400
FPUS86 KMFR 022139
TVLMFR
FORECAST FOR MOUNTAIN PASSES
NATIONAL WEATHER SERVICE MEDFORD, OR
238 PM PDT WED SEP 2 2026
CANYON CREEK PASS-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 81
238 PM PDT WED SEP 2 2026
TONIGHT
MOSTLY CLOUDY. RAIN IN THE EVENING, THEN SLIGHT CHANCE
OF RAIN AFTER MIDNIGHT. LOWS AROUND 46. CHANCE OF RAIN
80 PERCENT.
THURSDAY
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF RAIN. HIGHS
AROUND 63.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF RAIN.
LOWS AROUND 46.
FRIDAY
MOSTLY CLOUDY. RAIN LIKELY IN THE MORNING, THEN SHOWERS
LIKELY AND SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS
AROUND 64. CHANCE OF PRECIPITATION 60 PERCENT.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF RAIN IN
THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. PATCHY FOG AFTER
MIDNIGHT. LOWS AROUND 46.
SATURDAY
PARTLY CLOUDY THEN BECOMING SUNNY IN THE AFTERNOON
THEN BECOMING PARTLY CLOUDY. AREAS OF FOG IN THE MORNING. HIGHS
AROUND 72.
SEXTON SUMMIT-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 69
238 PM PDT WED SEP 2 2026
TONIGHT
MOSTLY CLOUDY UNTIL WELL AFTER MIDNIGHT THEN BECOMING
PARTLY CLOUDY. RAIN IN THE EVENING, THEN SLIGHT CHANCE OF RAIN
AFTER MIDNIGHT. LOWS AROUND 47. CHANCE OF RAIN 80 PERCENT.
THURSDAY
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF RAIN. HIGHS
AROUND 60.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS
46-49.
FRIDAY
MOSTLY CLOUDY. CHANCE OF RAIN IN THE MORNING, THEN
SHOWERS LIKELY AND SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. HIGHS AROUND 60. CHANCE OF PRECIPITATION 60 PERCENT.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF RAIN IN
THE EVENING, THEN MOSTLY CLEAR AFTER MIDNIGHT. LOWS 47-49.
SATURDAY
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS
AROUND 68.
HAYES HILL SUMMIT-
LOCATION...OREGON HIGHWAY 199 NEAR MILEPOST 16
238 PM PDT WED SEP 2 2026
TONIGHT
MOSTLY CLOUDY. RAIN IN THE EVENING, THEN CHANCE OF
RAIN AFTER MIDNIGHT. LOWS AROUND 48. CHANCE OF RAIN 80 PERCENT.
THURSDAY
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF RAIN. HIGHS
AROUND 65.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS
AROUND 44.
FRIDAY
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF RAIN. HIGHS
AROUND 69.
FRIDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY
CLEAR. LOWS AROUND 45.
SATURDAY
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS
AROUND 78.
WILLAMETTE PASS-
LOCATION...OREGON HIGHWAY 58 NEAR MILEPOST 62
238 PM PDT WED SEP 2 2026
TONIGHT
MOSTLY CLOUDY. RAIN SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN CHANCE OF RAIN AFTER MIDNIGHT.
LOWS AROUND 39. CHANCE OF PRECIPITATION 80 PERCENT.
THURSDAY
MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN IN THE MORNING,
THEN RAIN LIKELY AND SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. HIGHS AROUND 50. CHANCE OF PRECIPITATION 60 PERCENT.
THURSDAY NIGHT
MOSTLY CLOUDY. RAIN LIKELY IN THE EVENING, THEN
CHANCE OF RAIN AFTER MIDNIGHT. LOWS 34-36. CHANCE OF RAIN
70 PERCENT.
FRIDAY
MOSTLY CLOUDY WITH SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS. HIGHS AROUND 50. CHANCE OF PRECIPITATION
80 PERCENT.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF RAIN.
AREAS OF FOG IN THE EVENING. PATCHY FOG AFTER MIDNIGHT. LOWS
34-37.
SATURDAY
PARTLY CLOUDY WITH A 30 PERCENT CHANCE OF RAIN. HIGHS
56-60.
DIAMOND LAKE SUMMIT-
LOCATION...OREGON HIGHWAY 138 NEAR MILEPOST 83
238 PM PDT WED SEP 2 2026
TONIGHT
RAIN SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN THE
EVENING, THEN RAIN LIKELY AFTER MIDNIGHT. LOWS 37-38. SOUTHWEST
WINDS AROUND 20 MPH LATE IN THE EVENING BECOMING LIGHT. CHANCE OF
PRECIPITATION NEAR 100 PERCENT.
THURSDAY
MOSTLY CLOUDY. CHANCE OF RAIN IN THE MORNING, THEN
CHANCE OF RAIN SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. HIGHS 46-48. CHANCE OF PRECIPITATION 40 PERCENT.
