79.  
 
 
 
WARNER MOUNTAIN SUMMIT-  
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 4  
238 PM PDT SAT MAY 30 2026  
   
TONIGHT  
MOSTLY CLEAR. LOWS 34-35.    
SUNDAY  
SUNNY. HIGHS 61-62.    
SUNDAY NIGHT  
MOSTLY CLEAR. LOWS 36-37.    
MONDAY  
SUNNY. HIGHS 67-68.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS AROUND 43.    
TUESDAY  
SUNNY THEN BECOMING PARTLY CLOUDY. HIGHS 73-74.  
 
 
 
CEDAR PASS-  
LOCATION...CALIFORNIA HIGHWAY 299 NEAR MILEPOST 51  
238 PM PDT SAT MAY 30 2026  
   
TONIGHT  
MOSTLY CLEAR. LOWS AROUND 38.    
SUNDAY  
SUNNY. HIGHS AROUND 60.    
SUNDAY NIGHT  
MOSTLY CLEAR. LOWS AROUND 41.    
MONDAY  
SUNNY. HIGHS 63-65.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS AROUND 48.    
TUESDAY  
SUNNY THEN BECOMING PARTLY CLOUDY. HIGHS AROUND 70.  
 
 
 
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