700
FPUS86 KMFR 110634
TVLMFR
FORECAST FOR MOUNTAIN PASSES
NATIONAL WEATHER SERVICE MEDFORD, OR
1134 PM PDT THU SEP 10 2026
CANYON CREEK PASS-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 81
1134 PM PDT THU SEP 10 2026
REST OF TONIGHT
MOSTLY CLEAR LATE IN THE EVENING THEN BECOMING
PARTLY CLOUDY. LOWS AROUND 49.
FRIDAY
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS
AROUND 74.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 45.
SATURDAY
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 AROUND 63. CHANCE
OF PRECIPITATION 30 PERCENT.
SATURDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY AND SLIGHT
CHANCE OF THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY AFTER
MIDNIGHT. LOWS AROUND 44. CHANCE OF PRECIPITATION 70 PERCENT.
SUNDAY
MOSTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS
AROUND 64.
SEXTON SUMMIT-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 69
1134 PM PDT THU SEP 10 2026
REST OF TONIGHT
MOSTLY CLEAR. LOWS AROUND 52.
FRIDAY
PARTLY CLOUDY IN THE MORNING THEN BECOMING SUNNY. HIGHS
AROUND 72.
FRIDAY NIGHT
CLEAR. LOWS AROUND 45.
SATURDAY
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 55-57. 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
AFTER MIDNIGHT. LOWS 41-42. CHANCE OF PRECIPITATION 50 PERCENT.
SUNDAY
MOSTLY CLOUDY THEN BECOMING SUNNY IN THE AFTERNOON THEN
BECOMING CLEAR. HIGHS AROUND 60.
HAYES HILL SUMMIT-
LOCATION...OREGON HIGHWAY 199 NEAR MILEPOST 16
1134 PM PDT THU SEP 10 2026
REST OF TONIGHT
MOSTLY CLEAR. LOWS AROUND 50.
FRIDAY
SUNNY. HIGHS AROUND 83.
FRIDAY NIGHT
CLEAR. LOWS AROUND 44.
SATURDAY
PARTLY CLOUDY WITH A CHANCE OF SHOWERS IN THE
MORNING, THEN MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 65. CHANCE
OF PRECIPITATION 30 PERCENT.
SATURDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY IN THE
EVENING, THEN PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS AFTER
MIDNIGHT. LOWS AROUND 45. CHANCE OF SHOWERS 60 PERCENT.
SUNDAY
PARTLY CLOUDY THEN BECOMING SUNNY IN THE AFTERNOON THEN
BECOMING CLEAR. HIGHS AROUND 68.
WILLAMETTE PASS-
LOCATION...OREGON HIGHWAY 58 NEAR MILEPOST 62
1134 PM PDT THU SEP 10 2026
REST OF TONIGHT
MOSTLY CLOUDY LATE IN THE EVENING THEN
BECOMING PARTLY CLOUDY. LOWS 42-45.
FRIDAY
SUNNY. HIGHS 62-64.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 37-42.
SATURDAY
PARTLY CLOUDY IN THE MORNING, THEN MOSTLY CLOUDY WITH
A 40 PERCENT CHANCE OF SHOWERS IN THE AFTERNOON. HIGHS 53-54.
SATURDAY NIGHT
SHOWERS IN THE EVENING, THEN SHOWERS LIKELY
AFTER MIDNIGHT. LOWS 36-40. CHANCE OF SHOWERS 90 PERCENT.
SUNDAY
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SHOWERS IN
THE MORNING, THEN PARTLY CLOUDY IN THE AFTERNOON AND EVENING.
HIGHS 47-48.
DIAMOND LAKE SUMMIT-
LOCATION...OREGON HIGHWAY 138 NEAR MILEPOST 83
1134 PM PDT THU SEP 10 2026
REST OF TONIGHT
PARTLY CLOUDY. LOWS AROUND 40.
FRIDAY
SUNNY. HIGHS 63-66.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 35-37.
SATURDAY
SUNNY IN THE MORNING, THEN MOSTLY CLOUDY WITH A
30 PERCENT CHANCE OF SHOWERS IN THE AFTERNOON. HIGHS 52-55.
SOUTHWEST WINDS AROUND 20 MPH IN THE AFTERNOON.
SATURDAY NIGHT
MOSTLY CLOUDY. RAIN AND SNOW SHOWERS IN THE
EVENING, THEN CHANCE OF RAIN AND SNOW SHOWERS AFTER MIDNIGHT.
LOWS 32-35. WEST WINDS 20 TO 25 MPH AFTER MIDNIGHT. CHANCE OF
PRECIPITATION 90 PERCENT.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW SHOWERS IN
THE MORNING, THEN PARTLY CLOUDY IN THE AFTERNOON AND EVENING.