THURSDAY NIGHT
MOSTLY CLOUDY. RAIN AND SNOW LIKELY IN THE
EVENING, THEN SLIGHT CHANCE OF RAIN AND SNOW AFTER MIDNIGHT. NO
SNOW ACCUMULATION. LOWS AROUND 30. CHANCE OF PRECIPITATION
60 PERCENT.
FRIDAY
MOSTLY CLOUDY. RAIN AND SNOW LIKELY IN THE MORNING,
THEN SHOWERS LIKELY AND SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. HIGHS 47-51. CHANCE OF PRECIPITATION 70 PERCENT.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN BECOMING PARTLY
CLOUDY. A 50 PERCENT CHANCE OF RAIN. AREAS OF FOG IN THE EVENING.
PATCHY FOG AFTER MIDNIGHT. LOWS AROUND 30.
SATURDAY
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN. HIGHS
AROUND 60.
CRATER LAKE-
LOCATION...OREGON HIGHWAY 62 NEAR MILEPOST 65
238 PM PDT WED SEP 2 2026
TONIGHT
RAIN SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN THE
EVENING, THEN RAIN LIKELY AFTER MIDNIGHT. LOWS 36-39. SOUTHWEST
WINDS 20 TO 25 MPH. GUSTS UP TO 40 MPH UNTIL WELL AFTER MIDNIGHT.
CHANCE OF PRECIPITATION NEAR 100 PERCENT.
THURSDAY
MOSTLY CLOUDY. CHANCE OF RAIN IN THE MORNING, THEN
CHANCE OF RAIN SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. HIGHS 44-49. SOUTHWEST WINDS AROUND 20 MPH IN THE
AFTERNOON. CHANCE OF PRECIPITATION 50 PERCENT.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF RAIN
AND SNOW. LOWS 26-29.
FRIDAY
MOSTLY CLOUDY. RAIN AND SNOW LIKELY IN THE MORNING,
THEN SHOWERS LIKELY AND SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. HIGHS 46-51. CHANCE OF PRECIPITATION 60 PERCENT.
FRIDAY NIGHT
PATCHY FOG IN THE EVENING. MOSTLY CLOUDY WITH A
40 PERCENT CHANCE OF RAIN IN THE EVENING, THEN PARTLY CLOUDY
AFTER MIDNIGHT. LOWS AROUND 30.
SATURDAY
SUNNY IN THE MORNING THEN BECOMING PARTLY CLOUDY. A
20 PERCENT CHANCE OF RAIN. HIGHS 56-61.
LAKE OF THE WOODS-
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 33
238 PM PDT WED SEP 2 2026
TONIGHT
RAIN IN THE EVENING, THEN RAIN LIKELY AFTER MIDNIGHT.
LOWS AROUND 40. CHANCE OF RAIN 90 PERCENT.
THURSDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS AND
SLIGHT CHANCE OF THUNDERSTORMS. HIGHS 50-52. CHANCE OF
PRECIPITATION 40 PERCENT.
THURSDAY NIGHT
MOSTLY CLOUDY. A 30 PERCENT CHANCE OF RAIN IN
THE EVENING. LOWS 32-34.
FRIDAY
MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF RAIN. HIGHS
52-56.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF RAIN IN
THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. LOWS 33-36.
SATURDAY
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN. HIGHS
62-65.
SISKIYOU SUMMIT-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 4
238 PM PDT WED SEP 2 2026
TONIGHT
RAIN IN THE EVENING, THEN RAIN LIKELY AFTER MIDNIGHT.
LOWS 44-46. CHANCE OF RAIN NEAR 100 PERCENT.
THURSDAY
MOSTLY CLOUDY. CHANCE OF RAIN IN THE MORNING, THEN
CHANCE OF SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. HIGHS 54-57. CHANCE OF PRECIPITATION 40 PERCENT.
THURSDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN CLEARING.
LOWS 40-43.
FRIDAY
PARTLY CLOUDY IN THE MORNING THEN BECOMING MOSTLY
CLOUDY. A 30 PERCENT CHANCE OF RAIN. HIGHS 54-60.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF RAIN IN
THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. LOWS 40-45.
SATURDAY
SUNNY, THEN PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF
RAIN IN THE EVENING. HIGHS 60-67.
BLACK BUTTE SUMMIT-
LOCATION...CALIFORNIA INTERSTATE 5 NEAR MILEPOST 742
238 PM PDT WED SEP 2 2026
TONIGHT
RAIN IN THE EVENING, THEN RAIN LIKELY AFTER MIDNIGHT.
LOWS 46-47. SOUTHEAST WINDS 20 TO 25 MPH IN THE EVENING BECOMING
LIGHT. CHANCE OF RAIN 80 PERCENT.
