928  
FPUS86 KMFR 042229  
TVLMFR  
 
FORECAST FOR MOUNTAIN PASSES  
NATIONAL WEATHER SERVICE MEDFORD, OR  
229 PM PST WED MAR 4 2026  
 
 
 
CANYON CREEK PASS-  
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 81  
229 PM PST WED MAR 4 2026  
   
TONIGHT  
MOSTLY CLOUDY. RAIN SHOWERS IN THE EVENING, THEN  
CHANCE OF RAIN SHOWERS AFTER MIDNIGHT. LOWS AROUND 37. CHANCE OF  
SHOWERS 90 PERCENT.    
THURSDAY  
MOSTLY CLOUDY. RAIN SHOWERS LIKELY IN THE MORNING,  
THEN CHANCE OF RAIN SHOWERS IN THE AFTERNOON. HIGHS AROUND 43.  
CHANCE OF SHOWERS 60 PERCENT.    
THURSDAY NIGHT  
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN  
SHOWERS. LOWS AROUND 38.    
FRIDAY  
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SHOWERS.  
HIGHS AROUND 45.    
FRIDAY NIGHT  
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY  
CLOUDY. LOWS AROUND 41.    
SATURDAY  
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS  
AROUND 62.  
 
 
 
SEXTON SUMMIT-  
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 69  
229 PM PST WED MAR 4 2026  
   
TONIGHT  
MOSTLY CLOUDY. RAIN SHOWERS LIKELY IN THE EVENING,  
THEN CHANCE OF RAIN SHOWERS AFTER MIDNIGHT. LOWS AROUND 34.  
CHANCE OF SHOWERS 60 PERCENT.    
THURSDAY  
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF RAIN  
SHOWERS. HIGHS AROUND 40.    
THURSDAY NIGHT  
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN  
SHOWERS. LOWS 34-35.    
FRIDAY  
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF SHOWERS IN  
THE MORNING, THEN PARTLY CLOUDY IN THE AFTERNOON. HIGHS AROUND  
41.    
FRIDAY NIGHT  
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY  
CLOUDY. LOWS AROUND 37.    
SATURDAY  
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS  
57-58.  
 
 
 
HAYES HILL SUMMIT-  
LOCATION...OREGON HIGHWAY 199 NEAR MILEPOST 16  
229 PM PST WED MAR 4 2026  
   
TONIGHT  
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF RAIN  
SHOWERS. PATCHY DENSE FOG. LOWS AROUND 37.    
THURSDAY  
MOSTLY CLOUDY IN THE MORNING THEN BECOMING PARTLY  
CLOUDY. PATCHY DENSE FOG IN THE MORNING. A 40 PERCENT CHANCE OF  
RAIN SHOWERS. HIGHS AROUND 48.    
THURSDAY NIGHT  
PARTLY CLOUDY IN THE EVENING THEN BECOMING  
MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS. LOWS AROUND 38.    
FRIDAY  
MOSTLY CLOUDY IN THE MORNING THEN BECOMING PARTLY  
CLOUDY. A 20 PERCENT CHANCE OF SHOWERS. HIGHS AROUND 53.    
FRIDAY NIGHT  
PARTLY CLOUDY. LOWS AROUND 42.    
SATURDAY  
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS  
AROUND 63.  
 
 
 
WILLAMETTE PASS-  
LOCATION...OREGON HIGHWAY 58 NEAR MILEPOST 62  
229 PM PST WED MAR 4 2026  
   
TONIGHT  
MOSTLY CLOUDY WITH SNOW SHOWERS LIKELY. SNOW  
ACCUMULATION OF 3 TO 5 INCHES. LOWS 25-29. WEST WINDS AROUND  
20 MPH LATE IN THE EVENING BECOMING LIGHT. CHANCE OF SNOW  
70 PERCENT.    
THURSDAY  
MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS IN THE MORNING,  
THEN SNOW SHOWERS LIKELY IN THE AFTERNOON. LITTLE OR NO SNOW  
ACCUMULATION. HIGHS 34-36. CHANCE OF SNOW 60 PERCENT.    
THURSDAY NIGHT  
MOSTLY CLOUDY WITH SNOW SHOWERS LIKELY. SNOW  
ACCUMULATION UP TO 1 INCH. LOWS 27-31. CHANCE OF SNOW 60 PERCENT.   
FRIDAY  
SNOW SHOWERS LIKELY IN THE MORNING, THEN RAIN AND SNOW  
SHOWERS LIKELY IN THE AFTERNOON. HIGHS AROUND 40. CHANCE OF  
PRECIPITATION 60 PERCENT.    
FRIDAY NIGHT  
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF  
SHOWERS. LOWS 31-35.    
SATURDAY  
PARTLY CLOUDY. HIGHS 45-46.  
 
