747
FPUS86 KMFR 241611
TVLMFR
FORECAST FOR MOUNTAIN PASSES
NATIONAL WEATHER SERVICE MEDFORD, OR
911 AM PDT MON AUG 24 2026
CANYON CREEK PASS-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 81
911 AM PDT MON AUG 24 2026
REST OF TODAY
SUNNY. HIGHS AROUND 95.
TONIGHT
MOSTLY CLEAR. LOWS AROUND 57.
TUESDAY
MOSTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS
AROUND 89.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 53.
WEDNESDAY
PARTLY CLOUDY THEN BECOMING MOSTLY CLEAR. HIGHS
AROUND 85.
SEXTON SUMMIT-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 69
911 AM PDT MON AUG 24 2026
REST OF TODAY
PARTLY CLOUDY LATE IN THE MORNING THEN CLEARING.
HIGHS AROUND 90.
TONIGHT
CLEAR. LOWS 61-62.
TUESDAY
MOSTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS
AROUND 84.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS 56-58.
WEDNESDAY
PARTLY CLOUDY THEN BECOMING MOSTLY CLEAR. HIGHS
AROUND 80.
HAYES HILL SUMMIT-
LOCATION...OREGON HIGHWAY 199 NEAR MILEPOST 16
911 AM PDT MON AUG 24 2026
REST OF TODAY
PARTLY CLOUDY LATE IN THE MORNING THEN BECOMING
SUNNY. HIGHS AROUND 97.
TONIGHT
MOSTLY CLEAR. 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 MOSTLY
CLEAR. HIGHS AROUND 90.
WILLAMETTE PASS-
LOCATION...OREGON HIGHWAY 58 NEAR MILEPOST 62
911 AM PDT MON AUG 24 2026
REST OF TODAY
SUNNY IN THE LATE MORNING AND EARLY AFTERNOON
THEN BECOMING PARTLY CLOUDY. HIGHS 78-83.
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
MOSTLY CLEAR. HIGHS 71-76.
DIAMOND LAKE SUMMIT-
LOCATION...OREGON HIGHWAY 138 NEAR MILEPOST 83
911 AM PDT MON AUG 24 2026
REST OF TODAY
SUNNY THEN BECOMING PARTLY CLOUDY EARLY IN THE
AFTERNOON THEN BECOMING SUNNY. HIGHS AROUND 80.
TONIGHT
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.
CRATER LAKE-
LOCATION...OREGON HIGHWAY 62 NEAR MILEPOST 65
911 AM PDT MON AUG 24 2026
REST OF TODAY
SUNNY THEN BECOMING PARTLY CLOUDY EARLY IN THE
AFTERNOON THEN BECOMING SUNNY. HIGHS 76-81.
TONIGHT
CLEAR. 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.
LAKE OF THE WOODS-
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 33
911 AM PDT MON AUG 24 2026
REST OF TODAY
PARTLY CLOUDY IN THE LATE MORNING AND EARLY
AFTERNOON THEN CLEARING. HIGHS 81-84.
TONIGHT
CLEAR. 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.
SISKIYOU SUMMIT-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 4
911 AM PDT MON AUG 24 2026
REST OF TODAY
SUNNY THEN BECOMING PARTLY CLOUDY EARLY IN THE
AFTERNOON THEN BECOMING SUNNY. HIGHS 80-87.
TONIGHT
MOSTLY CLEAR. 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.
BLACK BUTTE SUMMIT-
LOCATION...CALIFORNIA INTERSTATE 5 NEAR MILEPOST 742
911 AM PDT MON AUG 24 2026
REST OF TODAY
PARTLY CLOUDY LATE IN THE MORNING THEN CLEARING.
HIGHS 82-85. SOUTH WINDS AROUND 20 MPH IN THE AFTERNOON.
TONIGHT
MOSTLY CLEAR. 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 THEN BECOMING PARTLY CLOUDY. HIGHS 82-85.
GRASS LAKE/MT HEBRON SUMMIT-
LOCATION...CALIFORNIA HIGHWAY 97 NEAR MILEPOST 20
911 AM PDT MON AUG 24 2026
REST OF TODAY
PARTLY CLOUDY IN THE LATE MORNING AND EARLY
AFTERNOON THEN BECOMING SUNNY. HIGHS 84-86.
TONIGHT
MOSTLY CLEAR. 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 THEN BECOMING PARTLY CLOUDY. HIGHS 83-85.
WARNER MOUNTAIN SUMMIT-
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 4
911 AM PDT MON AUG 24 2026
REST OF TODAY
PARTLY CLOUDY LATE IN THE MORNING, THEN MOSTLY
CLOUDY WITH A 10 PERCENT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. HIGHS 80-82.
TONIGHT
MOSTLY CLEAR. 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 THEN BECOMING SUNNY IN THE AFTERNOON
THEN BECOMING MOSTLY CLOUDY. HIGHS 80-82.
CEDAR PASS-
LOCATION...CALIFORNIA HIGHWAY 299 NEAR MILEPOST 51
911 AM PDT MON AUG 24 2026
REST OF TODAY
PARTLY CLOUDY LATE IN THE MORNING THEN BECOMING
MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN LATE IN THE MORNING, THEN
CHANCE OF SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. HIGHS 75-78. CHANCE OF PRECIPITATION 30 PERCENT.
TONIGHT
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 THEN BECOMING PARTLY CLOUDY. HIGHS AROUND 80.
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