740
FPUS86 KMFR 270413
TVLMFR
FORECAST FOR MOUNTAIN PASSES
NATIONAL WEATHER SERVICE MEDFORD, OR
813 PM PST FRI DEC 26 2025
CANYON CREEK PASS-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 81
813 PM PST FRI DEC 26 2025
REST OF TONIGHT
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF RAIN
AND SNOW SHOWERS. AREAS OF FOG. LOWS AROUND 32.
SATURDAY
MOSTLY CLOUDY. A 30 PERCENT CHANCE OF RAIN AND SNOW
SHOWERS IN THE MORNING. AREAS OF FOG IN THE MORNING. HIGHS AROUND
38.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 27.
SUNDAY
MOSTLY CLOUDY IN THE MORNING THEN BECOMING PARTLY
CLOUDY. HIGHS AROUND 43.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 31.
MONDAY
MOSTLY CLEAR. HIGHS AROUND 49.
SEXTON SUMMIT-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 69
813 PM PST FRI DEC 26 2025
REST OF TONIGHT
MOSTLY CLOUDY. AREAS OF DENSE FOG THROUGH THE
NIGHT. AREAS OF DENSE FREEZING FOG AFTER MIDNIGHT. A 30 PERCENT
CHANCE OF RAIN AND SNOW SHOWERS AFTER MIDNIGHT. LOWS AROUND 30.
SATURDAY
MOSTLY CLOUDY IN THE MORNING THEN BECOMING PARTLY
CLOUDY. AREAS OF DENSE FOG AND DENSE FREEZING FOG IN THE MORNING.
SLIGHT CHANCE OF RAIN AND SNOW SHOWERS. HIGHS 33-34.
SATURDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING
MOSTLY CLOUDY. LOWS AROUND 26.
SUNDAY
MOSTLY CLOUDY IN THE MORNING THEN BECOMING PARTLY
CLOUDY. HIGHS 38-39.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS 30-33.
MONDAY
MOSTLY CLEAR. HIGHS 43-47.
HAYES HILL SUMMIT-
LOCATION...OREGON HIGHWAY 199 NEAR MILEPOST 16
813 PM PST FRI DEC 26 2025
REST OF TONIGHT
MOSTLY CLOUDY. PATCHY FOG THROUGH THE NIGHT.
AREAS OF FREEZING FOG AFTER MIDNIGHT. A 30 PERCENT CHANCE OF RAIN
AND SNOW SHOWERS AFTER MIDNIGHT. LOWS AROUND 30.
SATURDAY
MOSTLY CLOUDY IN THE MORNING THEN BECOMING PARTLY
CLOUDY. AREAS OF FREEZING FOG AND PATCHY DENSE FOG IN THE
MORNING. SLIGHT CHANCE OF RAIN AND SNOW SHOWERS. HIGHS AROUND 38.
SATURDAY NIGHT
MOSTLY CLOUDY. PATCHY FOG IN THE EVENING, THEN
WIDESPREAD FOG AND FREEZING FOG AFTER MIDNIGHT. LOWS AROUND 26.
SUNDAY
PARTLY CLOUDY. WIDESPREAD FREEZING FOG IN THE MORNING.
HIGHS AROUND 42.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 28.
MONDAY
MOSTLY CLEAR. HIGHS AROUND 46.
WILLAMETTE PASS-
LOCATION...OREGON HIGHWAY 58 NEAR MILEPOST 62
813 PM PST FRI DEC 26 2025
..WINTER WEATHER ADVISORY IN EFFECT UNTIL 4 AM PST SATURDAY
REST OF TONIGHT
MOSTLY CLOUDY. SNOW SHOWERS LIKELY EARLY IN
THE EVENING, THEN CHANCE OF SNOW SHOWERS AFTER MIDNIGHT. AREAS OF
FREEZING FOG THROUGH THE NIGHT. NEW SNOW ACCUMULATION OF 2 TO
3 INCHES. LOWS 21-23. CHANCE OF PRECIPITATION 60 PERCENT.
SATURDAY
AREAS OF FREEZING FOG IN THE MORNING. MOSTLY CLOUDY
WITH A 30 PERCENT CHANCE OF SNOW SHOWERS. HIGHS 25-27.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS 16-18.
