269
FPUS86 KMFR 280645
TVLMFR
FORECAST FOR MOUNTAIN PASSES
NATIONAL WEATHER SERVICE MEDFORD, OR
1145 PM PDT WED MAY 27 2026
CANYON CREEK PASS-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 81
1145 PM PDT WED MAY 27 2026
REST OF TONIGHT
MOSTLY CLOUDY. A 20 PERCENT CHANCE OF SHOWERS
LATE IN THE EVENING. LOWS AROUND 47.
THURSDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS IN THE MORNING, THEN SHOWERS LIKELY AND SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. SOME THUNDERSTORMS MAY
PRODUCE GUSTY WINDS, SMALL HAIL, AND HEAVY RAINFALL. HIGHS AROUND
73. CHANCE OF PRECIPITATION 60 PERCENT.
THURSDAY NIGHT
MOSTLY CLOUDY. SHOWERS LIKELY AND SLIGHT CHANCE
OF THUNDERSTORMS IN THE EVENING, THEN CHANCE OF SHOWERS AFTER
MIDNIGHT. SOME THUNDERSTORMS MAY PRODUCE GUSTY WINDS, SMALL HAIL,
AND HEAVY RAINFALL IN THE EVENING. LOWS AROUND 46. CHANCE OF
PRECIPITATION 60 PERCENT.
FRIDAY
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SHOWERS.
HIGHS AROUND 61.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 41.
SATURDAY
MOSTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS
AROUND 63.
SEXTON SUMMIT-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 69
1145 PM PDT WED MAY 27 2026
REST OF TONIGHT
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF
SHOWERS LATE IN THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT.
PATCHY DENSE FOG AFTER MIDNIGHT. LOWS AROUND 50.
THURSDAY
PATCHY DENSE FOG IN THE MORNING. PARTLY CLOUDY WITH A
CHANCE OF SHOWERS IN THE MORNING, THEN MOSTLY CLOUDY WITH SHOWERS
LIKELY AND SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. SOME
THUNDERSTORMS MAY PRODUCE GUSTY WINDS, SMALL HAIL, AND HEAVY
RAINFALL IN THE AFTERNOON. HIGHS AROUND 71. CHANCE OF
PRECIPITATION 60 PERCENT.
THURSDAY NIGHT
MOSTLY CLOUDY. SHOWERS LIKELY AND SLIGHT CHANCE
OF THUNDERSTORMS IN THE EVENING, THEN SLIGHT CHANCE OF SHOWERS
AFTER MIDNIGHT. SOME THUNDERSTORMS MAY PRODUCE GUSTY WINDS, SMALL
HAIL, AND HEAVY RAINFALL IN THE EVENING. LOWS AROUND 48. CHANCE
OF PRECIPITATION 60 PERCENT.
FRIDAY
MOSTLY CLOUDY. A 30 PERCENT CHANCE OF SHOWERS IN THE
MORNING. HIGHS 58-59.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS 44-45.
SATURDAY
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS
AROUND 60.
HAYES HILL SUMMIT-
LOCATION...OREGON HIGHWAY 199 NEAR MILEPOST 16
1145 PM PDT WED MAY 27 2026
REST OF TONIGHT
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF
SHOWERS LATE IN THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT.
LOWS AROUND 49.
THURSDAY
PARTLY CLOUDY WITH A CHANCE OF SHOWERS IN THE
MORNING, THEN MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. SOME THUNDERSTORMS MAY
PRODUCE GUSTY WINDS, SMALL HAIL, AND HEAVY RAINFALL IN THE
AFTERNOON. HIGHS AROUND 76. CHANCE OF PRECIPITATION 50 PERCENT.
THURSDAY NIGHT
MOSTLY CLOUDY. SHOWERS LIKELY IN THE EVENING,
THEN SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS AROUND 48.
CHANCE OF SHOWERS 60 PERCENT.
FRIDAY
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SHOWERS.
HIGHS AROUND 68.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 43.
SATURDAY
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS
AROUND 69.
WILLAMETTE PASS-
LOCATION...OREGON HIGHWAY 58 NEAR MILEPOST 62
1145 PM PDT WED MAY 27 2026
REST OF TONIGHT
MOSTLY CLOUDY LATE IN THE EVENING THEN
CLEARING. A 10 PERCENT CHANCE OF RAIN SHOWERS AFTER MIDNIGHT.
LOWS 41-44.
THURSDAY
PARTLY CLOUDY WITH A CHANCE OF THUNDERSTORMS IN THE
MORNING, THEN MOSTLY CLOUDY WITH SHOWERS AND CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. SOME THUNDERSTORMS MAY BE SEVERE
WITH DAMAGING WINDS, LARGE HAIL, AND HEAVY RAINFALL. HIGHS 63-66.
