730  
FPUS86 KMFR 210939  
TVLMFR  
 
FORECAST FOR MOUNTAIN PASSES  
NATIONAL WEATHER SERVICE MEDFORD, OR  
238 AM PDT TUE APR 21 2026  
 
 
 
CANYON CREEK PASS-  
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 81  
238 AM PDT TUE APR 21 2026  
   
TODAY  
MOSTLY CLOUDY. RAIN SHOWERS LIKELY AND SLIGHT CHANCE OF  
THUNDERSTORMS IN THE MORNING, THEN RAIN SHOWERS AND CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 54. CHANCE OF  
PRECIPITATION 90 PERCENT.    
TONIGHT  
MOSTLY CLOUDY. RAIN SHOWERS AND SLIGHT CHANCE OF  
THUNDERSTORMS IN THE EVENING, THEN RAIN LIKELY AFTER MIDNIGHT.  
LOWS AROUND 41. CHANCE OF PRECIPITATION 80 PERCENT.    
WEDNESDAY  
MOSTLY CLOUDY. RAIN LIKELY IN THE MORNING, THEN RAIN  
IN THE AFTERNOON. HIGHS AROUND 54. CHANCE OF RAIN 80 PERCENT.    
WEDNESDAY NIGHT  
MOSTLY CLOUDY. A 40 PERCENT CHANCE OF RAIN IN  
THE EVENING. LOWS AROUND 39.    
THURSDAY  
MOSTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS  
AROUND 61.  
 
 
 
SEXTON SUMMIT-  
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 69  
238 AM PDT TUE APR 21 2026  
   
TODAY  
MOSTLY CLOUDY. RAIN LIKELY AND SLIGHT CHANCE OF  
THUNDERSTORMS IN THE MORNING, THEN RAIN SHOWERS AND CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS 48-49. CHANCE OF  
PRECIPITATION 80 PERCENT.    
TONIGHT  
MOSTLY CLOUDY. RAIN SHOWERS AND SLIGHT CHANCE OF  
THUNDERSTORMS IN THE EVENING, THEN CHANCE OF RAIN AFTER MIDNIGHT.  
LOWS AROUND 40. CHANCE OF PRECIPITATION 80 PERCENT.    
WEDNESDAY  
MOSTLY CLOUDY. CHANCE OF RAIN IN THE MORNING, THEN  
RAIN LIKELY IN THE AFTERNOON. HIGHS 47-48. CHANCE OF RAIN  
70 PERCENT.    
WEDNESDAY NIGHT  
MOSTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN IN  
THE EVENING. LOWS 36-38.    
THURSDAY  
MOSTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS  
55-57.  
 
 
 
HAYES HILL SUMMIT-  
LOCATION...OREGON HIGHWAY 199 NEAR MILEPOST 16  
238 AM PDT TUE APR 21 2026  
   
TODAY  
MOSTLY CLOUDY. RAIN LIKELY AND CHANCE OF THUNDERSTORMS  
IN THE MORNING, THEN RAIN SHOWERS AND CHANCE OF THUNDERSTORMS IN  
THE AFTERNOON. HIGHS AROUND 56. CHANCE OF PRECIPITATION  
80 PERCENT.    
TONIGHT  
MOSTLY CLOUDY. RAIN SHOWERS AND SLIGHT CHANCE OF  
THUNDERSTORMS IN THE EVENING, THEN CHANCE OF RAIN AFTER MIDNIGHT.  
LOWS AROUND 41. CHANCE OF PRECIPITATION 80 PERCENT.    
WEDNESDAY  
MOSTLY CLOUDY. CHANCE OF RAIN IN THE MORNING, THEN  
RAIN LIKELY IN THE AFTERNOON. HIGHS AROUND 55. CHANCE OF RAIN  
70 PERCENT.    
WEDNESDAY NIGHT  
MOSTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN IN  
THE EVENING. LOWS AROUND 36.    
THURSDAY  
MOSTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS  
AROUND 65.  
 
