041
FPUS86 KMFR 230053
TVLMFR
FORECAST FOR MOUNTAIN PASSES
NATIONAL WEATHER SERVICE MEDFORD, OR
553 PM PDT TUE SEP 22 2026
CANYON CREEK PASS-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 81
553 PM PDT TUE SEP 22 2026
TONIGHT
PARTLY CLOUDY THEN BECOMING MOSTLY CLEAR AFTER
MIDNIGHT THEN BECOMING PARTLY CLOUDY. LOWS AROUND 48.
WEDNESDAY
PARTLY CLOUDY IN THE MORNING THEN BECOMING MOSTLY
CLOUDY. HIGHS AROUND 73.
WEDNESDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING
MOSTLY CLOUDY. LOWS AROUND 49.
THURSDAY
PARTLY CLOUDY IN THE MORNING THEN BECOMING MOSTLY
CLOUDY. HIGHS AROUND 79.
THURSDAY NIGHT
MOSTLY CLOUDY. CHANCE OF SHOWERS IN THE
EVENING, THEN SHOWERS AFTER MIDNIGHT. LOWS AROUND 48. CHANCE OF
SHOWERS 80 PERCENT.
FRIDAY
MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY IN THE
AFTERNOON THEN BECOMING MOSTLY CLOUDY. SHOWERS LIKELY IN THE
MORNING, THEN CHANCE OF SHOWERS IN THE AFTERNOON. HIGHS AROUND
59. CHANCE OF SHOWERS 60 PERCENT.
SEXTON SUMMIT-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 69
553 PM PDT TUE SEP 22 2026
TONIGHT
MOSTLY CLEAR. LOWS 46-48.
WEDNESDAY
PARTLY CLOUDY IN THE MORNING THEN BECOMING MOSTLY
CLOUDY. HIGHS AROUND 70.
WEDNESDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING
MOSTLY CLOUDY. LOWS 51-52.
THURSDAY
PARTLY CLOUDY IN THE MORNING THEN BECOMING MOSTLY
CLOUDY. HIGHS 73-75.
THURSDAY NIGHT
MOSTLY CLOUDY. CHANCE OF SHOWERS IN THE
EVENING, THEN SHOWERS AFTER MIDNIGHT. LOWS 48-49. CHANCE OF
SHOWERS 80 PERCENT.
FRIDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY IN THE MORNING, THEN
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS IN THE AFTERNOON.
PARTLY CLOUDY IN THE EVENING. HIGHS AROUND 54. CHANCE OF SHOWERS
60 PERCENT.
HAYES HILL SUMMIT-
LOCATION...OREGON HIGHWAY 199 NEAR MILEPOST 16
553 PM PDT TUE SEP 22 2026
TONIGHT
MOSTLY CLEAR. LOWS AROUND 45.
WEDNESDAY
PARTLY CLOUDY IN THE MORNING THEN BECOMING MOSTLY
CLOUDY. HIGHS AROUND 79.
WEDNESDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING
MOSTLY CLOUDY. LOWS AROUND 48.
THURSDAY
PARTLY CLOUDY IN THE MORNING THEN BECOMING MOSTLY
CLOUDY. HIGHS AROUND 83.
THURSDAY NIGHT
MOSTLY CLOUDY. CHANCE OF SHOWERS IN THE
EVENING, THEN SHOWERS AFTER MIDNIGHT. LOWS AROUND 49. CHANCE OF
SHOWERS 80 PERCENT.
FRIDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY IN THE MORNING, THEN
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS IN THE AFTERNOON.
PARTLY CLOUDY IN THE EVENING. HIGHS AROUND 64. CHANCE OF SHOWERS
60 PERCENT.
WILLAMETTE PASS-
LOCATION...OREGON HIGHWAY 58 NEAR MILEPOST 62
553 PM PDT TUE SEP 22 2026
TONIGHT
MOSTLY CLEAR UNTIL WELL AFTER MIDNIGHT THEN BECOMING
PARTLY CLOUDY. LOWS 40-44.