SUNDAY
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS
AROUND 34.
SUNDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN BECOMING PARTLY
CLOUDY. LOWS 21-23.
MONDAY
PARTLY CLOUDY THEN BECOMING SUNNY IN THE AFTERNOON THEN
BECOMING PARTLY CLOUDY. HIGHS AROUND 40.
DIAMOND LAKE SUMMIT-
LOCATION...OREGON HIGHWAY 138 NEAR MILEPOST 83
813 PM PST FRI DEC 26 2025
..WINTER WEATHER ADVISORY IN EFFECT UNTIL 4 AM PST SATURDAY
REST OF TONIGHT
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW
SHOWERS. AREAS OF FREEZING FOG AFTER MIDNIGHT. LOWS 18-19.
SATURDAY
MOSTLY CLOUDY IN THE MORNING THEN BECOMING PARTLY
CLOUDY. AREAS OF FREEZING FOG IN THE MORNING. SLIGHT CHANCE OF
SNOW SHOWERS. HIGHS 24-27.
SATURDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING
MOSTLY CLOUDY. LOWS 12-14.
SUNDAY
PARTLY CLOUDY IN THE MORNING THEN BECOMING SUNNY. HIGHS
33-37.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 20.
MONDAY
MOSTLY CLEAR. HIGHS 39-42.
CRATER LAKE-
LOCATION...OREGON HIGHWAY 62 NEAR MILEPOST 65
813 PM PST FRI DEC 26 2025
..WINTER WEATHER ADVISORY IN EFFECT UNTIL 4 AM PST SATURDAY
REST OF TONIGHT
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW
SHOWERS. AREAS OF FREEZING FOG. LOWS 16-19. WEST WINDS AROUND
20 MPH AFTER MIDNIGHT.
SATURDAY
MOSTLY CLOUDY IN THE MORNING THEN BECOMING PARTLY
CLOUDY. AREAS OF FREEZING FOG IN THE MORNING. A 10 PERCENT CHANCE
OF SNOW SHOWERS. HIGHS 22-27.
SATURDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING
MOSTLY CLOUDY. LOWS 12-14.
SUNDAY
PARTLY CLOUDY IN THE MORNING THEN BECOMING SUNNY. HIGHS
32-35.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 20.
MONDAY
MOSTLY CLEAR. HIGHS AROUND 40.
LAKE OF THE WOODS-
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 33
813 PM PST FRI DEC 26 2025
..WINTER WEATHER ADVISORY IN EFFECT UNTIL 4 AM PST SATURDAY
REST OF TONIGHT
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW
SHOWERS. AREAS OF FREEZING FOG. LOWS 20-23. GUSTS UP TO 20 MPH IN
THE LATE EVENING AND EARLY MORNING.
SATURDAY
AREAS OF FREEZING FOG IN THE MORNING. MOSTLY CLOUDY
IN THE MORNING, THEN PARTLY CLOUDY WITH A SLIGHT CHANCE OF SNOW
SHOWERS IN THE AFTERNOON. HIGHS AROUND 30.
SATURDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING
MOSTLY CLOUDY. LOWS 16-18.
SUNDAY
PARTLY CLOUDY IN THE MORNING THEN BECOMING SUNNY. HIGHS
35-37.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS 21-23.
MONDAY
PARTLY CLOUDY IN THE MORNING THEN BECOMING MOSTLY
CLEAR. HIGHS AROUND 40.
SISKIYOU SUMMIT-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 4
813 PM PST FRI DEC 26 2025
..WINTER WEATHER ADVISORY IN EFFECT UNTIL 4 AM PST SATURDAY
REST OF TONIGHT
MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF SNOW
SHOWERS. AREAS OF FOG AND FREEZING FOG THROUGH THE NIGHT. LOWS
25-28.
