370
FPUS86 KMFR 150938
TVLMFR
FORECAST FOR MOUNTAIN PASSES
NATIONAL WEATHER SERVICE MEDFORD, OR
238 AM PDT SAT AUG 15 2026
CANYON CREEK PASS-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 81
238 AM PDT SAT AUG 15 2026
TODAY
MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY LATE IN THE
MORNING THEN BECOMING SUNNY THEN BECOMING PARTLY CLOUDY LATE IN
THE AFTERNOON. HIGHS AROUND 82.
TONIGHT
MOSTLY CLOUDY IN THE EVENING THEN CLEARING. LOWS
AROUND 53.
SUNDAY
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS
AROUND 84.
SUNDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN BECOMING PARTLY
CLOUDY. LOWS AROUND 54.
MONDAY
PARTLY CLOUDY THEN CLEARING. HIGHS AROUND 84.
SEXTON SUMMIT-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 69
238 AM PDT SAT AUG 15 2026
TODAY
PARTLY CLOUDY EARLY IN THE MORNING THEN BECOMING SUNNY.
HIGHS 78-79.
TONIGHT
MOSTLY CLOUDY IN THE EVENING THEN CLEARING. LOWS
56-59.
SUNDAY
PARTLY CLOUDY. HIGHS AROUND 81.
SUNDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN BECOMING PARTLY
CLOUDY. LOWS 59-62.
MONDAY
PARTLY CLOUDY THEN CLEARING. HIGHS AROUND 81.
HAYES HILL SUMMIT-
LOCATION...OREGON HIGHWAY 199 NEAR MILEPOST 16
238 AM PDT SAT AUG 15 2026
TODAY
SUNNY UNTIL EARLY AFTERNOON THEN BECOMING PARTLY CLOUDY.
HIGHS AROUND 88.
TONIGHT
MOSTLY CLOUDY IN THE EVENING THEN CLEARING. LOWS
AROUND 54.
SUNDAY
PARTLY CLOUDY. HIGHS AROUND 90.
SUNDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 56.
MONDAY
PARTLY CLOUDY THEN CLEARING. HIGHS AROUND 91.
WILLAMETTE PASS-
LOCATION...OREGON HIGHWAY 58 NEAR MILEPOST 62
238 AM PDT SAT AUG 15 2026
TODAY
PATCHY SMOKE IN THE MORNING. PARTLY CLOUDY WITH A
30 PERCENT CHANCE OF THUNDERSTORMS. HIGHS 67-72.
TONIGHT
MOSTLY CLOUDY. LOWS 47-49.
SUNDAY
SUNNY. HIGHS 71-76.
SUNDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 50.
MONDAY
PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY IN THE
AFTERNOON THEN BECOMING PARTLY CLOUDY. HIGHS 71-76.
DIAMOND LAKE SUMMIT-
LOCATION...OREGON HIGHWAY 138 NEAR MILEPOST 83
238 AM PDT SAT AUG 15 2026
TODAY
SUNNY WITH A SLIGHT CHANCE OF THUNDERSTORMS. HIGHS
70-73.
TONIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY
CLOUDY. LOWS 44-46.
SUNDAY
SUNNY IN THE MORNING THEN BECOMING PARTLY CLOUDY. HIGHS
73-76.
SUNDAY NIGHT
MOSTLY CLOUDY. LOWS 47-49.
MONDAY
MOSTLY CLOUDY THEN CLEARING. HIGHS 73-76.
CRATER LAKE-
LOCATION...OREGON HIGHWAY 62 NEAR MILEPOST 65
238 AM PDT SAT AUG 15 2026
TODAY
PARTLY CLOUDY EARLY IN THE MORNING THEN BECOMING SUNNY.
PATCHY SMOKE IN THE AFTERNOON. HIGHS 68-74.
TONIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY
CLOUDY. LOWS 42-44.
SUNDAY
SUNNY IN THE MORNING THEN BECOMING PARTLY CLOUDY. HIGHS
71-77.
