112  
FPUS86 KMFR 150939  
TVLMFR  
 
FORECAST FOR MOUNTAIN PASSES  
NATIONAL WEATHER SERVICE MEDFORD, OR  
239 AM PDT FRI MAY 15 2026  
 
 
 
CANYON CREEK PASS-  
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 81  
239 AM PDT FRI MAY 15 2026  
   
TODAY  
MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY LATE IN THE  
MORNING THEN BECOMING SUNNY THEN BECOMING PARTLY CLOUDY LATE IN  
THE AFTERNOON. HIGHS AROUND 64.    
TONIGHT  
MOSTLY CLOUDY. A 30 PERCENT CHANCE OF RAIN AFTER  
MIDNIGHT. LOWS AROUND 40.    
SATURDAY  
MOSTLY CLOUDY. A 30 PERCENT CHANCE OF RAIN IN THE  
MORNING. HIGHS AROUND 54.    
SATURDAY NIGHT  
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN.  
LOWS AROUND 36.    
SUNDAY  
MOSTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS  
AROUND 58.  
 
 
 
SEXTON SUMMIT-  
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 69  
239 AM PDT FRI MAY 15 2026  
   
TODAY  
PARTLY CLOUDY THEN BECOMING SUNNY IN THE LATE MORNING  
AND EARLY AFTERNOON THEN BECOMING PARTLY CLOUDY. HIGHS AROUND 60.   
TONIGHT  
MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN AFTER MIDNIGHT.  
LOWS AROUND 43.    
SATURDAY  
MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN IN THE MORNING.  
HIGHS AROUND 49.    
SATURDAY NIGHT  
MOSTLY CLOUDY. LOWS 37-38.    
SUNDAY  
PARTLY CLOUDY THEN BECOMING SUNNY IN THE AFTERNOON THEN  
BECOMING CLEAR. HIGHS AROUND 54.  
 
 
 
HAYES HILL SUMMIT-  
LOCATION...OREGON HIGHWAY 199 NEAR MILEPOST 16  
239 AM PDT FRI MAY 15 2026  
   
TODAY  
PARTLY CLOUDY THEN BECOMING SUNNY IN THE LATE MORNING  
AND EARLY AFTERNOON THEN BECOMING PARTLY CLOUDY. HIGHS AROUND 71.   
TONIGHT  
MOSTLY CLOUDY IN THE EVENING THEN BECOMING PARTLY  
CLOUDY. LOWS AROUND 41.    
SATURDAY  
MOSTLY CLOUDY IN THE MORNING THEN BECOMING PARTLY  
CLOUDY. HIGHS AROUND 61.    
SATURDAY NIGHT  
PARTLY CLOUDY IN THE EVENING THEN BECOMING  
MOSTLY CLOUDY. LOWS AROUND 37.    
SUNDAY  
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS  
AROUND 64.  
 
 
 
WILLAMETTE PASS-  
LOCATION...OREGON HIGHWAY 58 NEAR MILEPOST 62  
239 AM PDT FRI MAY 15 2026  
   
TODAY  
PARTLY CLOUDY THEN BECOMING SUNNY LATE IN THE MORNING  
THEN BECOMING PARTLY CLOUDY. HIGHS 51-53.    
TONIGHT  
MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF SNOW. LOWS  
30-33.    
SATURDAY  
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW. HIGHS  
AROUND 40.    
SATURDAY NIGHT  
MOSTLY CLOUDY. CHANCE OF RAIN AND SNOW IN THE  
EVENING, THEN CHANCE OF SNOW AFTER MIDNIGHT. LOWS AROUND 30.  
CHANCE OF PRECIPITATION 40 PERCENT.    
SUNDAY  
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS  
45-46.  
 
 
 
DIAMOND LAKE SUMMIT-  
LOCATION...OREGON HIGHWAY 138 NEAR MILEPOST 83  
239 AM PDT FRI MAY 15 2026  
   
TODAY  
SUNNY IN THE MORNING THEN BECOMING PARTLY CLOUDY. HIGHS  
52-54. WEST WINDS AROUND 20 MPH IN THE AFTERNOON.    
TONIGHT  
MOSTLY CLOUDY. A 20 PERCENT CHANCE OF SNOW AFTER  
MIDNIGHT. LOWS 27-29. WEST WINDS AROUND 20 MPH IN THE EVENING  
BECOMING LIGHT.    
SATURDAY  
MOSTLY CLOUDY. A 20 PERCENT CHANCE OF SNOW IN THE  
MORNING. HIGHS AROUND 40. WEST WINDS AROUND 20 MPH.    
SATURDAY NIGHT  
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW.  
LOWS 23-25. NORTHWEST WINDS AROUND 20 MPH IN THE EVENING BECOMING  
LIGHT.    
SUNDAY  
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS  
47-49.  
 
 
 
CRATER LAKE-  
LOCATION...OREGON HIGHWAY 62 NEAR MILEPOST 65  
239 AM PDT FRI MAY 15 2026  
   
TODAY  
SUNNY UNTIL EARLY AFTERNOON THEN BECOMING PARTLY CLOUDY.  
HIGHS 49-54.    
TONIGHT  
MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW AFTER MIDNIGHT.  
LOWS 25-29. WEST WINDS AROUND 20 MPH.    
SATURDAY  
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF SNOW IN THE  
MORNING, THEN PARTLY CLOUDY IN THE AFTERNOON. HIGHS 36-42. WEST  
WINDS AROUND 20 MPH IN THE MORNING BECOMING LIGHT.    
SATURDAY NIGHT  
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF SNOW.  
LOWS 22-26. NORTHWEST WINDS AROUND 20 MPH IN THE EVENING BECOMING  
LIGHT.    
SUNDAY  
MOSTLY CLEAR. HIGHS 45-50.  
 