 
 
WILLAMETTE PASS-  
LOCATION...OREGON HIGHWAY 58 NEAR MILEPOST 62  
238 AM PDT TUE APR 21 2026  
   
TODAY  
RAIN IN THE MORNING, THEN RAIN SHOWERS, SNOW SHOWERS AND  
SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. NO SNOW  
ACCUMULATION. HIGHS 45-46. CHANCE OF PRECIPITATION 80 PERCENT.    
TONIGHT  
MOSTLY CLOUDY. RAIN AND SNOW. LITTLE OR NO SNOW  
ACCUMULATION. LOWS 31-34. CHANCE OF PRECIPITATION 80 PERCENT.    
WEDNESDAY  
SNOW IN THE MORNING, THEN RAIN AND SNOW IN THE  
AFTERNOON. SNOW ACCUMULATION UP TO 1 INCH. HIGHS 38-39. WEST  
WINDS AROUND 20 MPH. CHANCE OF PRECIPITATION 90 PERCENT.    
WEDNESDAY NIGHT  
MOSTLY CLOUDY. RAIN AND SNOW LIKELY IN THE  
EVENING, THEN CHANCE OF SNOW AFTER MIDNIGHT. LOWS AROUND 30. WEST  
WINDS AROUND 20 MPH. CHANCE OF PRECIPITATION 70 PERCENT.    
THURSDAY  
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF SNOW IN THE  
MORNING, THEN MOSTLY CLEAR IN THE AFTERNOON AND EVENING. HIGHS  
AROUND 50.  
 
 
 
DIAMOND LAKE SUMMIT-  
LOCATION...OREGON HIGHWAY 138 NEAR MILEPOST 83  
238 AM PDT TUE APR 21 2026  
   
TODAY  
RAIN AND SNOW IN THE MORNING, THEN RAIN SHOWERS, SNOW  
SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. NO  
SNOW ACCUMULATION. HIGHS 43-46. CHANCE OF PRECIPITATION  
90 PERCENT.    
TONIGHT  
CLOUDY. RAIN SHOWERS, SNOW SHOWERS AND SLIGHT CHANCE  
OF THUNDERSTORMS IN THE EVENING, THEN SNOW LIKELY AFTER MIDNIGHT.  
SNOW ACCUMULATION UP TO 1 INCH. LOWS 28-29. WEST WINDS AROUND  
20 MPH AFTER MIDNIGHT. CHANCE OF PRECIPITATION 80 PERCENT.    
WEDNESDAY  
SNOW. SNOW ACCUMULATION UP TO 1 INCH. HIGHS 37-39.  
WEST WINDS 20 TO 25 MPH. CHANCE OF SNOW 90 PERCENT.    
WEDNESDAY NIGHT  
MOSTLY CLOUDY. SNOW LIKELY IN THE EVENING,  
THEN SLIGHT CHANCE OF SNOW AFTER MIDNIGHT. LOWS 23-26. WEST WINDS  
AROUND 20 MPH. CHANCE OF SNOW 70 PERCENT.    
THURSDAY  
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SNOW IN THE  
MORNING, THEN MOSTLY CLEAR IN THE AFTERNOON AND EVENING. HIGHS  
49-52.  
 
 
 
CRATER LAKE-  
LOCATION...OREGON HIGHWAY 62 NEAR MILEPOST 65  
238 AM PDT TUE APR 21 2026  
   
TODAY  
RAIN, SNOW AND SLIGHT CHANCE OF THUNDERSTORMS IN THE  
MORNING, THEN SNOW SHOWERS AND CHANCE OF THUNDERSTORMS IN THE  
AFTERNOON. LITTLE OR NO SNOW ACCUMULATION. HIGHS 40-44. SOUTHEAST  
WINDS AROUND 20 MPH EARLY IN THE MORNING BECOMING LIGHT. CHANCE  
OF PRECIPITATION 90 PERCENT.    
TONIGHT  
SNOW SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN THE  
EVENING, THEN SNOW LIKELY AFTER MIDNIGHT. SNOW ACCUMULATION OF  
1 TO 2 INCHES. LOWS 26-30. WEST WINDS AROUND 20 MPH AFTER  
MIDNIGHT. CHANCE OF PRECIPITATION 90 PERCENT.    
WEDNESDAY  
SNOW. SNOW ACCUMULATION OF 1 TO 2 INCHES. HIGHS  
33-39. WEST WINDS AROUND 20 MPH. CHANCE OF SNOW 90 PERCENT.    
WEDNESDAY NIGHT  
MOSTLY CLOUDY. SNOW LIKELY IN THE EVENING,  
THEN SLIGHT CHANCE OF SNOW AFTER MIDNIGHT. LOWS 23-26. WEST WINDS  
AROUND 20 MPH. CHANCE OF SNOW 60 PERCENT.    
THURSDAY  
PARTLY CLOUDY THEN BECOMING SUNNY IN THE AFTERNOON  
THEN BECOMING CLEAR. HIGHS 47-52.  
 
