490
FPUS86 KMFR 242139
TVLMFR
FORECAST FOR MOUNTAIN PASSES
NATIONAL WEATHER SERVICE MEDFORD, OR
239 PM PDT TUE MAR 24 2026
CANYON CREEK PASS-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 81
239 PM PDT TUE MAR 24 2026
TONIGHT
CLOUDY. RAIN IN THE EVENING, THEN RAIN LIKELY AFTER
MIDNIGHT. LOWS AROUND 45. CHANCE OF RAIN 80 PERCENT.
WEDNESDAY
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF RAIN.
HIGHS AROUND 51.
WEDNESDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN BECOMING
PARTLY CLOUDY. LOWS AROUND 30.
THURSDAY AND THURSDAY NIGHT
MOSTLY CLEAR. HIGHS AROUND 54.
LOWS 30-34.
FRIDAY
MOSTLY CLEAR. HIGHS AROUND 72.
SEXTON SUMMIT-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 69
239 PM PDT TUE MAR 24 2026
TONIGHT
RAIN LIKELY. LOWS 44-45. CHANCE OF RAIN 60 PERCENT.
WEDNESDAY
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF RAIN.
HIGHS 47-48.
WEDNESDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN CLEARING.
LOWS 26-27.
THURSDAY
SUNNY. WIDESPREAD FROST IN THE MORNING. HIGHS AROUND
50.
THURSDAY NIGHT
MOSTLY CLEAR. AREAS OF FROST AFTER MIDNIGHT.
LOWS 35-39.
FRIDAY
PARTLY CLOUDY IN THE MORNING THEN BECOMING MOSTLY
CLEAR. HIGHS 65-66.
HAYES HILL SUMMIT-
LOCATION...OREGON HIGHWAY 199 NEAR MILEPOST 16
239 PM PDT TUE MAR 24 2026
TONIGHT
MOSTLY CLOUDY WITH RAIN LIKELY. LOWS AROUND 47. CHANCE
OF RAIN 70 PERCENT.
WEDNESDAY
MOSTLY CLOUDY IN THE MORNING THEN BECOMING PARTLY
CLOUDY. A 30 PERCENT CHANCE OF RAIN. HIGHS AROUND 57.
WEDNESDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN CLEARING.
WIDESPREAD FROST AFTER MIDNIGHT. LOWS AROUND 32.
THURSDAY
SUNNY. WIDESPREAD FROST IN THE MORNING. HIGHS AROUND
58.
THURSDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING
MOSTLY CLEAR. AREAS OF FROST AFTER MIDNIGHT. LOWS AROUND 34.
FRIDAY
PARTLY CLOUDY THEN BECOMING SUNNY IN THE AFTERNOON THEN
BECOMING PARTLY CLOUDY. WIDESPREAD FROST IN THE MORNING. HIGHS
AROUND 71.
WILLAMETTE PASS-
LOCATION...OREGON HIGHWAY 58 NEAR MILEPOST 62
239 PM PDT TUE MAR 24 2026
TONIGHT
RAIN. LOWS 33-35. CHANCE OF RAIN 90 PERCENT.
WEDNESDAY
MOSTLY CLOUDY. RAIN LIKELY IN THE MORNING, THEN SNOW
LIKELY IN THE AFTERNOON. LITTLE OR NO SNOW ACCUMULATION. HIGHS
AROUND 40. CHANCE OF PRECIPITATION 70 PERCENT.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH SNOW LIKELY IN THE EVENING,
THEN PARTLY CLOUDY AFTER MIDNIGHT. SNOW ACCUMULATION UP TO
1 INCH. LOWS 19-22. CHANCE OF SNOW 60 PERCENT.
THURSDAY
SUNNY. HIGHS 43-47.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 30.
FRIDAY
MOSTLY CLEAR. HIGHS AROUND 60.
DIAMOND LAKE SUMMIT-
LOCATION...OREGON HIGHWAY 138 NEAR MILEPOST 83
239 PM PDT TUE MAR 24 2026
TONIGHT
RAIN IN THE EVENING, THEN CHANCE OF RAIN AFTER
MIDNIGHT. LOWS 32-36. CHANCE OF RAIN 80 PERCENT.
WEDNESDAY
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF RAIN AND
SNOW. HIGHS 39-43. WEST WINDS AROUND 20 MPH IN THE AFTERNOON.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF SNOW
IN THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. LOWS AROUND
20.
THURSDAY AND THURSDAY NIGHT
MOSTLY CLEAR. HIGHS AROUND 50.
LOWS 19-27.
FRIDAY
SUNNY THEN BECOMING PARTLY CLOUDY. HIGHS 59-62.
CRATER LAKE-
LOCATION...OREGON HIGHWAY 62 NEAR MILEPOST 65
239 PM PDT TUE MAR 24 2026
TONIGHT
RAIN LIKELY. LOWS 29-35. SOUTHWEST WINDS AROUND
20 MPH. CHANCE OF RAIN 60 PERCENT.
WEDNESDAY
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF RAIN AND
SNOW. HIGHS 37-41. WEST WINDS AROUND 20 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF SNOW IN
THE EVENING, THEN MOSTLY CLEAR AFTER MIDNIGHT. LOWS AROUND 20.
THURSDAY AND THURSDAY NIGHT
MOSTLY CLEAR. HIGHS 49-53. LOWS
19-29.
