345
FPUS86 KMFR 040939
TVLMFR
FORECAST FOR MOUNTAIN PASSES
NATIONAL WEATHER SERVICE MEDFORD, OR
238 AM PDT SUN OCT 4 2026
CANYON CREEK PASS-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 81
238 AM PDT SUN OCT 4 2026
TODAY
PARTLY CLOUDY UNTIL EARLY AFTERNOON THEN BECOMING MOSTLY
CLOUDY. HIGHS AROUND 90.
TONIGHT
MOSTLY CLOUDY IN THE EVENING THEN CLEARING. LOWS
AROUND 57.
MONDAY
SUNNY. HIGHS AROUND 85.
MONDAY NIGHT
CLEAR. LOWS AROUND 51.
TUESDAY
SUNNY THEN BECOMING MOSTLY CLEAR. HIGHS AROUND 84.
SEXTON SUMMIT-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 69
238 AM PDT SUN OCT 4 2026
TODAY
PARTLY CLOUDY UNTIL EARLY AFTERNOON THEN BECOMING MOSTLY
CLOUDY. HIGHS 82-83.
TONIGHT
MOSTLY CLOUDY IN THE EVENING THEN CLEARING. LOWS
AROUND 60.
MONDAY
SUNNY. HIGHS 81-82.
MONDAY NIGHT
CLEAR. LOWS 55-56.
TUESDAY
CLEAR. HIGHS AROUND 81.
HAYES HILL SUMMIT-
LOCATION...OREGON HIGHWAY 199 NEAR MILEPOST 16
238 AM PDT SUN OCT 4 2026
TODAY
PARTLY CLOUDY IN THE MORNING THEN BECOMING MOSTLY
CLOUDY. HIGHS AROUND 93.
TONIGHT
MOSTLY CLOUDY IN THE EVENING THEN CLEARING. LOWS
AROUND 56.
MONDAY
SUNNY. HIGHS AROUND 93.
MONDAY NIGHT
CLEAR. LOWS AROUND 51.
TUESDAY
CLEAR. HIGHS AROUND 92.
WILLAMETTE PASS-
LOCATION...OREGON HIGHWAY 58 NEAR MILEPOST 62
238 AM PDT SUN OCT 4 2026
TODAY
SUNNY UNTIL EARLY AFTERNOON THEN BECOMING MOSTLY CLOUDY.
HIGHS 75-79.
TONIGHT
MOSTLY CLOUDY IN THE EVENING THEN BECOMING PARTLY
CLOUDY. LOWS AROUND 50.
MONDAY
SUNNY. HIGHS 72-76.
MONDAY NIGHT
CLEAR. LOWS 46-50.
TUESDAY
SUNNY THEN BECOMING MOSTLY CLEAR. HIGHS 72-76.
DIAMOND LAKE SUMMIT-
LOCATION...OREGON HIGHWAY 138 NEAR MILEPOST 83
238 AM PDT SUN OCT 4 2026
TODAY
SUNNY THEN BECOMING PARTLY CLOUDY EARLY IN THE AFTERNOON
THEN BECOMING MOSTLY CLOUDY. HIGHS 76-79.
TONIGHT
MOSTLY CLOUDY IN THE EVENING THEN BECOMING PARTLY
CLOUDY. LOWS 45-47.
MONDAY
SUNNY. HIGHS 74-76.
MONDAY NIGHT
MOSTLY CLEAR. LOWS 43-45.
TUESDAY
SUNNY THEN BECOMING MOSTLY CLEAR. HIGHS 74-77.
CRATER LAKE-
LOCATION...OREGON HIGHWAY 62 NEAR MILEPOST 65
238 AM PDT SUN OCT 4 2026
TODAY
SUNNY THEN BECOMING PARTLY CLOUDY EARLY IN THE AFTERNOON
THEN BECOMING MOSTLY CLOUDY. HIGHS 73-79.
TONIGHT
MOSTLY CLOUDY IN THE EVENING THEN BECOMING PARTLY
CLOUDY. LOWS 45-47.