SATURDAY
MOSTLY CLOUDY IN THE MORNING THEN BECOMING PARTLY
CLOUDY. AREAS OF FOG AND FREEZING FOG IN THE MORNING. HIGHS
29-35.
SATURDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING
MOSTLY CLOUDY. LOWS 21-24.
SUNDAY
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS
35-39.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS 25-29.
MONDAY
PARTLY CLOUDY THEN BECOMING SUNNY IN THE AFTERNOON THEN
BECOMING MOSTLY CLEAR. HIGHS 38-42.
BLACK BUTTE SUMMIT-
LOCATION...CALIFORNIA INTERSTATE 5 NEAR MILEPOST 742
813 PM PST FRI DEC 26 2025
REST OF TONIGHT
MOSTLY CLOUDY. CHANCE OF RAIN AND SNOW SHOWERS
EARLY IN THE EVENING, THEN SLIGHT CHANCE OF SNOW SHOWERS AFTER
MIDNIGHT. PATCHY FOG THROUGH THE NIGHT. LOWS 25-26. CHANCE OF
PRECIPITATION 30 PERCENT.
SATURDAY
PARTLY CLOUDY IN THE MORNING THEN CLEARING. PATCHY
FOG IN THE MORNING. HIGHS 32-35.
SATURDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING
MOSTLY CLOUDY. LOWS AROUND 20.
SUNDAY
SUNNY. HIGHS AROUND 40.
SUNDAY NIGHT
MOSTLY CLEAR IN THE EVENING THEN BECOMING PARTLY
CLOUDY. LOWS 24-26.
MONDAY
SUNNY IN THE MORNING THEN BECOMING CLEAR. HIGHS 42-46.
GRASS LAKE/MT HEBRON SUMMIT-
LOCATION...CALIFORNIA HIGHWAY 97 NEAR MILEPOST 20
813 PM PST FRI DEC 26 2025
REST OF TONIGHT
MOSTLY CLOUDY. A 40 PERCENT CHANCE OF SNOW
SHOWERS EARLY IN THE EVENING. PATCHY FOG THROUGH THE NIGHT. LOWS
AROUND 20.
SATURDAY
PARTLY CLOUDY IN THE MORNING THEN CLEARING. PATCHY
FOG IN THE MORNING. HIGHS 33-35.
SATURDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING
MOSTLY CLOUDY. LOWS AROUND 16.
SUNDAY
SUNNY. HIGHS AROUND 40.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 21.
MONDAY
SUNNY THEN BECOMING MOSTLY CLEAR. HIGHS 43-45.
WARNER MOUNTAIN SUMMIT-
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 4
813 PM PST FRI DEC 26 2025
REST OF TONIGHT
MOSTLY CLOUDY. A 30 PERCENT CHANCE OF SNOW
SHOWERS EARLY IN THE EVENING. LOWS AROUND 20.
SATURDAY
PARTLY CLOUDY. HIGHS AROUND 30.
SATURDAY NIGHT
MOSTLY CLEAR IN THE EVENING THEN BECOMING
MOSTLY CLOUDY. LOWS 17-18.
SUNDAY
SUNNY. HIGHS 33-34.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 21.
MONDAY
SUNNY THEN BECOMING MOSTLY CLEAR. HIGHS AROUND 40.
CEDAR PASS-
LOCATION...CALIFORNIA HIGHWAY 299 NEAR MILEPOST 51
813 PM PST FRI DEC 26 2025
REST OF TONIGHT
MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF SNOW
SHOWERS. AREAS OF FREEZING FOG AFTER MIDNIGHT. LOWS AROUND 22.
GUSTS UP TO 30 MPH.
SATURDAY
MOSTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS
25-27.
SATURDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING
MOSTLY CLOUDY. LOWS AROUND 20.
SUNDAY
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS
AROUND 30.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 22.
MONDAY
SUNNY IN THE MORNING THEN BECOMING CLEAR. HIGHS 33-35.
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