731
FPUS86 KMFR 032322
TVLMFR
FORECAST FOR MOUNTAIN PASSES
NATIONAL WEATHER SERVICE MEDFORD, OR
421 PM PDT WED SEP 3 2025
CANYON CREEK PASS-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 81
421 PM PDT WED SEP 3 2025
TONIGHT
MOSTLY CLEAR. ISOLATED THUNDERSTORMS IN THE EVENING.
LOWS AROUND 59.
THURSDAY
SUNNY IN THE MORNING THEN BECOMING PARTLY CLOUDY.
AREAS OF SMOKE. HIGHS AROUND 94.
THURSDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN BECOMING
PARTLY CLOUDY. AREAS OF SMOKE IN THE EVENING. LOWS AROUND 58.
FRIDAY
PARTLY CLOUDY. A 20 PERCENT CHANCE OF THUNDERSTORMS IN
THE AFTERNOON. HIGHS AROUND 87.
FRIDAY NIGHT
PARTLY CLOUDY WITH A SLIGHT CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN MOSTLY CLOUDY WITH A SLIGHT
CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS AROUND 56. CHANCE OF
PRECIPITATION 20 PERCENT.
SATURDAY
MOSTLY CLOUDY THEN BECOMING SUNNY IN THE AFTERNOON
THEN BECOMING PARTLY CLOUDY. A 20 PERCENT CHANCE OF SHOWERS IN
THE MORNING. HIGHS AROUND 82.
SEXTON SUMMIT-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 69
421 PM PDT WED SEP 3 2025
TONIGHT
MOSTLY CLEAR. ISOLATED THUNDERSTORMS IN THE EVENING.
LOWS 66-67.
THURSDAY
SUNNY. AREAS OF SMOKE THROUGH THE DAY. HIGHS AROUND
90.
THURSDAY NIGHT
AREAS OF SMOKE IN THE EVENING. MOSTLY CLOUDY
WITH A 20 PERCENT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN
PARTLY CLOUDY AFTER MIDNIGHT. LOWS AROUND 65.
FRIDAY
SUNNY IN THE MORNING, THEN PARTLY CLOUDY WITH A
20 PERCENT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS 83-84.
FRIDAY NIGHT
PARTLY CLOUDY WITH A SLIGHT CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN MOSTLY CLOUDY WITH A SLIGHT
CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS AROUND 60. CHANCE OF
PRECIPITATION 20 PERCENT.
SATURDAY
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF SHOWERS IN
THE MORNING, THEN MOSTLY CLEAR IN THE AFTERNOON AND EVENING.
HIGHS 78-79.
HAYES HILL SUMMIT-
LOCATION...OREGON HIGHWAY 199 NEAR MILEPOST 16
421 PM PDT WED SEP 3 2025
TONIGHT
MOSTLY CLEAR. LOWS AROUND 59.
THURSDAY
SUNNY IN THE MORNING, THEN PARTLY CLOUDY WITH A
20 PERCENT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND
97.
THURSDAY NIGHT
AREAS OF SMOKE IN THE EVENING. PARTLY CLOUDY
WITH A 20 PERCENT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN
MOSTLY CLEAR AFTER MIDNIGHT. LOWS AROUND 59.
FRIDAY
SUNNY IN THE MORNING, THEN PARTLY CLOUDY WITH A
20 PERCENT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND
92.
FRIDAY NIGHT
PARTLY CLOUDY. A 20 PERCENT CHANCE OF
THUNDERSTORMS IN THE EVENING. LOWS AROUND 56.
SATURDAY
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF SHOWERS IN
THE MORNING, THEN MOSTLY CLEAR IN THE AFTERNOON AND EVENING.
HIGHS AROUND 84.
WILLAMETTE PASS-
LOCATION...OREGON HIGHWAY 58 NEAR MILEPOST 62
421 PM PDT WED SEP 3 2025
TONIGHT
PARTLY CLOUDY WITH ISOLATED THUNDERSTORMS IN THE
EVENING, THEN MOSTLY CLEAR AFTER MIDNIGHT. AREAS OF SMOKE THROUGH
THE NIGHT. LOWS 54-57.
THURSDAY
SUNNY. AREAS OF SMOKE THROUGH THE DAY. HIGHS AROUND
80.
THURSDAY NIGHT
PARTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS
IN THE EVENING, THEN SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT.
AREAS OF SMOKE THROUGH THE NIGHT. LOWS 55-57. CHANCE OF
PRECIPITATION 20 PERCENT.