 
 
DIAMOND LAKE SUMMIT-  
LOCATION...OREGON HIGHWAY 138 NEAR MILEPOST 83  
229 PM PST WED MAR 4 2026  
 
...WINTER WEATHER ADVISORY IN EFFECT UNTIL 10 PM PST THIS  
EVENING...  
   
TONIGHT  
MOSTLY CLOUDY. SNOW SHOWERS IN THE EVENING, THEN  
CHANCE OF SNOW SHOWERS AFTER MIDNIGHT. SNOW ACCUMULATION AROUND  
4 INCHES. LOWS 21-24. WEST WINDS AROUND 20 MPH. CHANCE OF SNOW  
90 PERCENT.    
THURSDAY  
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW  
SHOWERS. HIGHS 33-36.    
THURSDAY NIGHT  
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW  
SHOWERS. LOWS 22-25.    
FRIDAY  
MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS IN THE MORNING,  
THEN CHANCE OF RAIN AND SNOW SHOWERS IN THE AFTERNOON. HIGHS  
37-39. CHANCE OF PRECIPITATION 50 PERCENT.    
FRIDAY NIGHT  
MOSTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW  
SHOWERS IN THE EVENING, THEN PARTLY CLOUDY WITH A SLIGHT CHANCE  
OF SHOWERS AFTER MIDNIGHT. LOWS AROUND 30. CHANCE OF  
PRECIPITATION 30 PERCENT.    
SATURDAY  
PARTLY CLOUDY. HIGHS 46-49.  
 
 
 
CRATER LAKE-  
LOCATION...OREGON HIGHWAY 62 NEAR MILEPOST 65  
229 PM PST WED MAR 4 2026  
 
...WINTER WEATHER ADVISORY IN EFFECT UNTIL 10 PM PST THIS  
EVENING...  
   
TONIGHT  
MOSTLY CLOUDY. SNOW SHOWERS IN THE EVENING, THEN  
CHANCE OF SNOW SHOWERS AFTER MIDNIGHT. SNOW ACCUMULATION OF 4 TO  
5 INCHES. LOWS 18-23. NORTHWEST WINDS AROUND 20 MPH WITH GUSTS TO  
AROUND 35 MPH. CHANCE OF SNOW 90 PERCENT.    
THURSDAY  
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW  
SHOWERS. HIGHS 31-35.    
THURSDAY NIGHT  
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW  
SHOWERS. LOWS 20-24.    
FRIDAY  
MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS IN THE MORNING,  
THEN CHANCE OF RAIN AND SNOW SHOWERS IN THE AFTERNOON. HIGHS  
35-39. CHANCE OF PRECIPITATION 40 PERCENT.    
FRIDAY NIGHT  
PARTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN AND  
SNOW SHOWERS IN THE EVENING. LOWS AROUND 30.    
SATURDAY  
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS  
46-48.  
 
 
 
LAKE OF THE WOODS-  
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 33  
229 PM PST WED MAR 4 2026  
   
TONIGHT  
MOSTLY CLOUDY. SNOW SHOWERS IN THE EVENING, THEN  
CHANCE OF SNOW SHOWERS AFTER MIDNIGHT. SNOW ACCUMULATION OF 4 TO  
6 INCHES. LOWS 24-26. CHANCE OF SNOW 80 PERCENT.    
THURSDAY  
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW  
SHOWERS. HIGHS 34-37.    
THURSDAY NIGHT  
PARTLY CLOUDY IN THE EVENING, THEN MOSTLY  
CLOUDY WITH A SLIGHT CHANCE OF SNOW SHOWERS AFTER MIDNIGHT. LOWS  
AROUND 27.    
FRIDAY  
MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW SHOWERS IN THE  
MORNING, THEN SLIGHT CHANCE OF RAIN AND SNOW SHOWERS IN THE  
AFTERNOON. HIGHS AROUND 40. CHANCE OF PRECIPITATION 20 PERCENT.    
FRIDAY NIGHT  
PARTLY CLOUDY. LOWS AROUND 30.    
SATURDAY  
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS  
AROUND 50.  
 