CHANCE OF PRECIPITATION 80 PERCENT.
THURSDAY NIGHT
RAIN SHOWERS AND CHANCE OF THUNDERSTORMS IN THE
EVENING, THEN RAIN SHOWERS LIKELY AFTER MIDNIGHT. SOME
THUNDERSTORMS MAY BE SEVERE WITH DAMAGING WINDS, LARGE HAIL, AND
HEAVY RAINFALL. LOWS AROUND 40. CHANCE OF PRECIPITATION
90 PERCENT.
FRIDAY
MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF SHOWERS.
HIGHS 47-48.
FRIDAY NIGHT
MOSTLY CLOUDY. A 30 PERCENT CHANCE OF SHOWERS IN
THE EVENING. LOWS 34-37.
SATURDAY
PARTLY CLOUDY THEN BECOMING SUNNY IN THE AFTERNOON
THEN BECOMING CLEAR. HIGHS 52-54.
DIAMOND LAKE SUMMIT-
LOCATION...OREGON HIGHWAY 138 NEAR MILEPOST 83
1145 PM PDT WED MAY 27 2026
REST OF TONIGHT
MOSTLY CLOUDY LATE IN THE EVENING THEN
CLEARING. LOWS 37-39.
THURSDAY
PARTLY CLOUDY WITH RAIN SHOWERS LIKELY AND CHANCE OF
THUNDERSTORMS IN THE MORNING, THEN CLOUDY WITH RAIN SHOWERS AND
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. SOME THUNDERSTORMS MAY
BE SEVERE WITH DAMAGING WINDS, LARGE HAIL, AND HEAVY RAINFALL.
HIGHS 62-64. CHANCE OF PRECIPITATION 90 PERCENT.
THURSDAY NIGHT
RAIN SHOWERS AND CHANCE OF THUNDERSTORMS IN THE
EVENING, THEN RAIN AND SNOW SHOWERS LIKELY AFTER MIDNIGHT. SOME
THUNDERSTORMS MAY BE SEVERE WITH DAMAGING WINDS, LARGE HAIL, AND
HEAVY RAINFALL. NO SNOW ACCUMULATION. LOWS 34-36. CHANCE OF
PRECIPITATION 90 PERCENT.
FRIDAY
MOSTLY CLOUDY. RAIN AND SNOW SHOWERS LIKELY IN THE
MORNING, THEN CHANCE OF SHOWERS IN THE AFTERNOON. HIGHS AROUND
50. CHANCE OF PRECIPITATION 60 PERCENT.
FRIDAY NIGHT
MOSTLY CLOUDY. A 20 PERCENT CHANCE OF SHOWERS IN
THE EVENING. LOWS 30-32.
SATURDAY
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS
54-56.
CRATER LAKE-
LOCATION...OREGON HIGHWAY 62 NEAR MILEPOST 65
1145 PM PDT WED MAY 27 2026
REST OF TONIGHT
MOSTLY CLOUDY LATE IN THE EVENING THEN
CLEARING. LOWS 34-38.
THURSDAY
PARTLY CLOUDY WITH RAIN SHOWERS LIKELY AND CHANCE OF
THUNDERSTORMS IN THE MORNING, THEN CLOUDY WITH RAIN SHOWERS AND
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. SOME THUNDERSTORMS MAY
BE SEVERE WITH DAMAGING WINDS, LARGE HAIL, AND HEAVY RAINFALL.
HIGHS 57-62. CHANCE OF PRECIPITATION 80 PERCENT.
THURSDAY NIGHT
RAIN SHOWERS AND CHANCE OF THUNDERSTORMS IN THE
EVENING, THEN RAIN AND SNOW SHOWERS AFTER MIDNIGHT. SOME
THUNDERSTORMS MAY BE SEVERE WITH DAMAGING WINDS, LARGE HAIL, AND
HEAVY RAINFALL. NO SNOW ACCUMULATION. LOWS 32-36. CHANCE OF
PRECIPITATION 90 PERCENT.
FRIDAY
MOSTLY CLOUDY. CHANCE OF RAIN AND SNOW SHOWERS IN THE
MORNING, THEN CHANCE OF SHOWERS IN THE AFTERNOON. HIGHS 44-50.
CHANCE OF PRECIPITATION 30 PERCENT.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS 28-32.
SATURDAY
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS
51-56.
LAKE OF THE WOODS-
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 33
1145 PM PDT WED MAY 27 2026
REST OF TONIGHT
PARTLY CLOUDY LATE IN THE EVENING THEN
CLEARING. LOWS AROUND 40.