WEDNESDAY
PARTLY CLOUDY IN THE MORNING THEN BECOMING MOSTLY
CLOUDY. HIGHS 64-67.
WEDNESDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN BECOMING
PARTLY CLOUDY. LOWS 45-49.
THURSDAY
PARTLY CLOUDY. HIGHS 67-71.
THURSDAY NIGHT
MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS IN THE
EVENING, THEN SHOWERS LIKELY AFTER MIDNIGHT. LOWS 40-43. CHANCE
OF SHOWERS 70 PERCENT.
FRIDAY
SHOWERS IN THE MORNING, THEN SHOWERS LIKELY AND SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. SLIGHT CHANCE OF RAIN
IN THE EVENING. HIGHS 45-46. CHANCE OF PRECIPITATION 80 PERCENT.
DIAMOND LAKE SUMMIT-
LOCATION...OREGON HIGHWAY 138 NEAR MILEPOST 83
553 PM PDT TUE SEP 22 2026
TONIGHT
MOSTLY CLEAR. LOWS AROUND 40.
WEDNESDAY
SUNNY IN THE MORNING THEN BECOMING MOSTLY CLOUDY.
HIGHS 65-68.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS 44-45.
THURSDAY
PARTLY CLOUDY. HIGHS AROUND 70.
THURSDAY NIGHT
MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS IN THE
EVENING, THEN SHOWERS LIKELY AFTER MIDNIGHT. LOWS 38-39. CHANCE
OF SHOWERS 70 PERCENT.
FRIDAY
MOSTLY CLOUDY. SHOWERS LIKELY IN THE MORNING, THEN
CHANCE OF SHOWERS IN THE AFTERNOON. HIGHS 45-48. SOUTHWEST WINDS
20 TO 25 MPH IN THE MORNING BECOMING LIGHT. CHANCE OF SHOWERS
70 PERCENT.
CRATER LAKE-
LOCATION...OREGON HIGHWAY 62 NEAR MILEPOST 65
553 PM PDT TUE SEP 22 2026
TONIGHT
MOSTLY CLEAR. LOWS AROUND 40.
WEDNESDAY
SUNNY IN THE MORNING THEN BECOMING MOSTLY CLOUDY.
HIGHS 64-68.
WEDNESDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN BECOMING
PARTLY CLOUDY. LOWS 44-45.
THURSDAY
PARTLY CLOUDY. HIGHS 65-72.
THURSDAY NIGHT
MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS IN THE
EVENING, THEN SHOWERS LIKELY AFTER MIDNIGHT. LOWS 36-38. CHANCE
OF SHOWERS 60 PERCENT.
FRIDAY
MOSTLY CLOUDY. SHOWERS LIKELY IN THE MORNING, THEN
CHANCE OF SHOWERS IN THE AFTERNOON. HIGHS 43-48. SOUTHWEST WINDS
AROUND 20 MPH IN THE MORNING BECOMING LIGHT. CHANCE OF SHOWERS
70 PERCENT.
LAKE OF THE WOODS-
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 33
553 PM PDT TUE SEP 22 2026
TONIGHT
MOSTLY CLEAR. LOWS AROUND 40.
WEDNESDAY
PARTLY CLOUDY IN THE MORNING THEN BECOMING MOSTLY
CLOUDY. HIGHS AROUND 70.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS 46-47.
THURSDAY
PARTLY CLOUDY IN THE MORNING THEN BECOMING MOSTLY
CLOUDY. HIGHS 72-75.
THURSDAY NIGHT
MOSTLY CLOUDY. A 50 PERCENT CHANCE OF SHOWERS
AFTER MIDNIGHT. LOWS 40-42.
FRIDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY IN THE MORNING, THEN
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS IN THE AFTERNOON. PARTLY
CLOUDY IN THE EVENING. HIGHS 50-52. CHANCE OF SHOWERS 60 PERCENT.
SISKIYOU SUMMIT-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 4
553 PM PDT TUE SEP 22 2026
TONIGHT
MOSTLY CLEAR. LOWS 43-46.
