855
FPUS86 KMFR 270938
TVLMFR
FORECAST FOR MOUNTAIN PASSES
NATIONAL WEATHER SERVICE MEDFORD, OR
238 AM PDT TUE OCT 27 2026
CANYON CREEK PASS-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 81
238 AM PDT TUE OCT 27 2026
TODAY
RAIN IN THE MORNING, THEN SLIGHT CHANCE OF RAIN IN THE
AFTERNOON. HIGHS AROUND 50. CHANCE OF RAIN NEAR 100 PERCENT.
TONIGHT
MOSTLY CLOUDY IN THE EVENING THEN BECOMING PARTLY
CLOUDY. LOWS AROUND 31.
WEDNESDAY
PARTLY CLOUDY. HIGHS AROUND 53.
WEDNESDAY NIGHT
MOSTLY CLOUDY. AREAS OF FOG THROUGH THE NIGHT.
LOWS AROUND 34.
THURSDAY
MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY IN THE
AFTERNOON THEN BECOMING MOSTLY CLOUDY. HIGHS AROUND 51.
SEXTON SUMMIT-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 69
238 AM PDT TUE OCT 27 2026
TODAY
MOSTLY CLOUDY UNTIL EARLY AFTERNOON THEN BECOMING PARTLY
CLOUDY. RAIN IN THE MORNING, THEN SLIGHT CHANCE OF RAIN IN THE
AFTERNOON. HIGHS 45-46. CHANCE OF RAIN 90 PERCENT.
TONIGHT
MOSTLY CLEAR IN THE EVENING THEN BECOMING PARTLY
CLOUDY. LOWS 36-37.
WEDNESDAY
MOSTLY CLOUDY IN THE MORNING THEN BECOMING PARTLY
CLOUDY. HIGHS 47-48.
WEDNESDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING
MOSTLY CLOUDY. LOWS 35-38.
THURSDAY
MOSTLY CLOUDY IN THE MORNING THEN BECOMING PARTLY
CLOUDY. HIGHS AROUND 45.
HAYES HILL SUMMIT-
LOCATION...OREGON HIGHWAY 199 NEAR MILEPOST 16
238 AM PDT TUE OCT 27 2026
TODAY
MOSTLY CLOUDY. RAIN IN THE MORNING, THEN SLIGHT CHANCE
OF RAIN IN THE AFTERNOON. HIGHS AROUND 54. CHANCE OF RAIN
90 PERCENT.
TONIGHT
PARTLY CLOUDY IN THE EVENING THEN CLEARING. LOWS
AROUND 32.
WEDNESDAY
SUNNY IN THE MORNING THEN BECOMING PARTLY CLOUDY.
HIGHS AROUND 57.
WEDNESDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING
MOSTLY CLOUDY. PATCHY FOG THROUGH THE NIGHT. LOWS AROUND 33.
THURSDAY
MOSTLY CLOUDY IN THE MORNING THEN BECOMING PARTLY
CLOUDY. HIGHS AROUND 56.
WILLAMETTE PASS-
LOCATION...OREGON HIGHWAY 58 NEAR MILEPOST 62
238 AM PDT TUE OCT 27 2026
TODAY
MOSTLY CLOUDY. RAIN AND SNOW IN THE MORNING, THEN CHANCE
OF RAIN AND SNOW IN THE AFTERNOON. SNOW ACCUMULATION UP TO
1 INCH. HIGHS 36-37. CHANCE OF PRECIPITATION 90 PERCENT.
TONIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW IN THE
EVENING, THEN PARTLY CLOUDY WITH A SLIGHT CHANCE OF SNOW AFTER
MIDNIGHT. LOWS 26-30. CHANCE OF PRECIPITATION 30 PERCENT.
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW. HIGHS
36-37. CHANCE OF PRECIPITATION 30 PERCENT.
WEDNESDAY NIGHT
MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN AND SNOW
IN THE EVENING. LOWS 26-30.
THURSDAY
MOSTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN AND SNOW
IN THE EVENING. HIGHS 36-37.
DIAMOND LAKE SUMMIT-
LOCATION...OREGON HIGHWAY 138 NEAR MILEPOST 83
238 AM PDT TUE OCT 27 2026
TODAY
MOSTLY CLOUDY. SNOW LIKELY IN THE MORNING, THEN CHANCE
OF SNOW IN THE AFTERNOON. SNOW ACCUMULATION AROUND 1 INCH. HIGHS
34-37. CHANCE OF SNOW 60 PERCENT.
TONIGHT
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF SNOW. LOWS
21-23.
WEDNESDAY
MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW IN THE MORNING.
HIGHS 35-38.
WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS 22-24.
THURSDAY
MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY IN THE
AFTERNOON THEN BECOMING MOSTLY CLOUDY. HIGHS 36-39.
CRATER LAKE-
LOCATION...OREGON HIGHWAY 62 NEAR MILEPOST 65
238 AM PDT TUE OCT 27 2026
TODAY
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW. HIGHS
31-37.
