861
FPUS86 KMFR 242138
TVLMFR
FORECAST FOR MOUNTAIN PASSES
NATIONAL WEATHER SERVICE MEDFORD, OR
238 PM PDT MON AUG 24 2026
CANYON CREEK PASS-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 81
238 PM PDT MON AUG 24 2026
TONIGHT
CLEAR UNTIL WELL AFTER MIDNIGHT THEN BECOMING PARTLY
CLOUDY. LOWS AROUND 57.
TUESDAY
MOSTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS
AROUND 89.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 53.
WEDNESDAY
PARTLY CLOUDY. HIGHS AROUND 85.
WEDNESDAY NIGHT
MOSTLY CLEAR IN THE EVENING THEN BECOMING
PARTLY CLOUDY. LOWS AROUND 52.
THURSDAY
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS
AROUND 79.
SEXTON SUMMIT-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 69
238 PM PDT MON AUG 24 2026
TONIGHT
CLEAR UNTIL WELL AFTER MIDNIGHT THEN BECOMING PARTLY
CLOUDY. LOWS 61-62.
TUESDAY
MOSTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS
AROUND 84.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS 56-58.
WEDNESDAY
PARTLY CLOUDY. HIGHS AROUND 80.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS 55-57.
THURSDAY
PARTLY CLOUDY THEN BECOMING SUNNY IN THE AFTERNOON
THEN BECOMING MOSTLY CLEAR. HIGHS 76-77.
HAYES HILL SUMMIT-
LOCATION...OREGON HIGHWAY 199 NEAR MILEPOST 16
238 PM PDT MON AUG 24 2026
TONIGHT
CLEAR UNTIL WELL AFTER MIDNIGHT THEN BECOMING PARTLY
CLOUDY. LOWS AROUND 56.
TUESDAY
MOSTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS
AROUND 92.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 53.
WEDNESDAY
PARTLY CLOUDY IN THE MORNING THEN BECOMING SUNNY.
HIGHS AROUND 90.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 52.
THURSDAY
SUNNY THEN BECOMING MOSTLY CLEAR. HIGHS AROUND 87.
WILLAMETTE PASS-
LOCATION...OREGON HIGHWAY 58 NEAR MILEPOST 62
238 PM PDT MON AUG 24 2026
TONIGHT
MOSTLY CLEAR. LOWS 49-52.
TUESDAY
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS
75-80.
TUESDAY NIGHT
MOSTLY CLEAR IN THE EVENING THEN BECOMING PARTLY
CLOUDY. LOWS AROUND 50.
WEDNESDAY
SUNNY. HIGHS 71-76.
WEDNESDAY NIGHT
MOSTLY CLEAR IN THE EVENING THEN BECOMING
PARTLY CLOUDY. LOWS 45-48.
THURSDAY
SUNNY IN THE MORNING THEN BECOMING CLEAR. HIGHS
67-71.
DIAMOND LAKE SUMMIT-
LOCATION...OREGON HIGHWAY 138 NEAR MILEPOST 83
238 PM PDT MON AUG 24 2026
TONIGHT
MOSTLY CLEAR. LOWS 47-48.
TUESDAY
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS
76-79.
TUESDAY NIGHT
MOSTLY CLEAR IN THE EVENING THEN BECOMING PARTLY
CLOUDY. LOWS 45-47.
WEDNESDAY
SUNNY IN THE MORNING THEN BECOMING PARTLY CLOUDY.
HIGHS 73-75.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS 42-44.
THURSDAY
MOSTLY CLEAR. HIGHS 69-72.
CRATER LAKE-
LOCATION...OREGON HIGHWAY 62 NEAR MILEPOST 65
238 PM PDT MON AUG 24 2026
TONIGHT
CLEAR UNTIL WELL AFTER MIDNIGHT THEN BECOMING PARTLY
CLOUDY. LOWS 45-47.
TUESDAY
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS
73-79.
TUESDAY NIGHT
MOSTLY CLEAR IN THE EVENING THEN BECOMING PARTLY
CLOUDY. LOWS 44-45.
WEDNESDAY
SUNNY IN THE MORNING THEN BECOMING PARTLY CLOUDY.
HIGHS 70-76.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS 41-43.
THURSDAY
SUNNY THEN BECOMING MOSTLY CLEAR. HIGHS 67-73.