THURSDAY
PARTLY CLOUDY WITH RAIN SHOWERS LIKELY AND CHANCE OF
THUNDERSTORMS IN THE MORNING, THEN MOSTLY CLOUDY WITH RAIN
SHOWERS AND CHANCE OF THUNDERSTORMS IN THE AFTERNOON. SOME
THUNDERSTORMS MAY BE SEVERE WITH DAMAGING WINDS, LARGE HAIL, AND
HEAVY RAINFALL. HIGHS 60-63. CHANCE OF PRECIPITATION 80 PERCENT.
THURSDAY NIGHT
RAIN SHOWERS AND CHANCE OF THUNDERSTORMS IN THE
EVENING, THEN RAIN SHOWERS LIKELY AFTER MIDNIGHT. SOME
THUNDERSTORMS MAY BE SEVERE WITH DAMAGING WINDS, LARGE HAIL, AND
HEAVY RAINFALL. LOWS 37-39. CHANCE OF PRECIPITATION 90 PERCENT.
FRIDAY
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SHOWERS.
HIGHS 50-53.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS 34-36.
SATURDAY
MOSTLY CLOUDY THEN BECOMING SUNNY IN THE AFTERNOON
THEN BECOMING CLEAR. HIGHS 56-58.
SISKIYOU SUMMIT-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 4
1145 PM PDT WED MAY 27 2026
REST OF TONIGHT
MOSTLY CLOUDY LATE IN THE EVENING THEN
CLEARING. LOWS 43-46.
THURSDAY
PARTLY CLOUDY WITH A CHANCE OF SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS IN THE MORNING, THEN MOSTLY CLOUDY WITH
SHOWERS AND CHANCE OF THUNDERSTORMS IN THE AFTERNOON. SOME
THUNDERSTORMS MAY PRODUCE GUSTY WINDS, SMALL HAIL, AND HEAVY
RAINFALL. HIGHS 59-65. CHANCE OF PRECIPITATION 90 PERCENT.
THURSDAY NIGHT
SHOWERS AND CHANCE OF THUNDERSTORMS IN THE
EVENING, THEN CHANCE OF SHOWERS AFTER MIDNIGHT. SOME
THUNDERSTORMS MAY PRODUCE GUSTY WINDS, SMALL HAIL, AND HEAVY
RAINFALL IN THE EVENING. LOWS 42-47. CHANCE OF PRECIPITATION
90 PERCENT.
FRIDAY
MOSTLY CLOUDY. A 30 PERCENT CHANCE OF SHOWERS IN THE
MORNING. HIGHS 52-58.
FRIDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY
CLOUDY. LOWS 43-44.
SATURDAY
MOSTLY CLOUDY THEN BECOMING SUNNY IN THE AFTERNOON
THEN BECOMING CLEAR. HIGHS 55-61.
BLACK BUTTE SUMMIT-
LOCATION...CALIFORNIA INTERSTATE 5 NEAR MILEPOST 742
1145 PM PDT WED MAY 27 2026
REST OF TONIGHT
MOSTLY CLOUDY LATE IN THE EVENING THEN
CLEARING. A 30 PERCENT CHANCE OF RAIN SHOWERS. LOWS 41-43.
THURSDAY
PARTLY CLOUDY WITH A CHANCE OF SHOWERS IN THE
MORNING, THEN MOSTLY CLOUDY WITH SHOWERS AND CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. SOME THUNDERSTORMS MAY PRODUCE
GUSTY WINDS, SMALL HAIL, AND HEAVY RAINFALL IN THE AFTERNOON.
HIGHS 63-67. CHANCE OF PRECIPITATION 90 PERCENT.
THURSDAY NIGHT
SHOWERS AND CHANCE OF THUNDERSTORMS IN THE
EVENING, THEN SHOWERS AFTER MIDNIGHT. SOME THUNDERSTORMS MAY
PRODUCE GUSTY WINDS, SMALL HAIL, AND HEAVY RAINFALL IN THE
EVENING. LOWS 44-46. CHANCE OF PRECIPITATION 90 PERCENT.
FRIDAY
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF SHOWERS.
HIGHS 59-63.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF
SHOWERS. LOWS 42-44.
SATURDAY
MOSTLY CLOUDY IN THE MORNING, THEN PARTLY CLOUDY WITH
A 20 PERCENT CHANCE OF SHOWERS IN THE AFTERNOON. MOSTLY CLEAR IN
THE EVENING. HIGHS 64-67.
