192  
FPUS86 KMFR 052139  
TVLMFR  
 
FORECAST FOR MOUNTAIN PASSES  
NATIONAL WEATHER SERVICE MEDFORD, OR  
238 PM PDT TUE MAY 5 2026  
 
 
 
CANYON CREEK PASS-  
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 81  
239 PM PDT TUE MAY 5 2026  
   
TONIGHT  
MOSTLY CLEAR THEN BECOMING PARTLY CLOUDY IN THE LATE  
EVENING AND EARLY MORNING THEN BECOMING MOSTLY CLEAR. LOWS AROUND  
48.    
WEDNESDAY  
PARTLY CLOUDY IN THE MORNING THEN BECOMING SUNNY.  
HIGHS AROUND 78.    
WEDNESDAY NIGHT  
PARTLY CLOUDY IN THE EVENING THEN BECOMING  
MOSTLY CLEAR. LOWS AROUND 47.    
THURSDAY  
SUNNY. HIGHS AROUND 79.    
THURSDAY NIGHT  
MOSTLY CLEAR IN THE EVENING THEN BECOMING  
PARTLY CLOUDY. LOWS AROUND 47.    
FRIDAY  
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS  
AROUND 72.  
 
 
 
SEXTON SUMMIT-  
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 69  
239 PM PDT TUE MAY 5 2026  
   
TONIGHT  
CLEAR. LOWS AROUND 50.    
WEDNESDAY  
SUNNY. HIGHS 74-75.    
WEDNESDAY NIGHT  
MOSTLY CLEAR. LOWS 48-49.    
THURSDAY  
SUNNY. HIGHS AROUND 74.    
THURSDAY NIGHT  
MOSTLY CLEAR IN THE EVENING THEN BECOMING  
PARTLY CLOUDY. LOWS AROUND 47.    
FRIDAY  
PARTLY CLOUDY THEN BECOMING SUNNY IN THE AFTERNOON THEN  
BECOMING CLEAR. HIGHS 66-68.  
 
 
 
HAYES HILL SUMMIT-  
LOCATION...OREGON HIGHWAY 199 NEAR MILEPOST 16  
239 PM PDT TUE MAY 5 2026  
   
TONIGHT  
CLEAR. LOWS AROUND 48.    
WEDNESDAY  
SUNNY. HIGHS AROUND 83.    
WEDNESDAY NIGHT  
MOSTLY CLEAR. LOWS AROUND 49.    
THURSDAY  
SUNNY. HIGHS AROUND 82.    
THURSDAY NIGHT  
PARTLY CLOUDY. LOWS AROUND 47.    
FRIDAY  
PARTLY CLOUDY THEN BECOMING SUNNY IN THE AFTERNOON THEN  
BECOMING CLEAR. HIGHS AROUND 76.  
 
 
 
WILLAMETTE PASS-  
LOCATION...OREGON HIGHWAY 58 NEAR MILEPOST 62  
239 PM PDT TUE MAY 5 2026  
   
TONIGHT  
CLEAR. LOWS 43-47.    
WEDNESDAY  
SUNNY. HIGHS 68-69.    
WEDNESDAY NIGHT  
PARTLY CLOUDY. LOWS 41-45.    
THURSDAY  
SUNNY. HIGHS 66-67.    
THURSDAY NIGHT  
PARTLY CLOUDY. LOWS 41-44.    
FRIDAY  
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS  
AROUND 60.  
 
 
 
DIAMOND LAKE SUMMIT-  
LOCATION...OREGON HIGHWAY 138 NEAR MILEPOST 83  
239 PM PDT TUE MAY 5 2026  
   
TONIGHT  
MOSTLY CLEAR. LOWS 40-42.    
WEDNESDAY  
SUNNY. HIGHS AROUND 70.    
WEDNESDAY NIGHT  
PARTLY CLOUDY IN THE EVENING THEN CLEARING.  
LOWS AROUND 40.    
THURSDAY  
SUNNY. HIGHS 66-69.    
THURSDAY NIGHT  
PARTLY CLOUDY. LOWS 38-39.    
FRIDAY  
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS  
60-62. WEST WINDS AROUND 20 MPH IN THE AFTERNOON AND EVENING.  
 
 
 
CRATER LAKE-  
LOCATION...OREGON HIGHWAY 62 NEAR MILEPOST 65  
239 PM PDT TUE MAY 5 2026  
   
TONIGHT  
MOSTLY CLEAR. LOWS 38-42.    
WEDNESDAY  
SUNNY. HIGHS 64-69.    
WEDNESDAY NIGHT  
PARTLY CLOUDY IN THE EVENING THEN BECOMING  
MOSTLY CLEAR. LOWS 36-40.    
THURSDAY  
SUNNY. HIGHS 63-68.    
THURSDAY NIGHT  
PARTLY CLOUDY. LOWS AROUND 40.    
FRIDAY  
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS  
57-62. WEST WINDS AROUND 20 MPH IN THE AFTERNOON AND EVENING.  
 