LAKE OF THE WOODS-
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 33
238 PM PDT MON AUG 24 2026
TONIGHT
CLEAR UNTIL WELL AFTER MIDNIGHT THEN BECOMING PARTLY
CLOUDY. LOWS 50-53.
TUESDAY
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS
79-82.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 50.
WEDNESDAY
PARTLY CLOUDY. HIGHS AROUND 80.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS 46-48.
THURSDAY
MOSTLY CLEAR. HIGHS 73-76.
SISKIYOU SUMMIT-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 4
238 PM PDT MON AUG 24 2026
TONIGHT
CLEAR UNTIL WELL AFTER MIDNIGHT THEN BECOMING PARTLY
CLOUDY. LOWS 57-61.
TUESDAY
MOSTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS
79-86.
TUESDAY NIGHT
MOSTLY CLEAR IN THE EVENING THEN BECOMING PARTLY
CLOUDY. LOWS 55-58.
WEDNESDAY
PARTLY CLOUDY. HIGHS 77-84.
WEDNESDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING
MOSTLY CLEAR. LOWS 53-55.
THURSDAY
MOSTLY CLEAR. HIGHS 74-81.
BLACK BUTTE SUMMIT-
LOCATION...CALIFORNIA INTERSTATE 5 NEAR MILEPOST 742
238 PM PDT MON AUG 24 2026
TONIGHT
MOSTLY CLEAR UNTIL WELL AFTER MIDNIGHT THEN BECOMING
PARTLY CLOUDY. LOWS 55-59.
TUESDAY
MOSTLY CLOUDY IN THE MORNING THEN BECOMING PARTLY
CLOUDY. HIGHS 81-84.
TUESDAY NIGHT
MOSTLY CLEAR IN THE EVENING THEN BECOMING PARTLY
CLOUDY. LOWS 53-56.
WEDNESDAY
SUNNY. HIGHS 82-85.
WEDNESDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING
MOSTLY CLEAR. LOWS 52-54.
THURSDAY
PARTLY CLOUDY IN THE MORNING THEN BECOMING MOSTLY
CLEAR. HIGHS 81-85.
GRASS LAKE/MT HEBRON SUMMIT-
LOCATION...CALIFORNIA HIGHWAY 97 NEAR MILEPOST 20
238 PM PDT MON AUG 24 2026
TONIGHT
CLEAR UNTIL WELL AFTER MIDNIGHT THEN BECOMING PARTLY
CLOUDY. LOWS 48-49.
TUESDAY
MOSTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS
83-84.
TUESDAY NIGHT
MOSTLY CLEAR IN THE EVENING THEN BECOMING PARTLY
CLOUDY. LOWS 46-47.
WEDNESDAY
SUNNY. HIGHS 83-85.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 45.
THURSDAY
PARTLY CLOUDY IN THE MORNING THEN BECOMING MOSTLY
CLEAR. HIGHS 82-84.
WARNER MOUNTAIN SUMMIT-
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 4
238 PM PDT MON AUG 24 2026
TONIGHT
PARTLY CLOUDY EARLY IN THE EVENING THEN CLEARING. LOWS
52-53.
TUESDAY
PARTLY CLOUDY. HIGHS 81-82.
TUESDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN BECOMING
PARTLY CLOUDY. LOWS 53-54.
WEDNESDAY
PARTLY CLOUDY IN THE MORNING THEN BECOMING SUNNY.
HIGHS 80-82.
WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS 52-53.
THURSDAY
PARTLY CLOUDY THEN CLEARING. HIGHS AROUND 80.
CEDAR PASS-
LOCATION...CALIFORNIA HIGHWAY 299 NEAR MILEPOST 51
238 PM PDT MON AUG 24 2026
TONIGHT
PARTLY CLOUDY EARLY IN THE EVENING THEN BECOMING
MOSTLY CLEAR. LOWS AROUND 54.
TUESDAY
MOSTLY CLOUDY IN THE MORNING THEN BECOMING PARTLY
CLOUDY. HIGHS 76-79.
TUESDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN BECOMING
PARTLY CLOUDY. LOWS 54-55.
WEDNESDAY
SUNNY. HIGHS AROUND 80.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 54.
THURSDAY
PARTLY CLOUDY THEN BECOMING SUNNY IN THE AFTERNOON
THEN BECOMING PARTLY CLOUDY. HIGHS 75-78.
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