923
FPUS86 KMFR 272138
TVLMFR
FORECAST FOR MOUNTAIN PASSES
NATIONAL WEATHER SERVICE MEDFORD, OR
238 PM PDT WED MAY 27 2026
CANYON CREEK PASS-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 81
238 PM PDT WED MAY 27 2026
TONIGHT
MOSTLY CLOUDY UNTIL WELL AFTER MIDNIGHT THEN BECOMING
PARTLY CLOUDY. A 50 PERCENT CHANCE OF SHOWERS IN THE EVENING.
LOWS AROUND 48.
THURSDAY
PARTLY CLOUDY WITH A SLIGHT 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 68. CHANCE OF PRECIPITATION 70 PERCENT.
THURSDAY NIGHT
CLOUDY. SHOWERS LIKELY IN THE EVENING, THEN
CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS AROUND 47. CHANCE OF
SHOWERS 60 PERCENT.
FRIDAY
MOSTLY CLOUDY. SHOWERS LIKELY IN THE MORNING, THEN
SLIGHT CHANCE OF SHOWERS IN THE AFTERNOON. HIGHS AROUND 61.
CHANCE OF SHOWERS 60 PERCENT.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 41.
SATURDAY
MOSTLY CLOUDY THEN BECOMING SUNNY IN THE AFTERNOON
THEN BECOMING CLEAR. HIGHS AROUND 63.
SEXTON SUMMIT-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 69
238 PM PDT WED MAY 27 2026
TONIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY IN THE EVENING, THEN
PARTLY CLOUDY AFTER MIDNIGHT. PATCHY DENSE FOG AFTER MIDNIGHT.
LOWS AROUND 50. CHANCE OF SHOWERS 60 PERCENT.
THURSDAY
PATCHY DENSE FOG IN THE MORNING. PARTLY CLOUDY WITH A
SLIGHT 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 67-68. CHANCE OF
PRECIPITATION 60 PERCENT.
THURSDAY NIGHT
CLOUDY. SHOWERS LIKELY IN THE EVENING, THEN
CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS AROUND 49. CHANCE OF
SHOWERS 60 PERCENT.
FRIDAY
MOSTLY CLOUDY. A 30 PERCENT CHANCE OF SHOWERS IN THE
MORNING. HIGHS AROUND 60.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS 43-44.
SATURDAY
MOSTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS
AROUND 60.
HAYES HILL SUMMIT-
LOCATION...OREGON HIGHWAY 199 NEAR MILEPOST 16
238 PM PDT WED MAY 27 2026
TONIGHT
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SHOWERS IN
THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. LOWS AROUND 50.
THURSDAY
PARTLY CLOUDY WITH A SLIGHT 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 70 PERCENT.
THURSDAY NIGHT
MOSTLY CLOUDY. SHOWERS LIKELY IN THE EVENING,
THEN CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS AROUND 49. CHANCE OF
SHOWERS 60 PERCENT.
FRIDAY
MOSTLY CLOUDY. A 20 PERCENT CHANCE OF SHOWERS IN THE
MORNING. HIGHS AROUND 68.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 43.
SATURDAY
MOSTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS
AROUND 69.
WILLAMETTE PASS-
LOCATION...OREGON HIGHWAY 58 NEAR MILEPOST 62
238 PM PDT WED MAY 27 2026
TONIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY AND SLIGHT CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT.
SOME THUNDERSTORMS MAY BE SEVERE WITH GUSTY WINDS, SMALL HAIL,
AND HEAVY RAINFALL. LOWS 43-45. CHANCE OF PRECIPITATION
60 PERCENT.
THURSDAY
MOSTLY CLOUDY. CHANCE OF THUNDERSTORMS IN THE
MORNING, THEN SHOWERS AND CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. SOME THUNDERSTORMS MAY BE SEVERE WITH HEAVY RAINFALL.
HIGHS 62-64. CHANCE OF PRECIPITATION 90 PERCENT.
