278  
FPUS86 KMFR 130248  
TVLMFR  
 
FORECAST FOR MOUNTAIN PASSES  
NATIONAL WEATHER SERVICE MEDFORD, OR  
748 PM PDT SUN JUL 12 2026  
 
 
 
CANYON CREEK PASS-  
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 81  
748 PM PDT SUN JUL 12 2026  
   
REST OF TONIGHT  
MOSTLY CLEAR. LOWS AROUND 51.    
MONDAY  
SUNNY. HIGHS AROUND 88.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS AROUND 52.    
TUESDAY AND TUESDAY NIGHT  
MOSTLY CLEAR. HIGHS AROUND 87. LOWS  
52-53.    
WEDNESDAY  
SUNNY IN THE MORNING THEN BECOMING CLEAR. HIGHS  
AROUND 84.  
 
 
 
SEXTON SUMMIT-  
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 69  
748 PM PDT SUN JUL 12 2026  
   
REST OF TONIGHT  
MOSTLY CLEAR. LOWS 54-57.    
MONDAY  
SUNNY. HIGHS 84-85.    
MONDAY NIGHT  
PARTLY CLOUDY IN THE EVENING THEN CLEARING. LOWS  
56-58.    
TUESDAY AND TUESDAY NIGHT  
MOSTLY CLEAR. HIGHS AROUND 84. LOWS  
56-60.    
WEDNESDAY  
SUNNY IN THE MORNING THEN BECOMING CLEAR. HIGHS  
AROUND 81.  
 
 
 
HAYES HILL SUMMIT-  
LOCATION...OREGON HIGHWAY 199 NEAR MILEPOST 16  
748 PM PDT SUN JUL 12 2026  
   
REST OF TONIGHT  
MOSTLY CLEAR. LOWS AROUND 53.    
MONDAY  
SUNNY. HIGHS AROUND 92.    
MONDAY NIGHT  
PARTLY CLOUDY IN THE EVENING THEN CLEARING. LOWS  
AROUND 54.    
TUESDAY AND TUESDAY NIGHT  
MOSTLY CLEAR. HIGHS AROUND 93. LOWS  
54-55.    
WEDNESDAY  
SUNNY IN THE MORNING THEN BECOMING CLEAR. HIGHS  
AROUND 90.  
 
 
 
WILLAMETTE PASS-  
LOCATION...OREGON HIGHWAY 58 NEAR MILEPOST 62  
748 PM PDT SUN JUL 12 2026  
   
REST OF TONIGHT  
MOSTLY CLEAR THEN BECOMING PARTLY CLOUDY IN  
THE LATE EVENING AND EARLY MORNING THEN BECOMING MOSTLY CLEAR.  
PATCHY SMOKE IN THE EVENING. LOWS AROUND 50.    
MONDAY  
SUNNY IN THE MORNING THEN BECOMING PARTLY CLOUDY. HIGHS  
75-80.    
MONDAY NIGHT  
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY  
CLEAR. LOWS 50-52.    
TUESDAY  
SUNNY IN THE MORNING, THEN PARTLY CLOUDY WITH A  
20 PERCENT CHANCE OF SHOWERS IN THE AFTERNOON. HIGHS 75-80.    
TUESDAY NIGHT  
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF  
SHOWERS IN THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. LOWS  
50-52.    
WEDNESDAY  
SUNNY IN THE MORNING, THEN MOSTLY CLEAR WITH A  
SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON AND EVENING.  
HIGHS 74-78.  
 
 
 
DIAMOND LAKE SUMMIT-  
LOCATION...OREGON HIGHWAY 138 NEAR MILEPOST 83  
748 PM PDT SUN JUL 12 2026  
   
REST OF TONIGHT  
MOSTLY CLEAR THEN BECOMING PARTLY CLOUDY LATE  
IN THE EVENING THEN BECOMING MOSTLY CLEAR. PATCHY SMOKE IN THE  
EVENING. LOWS 45-47.    
MONDAY  
SUNNY IN THE MORNING THEN BECOMING MOSTLY CLOUDY. HIGHS  
AROUND 80.    
MONDAY NIGHT  
PARTLY CLOUDY. LOWS 47-49.    
TUESDAY  
SUNNY IN THE MORNING, THEN PARTLY CLOUDY WITH A  
20 PERCENT CHANCE OF SHOWERS IN THE AFTERNOON. HIGHS AROUND 80.    
TUESDAY NIGHT  
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND  
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY  
AFTER MIDNIGHT. LOWS 47-49. CHANCE OF PRECIPITATION 30 PERCENT.    
WEDNESDAY  
SUNNY IN THE MORNING, THEN MOSTLY CLEAR WITH A  
SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON AND EVENING.  
HIGHS 77-79.  
 
