057
FPUS86 KMFR 052133
TVLMFR
FORECAST FOR MOUNTAIN PASSES
NATIONAL WEATHER SERVICE MEDFORD, OR
233 PM PDT FRI SEP 5 2025
CANYON CREEK PASS-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 81
233 PM PDT FRI SEP 5 2025
TONIGHT
MOSTLY CLEAR IN THE EVENING THEN BECOMING PARTLY
CLOUDY. AREAS OF SMOKE IN THE EVENING. LOWS AROUND 54.
SATURDAY
PARTLY CLOUDY. A 20 PERCENT CHANCE OF THUNDERSTORMS
IN THE AFTERNOON. AREAS OF SMOKE IN THE AFTERNOON. HIGHS AROUND
83.
SATURDAY NIGHT
AREAS OF SMOKE IN THE EVENING. MOSTLY CLOUDY
WITH A CHANCE OF SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN
THE EVENING, THEN PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS
AFTER MIDNIGHT. LOWS AROUND 54. CHANCE OF PRECIPITATION
30 PERCENT.
SUNDAY
PARTLY CLOUDY. A 20 PERCENT CHANCE OF SHOWERS IN THE
AFTERNOON. HIGHS AROUND 80.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF
SHOWERS. LOWS AROUND 55.
MONDAY
CLOUDY. SHOWERS LIKELY IN THE MORNING, THEN SHOWERS AND
CHANCE OF THUNDERSTORMS IN THE AFTERNOON AND EVENING. HIGHS
AROUND 66. CHANCE OF PRECIPITATION 80 PERCENT.
SEXTON SUMMIT-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 69
233 PM PDT FRI SEP 5 2025
TONIGHT
MOSTLY CLEAR. AREAS OF SMOKE. LOWS 57-59.
SATURDAY
SUNNY IN THE MORNING, THEN PARTLY CLOUDY WITH A
20 PERCENT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. AREAS OF
SMOKE THROUGH THE DAY. HIGHS AROUND 80.
SATURDAY NIGHT
PARTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS IN THE EVENING. AREAS OF SMOKE THROUGH
THE NIGHT. LOWS 56-57. CHANCE OF PRECIPITATION 30 PERCENT.
SUNDAY
PARTLY CLOUDY IN THE MORNING THEN BECOMING MOSTLY
CLOUDY. HIGHS 76-77.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF
SHOWERS. LOWS AROUND 55.
MONDAY
SHOWERS LIKELY IN THE MORNING, THEN SHOWERS AND CHANCE
OF THUNDERSTORMS IN THE AFTERNOON AND EVENING. HIGHS AROUND 65.
CHANCE OF PRECIPITATION 90 PERCENT.
HAYES HILL SUMMIT-
LOCATION...OREGON HIGHWAY 199 NEAR MILEPOST 16
233 PM PDT FRI SEP 5 2025
TONIGHT
MOSTLY CLEAR THEN BECOMING PARTLY CLOUDY LATE IN THE
EVENING THEN BECOMING MOSTLY CLEAR. AREAS OF SMOKE IN THE
EVENING. LOWS AROUND 54.
SATURDAY
SUNNY IN THE MORNING, THEN PARTLY CLOUDY WITH A
20 PERCENT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND
88.
SATURDAY NIGHT
PARTLY CLOUDY. A 20 PERCENT CHANCE OF
THUNDERSTORMS IN THE EVENING. LOWS AROUND 52.
SUNDAY
PARTLY CLOUDY IN THE MORNING THEN BECOMING MOSTLY
CLOUDY. HIGHS AROUND 86.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF
SHOWERS. LOWS AROUND 56.
MONDAY
MOSTLY CLOUDY. SHOWERS LIKELY IN THE MORNING, THEN
SHOWERS AND CHANCE OF THUNDERSTORMS IN THE AFTERNOON AND EVENING.
HIGHS AROUND 72. CHANCE OF PRECIPITATION 90 PERCENT.
WILLAMETTE PASS-
LOCATION...OREGON HIGHWAY 58 NEAR MILEPOST 62
233 PM PDT FRI SEP 5 2025
TONIGHT
MOSTLY CLOUDY EARLY IN THE EVENING THEN BECOMING
PARTLY CLOUDY. A 30 PERCENT CHANCE OF THUNDERSTORMS IN THE
EVENING. LOWS 50-53.
SATURDAY
PARTLY CLOUDY IN THE MORNING, THEN MOSTLY CLOUDY WITH
A CHANCE OF SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. AREAS OF SMOKE IN THE AFTERNOON. HIGHS 69-72. CHANCE
OF PRECIPITATION 50 PERCENT.
SATURDAY NIGHT
AREAS OF SMOKE IN THE EVENING. MOSTLY CLOUDY
WITH A CHANCE OF SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN
THE EVENING, THEN PARTLY CLOUDY WITH A CHANCE OF SHOWERS AFTER
MIDNIGHT. LOWS AROUND 50. CHANCE OF PRECIPITATION 40 PERCENT.
SUNDAY
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS IN THE
MORNING, THEN MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. AREAS OF SMOKE THROUGH
THE DAY. HIGHS 64-67. CHANCE OF PRECIPITATION 40 PERCENT.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF
SHOWERS. LOWS 46-48.