 
 
LAKE OF THE WOODS-  
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 33  
239 AM PDT FRI MAY 15 2026  
   
TODAY  
SUNNY UNTIL EARLY AFTERNOON THEN BECOMING PARTLY CLOUDY.  
HIGHS 55-58.    
TONIGHT  
MOSTLY CLOUDY. LOWS 30-32.    
SATURDAY  
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF SNOW IN THE  
MORNING, THEN PARTLY CLOUDY IN THE AFTERNOON. HIGHS 43-46.    
SATURDAY NIGHT  
MOSTLY CLOUDY. LOWS 27-29.    
SUNDAY  
PARTLY CLOUDY THEN BECOMING SUNNY IN THE AFTERNOON THEN  
BECOMING CLEAR. HIGHS 51-54.  
 
 
 
SISKIYOU SUMMIT-  
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 4  
239 AM PDT FRI MAY 15 2026  
   
TODAY  
PARTLY CLOUDY THEN BECOMING SUNNY IN THE LATE MORNING  
AND EARLY AFTERNOON THEN BECOMING PARTLY CLOUDY. HIGHS 57-63.    
TONIGHT  
MOSTLY CLOUDY. LOWS AROUND 40. NORTH WINDS 20 TO  
25 MPH.    
SATURDAY  
MOSTLY CLOUDY IN THE MORNING THEN BECOMING PARTLY  
CLOUDY. HIGHS 46-52.    
SATURDAY NIGHT  
PARTLY CLOUDY IN THE EVENING THEN BECOMING  
MOSTLY CLOUDY. LOWS 34-36. NORTHWEST WINDS 20 TO 25 MPH.    
SUNDAY  
MOSTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS  
50-56. NORTHWEST WINDS 20 TO 25 MPH.  
 
 
 
BLACK BUTTE SUMMIT-  
LOCATION...CALIFORNIA INTERSTATE 5 NEAR MILEPOST 742  
239 AM PDT FRI MAY 15 2026  
   
TODAY  
SUNNY UNTIL EARLY AFTERNOON THEN BECOMING PARTLY CLOUDY.  
HIGHS 65-69.    
TONIGHT  
MOSTLY CLOUDY IN THE EVENING THEN BECOMING PARTLY  
CLOUDY. LOWS 36-37. NORTH WINDS AROUND 20 MPH IN THE EVENING  
BECOMING LIGHT.    
SATURDAY  
MOSTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS  
55-59.    
SATURDAY NIGHT  
MOSTLY CLEAR IN THE EVENING THEN BECOMING  
PARTLY CLOUDY. LOWS 31-33. NORTH WINDS 20 TO 25 MPH.    
SUNDAY  
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS  
56-60. NORTH WINDS AROUND 20 MPH.  
 
 
 
GRASS LAKE/MT HEBRON SUMMIT-  
LOCATION...CALIFORNIA HIGHWAY 97 NEAR MILEPOST 20  
239 AM PDT FRI MAY 15 2026  
   
TODAY  
SUNNY UNTIL EARLY AFTERNOON THEN BECOMING PARTLY CLOUDY.  
HIGHS 64-66.    
TONIGHT  
MOSTLY CLOUDY IN THE EVENING THEN BECOMING PARTLY  
CLOUDY. LOWS 31-32.    
SATURDAY  
PARTLY CLOUDY. HIGHS 54-56.    
SATURDAY NIGHT  
MOSTLY CLEAR IN THE EVENING THEN BECOMING  
PARTLY CLOUDY. LOWS AROUND 27.    
SUNDAY  
PARTLY CLOUDY THEN BECOMING SUNNY IN THE AFTERNOON THEN  
BECOMING CLEAR. HIGHS 57-59.  
 
 
 
WARNER MOUNTAIN SUMMIT-  
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 4  
239 AM PDT FRI MAY 15 2026  
   
TODAY  
SUNNY UNTIL EARLY AFTERNOON THEN BECOMING PARTLY CLOUDY.  
HIGHS 61-62.    
TONIGHT  
MOSTLY CLOUDY IN THE EVENING THEN CLEARING. LOWS  
AROUND 34. WEST WINDS AROUND 20 MPH IN THE EVENING BECOMING  
LIGHT.    
SATURDAY  
SUNNY IN THE MORNING THEN BECOMING PARTLY CLOUDY.  
HIGHS 52-54.    
SATURDAY NIGHT  
PARTLY CLOUDY. LOWS AROUND 29. NORTHWEST WINDS  
AROUND 20 MPH IN THE EVENING BECOMING LIGHT.    
SUNDAY  
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS  
48-49. NORTH WINDS 20 TO 25 MPH.  
 
 
 
CEDAR PASS-  
LOCATION...CALIFORNIA HIGHWAY 299 NEAR MILEPOST 51  
239 AM PDT FRI MAY 15 2026  
   
TODAY  
SUNNY. HIGHS 57-59.    
TONIGHT  
MOSTLY CLOUDY. LOWS 37-38. NORTHWEST WINDS 20 TO  
25 MPH IN THE EVENING BECOMING LIGHT.    
SATURDAY  
SUNNY. HIGHS AROUND 50.    
SATURDAY NIGHT  
PARTLY CLOUDY IN THE EVENING THEN BECOMING  
MOSTLY CLEAR. LOWS 31-32. NORTHWEST WINDS 20 TO 30 MPH.    
SUNDAY  
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS  
45-47. NORTH WINDS 20 TO 25 MPH.  
 
 
 
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