 
 
CRATER LAKE-  
LOCATION...OREGON HIGHWAY 62 NEAR MILEPOST 65  
748 PM PDT SUN JUL 12 2026  
   
REST OF TONIGHT  
MOSTLY CLEAR EARLY IN THE EVENING THEN  
BECOMING PARTLY CLOUDY. PATCHY SMOKE IN THE EVENING. LOWS 44-46.    
MONDAY  
SUNNY IN THE MORNING THEN BECOMING MOSTLY CLOUDY. HIGHS  
75-79.    
MONDAY NIGHT  
MOSTLY CLOUDY IN THE EVENING THEN BECOMING PARTLY  
CLOUDY. LOWS 45-48.    
TUESDAY  
SUNNY IN THE MORNING, THEN PARTLY CLOUDY WITH A  
20 PERCENT CHANCE OF SHOWERS IN THE AFTERNOON. HIGHS 75-79.    
TUESDAY NIGHT  
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF  
THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT.  
LOWS 45-47.    
WEDNESDAY  
MOSTLY CLEAR. HIGHS 74-78.  
 
 
 
LAKE OF THE WOODS-  
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 33  
748 PM PDT SUN JUL 12 2026  
   
REST OF TONIGHT  
MOSTLY CLEAR THEN BECOMING PARTLY CLOUDY LATE  
IN THE EVENING THEN BECOMING MOSTLY CLEAR. AREAS OF SMOKE IN THE  
EVENING. LOWS AROUND 50.    
MONDAY  
SUNNY IN THE MORNING THEN BECOMING MOSTLY CLOUDY. HIGHS  
80-83.    
MONDAY NIGHT  
PARTLY CLOUDY. LOWS 50-52.    
TUESDAY  
SUNNY IN THE MORNING, THEN PARTLY CLOUDY WITH A  
20 PERCENT CHANCE OF SHOWERS IN THE AFTERNOON. HIGHS 80-83.    
TUESDAY NIGHT  
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF  
THUNDERSTORMS IN THE EVENING, THEN MOSTLY CLEAR AFTER MIDNIGHT.  
LOWS 50-52.    
WEDNESDAY  
SUNNY IN THE MORNING THEN BECOMING MOSTLY CLEAR.  
HIGHS 79-82.  
 
 
 
SISKIYOU SUMMIT-  
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 4  
748 PM PDT SUN JUL 12 2026  
   
REST OF TONIGHT  
MOSTLY CLEAR EARLY IN THE EVENING THEN  
BECOMING PARTLY CLOUDY. SMOKE IN THE EVENING. LOWS 57-59.    
MONDAY  
PARTLY CLOUDY IN THE MORNING THEN BECOMING MOSTLY  
CLOUDY. HIGHS 79-86.    
MONDAY NIGHT  
PARTLY CLOUDY IN THE EVENING THEN CLEARING. LOWS  
AROUND 60.    
TUESDAY  
SUNNY IN THE MORNING, THEN PARTLY CLOUDY WITH A  
20 PERCENT CHANCE OF SHOWERS IN THE AFTERNOON. HIGHS 79-87.    
TUESDAY NIGHT  
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF  
SHOWERS IN THE EVENING, THEN MOSTLY CLEAR AFTER MIDNIGHT. LOWS  
AROUND 60.    
WEDNESDAY  
SUNNY THEN BECOMING CLEAR. HIGHS 78-86.  
 