THURSDAY NIGHT
RAIN SHOWERS LIKELY AND CHANCE OF THUNDERSTORMS
IN THE EVENING, THEN RAIN SHOWERS AFTER MIDNIGHT. SOME
THUNDERSTORMS MAY BE SEVERE WITH HEAVY RAINFALL. LOWS 40-42.
CHANCE OF PRECIPITATION 80 PERCENT.
FRIDAY
MOSTLY CLOUDY. SHOWERS LIKELY IN THE MORNING, THEN
CHANCE OF SHOWERS IN THE AFTERNOON. HIGHS 47-49. CHANCE OF
SHOWERS 60 PERCENT.
FRIDAY NIGHT
MOSTLY CLOUDY. A 20 PERCENT CHANCE OF SHOWERS IN
THE EVENING. LOWS 33-37.
SATURDAY
PARTLY CLOUDY THEN BECOMING SUNNY IN THE AFTERNOON
THEN BECOMING MOSTLY CLEAR. HIGHS 52-53.
DIAMOND LAKE SUMMIT-
LOCATION...OREGON HIGHWAY 138 NEAR MILEPOST 83
238 PM PDT WED MAY 27 2026
TONIGHT
CLOUDY WITH SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS
IN THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. SOME
THUNDERSTORMS MAY BE SEVERE WITH GUSTY WINDS, SMALL HAIL, AND
HEAVY RAINFALL. LOWS AROUND 40. CHANCE OF PRECIPITATION
80 PERCENT.
THURSDAY
MOSTLY CLOUDY. RAIN SHOWERS LIKELY AND CHANCE OF
THUNDERSTORMS IN THE MORNING, THEN RAIN SHOWERS AND CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. SOME THUNDERSTORMS MAY BE SEVERE
WITH HEAVY RAINFALL. HIGHS AROUND 60. CHANCE OF PRECIPITATION
90 PERCENT.
THURSDAY NIGHT
RAIN SHOWERS AND CHANCE OF THUNDERSTORMS IN THE
EVENING, THEN RAIN SHOWERS AFTER MIDNIGHT. SOME THUNDERSTORMS MAY
BE SEVERE WITH HEAVY RAINFALL. LOWS 37-39. CHANCE OF
PRECIPITATION 80 PERCENT.
FRIDAY
MOSTLY CLOUDY. SHOWERS LIKELY IN THE MORNING, THEN
SLIGHT CHANCE OF SHOWERS IN THE AFTERNOON. HIGHS AROUND 50.
CHANCE OF SHOWERS 60 PERCENT.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS 30-32.
SATURDAY
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS
54-56.
CRATER LAKE-
LOCATION...OREGON HIGHWAY 62 NEAR MILEPOST 65
238 PM PDT WED MAY 27 2026
TONIGHT
CLOUDY WITH RAIN SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT.
SOME THUNDERSTORMS MAY BE SEVERE WITH GUSTY WINDS, SMALL HAIL,
AND HEAVY RAINFALL. LOWS AROUND 40. EAST WINDS AROUND 20 MPH IN
THE EVENING BECOMING LIGHT. CHANCE OF PRECIPITATION 90 PERCENT.
THURSDAY
MOSTLY CLOUDY. RAIN SHOWERS LIKELY AND CHANCE OF
THUNDERSTORMS IN THE MORNING, THEN RAIN SHOWERS AND CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. SOME THUNDERSTORMS MAY BE SEVERE
WITH HEAVY RAINFALL. HIGHS 55-59. CHANCE OF PRECIPITATION
90 PERCENT.
THURSDAY NIGHT
RAIN SHOWERS AND CHANCE OF THUNDERSTORMS IN THE
EVENING, THEN RAIN SHOWERS AFTER MIDNIGHT. SOME THUNDERSTORMS MAY
BE SEVERE WITH HEAVY RAINFALL. LOWS 36-39. CHANCE OF
PRECIPITATION 80 PERCENT.