 
 
LAKE OF THE WOODS-  
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 33  
239 PM PDT TUE MAY 5 2026  
   
TONIGHT  
MOSTLY CLEAR. LOWS AROUND 43.    
WEDNESDAY  
SUNNY. HIGHS 70-72.    
WEDNESDAY NIGHT  
MOSTLY CLEAR. LOWS 42-43.    
THURSDAY  
SUNNY. HIGHS AROUND 70.    
THURSDAY NIGHT  
MOSTLY CLEAR IN THE EVENING THEN BECOMING  
PARTLY CLOUDY. LOWS AROUND 42.    
FRIDAY  
PARTLY CLOUDY THEN BECOMING SUNNY IN THE AFTERNOON THEN  
BECOMING CLEAR. HIGHS 63-66.  
 
 
 
SISKIYOU SUMMIT-  
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 4  
239 PM PDT TUE MAY 5 2026  
   
TONIGHT  
CLEAR. LOWS AROUND 50.    
WEDNESDAY  
SUNNY. HIGHS 71-77.    
WEDNESDAY NIGHT  
MOSTLY CLEAR. LOWS AROUND 50.    
THURSDAY  
SUNNY. HIGHS 71-77.    
THURSDAY NIGHT  
MOSTLY CLEAR IN THE EVENING THEN BECOMING  
PARTLY CLOUDY. LOWS 47-49.    
FRIDAY  
SUNNY THEN BECOMING CLEAR. HIGHS 66-72.  
 
 
 
BLACK BUTTE SUMMIT-  
LOCATION...CALIFORNIA INTERSTATE 5 NEAR MILEPOST 742  
239 PM PDT TUE MAY 5 2026  
   
TONIGHT  
MOSTLY CLEAR. LOWS 46-48.    
WEDNESDAY  
SUNNY. HIGHS 76-78.    
WEDNESDAY NIGHT  
MOSTLY CLEAR. LOWS AROUND 50.    
THURSDAY  
SUNNY. HIGHS 74-79.    
THURSDAY NIGHT  
MOSTLY CLEAR IN THE EVENING THEN BECOMING  
PARTLY CLOUDY. LOWS 48-49.    
FRIDAY  
PARTLY CLOUDY IN THE MORNING THEN BECOMING CLEAR. HIGHS  
72-76.  
 
 
 
GRASS LAKE/MT HEBRON SUMMIT-  
LOCATION...CALIFORNIA HIGHWAY 97 NEAR MILEPOST 20  
239 PM PDT TUE MAY 5 2026  
   
TONIGHT  
MOSTLY CLEAR. LOWS AROUND 42.    
WEDNESDAY  
SUNNY. HIGHS 76-78.    
WEDNESDAY NIGHT  
MOSTLY CLEAR. LOWS AROUND 44.    
THURSDAY  
SUNNY. HIGHS 76-77.    
THURSDAY NIGHT  
MOSTLY CLEAR. LOWS 43-44.    
FRIDAY  
PARTLY CLOUDY IN THE MORNING THEN BECOMING CLEAR. HIGHS  
72-73.  
 
 
 
WARNER MOUNTAIN SUMMIT-  
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 4  
239 PM PDT TUE MAY 5 2026  
   
TONIGHT  
PARTLY CLOUDY EARLY IN THE EVENING THEN BECOMING  
MOSTLY CLEAR. LOWS 42-43.    
WEDNESDAY  
SUNNY. HIGHS AROUND 70.    
WEDNESDAY NIGHT  
PARTLY CLOUDY IN THE EVENING THEN CLEARING.  
LOWS 44-45.    
THURSDAY  
SUNNY. HIGHS 71-72.    
THURSDAY NIGHT  
MOSTLY CLEAR IN THE EVENING THEN BECOMING  
PARTLY CLOUDY. LOWS AROUND 44.    
FRIDAY  
PARTLY CLOUDY THEN CLEARING. HIGHS 68-69.  
 
 
 
CEDAR PASS-  
LOCATION...CALIFORNIA HIGHWAY 299 NEAR MILEPOST 51  
239 PM PDT TUE MAY 5 2026  
   
TONIGHT  
PARTLY CLOUDY EARLY IN THE EVENING THEN CLEARING. LOWS  
AROUND 43. GUSTS UP TO 30 MPH UNTIL WELL AFTER MIDNIGHT.    
WEDNESDAY  
SUNNY. HIGHS 65-67.    
WEDNESDAY NIGHT  
MOSTLY CLEAR. LOWS 46-47.    
THURSDAY  
SUNNY. HIGHS 66-68.    
THURSDAY NIGHT  
MOSTLY CLEAR. LOWS 46-47.    
FRIDAY  
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS  
63-66. NORTHWEST WINDS AROUND 20 MPH IN THE EVENING.  
 
 
 
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