 
 
BLACK BUTTE SUMMIT-  
LOCATION...CALIFORNIA INTERSTATE 5 NEAR MILEPOST 742  
748 PM PDT SUN JUL 12 2026  
   
REST OF TONIGHT  
PARTLY CLOUDY THEN BECOMING MOSTLY CLEAR LATE  
IN THE EVENING THEN BECOMING MOSTLY CLOUDY THEN BECOMING PARTLY  
CLOUDY WELL AFTER MIDNIGHT. AREAS OF SMOKE IN THE EVENING. LOWS  
56-60.    
MONDAY  
PARTLY CLOUDY IN THE MORNING THEN BECOMING MOSTLY  
CLOUDY. HIGHS 84-88.    
MONDAY NIGHT  
PARTLY CLOUDY IN THE EVENING THEN CLEARING. LOWS  
56-60.    
TUESDAY  
SUNNY IN THE MORNING, THEN PARTLY CLOUDY WITH A  
20 PERCENT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS 85-88.   
TUESDAY NIGHT  
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF  
THUNDERSTORMS IN THE EVENING, THEN CLEAR AFTER MIDNIGHT. LOWS  
55-59.    
WEDNESDAY  
CLEAR. HIGHS 85-89.  
 
 
 
GRASS LAKE/MT HEBRON SUMMIT-  
LOCATION...CALIFORNIA HIGHWAY 97 NEAR MILEPOST 20  
748 PM PDT SUN JUL 12 2026  
   
REST OF TONIGHT  
PARTLY CLOUDY THEN BECOMING MOSTLY CLEAR LATE  
IN THE EVENING THEN BECOMING PARTLY CLOUDY. PATCHY SMOKE IN THE  
EVENING. LOWS AROUND 51.    
MONDAY  
PARTLY CLOUDY IN THE MORNING THEN BECOMING MOSTLY  
CLOUDY. HIGHS 85-86.    
MONDAY NIGHT  
PARTLY CLOUDY. LOWS AROUND 51.    
TUESDAY  
SUNNY IN THE MORNING, THEN PARTLY CLOUDY WITH A  
20 PERCENT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS 84-86.   
TUESDAY NIGHT  
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF  
THUNDERSTORMS IN THE EVENING, THEN CLEAR AFTER MIDNIGHT. LOWS  
AROUND 50.    
WEDNESDAY  
CLEAR. HIGHS 86-87.  
 
 
 
WARNER MOUNTAIN SUMMIT-  
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 4  
748 PM PDT SUN JUL 12 2026  
   
REST OF TONIGHT  
MOSTLY CLOUDY. LOWS 56-57.    
MONDAY  
MOSTLY CLOUDY IN THE MORNING THEN BECOMING PARTLY  
CLOUDY. HIGHS AROUND 80.    
MONDAY NIGHT  
MOSTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS IN  
THE EVENING. LOWS 55-56.    
TUESDAY  
PARTLY CLOUDY IN THE MORNING, THEN MOSTLY CLOUDY WITH  
A CHANCE OF SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN THE  
AFTERNOON. HIGHS AROUND 80. CHANCE OF PRECIPITATION 30 PERCENT.    
TUESDAY NIGHT  
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF  
THUNDERSTORMS IN THE EVENING, THEN MOSTLY CLEAR AFTER MIDNIGHT.  
LOWS 52-53.    
WEDNESDAY  
SUNNY IN THE MORNING THEN BECOMING MOSTLY CLEAR.  
HIGHS 83-84.  
 
 
 
CEDAR PASS-  
LOCATION...CALIFORNIA HIGHWAY 299 NEAR MILEPOST 51  
748 PM PDT SUN JUL 12 2026  
   
REST OF TONIGHT  
MOSTLY CLOUDY. LOWS 58-59.    
MONDAY  
MOSTLY CLOUDY. A 20 PERCENT CHANCE OF THUNDERSTORMS IN  
THE AFTERNOON. HIGHS 73-76.    
MONDAY NIGHT  
MOSTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS IN  
THE EVENING. LOWS 57-59.    
TUESDAY  
PARTLY CLOUDY IN THE MORNING, THEN MOSTLY CLOUDY WITH  
A 30 PERCENT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS  
74-77.    
TUESDAY NIGHT  
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF  
THUNDERSTORMS IN THE EVENING, THEN MOSTLY CLEAR AFTER MIDNIGHT.  
LOWS 55-56.    
WEDNESDAY  
SUNNY THEN BECOMING MOSTLY CLEAR. HIGHS AROUND 80.  
 
 
 
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