WEDNESDAY
PARTLY CLOUDY IN THE MORNING THEN BECOMING MOSTLY
CLOUDY. HIGHS 66-73.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS 51-54.
THURSDAY
PARTLY CLOUDY IN THE MORNING THEN BECOMING MOSTLY
CLOUDY. HIGHS 69-78.
THURSDAY NIGHT
MOSTLY CLOUDY. A 40 PERCENT CHANCE OF SHOWERS
AFTER MIDNIGHT. LOWS 47-49.
FRIDAY
MOSTLY CLOUDY IN THE MORNING THEN BECOMING PARTLY
CLOUDY. A 30 PERCENT CHANCE OF SHOWERS IN THE MORNING. HIGHS
53-60.
BLACK BUTTE SUMMIT-
LOCATION...CALIFORNIA INTERSTATE 5 NEAR MILEPOST 742
553 PM PDT TUE SEP 22 2026
TONIGHT
MOSTLY CLEAR. LOWS 44-47.
WEDNESDAY
PARTLY CLOUDY. HIGHS 77-81.
WEDNESDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN CLEARING.
LOWS 50-53.
THURSDAY
SUNNY IN THE MORNING THEN BECOMING PARTLY CLOUDY.
HIGHS AROUND 80.
THURSDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN PARTLY
CLOUDY WITH A 20 PERCENT CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS
45-47.
FRIDAY
SUNNY THEN BECOMING PARTLY CLOUDY. HIGHS 63-66.
GRASS LAKE/MT HEBRON SUMMIT-
LOCATION...CALIFORNIA HIGHWAY 97 NEAR MILEPOST 20
553 PM PDT TUE SEP 22 2026
TONIGHT
MOSTLY CLEAR. LOWS AROUND 40.
WEDNESDAY
PARTLY CLOUDY. HIGHS 74-75.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS 44-46.
THURSDAY
SUNNY IN THE MORNING THEN BECOMING MOSTLY CLOUDY.
HIGHS 77-79.
THURSDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN PARTLY
CLOUDY WITH A 20 PERCENT CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS
AROUND 40.
FRIDAY
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF SHOWERS IN
THE MORNING, THEN PARTLY CLOUDY IN THE AFTERNOON AND EVENING.
HIGHS 60-62.
WARNER MOUNTAIN SUMMIT-
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 4
553 PM PDT TUE SEP 22 2026
TONIGHT
MOSTLY CLEAR. LOWS 46-47.
WEDNESDAY
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS
73-75.
WEDNESDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN BECOMING
PARTLY CLOUDY. LOWS 51-52.
THURSDAY
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS
74-75. SOUTHWEST WINDS AROUND 20 MPH IN THE AFTERNOON.
THURSDAY NIGHT
MOSTLY CLOUDY. LOWS 48-49.
FRIDAY
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF SHOWERS IN
THE MORNING, THEN MOSTLY CLEAR IN THE AFTERNOON AND EVENING.
HIGHS AROUND 60. SOUTHWEST WINDS AROUND 20 MPH IN THE MORNING
BECOMING LIGHT.
CEDAR PASS-
LOCATION...CALIFORNIA HIGHWAY 299 NEAR MILEPOST 51
553 PM PDT TUE SEP 22 2026
TONIGHT
MOSTLY CLEAR. LOWS 44-45.
WEDNESDAY
SUNNY. HIGHS 70-73.
WEDNESDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN CLEARING.
LOWS AROUND 51.
THURSDAY
SUNNY. HIGHS 71-74. SOUTHWEST WINDS AROUND 20 MPH IN
THE AFTERNOON.
THURSDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 50.
FRIDAY
PARTLY CLOUDY THEN BECOMING SUNNY IN THE AFTERNOON THEN
BECOMING PARTLY CLOUDY. HIGHS AROUND 60. WEST WINDS AROUND 20 MPH
IN THE AFTERNOON BECOMING LIGHT.
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