MONDAY
SHOWERS LIKELY IN THE MORNING, THEN SHOWERS AND CHANCE
OF THUNDERSTORMS IN THE AFTERNOON AND EVENING. HIGHS 56-57.
CHANCE OF PRECIPITATION 80 PERCENT.
DIAMOND LAKE SUMMIT-
LOCATION...OREGON HIGHWAY 138 NEAR MILEPOST 83
233 PM PDT FRI SEP 5 2025
TONIGHT
MOSTLY CLOUDY THEN BECOMING MOSTLY CLEAR LATE IN THE
EVENING THEN BECOMING PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY
WELL AFTER MIDNIGHT. A 30 PERCENT CHANCE OF THUNDERSTORMS IN THE
EVENING. AREAS OF SMOKE THROUGH THE NIGHT. LOWS AROUND 50.
SATURDAY
PARTLY CLOUDY IN THE MORNING, THEN MOSTLY CLOUDY WITH
A CHANCE OF SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. AREAS OF SMOKE THROUGH THE DAY. HIGHS 70-73. CHANCE OF
PRECIPITATION 30 PERCENT.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY
WITH A SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT. AREAS OF SMOKE
THROUGH THE NIGHT. LOWS 46-48. CHANCE OF PRECIPITATION
40 PERCENT.
SUNDAY
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS IN THE
MORNING, THEN MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. AREAS OF SMOKE THROUGH
THE DAY. HIGHS 67-69. CHANCE OF PRECIPITATION 30 PERCENT.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF
SHOWERS. LOWS 45-47.
MONDAY
SHOWERS LIKELY IN THE MORNING, THEN SHOWERS AND CHANCE
OF THUNDERSTORMS IN THE AFTERNOON AND EVENING. HIGHS 56-58.
CHANCE OF PRECIPITATION 80 PERCENT.
CRATER LAKE-
LOCATION...OREGON HIGHWAY 62 NEAR MILEPOST 65
233 PM PDT FRI SEP 5 2025
TONIGHT
MOSTLY CLEAR WITH A 10 PERCENT CHANCE OF THUNDERSTORMS
IN THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. AREAS OF SMOKE
THROUGH THE NIGHT. LOWS 46-48.
SATURDAY
SUNNY IN THE MORNING, THEN PARTLY CLOUDY WITH A
20 PERCENT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. AREAS OF
SMOKE THROUGH THE DAY. HIGHS 67-72.
SATURDAY NIGHT
AREAS OF SMOKE IN THE EVENING. MOSTLY CLOUDY
WITH A CHANCE OF SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN
THE EVENING, THEN PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS
AFTER MIDNIGHT. LOWS 44-45. CHANCE OF PRECIPITATION 30 PERCENT.
SUNDAY
PARTLY CLOUDY IN THE MORNING THEN BECOMING MOSTLY
CLOUDY. AREAS OF SMOKE IN THE MORNING. A 30 PERCENT CHANCE OF
SHOWERS. HIGHS 64-69.
SUNDAY NIGHT
MOSTLY CLOUDY. A 30 PERCENT CHANCE OF SHOWERS
AFTER MIDNIGHT. LOWS 43-45.
MONDAY
CHANCE OF SHOWERS IN THE MORNING, THEN SHOWERS AND
CHANCE OF THUNDERSTORMS IN THE AFTERNOON AND EVENING. HIGHS
53-58. CHANCE OF PRECIPITATION 80 PERCENT.
LAKE OF THE WOODS-
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 33
233 PM PDT FRI SEP 5 2025
TONIGHT
MOSTLY CLEAR IN THE EVENING THEN BECOMING PARTLY
CLOUDY. AREAS OF SMOKE. LOWS 49-52.
SATURDAY
AREAS OF SMOKE IN THE MORNING. SUNNY IN THE MORNING,
THEN PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF THUNDERSTORMS IN
THE AFTERNOON. HIGHS 74-77.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY
WITH A SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT. AREAS OF SMOKE
THROUGH THE NIGHT. LOWS 47-49. CHANCE OF PRECIPITATION
30 PERCENT.
SUNDAY
AREAS OF SMOKE IN THE MORNING. PARTLY CLOUDY WITH A
20 PERCENT CHANCE OF SHOWERS. HIGHS 70-73.
SUNDAY NIGHT
MOSTLY CLOUDY. A 30 PERCENT CHANCE OF SHOWERS
AFTER MIDNIGHT. LOWS 46-47.
MONDAY
CHANCE OF SHOWERS IN THE MORNING, THEN SHOWERS LIKELY
AND CHANCE OF THUNDERSTORMS IN THE AFTERNOON AND EVENING. HIGHS
AROUND 60. CHANCE OF PRECIPITATION 60 PERCENT.
SISKIYOU SUMMIT-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 4
233 PM PDT FRI SEP 5 2025
TONIGHT
MOSTLY CLEAR THEN BECOMING PARTLY CLOUDY IN THE LATE
EVENING AND EARLY MORNING THEN BECOMING MOSTLY CLEAR. AREAS OF
SMOKE. LOWS 55-59.
