256
FPUS86 KMFR 290939
TVLMFR
FORECAST FOR MOUNTAIN PASSES
NATIONAL WEATHER SERVICE MEDFORD, OR
238 AM PDT SUN MAR 29 2026
CANYON CREEK PASS-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 81
238 AM PDT SUN MAR 29 2026
TODAY
MOSTLY CLOUDY EARLY IN THE MORNING THEN BECOMING PARTLY
CLOUDY. HIGHS AROUND 61.
TONIGHT
MOSTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN AND SNOW
AFTER MIDNIGHT. LOWS AROUND 36.
MONDAY
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN AND SNOW
IN THE MORNING, THEN PARTLY CLOUDY IN THE AFTERNOON. HIGHS AROUND
56.
MONDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 38.
TUESDAY
MOSTLY CLOUDY IN THE MORNING, THEN A 30 PERCENT CHANCE
OF RAIN IN THE AFTERNOON AND EVENING. HIGHS AROUND 62.
SEXTON SUMMIT-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 69
238 AM PDT SUN MAR 29 2026
TODAY
MOSTLY CLOUDY EARLY IN THE MORNING THEN BECOMING PARTLY
CLOUDY. HIGHS 56-58.
TONIGHT
MOSTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN AND SNOW
AFTER MIDNIGHT. LOWS 35-36.
MONDAY
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN AND SNOW
IN THE MORNING, THEN PARTLY CLOUDY IN THE AFTERNOON. HIGHS 51-53.
MONDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 40.
TUESDAY
MOSTLY CLOUDY IN THE MORNING, THEN A 30 PERCENT CHANCE
OF RAIN IN THE AFTERNOON AND EVENING. HIGHS 53-56.
HAYES HILL SUMMIT-
LOCATION...OREGON HIGHWAY 199 NEAR MILEPOST 16
238 AM PDT SUN MAR 29 2026
TODAY
MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY IN THE LATE
MORNING AND EARLY AFTERNOON THEN BECOMING MOSTLY CLOUDY. HIGHS
AROUND 66.
TONIGHT
MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN AFTER MIDNIGHT.
LOWS AROUND 38.
MONDAY
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN AND SNOW IN
THE MORNING, THEN PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN IN
THE AFTERNOON. HIGHS AROUND 60. CHANCE OF PRECIPITATION
20 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN BECOMING PARTLY
CLOUDY. LOWS AROUND 41.
TUESDAY
MOSTLY CLOUDY IN THE MORNING, THEN A 40 PERCENT CHANCE
OF RAIN IN THE AFTERNOON AND EVENING. HIGHS AROUND 62.
WILLAMETTE PASS-
LOCATION...OREGON HIGHWAY 58 NEAR MILEPOST 62
238 AM PDT SUN MAR 29 2026
TODAY
PARTLY CLOUDY THEN BECOMING SUNNY EARLY IN THE AFTERNOON
THEN BECOMING PARTLY CLOUDY. A 10 PERCENT CHANCE OF RAIN IN THE
AFTERNOON. HIGHS AROUND 50.
TONIGHT
PARTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW IN THE
EVENING, THEN MOSTLY CLOUDY WITH A CHANCE OF SNOW AFTER MIDNIGHT.
LOWS AROUND 30. CHANCE OF PRECIPITATION 30 PERCENT.
MONDAY
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW. HIGHS
44-46.
MONDAY NIGHT
PARTLY CLOUDY. A 20 PERCENT CHANCE OF SNOW IN THE
EVENING. LOWS 28-32.
TUESDAY
MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW IN THE MORNING,
THEN CHANCE OF RAIN AND SNOW IN THE AFTERNOON AND EVENING. HIGHS
AROUND 50. CHANCE OF PRECIPITATION 40 PERCENT.