SUNDAY NIGHT
MOSTLY CLOUDY. LOWS 45-47.
MONDAY
MOSTLY CLOUDY THEN CLEARING. HIGHS 71-77.
LAKE OF THE WOODS-
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 33
238 AM PDT SAT AUG 15 2026
TODAY
SUNNY. PATCHY SMOKE. HIGHS 74-77.
TONIGHT
PARTLY CLOUDY. PATCHY SMOKE IN THE EVENING. LOWS
46-49.
SUNDAY
PARTLY CLOUDY. HIGHS AROUND 80.
SUNDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 50.
MONDAY
PARTLY CLOUDY THEN CLEARING. HIGHS 76-79.
SISKIYOU SUMMIT-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 4
238 AM PDT SAT AUG 15 2026
TODAY
SUNNY. PATCHY SMOKE. HIGHS 73-81.
TONIGHT
MOSTLY CLOUDY IN THE EVENING THEN CLEARING. AREAS OF
SMOKE IN THE EVENING, THEN PATCHY SMOKE AFTER MIDNIGHT. LOWS
54-57.
SUNDAY
SUNNY IN THE MORNING THEN BECOMING MOSTLY CLOUDY. HIGHS
75-83.
SUNDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 60.
MONDAY
PARTLY CLOUDY THEN CLEARING. HIGHS 76-83.
BLACK BUTTE SUMMIT-
LOCATION...CALIFORNIA INTERSTATE 5 NEAR MILEPOST 742
238 AM PDT SAT AUG 15 2026
TODAY
SUNNY. HIGHS 76-80.
TONIGHT
PARTLY CLOUDY IN THE EVENING THEN CLEARING. PATCHY
SMOKE AFTER MIDNIGHT. LOWS AROUND 50.
SUNDAY
SUNNY IN THE MORNING THEN BECOMING PARTLY CLOUDY. HIGHS
80-84.
SUNDAY NIGHT
MOSTLY CLOUDY. LOWS 51-54.
MONDAY
PARTLY CLOUDY THEN CLEARING. HIGHS 81-85.
GRASS LAKE/MT HEBRON SUMMIT-
LOCATION...CALIFORNIA HIGHWAY 97 NEAR MILEPOST 20
238 AM PDT SAT AUG 15 2026
TODAY
SUNNY. HIGHS AROUND 80.
TONIGHT
PARTLY CLOUDY IN THE EVENING THEN CLEARING. PATCHY
SMOKE. LOWS 43-44.
SUNDAY
SUNNY IN THE MORNING THEN BECOMING PARTLY CLOUDY. HIGHS
82-83.
SUNDAY NIGHT
MOSTLY CLOUDY. LOWS 46-47.
MONDAY
PARTLY CLOUDY THEN CLEARING. HIGHS 82-84.
WARNER MOUNTAIN SUMMIT-
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 4
238 AM PDT SAT AUG 15 2026
TODAY
PARTLY CLOUDY EARLY IN THE MORNING THEN BECOMING SUNNY.
HIGHS 77-78.
TONIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY
CLEAR. LOWS 47-49.
SUNDAY
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS
AROUND 80.
SUNDAY NIGHT
MOSTLY CLOUDY. LOWS 50-52.
MONDAY
MOSTLY CLOUDY THEN CLEARING. HIGHS AROUND 80.
CEDAR PASS-
LOCATION...CALIFORNIA HIGHWAY 299 NEAR MILEPOST 51
238 AM PDT SAT AUG 15 2026
TODAY
SUNNY. HIGHS 72-75.
TONIGHT
MOSTLY CLEAR IN THE EVENING THEN BECOMING PARTLY
CLOUDY. LOWS AROUND 50.
SUNDAY
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS
74-78.
SUNDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 53.
MONDAY
MOSTLY CLOUDY IN THE MORNING THEN BECOMING PARTLY
CLOUDY. HIGHS 73-76.
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