MONDAY
SUNNY. HIGHS 71-77.
MONDAY NIGHT
CLEAR. LOWS 43-45.
TUESDAY
SUNNY THEN BECOMING MOSTLY CLEAR. HIGHS 72-78.
LAKE OF THE WOODS-
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 33
238 AM PDT SUN OCT 4 2026
TODAY
SUNNY THEN BECOMING PARTLY CLOUDY LATE IN THE MORNING
THEN BECOMING MOSTLY CLOUDY. HIGHS 79-82.
TONIGHT
MOSTLY CLOUDY IN THE EVENING THEN CLEARING. LOWS
AROUND 50.
MONDAY
SUNNY. HIGHS AROUND 80.
MONDAY NIGHT
CLEAR. LOWS 46-49.
TUESDAY
CLEAR. HIGHS 79-82.
SISKIYOU SUMMIT-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 4
238 AM PDT SUN OCT 4 2026
TODAY
PARTLY CLOUDY UNTIL EARLY AFTERNOON THEN BECOMING MOSTLY
CLOUDY. HIGHS 76-82.
TONIGHT
MOSTLY CLOUDY IN THE EVENING THEN CLEARING. LOWS
55-61.
MONDAY
SUNNY. HIGHS 77-84.
MONDAY NIGHT
CLEAR. LOWS 54-60.
TUESDAY
CLEAR. HIGHS 77-85.
BLACK BUTTE SUMMIT-
LOCATION...CALIFORNIA INTERSTATE 5 NEAR MILEPOST 742
238 AM PDT SUN OCT 4 2026
TODAY
PARTLY CLOUDY UNTIL EARLY AFTERNOON THEN BECOMING MOSTLY
CLOUDY. HIGHS 83-86.
TONIGHT
MOSTLY CLOUDY IN THE EVENING THEN CLEARING. LOWS
55-58.
MONDAY
SUNNY. HIGHS 83-87.
MONDAY NIGHT
CLEAR. LOWS 53-56.
TUESDAY
CLEAR. HIGHS 84-88.
GRASS LAKE/MT HEBRON SUMMIT-
LOCATION...CALIFORNIA HIGHWAY 97 NEAR MILEPOST 20
238 AM PDT SUN OCT 4 2026
TODAY
SUNNY THEN BECOMING MOSTLY CLOUDY LATE IN THE MORNING
THEN BECOMING PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY LATE IN
THE AFTERNOON. HIGHS 82-83.
TONIGHT
MOSTLY CLOUDY IN THE EVENING THEN CLEARING. LOWS
AROUND 50.
MONDAY
SUNNY. HIGHS 82-84.
MONDAY NIGHT
CLEAR. LOWS AROUND 48.
TUESDAY
CLEAR. HIGHS 83-84.
WARNER MOUNTAIN SUMMIT-
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 4
238 AM PDT SUN OCT 4 2026
TODAY
SUNNY IN THE MORNING THEN BECOMING MOSTLY CLOUDY. HIGHS
80-82.
TONIGHT
MOSTLY CLOUDY. LOWS AROUND 52.
MONDAY
MOSTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS
AROUND 80.
MONDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 49.
TUESDAY
SUNNY THEN BECOMING MOSTLY CLEAR. HIGHS AROUND 80.
CEDAR PASS-
LOCATION...CALIFORNIA HIGHWAY 299 NEAR MILEPOST 51
238 AM PDT SUN OCT 4 2026
TODAY
SUNNY THEN BECOMING PARTLY CLOUDY LATE IN THE MORNING
THEN BECOMING MOSTLY CLOUDY. HIGHS 75-78.
TONIGHT
MOSTLY CLOUDY. LOWS 53-54.
MONDAY
MOSTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS
73-76.
MONDAY NIGHT
MOSTLY CLEAR. LOWS 51-52.
TUESDAY
SUNNY THEN BECOMING MOSTLY CLEAR. HIGHS 74-78.
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