DIAMOND LAKE SUMMIT-
LOCATION...OREGON HIGHWAY 138 NEAR MILEPOST 83
238 AM PDT SUN MAR 29 2026
TODAY
PARTLY CLOUDY THEN BECOMING SUNNY EARLY IN THE AFTERNOON
THEN BECOMING PARTLY CLOUDY. HIGHS 50-52. WEST WINDS AROUND
20 MPH WITH GUSTS TO AROUND 35 MPH IN THE AFTERNOON.
TONIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY
CLOUDY. A 30 PERCENT CHANCE OF SNOW. LOWS AROUND 30.
MONDAY
MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF SNOW. HIGHS
46-48.
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW IN
THE EVENING, THEN PARTLY CLOUDY WITH A SLIGHT CHANCE OF SNOW
AFTER MIDNIGHT. LOWS AROUND 30. CHANCE OF PRECIPITATION
30 PERCENT.
TUESDAY
MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW IN THE MORNING,
THEN CHANCE OF RAIN AND SNOW IN THE AFTERNOON AND EVENING. HIGHS
AROUND 50. CHANCE OF PRECIPITATION 50 PERCENT.
CRATER LAKE-
LOCATION...OREGON HIGHWAY 62 NEAR MILEPOST 65
238 AM PDT SUN MAR 29 2026
TODAY
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS 47-53.
GUSTS UP TO 35 MPH IN THE LATE MORNING AND AFTERNOON.
TONIGHT
PARTLY CLOUDY. A 20 PERCENT CHANCE OF SNOW AFTER
MIDNIGHT. LOWS AROUND 30.
MONDAY
MOSTLY CLOUDY. CHANCE OF SNOW IN THE MORNING, THEN
CHANCE OF RAIN AND SNOW IN THE AFTERNOON. HIGHS 44-49. CHANCE OF
PRECIPITATION 50 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY. CHANCE OF RAIN AND SNOW IN THE
EVENING, THEN SLIGHT CHANCE OF SNOW AFTER MIDNIGHT. LOWS AROUND
30. CHANCE OF PRECIPITATION 30 PERCENT.
TUESDAY
MOSTLY CLOUDY. CHANCE OF SNOW IN THE MORNING, THEN
CHANCE OF RAIN AND SNOW IN THE AFTERNOON AND EVENING. HIGHS
45-50. CHANCE OF PRECIPITATION 50 PERCENT.
LAKE OF THE WOODS-
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 33
238 AM PDT SUN MAR 29 2026
TODAY
PARTLY CLOUDY EARLY IN THE MORNING THEN CLEARING. HIGHS
55-58. GUSTS UP TO 25 MPH IN THE AFTERNOON.
TONIGHT
PARTLY CLOUDY. CHANCE OF SNOW AFTER MIDNIGHT. LOWS
AROUND 33.
MONDAY
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF RAIN AND
SNOW. HIGHS AROUND 50.
MONDAY NIGHT
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF RAIN
AND SNOW. LOWS 34-36.
TUESDAY
MOSTLY CLOUDY. CHANCE OF RAIN AND SNOW, THEN RAIN AND
SNOW LIKELY IN THE EVENING. HIGHS 51-52. CHANCE OF PRECIPITATION
60 PERCENT.
SISKIYOU SUMMIT-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 4
238 AM PDT SUN MAR 29 2026
TODAY
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS 60-65.
TONIGHT
PARTLY CLOUDY. LOWS 36-38.
MONDAY
MOSTLY CLOUDY. A 30 PERCENT CHANCE OF RAIN IN THE
AFTERNOON. HIGHS 52-57.
MONDAY NIGHT
MOSTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN IN THE
EVENING. LOWS 40-43.
TUESDAY
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF RAIN. HIGHS
53-58.
BLACK BUTTE SUMMIT-
LOCATION...CALIFORNIA INTERSTATE 5 NEAR MILEPOST 742
238 AM PDT SUN MAR 29 2026
TODAY
PARTLY CLOUDY. HIGHS 66-69.
TONIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY
CLOUDY. LOWS AROUND 40.