FRIDAY
AREAS OF SMOKE IN THE MORNING. 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. HIGHS 73-76. CHANCE OF PRECIPITATION 40 PERCENT.
FRIDAY NIGHT
MOSTLY CLOUDY. CHANCE OF THUNDERSTORMS IN THE
EVENING, THEN CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS 51-53.
CHANCE OF PRECIPITATION 30 PERCENT.
SATURDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS THROUGH THE DAY.
SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 70.
CHANCE OF PRECIPITATION 30 PERCENT.
DIAMOND LAKE SUMMIT-
LOCATION...OREGON HIGHWAY 138 NEAR MILEPOST 83
421 PM PDT WED SEP 3 2025
TONIGHT
PARTLY CLOUDY EARLY IN THE EVENING THEN BECOMING
MOSTLY CLEAR. ISOLATED THUNDERSTORMS IN THE EVENING. AREAS OF
SMOKE THROUGH THE NIGHT. LOWS 53-54.
THURSDAY
SUNNY IN THE MORNING THEN BECOMING PARTLY CLOUDY.
AREAS OF SMOKE. HIGHS AROUND 80.
THURSDAY NIGHT
PARTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS
IN THE EVENING, THEN SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT.
AREAS OF SMOKE THROUGH THE NIGHT. LOWS 52-53. CHANCE OF
PRECIPITATION 20 PERCENT.
FRIDAY
AREAS OF SMOKE IN THE MORNING. 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. HIGHS 74-78. CHANCE OF PRECIPITATION 40 PERCENT.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF THUNDERSTORMS IN
THE EVENING, THEN PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS
AFTER MIDNIGHT. LOWS AROUND 50. CHANCE OF PRECIPITATION
40 PERCENT.
SATURDAY
PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY IN THE
AFTERNOON THEN BECOMING PARTLY CLOUDY. CHANCE OF SHOWERS. SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON AND EVENING. HIGHS
AROUND 70. CHANCE OF PRECIPITATION 30 PERCENT.
CRATER LAKE-
LOCATION...OREGON HIGHWAY 62 NEAR MILEPOST 65
421 PM PDT WED SEP 3 2025
TONIGHT
PARTLY CLOUDY EARLY IN THE EVENING THEN BECOMING
MOSTLY CLEAR. ISOLATED THUNDERSTORMS IN THE EVENING. AREAS OF
SMOKE THROUGH THE NIGHT. LOWS 50-52.
THURSDAY
SUNNY. AREAS OF SMOKE IN THE MORNING. HIGHS 74-79.
THURSDAY NIGHT
PARTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS
IN THE EVENING, THEN SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT.
AREAS OF SMOKE THROUGH THE NIGHT. LOWS 51-52. CHANCE OF
PRECIPITATION 20 PERCENT.
FRIDAY
PARTLY CLOUDY IN THE MORNING, THEN MOSTLY CLOUDY WITH A
CHANCE OF SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. HIGHS 71-75. CHANCE OF PRECIPITATION 30 PERCENT.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF THUNDERSTORMS IN
THE EVENING, THEN PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS
AFTER MIDNIGHT. LOWS 46-49. CHANCE OF PRECIPITATION 30 PERCENT.
SATURDAY
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS IN THE
MORNING, THEN SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON.
SLIGHT CHANCE OF SHOWERS IN THE EVENING. HIGHS 66-71. CHANCE OF
PRECIPITATION 20 PERCENT.
LAKE OF THE WOODS-
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 33
421 PM PDT WED SEP 3 2025
TONIGHT
MOSTLY CLEAR. ISOLATED THUNDERSTORMS IN THE EVENING.
AREAS OF SMOKE AFTER MIDNIGHT. LOWS 51-55.
THURSDAY
SUNNY IN THE MORNING THEN BECOMING PARTLY CLOUDY.
AREAS OF SMOKE THROUGH THE DAY. HIGHS 80-83.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN MOSTLY CLEAR AFTER MIDNIGHT.
AREAS OF SMOKE THROUGH THE NIGHT. LOWS 51-53.
FRIDAY
PARTLY CLOUDY. AREAS OF SMOKE THROUGH THE DAY. A
20 PERCENT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND
80.
FRIDAY NIGHT
PARTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS IN
THE EVENING, THEN SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS
AROUND 50. CHANCE OF PRECIPITATION 20 PERCENT.
SATURDAY
SUNNY IN THE MORNING, THEN PARTLY CLOUDY WITH A
20 PERCENT CHANCE OF SHOWERS IN THE AFTERNOON AND EVENING. HIGHS
72-74.