 
 
SISKIYOU SUMMIT-  
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 4  
229 PM PST WED MAR 4 2026  
   
TONIGHT  
MOSTLY CLOUDY. RAIN AND SNOW SHOWERS LIKELY IN THE  
EVENING, THEN SLIGHT CHANCE OF SNOW SHOWERS AFTER MIDNIGHT. SNOW  
ACCUMULATION UP TO 1 INCH. LOWS 26-29. CHANCE OF PRECIPITATION  
60 PERCENT.    
THURSDAY  
MOSTLY CLOUDY IN THE MORNING THEN BECOMING PARTLY  
CLOUDY. HIGHS 36-42.    
THURSDAY NIGHT  
MOSTLY CLOUDY. LOWS AROUND 30.    
FRIDAY  
MOSTLY CLOUDY IN THE MORNING THEN BECOMING PARTLY  
CLOUDY. HIGHS 38-43.    
FRIDAY NIGHT  
MOSTLY CLEAR IN THE EVENING THEN BECOMING PARTLY  
CLOUDY. LOWS 32-36.    
SATURDAY  
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS  
50-56.  
 
 
 
BLACK BUTTE SUMMIT-  
LOCATION...CALIFORNIA INTERSTATE 5 NEAR MILEPOST 742  
229 PM PST WED MAR 4 2026  
   
TONIGHT  
MOSTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN AND SNOW  
SHOWERS IN THE EVENING. LOWS AROUND 30.    
THURSDAY  
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS  
43-47.    
THURSDAY NIGHT  
PARTLY CLOUDY. LOWS 31-33.    
FRIDAY  
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS  
45-48.    
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS 33-36.    
SATURDAY  
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS  
55-59.  
 
 
 
GRASS LAKE/MT HEBRON SUMMIT-  
LOCATION...CALIFORNIA HIGHWAY 97 NEAR MILEPOST 20  
229 PM PST WED MAR 4 2026  
   
TONIGHT  
MOSTLY CLOUDY. A 30 PERCENT CHANCE OF SNOW SHOWERS IN  
THE EVENING. LOWS AROUND 26.    
THURSDAY  
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS  
42-44.    
THURSDAY NIGHT  
MOSTLY CLEAR IN THE EVENING THEN BECOMING  
PARTLY CLOUDY. LOWS AROUND 28.    
FRIDAY  
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS  
44-46.    
FRIDAY NIGHT  
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY  
CLEAR. LOWS AROUND 31.    
SATURDAY  
MOSTLY CLEAR. HIGHS 55-56.  
 
 
 
WARNER MOUNTAIN SUMMIT-  
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 4  
229 PM PST WED MAR 4 2026  
   
TONIGHT  
MOSTLY CLOUDY. A 30 PERCENT CHANCE OF SNOW SHOWERS IN  
THE EVENING. LOWS 24-25.    
THURSDAY  
PARTLY CLOUDY. HIGHS AROUND 40.    
THURSDAY NIGHT  
PARTLY CLOUDY. SLIGHT CHANCE OF SNOW SHOWERS  
AFTER MIDNIGHT. LOWS 26-27.    
FRIDAY  
MOSTLY CLOUDY IN THE MORNING THEN BECOMING PARTLY  
CLOUDY. A 20 PERCENT CHANCE OF SNOW SHOWERS. HIGHS 41-43.    
FRIDAY NIGHT  
PARTLY CLOUDY IN THE EVENING THEN CLEARING. LOWS  
31-32.    
SATURDAY  
MOSTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS  
45-48.  
 
 
 
CEDAR PASS-  
LOCATION...CALIFORNIA HIGHWAY 299 NEAR MILEPOST 51  
229 PM PST WED MAR 4 2026  
   
TONIGHT  
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF SNOW  
SHOWERS. LOWS 23-25. WEST WINDS 20 TO 25 MPH IN THE EVENING  
BECOMING LIGHT, THEN BECOMING NORTHWEST AROUND 20 MPH WELL AFTER  
MIDNIGHT.    
THURSDAY  
PARTLY CLOUDY. HIGHS 34-36. NORTHWEST WINDS AROUND  
20 MPH IN THE MORNING BECOMING LIGHT.    
THURSDAY NIGHT  
MOSTLY CLEAR IN THE EVENING THEN BECOMING  
PARTLY CLOUDY. LOWS 24-25.    
FRIDAY  
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS  
37-39.    
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS AROUND 29.    
SATURDAY  
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS  
42-44.  
 
 
 
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