FRIDAY
SUNNY THEN BECOMING PARTLY CLOUDY. HIGHS 58-62.
LAKE OF THE WOODS-
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 33
239 PM PDT TUE MAR 24 2026
TONIGHT
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF RAIN. LOWS
AROUND 40.
WEDNESDAY
MOSTLY CLOUDY IN THE MORNING THEN BECOMING PARTLY
CLOUDY. A 30 PERCENT CHANCE OF RAIN. HIGHS 46-49.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS 23-25.
THURSDAY AND THURSDAY NIGHT
MOSTLY CLEAR. HIGHS 52-55. LOWS
23-31.
FRIDAY
SUNNY THEN BECOMING PARTLY CLOUDY. HIGHS 62-65.
SISKIYOU SUMMIT-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 4
239 PM PDT TUE MAR 24 2026
TONIGHT
MOSTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN IN THE
EVENING. LOWS 42-46.
WEDNESDAY
MOSTLY CLOUDY WITH A 10 PERCENT CHANCE OF RAIN IN
THE MORNING, THEN PARTLY CLOUDY IN THE AFTERNOON. HIGHS 46-55.
WEDNESDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING
MOSTLY CLOUDY. LOWS 24-28. NORTH WINDS AROUND 20 MPH IN THE
EVENING BECOMING LIGHT.
THURSDAY AND THURSDAY NIGHT
MOSTLY CLEAR. HIGHS 52-57. LOWS
28-38.
FRIDAY
PARTLY CLOUDY THEN BECOMING SUNNY IN THE AFTERNOON THEN
BECOMING PARTLY CLOUDY. HIGHS 63-69.
BLACK BUTTE SUMMIT-
LOCATION...CALIFORNIA INTERSTATE 5 NEAR MILEPOST 742
239 PM PDT TUE MAR 24 2026
TONIGHT
PARTLY CLOUDY UNTIL WELL AFTER MIDNIGHT THEN BECOMING
MOSTLY CLOUDY. LOWS 43-45.
WEDNESDAY
MOSTLY CLOUDY IN THE MORNING THEN BECOMING PARTLY
CLOUDY. HIGHS 61-65.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS 27-29.
THURSDAY
PARTLY CLOUDY IN THE MORNING THEN BECOMING SUNNY.
HIGHS AROUND 60.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS 34-36.
FRIDAY
PARTLY CLOUDY THEN BECOMING SUNNY IN THE AFTERNOON THEN
BECOMING PARTLY CLOUDY. HIGHS AROUND 70.
GRASS LAKE/MT HEBRON SUMMIT-
LOCATION...CALIFORNIA HIGHWAY 97 NEAR MILEPOST 20
239 PM PDT TUE MAR 24 2026
TONIGHT
MOSTLY CLEAR EARLY IN THE EVENING THEN BECOMING PARTLY
CLOUDY. LOWS AROUND 40.
WEDNESDAY
PARTLY CLOUDY. HIGHS 59-62.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS 26-28.
THURSDAY
SUNNY. HIGHS 57-58.
THURSDAY NIGHT
MOSTLY CLEAR IN THE EVENING THEN BECOMING
PARTLY CLOUDY. LOWS AROUND 31.
FRIDAY
PARTLY CLOUDY THEN BECOMING SUNNY IN THE AFTERNOON THEN
BECOMING PARTLY CLOUDY. HIGHS AROUND 70.
WARNER MOUNTAIN SUMMIT-
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 4
239 PM PDT TUE MAR 24 2026
..WIND ADVISORY IN EFFECT UNTIL 8 PM PDT THIS EVENING
TONIGHT
MOSTLY CLEAR THEN BECOMING PARTLY CLOUDY LATE IN THE
EVENING THEN BECOMING MOSTLY CLEAR. LOWS 43-44. SOUTHWEST WINDS
20 TO 25 MPH EARLY IN THE EVENING BECOMING LIGHT.
WEDNESDAY
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS
AROUND 60. SOUTHWEST WINDS AROUND 20 MPH IN THE AFTERNOON.
WEDNESDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN CLEARING.
LOWS AROUND 25.
THURSDAY
SUNNY. HIGHS AROUND 50.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 30.
FRIDAY
PARTLY CLOUDY THEN BECOMING SUNNY IN THE AFTERNOON THEN
BECOMING MOSTLY CLOUDY. HIGHS 62-63.
CEDAR PASS-
LOCATION...CALIFORNIA HIGHWAY 299 NEAR MILEPOST 51
239 PM PDT TUE MAR 24 2026
TONIGHT
MOSTLY CLEAR. LOWS 41-42. SOUTHWEST WINDS 20 TO
25 MPH. GUSTS UP TO 40 MPH IN THE EVENING.
WEDNESDAY
SUNNY. HIGHS 54-57. SOUTHWEST WINDS 20 TO 25 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN CLEARING.
LOWS AROUND 26. WEST WINDS 20 TO 25 MPH IN THE EVENING BECOMING
LIGHT.
THURSDAY
SUNNY IN THE MORNING THEN BECOMING PARTLY CLOUDY.
HIGHS 47-49.
THURSDAY NIGHT
MOSTLY CLOUDY. LOWS 33-34.
FRIDAY
PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY. HIGHS AROUND
60.
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