172
FPUS86 KMFR 042139
TVLMFR
FORECAST FOR MOUNTAIN PASSES
NATIONAL WEATHER SERVICE MEDFORD, OR
238 PM PDT SUN OCT 4 2026
CANYON CREEK PASS-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 81
238 PM PDT SUN OCT 4 2026
TONIGHT
MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY AFTER
MIDNIGHT THEN BECOMING MOSTLY CLEAR. LOWS AROUND 56.
MONDAY
SUNNY. HIGHS AROUND 85.
MONDAY NIGHT
CLEAR. LOWS AROUND 51.
TUESDAY
SUNNY. HIGHS AROUND 83.
TUESDAY NIGHT
CLEAR. LOWS AROUND 50.
WEDNESDAY
SUNNY IN THE MORNING THEN BECOMING CLEAR. HIGHS
AROUND 85.
SEXTON SUMMIT-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 69
238 PM PDT SUN OCT 4 2026
TONIGHT
MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY AFTER
MIDNIGHT THEN BECOMING MOSTLY CLEAR. LOWS AROUND 60.
MONDAY
SUNNY. HIGHS AROUND 81.
MONDAY NIGHT
CLEAR. LOWS 54-55.
TUESDAY
SUNNY. HIGHS AROUND 80.
TUESDAY NIGHT
CLEAR. LOWS 54-55.
WEDNESDAY
SUNNY IN THE MORNING THEN BECOMING CLEAR. HIGHS
AROUND 81.
HAYES HILL SUMMIT-
LOCATION...OREGON HIGHWAY 199 NEAR MILEPOST 16
238 PM PDT SUN OCT 4 2026
TONIGHT
MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY AFTER
MIDNIGHT THEN BECOMING MOSTLY CLEAR. LOWS AROUND 56.
MONDAY
SUNNY. HIGHS AROUND 93.
MONDAY NIGHT
CLEAR. LOWS AROUND 52.
TUESDAY
SUNNY. HIGHS AROUND 91.
TUESDAY NIGHT
CLEAR. LOWS AROUND 52.
WEDNESDAY
CLEAR. HIGHS AROUND 93.
WILLAMETTE PASS-
LOCATION...OREGON HIGHWAY 58 NEAR MILEPOST 62
238 PM PDT SUN OCT 4 2026
TONIGHT
MOSTLY CLOUDY UNTIL WELL AFTER MIDNIGHT THEN CLEARING.
LOWS AROUND 50.
MONDAY
SUNNY. HIGHS 72-76.
MONDAY NIGHT
MOSTLY CLEAR. LOWS 46-49.
TUESDAY
SUNNY. HIGHS 73-77.
TUESDAY NIGHT
CLEAR. LOWS 46-49.
WEDNESDAY
CLEAR. HIGHS 75-79.
DIAMOND LAKE SUMMIT-
LOCATION...OREGON HIGHWAY 138 NEAR MILEPOST 83
238 PM PDT SUN OCT 4 2026
TONIGHT
MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY AFTER
MIDNIGHT THEN BECOMING MOSTLY CLEAR. LOWS 46-48.
MONDAY
SUNNY. HIGHS 74-76.
MONDAY NIGHT
MOSTLY CLEAR. LOWS 43-45.
TUESDAY
SUNNY. HIGHS 75-78.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS 44-46.
WEDNESDAY
CLEAR. HIGHS 77-79.
CRATER LAKE-
LOCATION...OREGON HIGHWAY 62 NEAR MILEPOST 65
238 PM PDT SUN OCT 4 2026
TONIGHT
MOSTLY CLOUDY IN THE EVENING THEN BECOMING PARTLY
CLOUDY. LOWS 45-47.
MONDAY
SUNNY. HIGHS 71-77.
MONDAY NIGHT
MOSTLY CLEAR. LOWS 43-45.
TUESDAY
SUNNY. HIGHS 73-78.
TUESDAY NIGHT
CLEAR. LOWS 44-46.
WEDNESDAY
CLEAR. HIGHS 74-80.
LAKE OF THE WOODS-
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 33
238 PM PDT SUN OCT 4 2026
TONIGHT
MOSTLY CLOUDY UNTIL WELL AFTER MIDNIGHT THEN CLEARING.
LOWS 49-52.
MONDAY
SUNNY. HIGHS AROUND 80.
MONDAY NIGHT
CLEAR. LOWS 46-49.
TUESDAY
SUNNY. HIGHS 79-82.
TUESDAY NIGHT
CLEAR. LOWS 46-49.
WEDNESDAY
CLEAR. HIGHS 81-83.
SISKIYOU SUMMIT-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 4
238 PM PDT SUN OCT 4 2026
TONIGHT
MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY AFTER
MIDNIGHT THEN BECOMING MOSTLY CLEAR. LOWS 56-62.
MONDAY
SUNNY. HIGHS 78-85.
MONDAY NIGHT
CLEAR. LOWS 54-59.
TUESDAY
SUNNY. HIGHS 78-86.
TUESDAY NIGHT
CLEAR. LOWS 53-60.
WEDNESDAY
CLEAR. HIGHS 80-87.
BLACK BUTTE SUMMIT-
LOCATION...CALIFORNIA INTERSTATE 5 NEAR MILEPOST 742
238 PM PDT SUN OCT 4 2026
TONIGHT
MOSTLY CLOUDY IN THE EVENING THEN BECOMING PARTLY
CLOUDY. LOWS 54-58.
MONDAY
SUNNY. HIGHS 83-87.
MONDAY NIGHT
MOSTLY CLEAR. LOWS 53-56.
TUESDAY
SUNNY. HIGHS 84-88.
TUESDAY NIGHT
CLEAR. LOWS 53-57.
WEDNESDAY
CLEAR. HIGHS 85-89.
GRASS LAKE/MT HEBRON SUMMIT-
LOCATION...CALIFORNIA HIGHWAY 97 NEAR MILEPOST 20
238 PM PDT SUN OCT 4 2026
TONIGHT
MOSTLY CLOUDY IN THE EVENING THEN BECOMING PARTLY
CLOUDY. LOWS AROUND 50.
MONDAY
SUNNY. HIGHS 82-84.
MONDAY NIGHT
MOSTLY CLEAR. LOWS 47-48.
TUESDAY
SUNNY. HIGHS 84-85.
TUESDAY NIGHT
CLEAR. LOWS 48-49.
WEDNESDAY
CLEAR. HIGHS 84-86.
WARNER MOUNTAIN SUMMIT-
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 4
238 PM PDT SUN OCT 4 2026
TONIGHT
MOSTLY CLOUDY UNTIL WELL AFTER MIDNIGHT THEN BECOMING
PARTLY CLOUDY. LOWS 52-53.
MONDAY
SUNNY. HIGHS AROUND 80.
MONDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 49.
TUESDAY
SUNNY. HIGHS AROUND 80.
TUESDAY NIGHT
CLEAR. LOWS AROUND 50.
WEDNESDAY
SUNNY IN THE MORNING THEN BECOMING CLEAR. HIGHS
80-82.
CEDAR PASS-
LOCATION...CALIFORNIA HIGHWAY 299 NEAR MILEPOST 51
238 PM PDT SUN OCT 4 2026
TONIGHT
MOSTLY CLOUDY. LOWS 53-54.
MONDAY
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS
73-77.
MONDAY NIGHT
MOSTLY CLEAR. LOWS 51-52.
TUESDAY
SUNNY. HIGHS 75-78.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS 52-53.
WEDNESDAY
SUNNY IN THE MORNING THEN BECOMING CLEAR. HIGHS
75-79.
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