FRIDAY
MOSTLY CLOUDY. SHOWERS LIKELY IN THE MORNING, THEN
SLIGHT CHANCE OF SHOWERS IN THE AFTERNOON. HIGHS 46-51. CHANCE OF
SHOWERS 60 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
238 PM PDT WED MAY 27 2026
TONIGHT
MOSTLY CLOUDY WITH RAIN SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN MOSTLY CLEAR AFTER MIDNIGHT.
SOME THUNDERSTORMS MAY BE SEVERE WITH HEAVY RAINFALL. LOWS AROUND
40. CHANCE OF PRECIPITATION 90 PERCENT.
THURSDAY
PARTLY CLOUDY WITH RAIN SHOWERS LIKELY AND SLIGHT
CHANCE OF THUNDERSTORMS IN THE MORNING, THEN CLOUDY WITH RAIN
SHOWERS AND CHANCE OF THUNDERSTORMS IN THE AFTERNOON. SOME
THUNDERSTORMS MAY BE SEVERE WITH HEAVY RAINFALL. HIGHS 57-58.
CHANCE OF PRECIPITATION 90 PERCENT.
THURSDAY NIGHT
RAIN SHOWERS AND CHANCE OF THUNDERSTORMS IN THE
EVENING, THEN RAIN SHOWERS AFTER MIDNIGHT. SOME THUNDERSTORMS MAY
BE SEVERE WITH HEAVY RAINFALL. 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 52-54. CHANCE OF
SHOWERS 60 PERCENT.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS 34-36.
SATURDAY
MOSTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS
56-58.
SISKIYOU SUMMIT-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 4
238 PM PDT WED MAY 27 2026
TONIGHT
CLOUDY WITH SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS
IN THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. SOME
THUNDERSTORMS MAY PRODUCE GUSTY WINDS, SMALL HAIL, AND HEAVY
RAINFALL IN THE EVENING. LOWS 45-46. CHANCE OF PRECIPITATION
90 PERCENT.
THURSDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS IN THE MORNING, THEN SHOWERS AND CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. SOME THUNDERSTORMS MAY PRODUCE
GUSTY WINDS, SMALL HAIL, AND HEAVY RAINFALL. HIGHS 57-62. CHANCE
OF PRECIPITATION 80 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 44-47. CHANCE OF PRECIPITATION 80 PERCENT.
FRIDAY
MOSTLY CLOUDY. A 40 PERCENT CHANCE OF SHOWERS IN THE
MORNING. HIGHS 53-59.
FRIDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY
CLOUDY. LOWS 42-43.
SATURDAY
MOSTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS
55-61.
BLACK BUTTE SUMMIT-
LOCATION...CALIFORNIA INTERSTATE 5 NEAR MILEPOST 742
238 PM PDT WED MAY 27 2026
TONIGHT
MOSTLY CLOUDY UNTIL WELL AFTER MIDNIGHT THEN BECOMING
PARTLY CLOUDY. CHANCE OF RAIN SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS IN THE EVENING. SOME THUNDERSTORMS MAY PRODUCE
GUSTY WINDS, SMALL HAIL, AND HEAVY RAINFALL IN THE EVENING. LOWS
41-43. CHANCE OF PRECIPITATION 40 PERCENT.
THURSDAY
MOSTLY CLOUDY. CHANCE OF THUNDERSTORMS IN THE
MORNING, THEN SHOWERS LIKELY AND CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. SOME THUNDERSTORMS MAY PRODUCE GUSTY WINDS, SMALL
HAIL, AND HEAVY RAINFALL. HIGHS 59-62. CHANCE OF PRECIPITATION
60 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 45-46. CHANCE OF PRECIPITATION 90 PERCENT.
FRIDAY
MOSTLY CLOUDY. SHOWERS IN THE MORNING, THEN CHANCE OF
SHOWERS IN THE AFTERNOON. HIGHS 60-64. CHANCE OF SHOWERS
80 PERCENT.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF
SHOWERS. LOWS 41-43.