 
 
LAKE OF THE WOODS-  
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 33  
238 AM PDT TUE APR 21 2026  
   
TODAY  
RAIN, SNOW AND SLIGHT CHANCE OF THUNDERSTORMS IN THE  
MORNING, THEN RAIN SHOWERS, CHANCE OF THUNDERSTORMS AND SNOW  
SHOWERS IN THE AFTERNOON. NO SNOW ACCUMULATION. HIGHS 44-46.  
CHANCE OF PRECIPITATION 80 PERCENT.    
TONIGHT  
RAIN SHOWERS, SNOW AND SLIGHT CHANCE OF THUNDERSTORMS  
IN THE EVENING, THEN SNOW LIKELY AFTER MIDNIGHT. SNOW  
ACCUMULATION UP TO 1 INCH. LOWS 30-32. CHANCE OF PRECIPITATION  
80 PERCENT.    
WEDNESDAY  
SNOW LIKELY IN THE MORNING, THEN RAIN AND SNOW IN  
THE AFTERNOON. SNOW ACCUMULATION UP TO 1 INCH. HIGHS 40-43.  
CHANCE OF PRECIPITATION 80 PERCENT.    
WEDNESDAY NIGHT  
MOSTLY CLOUDY. A 40 PERCENT CHANCE OF RAIN AND  
SNOW IN THE EVENING. LOWS AROUND 30.    
THURSDAY  
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS  
52-54.  
 
 
 
SISKIYOU SUMMIT-  
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 4  
238 AM PDT TUE APR 21 2026  
   
TODAY  
MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS AND SLIGHT CHANCE  
OF THUNDERSTORMS IN THE MORNING, THEN RAIN SHOWERS AND CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS 46-51. CHANCE OF  
PRECIPITATION 90 PERCENT.    
TONIGHT  
MOSTLY CLOUDY. RAIN SHOWERS, SNOW AND SLIGHT CHANCE OF  
THUNDERSTORMS IN THE EVENING, THEN CHANCE OF RAIN AND SNOW AFTER  
MIDNIGHT. NO SNOW ACCUMULATION. LOWS 36-38. CHANCE OF  
PRECIPITATION 80 PERCENT.    
WEDNESDAY  
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF RAIN AND  
SNOW. HIGHS 44-50.    
WEDNESDAY NIGHT  
MOSTLY CLOUDY. LOWS 33-36.    
THURSDAY  
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS  
53-59.  
 
 
 
BLACK BUTTE SUMMIT-  
LOCATION...CALIFORNIA INTERSTATE 5 NEAR MILEPOST 742  
238 AM PDT TUE APR 21 2026  
   
TODAY  
CHANCE OF RAIN AND SNOW IN THE MORNING, THEN RAIN  
SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. NO  
SNOW ACCUMULATION. HIGHS 46-51. CHANCE OF PRECIPITATION  
80 PERCENT.    
TONIGHT  
MOSTLY CLOUDY. RAIN SHOWERS, SNOW AND SLIGHT CHANCE OF  
THUNDERSTORMS IN THE EVENING, THEN RAIN AND SNOW LIKELY AFTER  
MIDNIGHT. NO SNOW ACCUMULATION. LOWS 32-33. CHANCE OF  
PRECIPITATION 90 PERCENT.    
WEDNESDAY  
MOSTLY CLOUDY. CHANCE OF RAIN AND SNOW IN THE  
MORNING, THEN CHANCE OF RAIN IN THE AFTERNOON. HIGHS 46-51.  
CHANCE OF PRECIPITATION 40 PERCENT.    
WEDNESDAY NIGHT  
MOSTLY CLOUDY IN THE EVENING THEN BECOMING  
PARTLY CLOUDY. LOWS AROUND 30.    
THURSDAY  
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS  
AROUND 60.  
 
