849
FPUS86 KMFR 252138
TVLMFR
FORECAST FOR MOUNTAIN PASSES
NATIONAL WEATHER SERVICE MEDFORD, OR
238 PM PDT TUE AUG 25 2026
CANYON CREEK PASS-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 81
238 PM PDT TUE AUG 25 2026
TONIGHT
CLEAR UNTIL WELL AFTER MIDNIGHT THEN BECOMING PARTLY
CLOUDY. LOWS AROUND 53.
WEDNESDAY
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS
AROUND 85.
WEDNESDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING
MOSTLY CLOUDY. LOWS AROUND 53.
THURSDAY
MOSTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS
AROUND 79.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 50.
FRIDAY
PARTLY CLOUDY IN THE MORNING THEN BECOMING CLEAR. HIGHS
AROUND 78.
SEXTON SUMMIT-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 69
238 PM PDT TUE AUG 25 2026
TONIGHT
CLEAR UNTIL WELL AFTER MIDNIGHT THEN BECOMING PARTLY
CLOUDY. LOWS 55-56.
WEDNESDAY
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS
AROUND 80.
WEDNESDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN CLEARING.
LOWS 56-57.
THURSDAY
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS
76-77.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS 52-54.
FRIDAY
SUNNY IN THE MORNING THEN BECOMING CLEAR. HIGHS 75-76.
HAYES HILL SUMMIT-
LOCATION...OREGON HIGHWAY 199 NEAR MILEPOST 16
238 PM PDT TUE AUG 25 2026
TONIGHT
MOSTLY CLEAR. LOWS AROUND 51.
WEDNESDAY
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS
AROUND 88.
WEDNESDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN CLEARING.
LOWS AROUND 51.
THURSDAY
PARTLY CLOUDY IN THE MORNING THEN BECOMING SUNNY.
HIGHS AROUND 87.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 50.
FRIDAY
SUNNY IN THE MORNING THEN BECOMING CLEAR. HIGHS AROUND
87.
WILLAMETTE PASS-
LOCATION...OREGON HIGHWAY 58 NEAR MILEPOST 62
238 PM PDT TUE AUG 25 2026
TONIGHT
MOSTLY CLEAR UNTIL WELL AFTER MIDNIGHT THEN BECOMING
PARTLY CLOUDY. LOWS AROUND 50.
WEDNESDAY
PARTLY CLOUDY. HIGHS 71-76.
WEDNESDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN BECOMING
PARTLY CLOUDY. LOWS 45-48.
THURSDAY
SUNNY. HIGHS 67-72.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS 42-45.
FRIDAY
SUNNY THEN BECOMING CLEAR. HIGHS 68-73.
DIAMOND LAKE SUMMIT-
LOCATION...OREGON HIGHWAY 138 NEAR MILEPOST 83
238 PM PDT TUE AUG 25 2026
TONIGHT
MOSTLY CLEAR UNTIL WELL AFTER MIDNIGHT THEN BECOMING
PARTLY CLOUDY. LOWS 44-46.
WEDNESDAY
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS
72-75.
WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS 42-45.
THURSDAY
SUNNY. HIGHS 69-72.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS 40-42.
FRIDAY
SUNNY THEN BECOMING CLEAR. HIGHS 70-73.
CRATER LAKE-
LOCATION...OREGON HIGHWAY 62 NEAR MILEPOST 65
238 PM PDT TUE AUG 25 2026
TONIGHT
MOSTLY CLEAR UNTIL WELL AFTER MIDNIGHT THEN BECOMING
PARTLY CLOUDY. LOWS 42-44.
WEDNESDAY
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS
70-76.
WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS 40-42.
THURSDAY
SUNNY. HIGHS 67-73.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 40.
FRIDAY
SUNNY THEN BECOMING CLEAR. HIGHS 68-74.
LAKE OF THE WOODS-
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 33
238 PM PDT TUE AUG 25 2026
TONIGHT
MOSTLY CLEAR UNTIL WELL AFTER MIDNIGHT THEN BECOMING
PARTLY CLOUDY. LOWS AROUND 50.
WEDNESDAY
PARTLY CLOUDY. HIGHS 76-79.
WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS 45-48.
THURSDAY
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS
74-77.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS 45-47.
