275
FPUS86 KMFR 130939
TVLMFR
FORECAST FOR MOUNTAIN PASSES
NATIONAL WEATHER SERVICE MEDFORD, OR
238 AM PDT SUN SEP 13 2026
CANYON CREEK PASS-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 81
238 AM PDT SUN SEP 13 2026
TODAY
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF RAIN. HIGHS
AROUND 64.
TONIGHT
MOSTLY CLEAR. LOWS AROUND 45.
MONDAY
SUNNY. HIGHS AROUND 72.
MONDAY NIGHT
CLEAR. LOWS AROUND 45.
TUESDAY
MOSTLY CLEAR. HIGHS AROUND 71.
SEXTON SUMMIT-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 69
238 AM PDT SUN SEP 13 2026
TODAY
MOSTLY CLOUDY UNTIL EARLY AFTERNOON THEN BECOMING PARTLY
CLOUDY. A 30 PERCENT CHANCE OF RAIN IN THE MORNING. HIGHS AROUND
59.
TONIGHT
CLEAR. LOWS 42-44.
MONDAY
SUNNY. HIGHS AROUND 69.
MONDAY NIGHT
CLEAR. LOWS 44-45.
TUESDAY
SUNNY IN THE MORNING THEN BECOMING CLEAR. HIGHS AROUND
68.
HAYES HILL SUMMIT-
LOCATION...OREGON HIGHWAY 199 NEAR MILEPOST 16
238 AM PDT SUN SEP 13 2026
TODAY
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF RAIN IN THE
MORNING, THEN PARTLY CLOUDY IN THE AFTERNOON. HIGHS AROUND 69.
TONIGHT
CLEAR. LOWS AROUND 44.
MONDAY
SUNNY. HIGHS AROUND 79.
MONDAY NIGHT
CLEAR. LOWS AROUND 45.
TUESDAY
SUNNY THEN BECOMING MOSTLY CLEAR. HIGHS AROUND 80.
WILLAMETTE PASS-
LOCATION...OREGON HIGHWAY 58 NEAR MILEPOST 62
238 AM PDT SUN SEP 13 2026
TODAY
MOSTLY CLOUDY. RAIN LIKELY IN THE MORNING, THEN CHANCE
OF RAIN IN THE AFTERNOON. HIGHS 47-48. CHANCE OF RAIN 60 PERCENT.
TONIGHT
MOSTLY CLOUDY IN THE EVENING THEN CLEARING. LOWS
33-37.
MONDAY
SUNNY. HIGHS 60-63.
MONDAY NIGHT
MOSTLY CLEAR. LOWS 38-42.
TUESDAY
MOSTLY CLEAR. HIGHS 61-63.
DIAMOND LAKE SUMMIT-
LOCATION...OREGON HIGHWAY 138 NEAR MILEPOST 83
238 AM PDT SUN SEP 13 2026
TODAY
MOSTLY CLOUDY. RAIN AND SNOW LIKELY IN THE MORNING, THEN
CHANCE OF RAIN IN THE AFTERNOON. NO SNOW ACCUMULATION. HIGHS
46-49. CHANCE OF PRECIPITATION 60 PERCENT.
TONIGHT
MOSTLY CLOUDY IN THE EVENING THEN CLEARING. LOWS
30-33.
MONDAY
SUNNY. HIGHS 62-65.
MONDAY NIGHT
CLEAR. LOWS 36-38.
TUESDAY
MOSTLY CLEAR. HIGHS 63-65.
CRATER LAKE-
LOCATION...OREGON HIGHWAY 62 NEAR MILEPOST 65
238 AM PDT SUN SEP 13 2026
TODAY
MOSTLY CLOUDY. CHANCE OF RAIN AND SNOW IN THE MORNING,
THEN SLIGHT CHANCE OF RAIN IN THE AFTERNOON. HIGHS 43-48. CHANCE
OF PRECIPITATION 50 PERCENT.
TONIGHT
MOSTLY CLOUDY IN THE EVENING THEN CLEARING. LOWS
AROUND 30.
MONDAY
SUNNY. HIGHS 60-66.
MONDAY NIGHT
CLEAR. LOWS 36-37.
TUESDAY
MOSTLY CLEAR. HIGHS 61-66.
LAKE OF THE WOODS-
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 33
238 AM PDT SUN SEP 13 2026
TODAY
MOSTLY CLOUDY UNTIL EARLY AFTERNOON THEN BECOMING PARTLY
CLOUDY. A 30 PERCENT CHANCE OF RAIN. HIGHS 51-53.
TONIGHT
MOSTLY CLEAR. LOWS 33-35.
MONDAY
SUNNY. HIGHS 66-68.
MONDAY NIGHT
CLEAR. LOWS AROUND 40.
TUESDAY
SUNNY IN THE MORNING THEN BECOMING MOSTLY CLEAR. HIGHS
AROUND 70.
SISKIYOU SUMMIT-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 4
238 AM PDT SUN SEP 13 2026
TODAY
PARTLY CLOUDY UNTIL EARLY AFTERNOON THEN CLEARING. HIGHS
54-61.
TONIGHT
MOSTLY CLEAR. LOWS AROUND 40.
MONDAY
SUNNY. HIGHS 66-72.
MONDAY NIGHT
CLEAR. LOWS 44-46.
TUESDAY
SUNNY IN THE MORNING THEN BECOMING MOSTLY CLEAR. HIGHS
67-74.
BLACK BUTTE SUMMIT-
LOCATION...CALIFORNIA INTERSTATE 5 NEAR MILEPOST 742
238 AM PDT SUN SEP 13 2026
TODAY
SUNNY. HIGHS 63-65.
TONIGHT
CLEAR. LOWS AROUND 40.
MONDAY
SUNNY. HIGHS 71-74.
MONDAY NIGHT
CLEAR. LOWS 43-45.
TUESDAY
CLEAR. HIGHS 76-79.
GRASS LAKE/MT HEBRON SUMMIT-
LOCATION...CALIFORNIA HIGHWAY 97 NEAR MILEPOST 20
238 AM PDT SUN SEP 13 2026
TODAY
SUNNY. AREAS OF FROST IN THE MORNING. HIGHS 61-62.
TONIGHT
CLEAR. AREAS OF FROST AFTER MIDNIGHT. LOWS 33-34.
MONDAY
SUNNY. HIGHS AROUND 70.
MONDAY NIGHT
CLEAR. LOWS AROUND 39.
TUESDAY
SUNNY THEN BECOMING MOSTLY CLEAR. HIGHS 75-76.
WARNER MOUNTAIN SUMMIT-
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 4
238 AM PDT SUN SEP 13 2026
TODAY
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS 55-57.
TONIGHT
CLEAR. AREAS OF FROST AFTER MIDNIGHT. LOWS 33-34.
MONDAY
SUNNY. HIGHS 64-66.
MONDAY NIGHT
CLEAR. LOWS 37-38.
TUESDAY
SUNNY THEN BECOMING PARTLY CLOUDY. HIGHS AROUND 70.
CEDAR PASS-
LOCATION...CALIFORNIA HIGHWAY 299 NEAR MILEPOST 51
238 AM PDT SUN SEP 13 2026
TODAY
SUNNY. HIGHS 53-56.
TONIGHT
CLEAR. LOWS AROUND 36.
MONDAY
SUNNY. HIGHS 61-64.
MONDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 41.
TUESDAY
SUNNY THEN BECOMING MOSTLY CLEAR. HIGHS 66-69.
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