MONDAY
MOSTLY CLOUDY. A 30 PERCENT CHANCE OF RAIN IN THE
AFTERNOON. HIGHS AROUND 60.
MONDAY NIGHT
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF RAIN.
LOWS AROUND 40.
TUESDAY
SLIGHT CHANCE OF RAIN IN THE MORNING, THEN RAIN LIKELY
IN THE AFTERNOON AND EVENING. HIGHS 53-58. CHANCE OF RAIN
60 PERCENT.
GRASS LAKE/MT HEBRON SUMMIT-
LOCATION...CALIFORNIA HIGHWAY 97 NEAR MILEPOST 20
238 AM PDT SUN MAR 29 2026
TODAY
PARTLY CLOUDY IN THE MORNING THEN BECOMING SUNNY. HIGHS
65-67. GUSTS UP TO 30 MPH IN THE AFTERNOON.
TONIGHT
MOSTLY CLEAR IN THE EVENING THEN BECOMING PARTLY
CLOUDY. LOWS AROUND 36.
MONDAY
MOSTLY CLOUDY. A 30 PERCENT CHANCE OF RAIN IN THE
AFTERNOON. HIGHS AROUND 60.
MONDAY NIGHT
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF RAIN.
LOWS AROUND 37.
TUESDAY
MOSTLY CLOUDY. CHANCE OF RAIN, THEN RAIN LIKELY IN THE
EVENING. HIGHS 56-58. CHANCE OF RAIN 60 PERCENT.
WARNER MOUNTAIN SUMMIT-
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 4
238 AM PDT SUN MAR 29 2026
TODAY
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS 61-63.
SOUTHWEST WINDS AROUND 20 MPH WITH GUSTS TO AROUND 35 MPH IN THE
AFTERNOON.
TONIGHT
PARTLY CLOUDY IN THE EVENING, THEN MOSTLY CLEAR WITH A
SLIGHT CHANCE OF RAIN AFTER MIDNIGHT. LOWS AROUND 36.
MONDAY
MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF RAIN AND
SNOW. HIGHS 51-53.
MONDAY NIGHT
MOSTLY CLOUDY. RAIN AND SNOW LIKELY IN THE
EVENING, THEN CHANCE OF RAIN AND SNOW AFTER MIDNIGHT. LOWS AROUND
37. CHANCE OF PRECIPITATION 60 PERCENT.
TUESDAY
CHANCE OF RAIN AND SNOW IN THE MORNING, THEN RAIN
LIKELY IN THE AFTERNOON. RAIN IN THE EVENING. HIGHS AROUND 50.
CHANCE OF PRECIPITATION 80 PERCENT.
CEDAR PASS-
LOCATION...CALIFORNIA HIGHWAY 299 NEAR MILEPOST 51
238 AM PDT SUN MAR 29 2026
TODAY
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS AROUND
60. WEST WINDS 20 TO 25 MPH WITH GUSTS TO AROUND 40 MPH IN THE
AFTERNOON.
TONIGHT
MOSTLY CLEAR IN THE EVENING THEN BECOMING PARTLY
CLOUDY. LOWS AROUND 38. WEST WINDS AROUND 20 MPH IN THE EVENING
BECOMING LIGHT.
MONDAY
MOSTLY CLOUDY. A 50 PERCENT CHANCE OF RAIN AND SNOW IN
THE AFTERNOON. HIGHS 52-53.
MONDAY NIGHT
MOSTLY CLOUDY. RAIN LIKELY IN THE EVENING, THEN
CHANCE OF RAIN AND SNOW AFTER MIDNIGHT. LOWS AROUND 40. CHANCE OF
PRECIPITATION 60 PERCENT.
TUESDAY
CHANCE OF RAIN AND SNOW IN THE MORNING, THEN RAIN AND
SNOW IN THE AFTERNOON AND EVENING. HIGHS 47-48. CHANCE OF
PRECIPITATION 80 PERCENT.
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