SISKIYOU SUMMIT-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 4
421 PM PDT WED SEP 3 2025
TONIGHT
MOSTLY CLEAR. LOWS 58-66.
THURSDAY
SUNNY. A 20 PERCENT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. HIGHS 82-89.
THURSDAY NIGHT
PARTLY CLOUDY. A 20 PERCENT CHANCE OF
THUNDERSTORMS IN THE EVENING. AREAS OF SMOKE THROUGH THE NIGHT.
LOWS 57-62.
FRIDAY
SUNNY IN THE MORNING, THEN PARTLY CLOUDY WITH A
20 PERCENT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. AREAS OF
SMOKE THROUGH THE DAY. HIGHS 78-85.
FRIDAY NIGHT
PARTLY CLOUDY. A 20 PERCENT CHANCE OF
THUNDERSTORMS IN THE EVENING. LOWS 56-59.
SATURDAY
SUNNY THEN BECOMING PARTLY CLOUDY. HIGHS 74-80.
BLACK BUTTE SUMMIT-
LOCATION...CALIFORNIA INTERSTATE 5 NEAR MILEPOST 742
421 PM PDT WED SEP 3 2025
TONIGHT
MOSTLY CLEAR. AREAS OF SMOKE IN THE EVENING. LOWS
56-59.
THURSDAY
SUNNY. AREAS OF SMOKE IN THE AFTERNOON. HIGHS 85-88.
THURSDAY NIGHT
MOSTLY CLEAR. AREAS OF SMOKE IN THE EVENING.
LOWS 53-55.
FRIDAY
SUNNY. AREAS OF SMOKE IN THE AFTERNOON. HIGHS 81-84.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 52-56.
SATURDAY
SUNNY THEN BECOMING PARTLY CLOUDY. HIGHS 75-77.
GRASS LAKE/MT HEBRON SUMMIT-
LOCATION...CALIFORNIA HIGHWAY 97 NEAR MILEPOST 20
421 PM PDT WED SEP 3 2025
TONIGHT
PARTLY CLOUDY EARLY IN THE EVENING THEN CLEARING.
AREAS OF SMOKE IN THE EVENING. LOWS AROUND 50.
THURSDAY
SUNNY IN THE MORNING THEN BECOMING PARTLY CLOUDY.
HIGHS 84-85.
THURSDAY NIGHT
MOSTLY CLEAR IN THE EVENING THEN BECOMING
PARTLY CLOUDY. AREAS OF SMOKE. LOWS AROUND 48.
FRIDAY
SUNNY. AREAS OF SMOKE. HIGHS 81-83.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 48.
SATURDAY
SUNNY THEN BECOMING PARTLY CLOUDY. HIGHS 75-76.
WARNER MOUNTAIN SUMMIT-
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 4
421 PM PDT WED SEP 3 2025
TONIGHT
MOSTLY CLOUDY. ISOLATED THUNDERSTORMS IN THE EVENING.
LOWS 55-57. CHANCE OF THUNDERSTORMS 10 PERCENT.
THURSDAY
PARTLY CLOUDY. HIGHS AROUND 80.
THURSDAY NIGHT
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN MOSTLY CLEAR AFTER MIDNIGHT.
LOWS AROUND 55.
FRIDAY
PARTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 80. CHANCE OF
PRECIPITATION 30 PERCENT.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF THUNDERSTORMS IN
THE EVENING, THEN PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS
AFTER MIDNIGHT. LOWS AROUND 53. CHANCE OF PRECIPITATION
30 PERCENT.
SATURDAY
PARTLY CLOUDY THEN BECOMING SUNNY IN THE AFTERNOON
THEN BECOMING PARTLY CLOUDY. HIGHS 75-76.
CEDAR PASS-
LOCATION...CALIFORNIA HIGHWAY 299 NEAR MILEPOST 51
421 PM PDT WED SEP 3 2025
TONIGHT
MOSTLY CLOUDY WITH ISOLATED THUNDERSTORMS IN THE
EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. LOWS 54-55. CHANCE OF
THUNDERSTORMS 10 PERCENT.
THURSDAY
SUNNY. HIGHS 74-77.
THURSDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN CLEARING.
LOWS 55-56.
FRIDAY AND FRIDAY NIGHT
PARTLY CLOUDY WITH A SLIGHT CHANCE OF
THUNDERSTORMS. HIGHS 73-76. LOWS 54-56.
SATURDAY
PARTLY CLOUDY THEN BECOMING SUNNY IN THE AFTERNOON
THEN BECOMING PARTLY CLOUDY. HIGHS 70-72.
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