TONIGHT
MOSTLY CLOUDY IN THE EVENING THEN BECOMING PARTLY
CLOUDY. LOWS AROUND 20.
WEDNESDAY
MOSTLY CLOUDY IN THE MORNING THEN BECOMING PARTLY
CLOUDY. HIGHS 33-38.
WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 20.
THURSDAY
MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY IN THE
AFTERNOON THEN BECOMING MOSTLY CLOUDY. HIGHS 34-39.
LAKE OF THE WOODS-
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 33
238 AM PDT TUE OCT 27 2026
TODAY
MOSTLY CLOUDY. RAIN AND SNOW IN THE MORNING, THEN CHANCE
OF RAIN AND SNOW IN THE AFTERNOON. LITTLE OR NO SNOW
ACCUMULATION. HIGHS 36-39. CHANCE OF PRECIPITATION 80 PERCENT.
TONIGHT
MOSTLY CLOUDY IN THE EVENING THEN BECOMING PARTLY
CLOUDY. LOWS 22-23.
WEDNESDAY
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS
AROUND 40.
WEDNESDAY NIGHT
PARTLY CLOUDY. PATCHY FOG. LOWS 23-26.
THURSDAY
MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY IN THE
AFTERNOON THEN BECOMING MOSTLY CLOUDY. HIGHS 39-42.
SISKIYOU SUMMIT-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 4
238 AM PDT TUE OCT 27 2026
TODAY
MOSTLY CLOUDY UNTIL EARLY AFTERNOON THEN BECOMING PARTLY
CLOUDY. RAIN LIKELY IN THE MORNING, THEN CHANCE OF RAIN AND SNOW
IN THE AFTERNOON. NO SNOW ACCUMULATION. HIGHS 37-44. CHANCE OF
PRECIPITATION 60 PERCENT.
TONIGHT
PARTLY CLOUDY. LOWS 28-32.
WEDNESDAY
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS
40-48.
WEDNESDAY NIGHT
MOSTLY CLEAR IN THE EVENING THEN BECOMING
PARTLY CLOUDY. LOWS AROUND 30.
THURSDAY
MOSTLY CLOUDY IN THE MORNING THEN BECOMING PARTLY
CLOUDY. HIGHS 40-47.
BLACK BUTTE SUMMIT-
LOCATION...CALIFORNIA INTERSTATE 5 NEAR MILEPOST 742
238 AM PDT TUE OCT 27 2026
TODAY
PARTLY CLOUDY UNTIL EARLY AFTERNOON THEN CLEARING.
SLIGHT CHANCE OF RAIN IN THE AFTERNOON. HIGHS 44-49.
TONIGHT
MOSTLY CLEAR. LOWS 26-29.
WEDNESDAY
SUNNY. HIGHS 49-53.
WEDNESDAY NIGHT
CLEAR. LOWS 26-30.
THURSDAY
SUNNY IN THE MORNING THEN BECOMING PARTLY CLOUDY.
HIGHS 48-53.
GRASS LAKE/MT HEBRON SUMMIT-
LOCATION...CALIFORNIA HIGHWAY 97 NEAR MILEPOST 20
238 AM PDT TUE OCT 27 2026
TODAY
PARTLY CLOUDY IN THE MORNING, THEN MOSTLY CLOUDY WITH A
SLIGHT CHANCE OF RAIN AND SNOW IN THE AFTERNOON. HIGHS 43-45.
TONIGHT
MOSTLY CLEAR. LOWS AROUND 22.
WEDNESDAY
SUNNY. HIGHS 47-49.
WEDNESDAY NIGHT
MOSTLY CLEAR. PATCHY FOG AFTER MIDNIGHT. LOWS
AROUND 22.
THURSDAY
SUNNY THEN BECOMING PARTLY CLOUDY IN THE AFTERNOON
THEN BECOMING MOSTLY CLOUDY. HIGHS 47-49.
WARNER MOUNTAIN SUMMIT-
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 4
238 AM PDT TUE OCT 27 2026
TODAY
MOSTLY CLOUDY. A 10 PERCENT CHANCE OF SNOW IN THE
AFTERNOON. HIGHS AROUND 40.
TONIGHT
PARTLY CLOUDY. LOWS 24-25.
WEDNESDAY
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS
42-44.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS 24-26.
THURSDAY
PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY. HIGHS
45-47.
CEDAR PASS-
LOCATION...CALIFORNIA HIGHWAY 299 NEAR MILEPOST 51
238 AM PDT TUE OCT 27 2026
TODAY
MOSTLY CLOUDY UNTIL EARLY AFTERNOON THEN CLEARING. A
10 PERCENT CHANCE OF SNOW IN THE AFTERNOON. HIGHS 36-39.
TONIGHT
MOSTLY CLEAR IN THE EVENING THEN BECOMING PARTLY
CLOUDY. LOWS 27-28.
WEDNESDAY
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS
41-44.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 27.
THURSDAY
MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY IN THE
AFTERNOON THEN BECOMING MOSTLY CLOUDY. HIGHS 44-47.
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