 
 
GRASS LAKE/MT HEBRON SUMMIT-  
LOCATION...CALIFORNIA HIGHWAY 97 NEAR MILEPOST 20  
238 AM PDT TUE APR 21 2026  
   
TODAY  
MOSTLY CLOUDY. CHANCE OF RAIN AND SNOW IN THE MORNING,  
THEN RAIN SHOWERS, SNOW SHOWERS AND SLIGHT CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. NO SNOW ACCUMULATION. HIGHS  
AROUND 50. CHANCE OF PRECIPITATION 90 PERCENT.    
TONIGHT  
MOSTLY CLOUDY. RAIN SHOWERS, SNOW AND SLIGHT CHANCE OF  
THUNDERSTORMS IN THE EVENING, THEN SNOW AFTER MIDNIGHT. SNOW  
ACCUMULATION UP TO 1 INCH. LOWS AROUND 31. CHANCE OF  
PRECIPITATION 80 PERCENT.    
WEDNESDAY  
MOSTLY CLOUDY. CHANCE OF SNOW IN THE MORNING, THEN  
CHANCE OF RAIN AND SNOW IN THE AFTERNOON. HIGHS 48-49. CHANCE OF  
PRECIPITATION 50 PERCENT.    
WEDNESDAY NIGHT  
MOSTLY CLOUDY IN THE EVENING THEN BECOMING  
PARTLY CLOUDY. LOWS 26-27.    
THURSDAY  
PARTLY CLOUDY IN THE MORNING THEN BECOMING CLEAR.  
HIGHS AROUND 60.  
 
 
 
WARNER MOUNTAIN SUMMIT-  
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 4  
238 AM PDT TUE APR 21 2026  
   
TODAY  
MOSTLY CLOUDY. RAIN AND SNOW IN THE MORNING, THEN RAIN,  
SNOW AND SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. NO SNOW  
ACCUMULATION. HIGHS 46-47. CHANCE OF PRECIPITATION 80 PERCENT.    
TONIGHT  
RAIN SHOWERS, SNOW LIKELY AND SLIGHT CHANCE OF  
THUNDERSTORMS IN THE EVENING, THEN SNOW AFTER MIDNIGHT. SNOW  
ACCUMULATION AROUND 1 INCH. LOWS 32-33. CHANCE OF PRECIPITATION  
80 PERCENT.    
WEDNESDAY  
MOSTLY CLOUDY. SNOW LIKELY IN THE MORNING, THEN  
CHANCE OF SNOW IN THE AFTERNOON. LITTLE OR NO SNOW ACCUMULATION.  
HIGHS 42-43. SOUTHWEST WINDS 20 TO 25 MPH. CHANCE OF SNOW  
70 PERCENT.    
WEDNESDAY NIGHT  
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF RAIN  
AND SNOW IN THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. LOWS  
27-28. WEST WINDS AROUND 20 MPH IN THE EVENING BECOMING LIGHT.    
THURSDAY  
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS  
52-54.  
 
 
 
CEDAR PASS-  
LOCATION...CALIFORNIA HIGHWAY 299 NEAR MILEPOST 51  
238 AM PDT TUE APR 21 2026  
   
TODAY  
RAIN AND SNOW IN THE MORNING, THEN RAIN, SNOW SHOWERS  
AND SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. NO SNOW  
ACCUMULATION. HIGHS 42-43. SOUTHWEST WINDS AROUND 20 MPH IN THE  
LATE MORNING AND EARLY AFTERNOON BECOMING LIGHT. CHANCE OF  
PRECIPITATION 80 PERCENT.    
TONIGHT  
RAIN SHOWERS, SNOW SHOWERS LIKELY AND SLIGHT CHANCE OF  
THUNDERSTORMS IN THE EVENING, THEN SNOW AFTER MIDNIGHT. SNOW  
ACCUMULATION AROUND 5 INCHES. LOWS 31-32. WEST WINDS 20 TO  
25 MPH. CHANCE OF PRECIPITATION 80 PERCENT.    
WEDNESDAY  
MOSTLY CLOUDY. SNOW IN THE MORNING, THEN CHANCE OF  
SNOW IN THE AFTERNOON. SNOW ACCUMULATION OF 3 TO 4 INCHES. HIGHS  
37-38. WEST WINDS 20 TO 30 MPH. CHANCE OF SNOW 80 PERCENT.    
WEDNESDAY NIGHT  
MOSTLY CLOUDY. A 30 PERCENT CHANCE OF SNOW IN  
THE EVENING. LOWS AROUND 30. WEST WINDS 20 TO 25 MPH.    
THURSDAY  
PARTLY CLOUDY THEN BECOMING SUNNY IN THE AFTERNOON  
THEN BECOMING MOSTLY CLEAR. HIGHS 48-49.  
 
 
 
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