GRASS LAKE/MT HEBRON SUMMIT-
LOCATION...CALIFORNIA HIGHWAY 97 NEAR MILEPOST 20
1145 PM PDT WED MAY 27 2026
REST OF TONIGHT
MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY
AFTER MIDNIGHT THEN BECOMING MOSTLY CLEAR. LOWS 36-37.
THURSDAY
PARTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS AND
SLIGHT CHANCE OF THUNDERSTORMS IN THE MORNING, THEN MOSTLY CLOUDY
WITH RAIN SHOWERS LIKELY AND CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. SOME THUNDERSTORMS MAY PRODUCE GUSTY WINDS, SMALL
HAIL, AND HEAVY RAINFALL. HIGHS 62-64. CHANCE OF PRECIPITATION
70 PERCENT.
THURSDAY NIGHT
CLOUDY. RAIN SHOWERS AND CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN RAIN SHOWERS AFTER MIDNIGHT.
SOME THUNDERSTORMS MAY PRODUCE GUSTY WINDS, SMALL HAIL, AND HEAVY
RAINFALL IN THE EVENING. LOWS AROUND 40. CHANCE OF PRECIPITATION
90 PERCENT.
FRIDAY
MOSTLY CLOUDY. SHOWERS LIKELY IN THE MORNING, THEN
SLIGHT CHANCE OF SHOWERS IN THE AFTERNOON. HIGHS AROUND 60.
CHANCE OF SHOWERS 60 PERCENT.
FRIDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY
CLOUDY. LOWS AROUND 36.
SATURDAY
MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY IN THE
AFTERNOON THEN BECOMING MOSTLY CLEAR. HIGHS 63-64.
WARNER MOUNTAIN SUMMIT-
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 4
1145 PM PDT WED MAY 27 2026
REST OF TONIGHT
PARTLY CLOUDY. LOWS 36-37.
THURSDAY
PARTLY CLOUDY WITH A CHANCE OF THUNDERSTORMS IN THE
MORNING, THEN MOSTLY CLOUDY WITH RAIN SHOWERS LIKELY AND CHANCE
OF THUNDERSTORMS IN THE AFTERNOON. SOME THUNDERSTORMS MAY PRODUCE
GUSTY WINDS, SMALL HAIL, AND HEAVY RAINFALL. HIGHS AROUND 60.
CHANCE OF PRECIPITATION 60 PERCENT.
THURSDAY NIGHT
MOSTLY CLOUDY. RAIN SHOWERS LIKELY AND CHANCE
OF THUNDERSTORMS IN THE EVENING, THEN RAIN SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. SOME THUNDERSTORMS MAY
PRODUCE GUSTY WINDS, SMALL HAIL, AND HEAVY RAINFALL IN THE
EVENING. LOWS AROUND 40. CHANCE OF PRECIPITATION 80 PERCENT.
FRIDAY
SHOWERS. HIGHS 52-53. CHANCE OF SHOWERS 80 PERCENT.
FRIDAY NIGHT
MOSTLY CLOUDY. A 30 PERCENT CHANCE OF SHOWERS IN
THE EVENING. LOWS 37-38.
SATURDAY
MOSTLY CLOUDY IN THE MORNING THEN BECOMING PARTLY
CLOUDY. HIGHS AROUND 60.
CEDAR PASS-
LOCATION...CALIFORNIA HIGHWAY 299 NEAR MILEPOST 51
1145 PM PDT WED MAY 27 2026
REST OF TONIGHT
MOSTLY CLEAR LATE IN THE EVENING THEN BECOMING
PARTLY CLOUDY. LOWS AROUND 37.
THURSDAY
MOSTLY CLOUDY WITH RAIN SHOWERS LIKELY AND CHANCE OF
THUNDERSTORMS. SOME THUNDERSTORMS MAY PRODUCE GUSTY WINDS, SMALL
HAIL, AND HEAVY RAINFALL. HIGHS 52-54. CHANCE OF PRECIPITATION
60 PERCENT.
THURSDAY NIGHT
MOSTLY CLOUDY. RAIN SHOWERS LIKELY AND SLIGHT
CHANCE OF THUNDERSTORMS IN THE EVENING, THEN RAIN SHOWERS AFTER
MIDNIGHT. SOME THUNDERSTORMS MAY PRODUCE GUSTY WINDS, SMALL HAIL,
AND HEAVY RAINFALL IN THE EVENING. LOWS 41-42. CHANCE OF
PRECIPITATION 80 PERCENT.
FRIDAY
SHOWERS LIKELY. HIGHS 47-48. CHANCE OF SHOWERS
70 PERCENT.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF SHOWERS
IN THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. LOWS AROUND
40.
SATURDAY
MOSTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS
54-56.
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