FRIDAY
SUNNY THEN BECOMING PARTLY CLOUDY IN THE AFTERNOON THEN
BECOMING CLEAR. HIGHS 74-77.
SISKIYOU SUMMIT-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 4
238 PM PDT TUE AUG 25 2026
TONIGHT
MOSTLY CLEAR IN THE EVENING THEN BECOMING PARTLY
CLOUDY. LOWS 54-58. NORTH WINDS AROUND 20 MPH LATE IN THE EVENING
BECOMING LIGHT.
WEDNESDAY
PARTLY CLOUDY. HIGHS 76-83.
WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS 53-56.
THURSDAY
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS
74-82.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS 51-54.
FRIDAY
MOSTLY CLEAR. HIGHS 74-82.
BLACK BUTTE SUMMIT-
LOCATION...CALIFORNIA INTERSTATE 5 NEAR MILEPOST 742
238 PM PDT TUE AUG 25 2026
TONIGHT
MOSTLY CLEAR UNTIL WELL AFTER MIDNIGHT THEN BECOMING
PARTLY CLOUDY. LOWS 52-56.
WEDNESDAY
SUNNY IN THE MORNING THEN BECOMING PARTLY CLOUDY.
HIGHS 82-86.
WEDNESDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING
MOSTLY CLOUDY. LOWS 51-55.
THURSDAY
SUNNY. HIGHS 83-86.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS 52-54.
FRIDAY
SUNNY IN THE MORNING, THEN SLIGHT CHANCE OF SHOWERS IN
THE AFTERNOON. MOSTLY CLEAR IN THE EVENING. HIGHS 80-84.
GRASS LAKE/MT HEBRON SUMMIT-
LOCATION...CALIFORNIA HIGHWAY 97 NEAR MILEPOST 20
238 PM PDT TUE AUG 25 2026
TONIGHT
MOSTLY CLEAR UNTIL WELL AFTER MIDNIGHT THEN BECOMING
PARTLY CLOUDY. LOWS 45-46.
WEDNESDAY
PARTLY CLOUDY. HIGHS 83-84.
WEDNESDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING
MOSTLY CLOUDY. LOWS AROUND 44.
THURSDAY
SUNNY. HIGHS 82-84.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS 44-45.
FRIDAY
SUNNY IN THE MORNING, THEN SLIGHT CHANCE OF SHOWERS IN
THE AFTERNOON. MOSTLY CLEAR IN THE EVENING. HIGHS 81-82.
WARNER MOUNTAIN SUMMIT-
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 4
238 PM PDT TUE AUG 25 2026
TONIGHT
PARTLY CLOUDY UNTIL WELL AFTER MIDNIGHT THEN CLEARING.
LOWS 53-54.
WEDNESDAY
SUNNY IN THE MORNING THEN BECOMING PARTLY CLOUDY.
HIGHS 81-82. SOUTHWEST WINDS AROUND 20 MPH IN THE AFTERNOON.
WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS 53-54.
THURSDAY
MOSTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS
AROUND 80. SOUTHWEST WINDS AROUND 20 MPH IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS 50-52.
FRIDAY
MOSTLY CLOUDY IN THE MORNING THEN BECOMING PARTLY
CLOUDY. HIGHS 77-79. SOUTHWEST WINDS AROUND 20 MPH IN THE
AFTERNOON BECOMING LIGHT.
CEDAR PASS-
LOCATION...CALIFORNIA HIGHWAY 299 NEAR MILEPOST 51
238 PM PDT TUE AUG 25 2026
TONIGHT
MOSTLY CLOUDY UNTIL WELL AFTER MIDNIGHT THEN BECOMING
PARTLY CLOUDY. LOWS 55-56.
WEDNESDAY
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS
AROUND 80. SOUTHWEST WINDS AROUND 20 MPH IN THE AFTERNOON.
WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS 54-55.
THURSDAY
MOSTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS
76-79. SOUTHWEST WINDS AROUND 20 MPH IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 55.
FRIDAY
MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY. A 30 PERCENT
CHANCE OF SHOWERS. HIGHS 72-75. SOUTHWEST WINDS AROUND 20 MPH IN
THE AFTERNOON BECOMING LIGHT.
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