118
FPUS86 KMFR 190939
TVLMFR
FORECAST FOR MOUNTAIN PASSES
NATIONAL WEATHER SERVICE MEDFORD, OR
239 AM PDT WED AUG 19 2026
CANYON CREEK PASS-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 81
239 AM PDT WED AUG 19 2026
TODAY
SUNNY. HIGHS AROUND 86.
TONIGHT
CLEAR. LOWS AROUND 55.
THURSDAY
SUNNY. HIGHS AROUND 90.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 57.
FRIDAY
MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY IN THE
AFTERNOON THEN BECOMING MOSTLY CLEAR. HIGHS AROUND 85.
SEXTON SUMMIT-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 69
239 AM PDT WED AUG 19 2026
TODAY
SUNNY. HIGHS 83-84.
TONIGHT
CLEAR. LOWS AROUND 60.
THURSDAY
SUNNY. HIGHS 87-89.
THURSDAY NIGHT
MOSTLY CLEAR IN THE EVENING THEN BECOMING
PARTLY CLOUDY. LOWS 61-63.
FRIDAY
MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY IN THE
AFTERNOON THEN BECOMING MOSTLY CLEAR. HIGHS AROUND 82.
HAYES HILL SUMMIT-
LOCATION...OREGON HIGHWAY 199 NEAR MILEPOST 16
239 AM PDT WED AUG 19 2026
TODAY
SUNNY. HIGHS AROUND 94.
TONIGHT
CLEAR. LOWS AROUND 56.
THURSDAY
SUNNY. HIGHS AROUND 96.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 57.
FRIDAY
MOSTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS
AROUND 91.
WILLAMETTE PASS-
LOCATION...OREGON HIGHWAY 58 NEAR MILEPOST 62
239 AM PDT WED AUG 19 2026
TODAY
PARTLY CLOUDY EARLY IN THE MORNING THEN CLEARING. HIGHS
78-83.
TONIGHT
MOSTLY CLEAR. LOWS 52-54.
THURSDAY
SUNNY. HIGHS 78-84.
THURSDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING
MOSTLY CLOUDY. LOWS 54-56.
FRIDAY
MOSTLY CLOUDY. A 30 PERCENT CHANCE OF THUNDERSTORMS IN
THE EVENING. HIGHS 75-80.
DIAMOND LAKE SUMMIT-
LOCATION...OREGON HIGHWAY 138 NEAR MILEPOST 83
239 AM PDT WED AUG 19 2026
TODAY
PARTLY CLOUDY EARLY IN THE MORNING THEN CLEARING. HIGHS
80-83.
TONIGHT
MOSTLY CLEAR. LOWS 50-52.
THURSDAY
SUNNY. HIGHS 80-83.
THURSDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING
MOSTLY CLOUDY. LOWS 52-55.
FRIDAY
MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY. HIGHS 76-79.
CRATER LAKE-
LOCATION...OREGON HIGHWAY 62 NEAR MILEPOST 65
239 AM PDT WED AUG 19 2026
TODAY
PARTLY CLOUDY EARLY IN THE MORNING THEN CLEARING. HIGHS
79-85.
TONIGHT
CLEAR. LOWS AROUND 50.
THURSDAY
SUNNY. HIGHS 78-84.
THURSDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING
MOSTLY CLOUDY. LOWS 50-52.
FRIDAY
MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY. HIGHS 74-80.
LAKE OF THE WOODS-
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 33
239 AM PDT WED AUG 19 2026
TODAY
PARTLY CLOUDY EARLY IN THE MORNING THEN CLEARING. HIGHS
84-87.
TONIGHT
CLEAR. LOWS 51-53.
THURSDAY
SUNNY. HIGHS 84-86.
THURSDAY NIGHT
MOSTLY CLOUDY. LOWS 53-56.
FRIDAY
MOSTLY CLOUDY THEN CLEARING. HIGHS 80-82.
SISKIYOU SUMMIT-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 4
239 AM PDT WED AUG 19 2026
TODAY
PARTLY CLOUDY EARLY IN THE MORNING THEN BECOMING SUNNY.
HIGHS 82-89.
TONIGHT
CLEAR. LOWS 59-62.
THURSDAY
SUNNY. HIGHS 83-90.
THURSDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING
MOSTLY CLOUDY. LOWS 62-66.
FRIDAY
MOSTLY CLOUDY THEN CLEARING. HIGHS 78-85.
BLACK BUTTE SUMMIT-
LOCATION...CALIFORNIA INTERSTATE 5 NEAR MILEPOST 742
239 AM PDT WED AUG 19 2026
TODAY
SUNNY. HIGHS 88-92.
TONIGHT
CLEAR. LOWS 57-61.
THURSDAY
SUNNY. HIGHS 86-90.
THURSDAY NIGHT
MOSTLY CLOUDY. LOWS 59-64.
FRIDAY
MOSTLY CLOUDY THEN CLEARING. HIGHS 81-85. SOUTH WINDS
AROUND 20 MPH IN THE AFTERNOON BECOMING LIGHT.
GRASS LAKE/MT HEBRON SUMMIT-
LOCATION...CALIFORNIA HIGHWAY 97 NEAR MILEPOST 20
239 AM PDT WED AUG 19 2026
TODAY
SUNNY. HIGHS AROUND 90.
TONIGHT
CLEAR. LOWS AROUND 50.
THURSDAY
SUNNY. HIGHS AROUND 90.
THURSDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 53.
FRIDAY
MOSTLY CLOUDY THEN CLEARING. HIGHS 84-85.
WARNER MOUNTAIN SUMMIT-
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 4
239 AM PDT WED AUG 19 2026
TODAY
MOSTLY CLOUDY EARLY IN THE MORNING THEN CLEARING. HIGHS
87-88.
TONIGHT
MOSTLY CLEAR. LOWS 54-55.
THURSDAY
SUNNY. HIGHS 85-86.
THURSDAY NIGHT
MOSTLY CLOUDY. LOWS 57-58.
FRIDAY
MOSTLY CLOUDY. HIGHS 83-84.
CEDAR PASS-
LOCATION...CALIFORNIA HIGHWAY 299 NEAR MILEPOST 51
239 AM PDT WED AUG 19 2026
TODAY
MOSTLY CLOUDY EARLY IN THE MORNING THEN CLEARING. HIGHS
82-85.
TONIGHT
CLEAR. LOWS AROUND 56.
THURSDAY
SUNNY IN THE MORNING THEN BECOMING PARTLY CLOUDY.
HIGHS 80-83.
THURSDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 58.
FRIDAY
MOSTLY CLOUDY. HIGHS 79-82.
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