SATURDAY
SUNNY IN THE MORNING, THEN PARTLY CLOUDY WITH A
20 PERCENT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. AREAS OF
SMOKE THROUGH THE DAY. HIGHS 74-81.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY
WITH A SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT. AREAS OF SMOKE
THROUGH THE NIGHT. LOWS 54-56. CHANCE OF PRECIPITATION
30 PERCENT.
SUNDAY
PARTLY CLOUDY. AREAS OF SMOKE IN THE MORNING. A
20 PERCENT CHANCE OF SHOWERS IN THE AFTERNOON. HIGHS 70-77.
SUNDAY NIGHT
MOSTLY CLOUDY. A 30 PERCENT CHANCE OF SHOWERS
AFTER MIDNIGHT. LOWS 52-53.
MONDAY
CHANCE OF SHOWERS IN THE MORNING, THEN SHOWERS LIKELY
AND CHANCE OF THUNDERSTORMS IN THE AFTERNOON AND EVENING. HIGHS
59-65. CHANCE OF PRECIPITATION 60 PERCENT.
BLACK BUTTE SUMMIT-
LOCATION...CALIFORNIA INTERSTATE 5 NEAR MILEPOST 742
233 PM PDT FRI SEP 5 2025
TONIGHT
MOSTLY CLEAR. LOWS 51-55.
SATURDAY
SUNNY IN THE MORNING THEN BECOMING PARTLY CLOUDY.
HIGHS 76-79.
SATURDAY NIGHT
MOSTLY CLEAR. AREAS OF SMOKE AFTER MIDNIGHT.
LOWS 50-54.
SUNDAY
SUNNY IN THE MORNING THEN BECOMING PARTLY CLOUDY. HIGHS
74-76.
SUNDAY NIGHT
MOSTLY CLOUDY. A 20 PERCENT CHANCE OF SHOWERS
AFTER MIDNIGHT. LOWS 48-52.
MONDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS THROUGH THE DAY.
SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS 64-66.
CHANCE OF PRECIPITATION 50 PERCENT.
GRASS LAKE/MT HEBRON SUMMIT-
LOCATION...CALIFORNIA HIGHWAY 97 NEAR MILEPOST 20
233 PM PDT FRI SEP 5 2025
TONIGHT
CLEAR THEN BECOMING PARTLY CLOUDY IN THE LATE EVENING
AND EARLY MORNING THEN BECOMING MOSTLY CLEAR. AREAS OF SMOKE
THROUGH THE NIGHT. LOWS AROUND 46.
SATURDAY
SUNNY IN THE MORNING THEN BECOMING PARTLY CLOUDY.
AREAS OF SMOKE IN THE MORNING. HIGHS 77-79.
SATURDAY NIGHT
MOSTLY CLEAR. AREAS OF SMOKE THROUGH THE NIGHT.
LOWS AROUND 44.
SUNDAY
SUNNY IN THE MORNING THEN BECOMING PARTLY CLOUDY. AREAS
OF SMOKE IN THE MORNING. HIGHS 75-76.
SUNDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN PARTLY CLOUDY
WITH A 20 PERCENT CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS AROUND
44.
MONDAY
PARTLY CLOUDY IN THE MORNING THEN BECOMING MOSTLY
CLOUDY. CHANCE OF SHOWERS THROUGH THE DAY. SLIGHT CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS 63-65. CHANCE OF
PRECIPITATION 50 PERCENT.
WARNER MOUNTAIN SUMMIT-
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 4
233 PM PDT FRI SEP 5 2025
TONIGHT
PARTLY CLOUDY. A 10 PERCENT CHANCE OF THUNDERSTORMS IN
THE EVENING. LOWS 51-52.
SATURDAY
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS
76-77.
SATURDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN CLEARING.
LOWS 48-49.
SUNDAY
SUNNY. HIGHS 72-74.
SUNDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 47.
MONDAY
PARTLY CLOUDY. A 20 PERCENT CHANCE OF SHOWERS IN THE
EVENING. HIGHS 67-68. SOUTHWEST WINDS AROUND 20 MPH IN THE
AFTERNOON BECOMING LIGHT.
CEDAR PASS-
LOCATION...CALIFORNIA HIGHWAY 299 NEAR MILEPOST 51
233 PM PDT FRI SEP 5 2025
TONIGHT
PARTLY CLOUDY WITH A SLIGHT CHANCE OF THUNDERSTORMS IN
THE EVENING, THEN MOSTLY CLEAR AFTER MIDNIGHT. LOWS 53-54.
SATURDAY
SUNNY IN THE MORNING THEN BECOMING PARTLY CLOUDY.
HIGHS 71-74.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 49.
SUNDAY
SUNNY IN THE MORNING THEN BECOMING PARTLY CLOUDY. HIGHS
AROUND 70.
SUNDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN BECOMING PARTLY
CLOUDY. LOWS AROUND 48.
MONDAY
PARTLY CLOUDY. HIGHS 61-64. SOUTHWEST WINDS AROUND
20 MPH IN THE AFTERNOON BECOMING LIGHT.
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