SATURDAY
MOSTLY CLOUDY IN THE MORNING, THEN PARTLY CLOUDY WITH
A SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. PARTLY CLOUDY
IN THE EVENING. HIGHS 63-67.
GRASS LAKE/MT HEBRON SUMMIT-
LOCATION...CALIFORNIA HIGHWAY 97 NEAR MILEPOST 20
238 PM PDT WED MAY 27 2026
TONIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY AFTER
MIDNIGHT. SOME THUNDERSTORMS MAY PRODUCE GUSTY WINDS, SMALL HAIL,
AND HEAVY RAINFALL IN THE EVENING. LOWS 37-38. CHANCE OF
PRECIPITATION 30 PERCENT.
THURSDAY
MOSTLY CLOUDY WITH RAIN SHOWERS LIKELY AND CHANCE OF
THUNDERSTORMS. SOME THUNDERSTORMS MAY PRODUCE GUSTY WINDS, SMALL
HAIL, AND HEAVY RAINFALL. HIGHS 58-59. CHANCE OF PRECIPITATION
60 PERCENT.
THURSDAY NIGHT
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 41-42. 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
238 PM PDT WED MAY 27 2026
TONIGHT
PARTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS AFTER
MIDNIGHT. LOWS 37-38.
THURSDAY
MOSTLY CLOUDY. CHANCE OF THUNDERSTORMS IN THE
MORNING, THEN 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. CHANCE OF SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS IN THE EVENING, THEN SHOWERS LIKELY AFTER
MIDNIGHT. SOME THUNDERSTORMS MAY PRODUCE GUSTY WINDS, SMALL HAIL,
AND HEAVY RAINFALL IN THE EVENING. LOWS AROUND 41. CHANCE OF
PRECIPITATION 60 PERCENT.
FRIDAY
SHOWERS LIKELY. HIGHS 55-56. CHANCE OF SHOWERS
60 PERCENT.
FRIDAY NIGHT
MOSTLY CLOUDY. A 30 PERCENT CHANCE OF SHOWERS IN
THE EVENING. LOWS 37-38.
SATURDAY
PARTLY CLOUDY. HIGHS AROUND 60.
CEDAR PASS-
LOCATION...CALIFORNIA HIGHWAY 299 NEAR MILEPOST 51
238 PM PDT WED MAY 27 2026
TONIGHT
MOSTLY CLEAR IN THE EVENING THEN BECOMING PARTLY
CLOUDY. LOWS AROUND 37.
THURSDAY
MOSTLY CLOUDY. CHANCE OF THUNDERSTORMS IN THE
MORNING, THEN RAIN SHOWERS LIKELY AND CHANCE OF THUNDERSTORMS IN
THE AFTERNOON. SOME THUNDERSTORMS MAY PRODUCE GUSTY WINDS, SMALL
HAIL, AND HEAVY RAINFALL. HIGHS 53-55. CHANCE OF PRECIPITATION
60 PERCENT.
THURSDAY NIGHT
MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS AND
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN RAIN SHOWERS
LIKELY AFTER MIDNIGHT. SOME THUNDERSTORMS MAY PRODUCE GUSTY
WINDS, SMALL HAIL, AND HEAVY RAINFALL IN THE EVENING. LOWS 41-42.
CHANCE OF PRECIPITATION 60 PERCENT.
FRIDAY
MOSTLY CLOUDY. SHOWERS LIKELY IN THE MORNING, THEN
CHANCE OF SHOWERS IN THE AFTERNOON. HIGHS AROUND 50. CHANCE OF
SHOWERS 70 PERCENT.
FRIDAY NIGHT
MOSTLY CLOUDY. A 20 PERCENT CHANCE OF SHOWERS IN
THE EVENING. LOWS AROUND 40.
SATURDAY
MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY IN THE
AFTERNOON THEN BECOMING MOSTLY CLEAR. HIGHS 54-56.
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