THURSDAY
MOSTLY CLOUDY. RAIN LIKELY IN THE MORNING, THEN
CHANCE OF SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. HIGHS 53-57. CHANCE OF PRECIPITATION 60 PERCENT.
THURSDAY NIGHT
PARTLY CLOUDY WITH A 30 PERCENT CHANCE OF RAIN
IN THE EVENING, THEN MOSTLY CLEAR AFTER MIDNIGHT. LOWS 36-39.
FRIDAY
PATCHY FOG IN THE MORNING. PARTLY CLOUDY WITH A SLIGHT
CHANCE OF RAIN. HIGHS 59-62.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF RAIN IN
THE EVENING, THEN MOSTLY CLEAR AFTER MIDNIGHT. LOWS 39-43.
SATURDAY
MOSTLY CLEAR. HIGHS 65-69.
GRASS LAKE/MT HEBRON SUMMIT-
LOCATION...CALIFORNIA HIGHWAY 97 NEAR MILEPOST 20
238 PM PDT WED SEP 2 2026
TONIGHT
CLOUDY WITH RAIN. LOWS AROUND 44. CHANCE OF RAIN
80 PERCENT.
THURSDAY
MOSTLY CLOUDY. RAIN LIKELY IN THE MORNING, THEN
CHANCE OF RAIN SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. HIGHS 53-54. CHANCE OF PRECIPITATION 70 PERCENT.
THURSDAY NIGHT
PARTLY CLOUDY WITH A 30 PERCENT CHANCE OF RAIN
IN THE EVENING, THEN MOSTLY CLEAR AFTER MIDNIGHT. LOWS AROUND 31.
FRIDAY
PARTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS AROUND 60.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF RAIN IN
THE EVENING, THEN MOSTLY CLEAR AFTER MIDNIGHT. PATCHY FOG AFTER
MIDNIGHT. LOWS 32-33.
SATURDAY
SUNNY, THEN PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF
RAIN IN THE EVENING. HIGHS 66-67.
WARNER MOUNTAIN SUMMIT-
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 4
238 PM PDT WED SEP 2 2026
TONIGHT
RAIN. LOWS 42-43. SOUTHWEST WINDS AROUND 20 MPH UNTIL
WELL AFTER MIDNIGHT BECOMING LIGHT. GUSTS UP TO 35 MPH. CHANCE OF
RAIN 80 PERCENT.
THURSDAY
RAIN IN THE MORNING, THEN RAIN SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS 48-49. CHANCE OF
PRECIPITATION NEAR 100 PERCENT.
THURSDAY NIGHT
MOSTLY CLOUDY. RAIN IN THE EVENING, THEN CHANCE
OF RAIN AND SNOW AFTER MIDNIGHT. NO SNOW ACCUMULATION. LOWS
36-37. CHANCE OF PRECIPITATION 80 PERCENT.
FRIDAY
MOSTLY CLOUDY. CHANCE OF RAIN AND SNOW IN THE MORNING,
THEN CHANCE OF RAIN IN THE AFTERNOON. HIGHS 54-56. CHANCE OF
PRECIPITATION 30 PERCENT.
FRIDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY
CLEAR. LOWS 36-37.
SATURDAY
PARTLY CLOUDY THEN BECOMING SUNNY IN THE AFTERNOON
THEN BECOMING PARTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN IN THE
EVENING. HIGHS 61-63.
CEDAR PASS-
LOCATION...CALIFORNIA HIGHWAY 299 NEAR MILEPOST 51
238 PM PDT WED SEP 2 2026
TONIGHT
MOSTLY CLOUDY. CHANCE OF RAIN IN THE EVENING, THEN
RAIN LIKELY AFTER MIDNIGHT. LOWS 42-43. SOUTHWEST WINDS 20 TO
25 MPH WITH GUSTS TO AROUND 40 MPH. CHANCE OF RAIN 60 PERCENT.
THURSDAY
RAIN IN THE MORNING, THEN RAIN SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS 46-48. SOUTHWEST
WINDS AROUND 20 MPH. CHANCE OF PRECIPITATION 90 PERCENT.
THURSDAY NIGHT
MOSTLY CLOUDY. RAIN SHOWERS AND SLIGHT CHANCE
OF THUNDERSTORMS IN THE EVENING, THEN RAIN LIKELY AFTER MIDNIGHT.
LOWS 35-38. CHANCE OF PRECIPITATION 80 PERCENT.
FRIDAY
MOSTLY CLOUDY. CHANCE OF RAIN AND SNOW IN THE MORNING,
THEN CHANCE OF RAIN IN THE AFTERNOON. HIGHS 52-55. CHANCE OF
PRECIPITATION 30 PERCENT.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 38.
SATURDAY
SUNNY THEN BECOMING PARTLY CLOUDY. HIGHS AROUND 60.
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