AREAS OF FROST IN THE EVENING. HIGHS AROUND 50. WEST WINDS AROUND
20 MPH IN THE MORNING BECOMING LIGHT. CHANCE OF PRECIPITATION
30 PERCENT.
CRATER LAKE-
LOCATION...OREGON HIGHWAY 62 NEAR MILEPOST 65
1134 PM PDT THU SEP 10 2026
REST OF TONIGHT
PARTLY CLOUDY LATE IN THE EVENING THEN
BECOMING MOSTLY CLEAR. LOWS 38-39.
FRIDAY
SUNNY. HIGHS 60-66.
FRIDAY NIGHT
CLEAR. LOWS 34-35.
SATURDAY
PARTLY CLOUDY IN THE MORNING, THEN MOSTLY CLOUDY WITH
A 30 PERCENT CHANCE OF SHOWERS IN THE AFTERNOON. HIGHS 49-54.
SATURDAY NIGHT
RAIN AND SNOW SHOWERS IN THE EVENING, THEN RAIN
AND SNOW SHOWERS LIKELY AFTER MIDNIGHT. LOWS 29-32. WEST WINDS
AROUND 20 MPH AFTER MIDNIGHT. CHANCE OF PRECIPITATION 80 PERCENT.
SUNDAY
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN AND SNOW
SHOWERS IN THE MORNING, THEN PARTLY CLOUDY IN THE AFTERNOON AND
EVENING. AREAS OF FROST IN THE EVENING. HIGHS 45-50.
LAKE OF THE WOODS-
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 33
1134 PM PDT THU SEP 10 2026
REST OF TONIGHT
MOSTLY CLEAR. LOWS 43-46.
FRIDAY
SUNNY. HIGHS AROUND 70.
FRIDAY NIGHT
CLEAR. LOWS 39-42.
SATURDAY
PARTLY CLOUDY IN THE MORNING, THEN MOSTLY CLOUDY WITH
A 30 PERCENT CHANCE OF SHOWERS IN THE AFTERNOON. HIGHS 55-59.
SATURDAY NIGHT
MOSTLY CLOUDY. SHOWERS LIKELY IN THE EVENING,
THEN CHANCE OF SHOWERS AFTER MIDNIGHT. AREAS OF FROST AFTER
MIDNIGHT. LOWS 32-34. CHANCE OF SHOWERS 70 PERCENT.
SUNDAY
PARTLY CLOUDY IN THE MORNING THEN CLEARING. PATCHY
FROST IN THE MORNING. HIGHS 52-54.
SISKIYOU SUMMIT-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 4
1134 PM PDT THU SEP 10 2026
REST OF TONIGHT
MOSTLY CLEAR. LOWS 50-55.
FRIDAY
SUNNY. HIGHS 70-78.
FRIDAY NIGHT
CLEAR. LOWS 45-47.
SATURDAY
PARTLY CLOUDY IN THE MORNING, THEN MOSTLY CLOUDY WITH
A SLIGHT CHANCE OF SHOWERS IN THE AFTERNOON. HIGHS 58-66.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF
SHOWERS IN THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. LOWS
AROUND 40.
SUNDAY
PARTLY CLOUDY THEN BECOMING SUNNY IN THE AFTERNOON THEN
BECOMING CLEAR. HIGHS 53-60.
BLACK BUTTE SUMMIT-
LOCATION...CALIFORNIA INTERSTATE 5 NEAR MILEPOST 742
1134 PM PDT THU SEP 10 2026
REST OF TONIGHT
CLEAR. LOWS 49-52.
FRIDAY
SUNNY. HIGHS 79-82.
FRIDAY NIGHT
CLEAR. LOWS AROUND 50.
SATURDAY
SUNNY IN THE MORNING THEN BECOMING MOSTLY CLOUDY.
HIGHS 69-72. SOUTHWEST WINDS AROUND 20 MPH IN THE AFTERNOON.
SATURDAY NIGHT
MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS IN THE
EVENING. LOWS AROUND 40.
SUNDAY
SUNNY IN THE MORNING THEN BECOMING CLEAR. HIGHS 61-64.
GRASS LAKE/MT HEBRON SUMMIT-
LOCATION...CALIFORNIA HIGHWAY 97 NEAR MILEPOST 20
1134 PM PDT THU SEP 10 2026
REST OF TONIGHT
CLEAR. LOWS AROUND 44.
FRIDAY
SUNNY. HIGHS 77-78.
FRIDAY NIGHT
CLEAR. LOWS 41-42.
SATURDAY
SUNNY IN THE MORNING THEN BECOMING MOSTLY CLOUDY.
HIGHS 68-69.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF
SHOWERS IN THE EVENING, THEN MOSTLY CLEAR AFTER MIDNIGHT. PATCHY
FROST AFTER MIDNIGHT. LOWS 34-35.
SUNDAY
SUNNY IN THE MORNING THEN BECOMING CLEAR. PATCHY FROST
IN THE MORNING. HIGHS AROUND 60.
WARNER MOUNTAIN SUMMIT-
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 4
1134 PM PDT THU SEP 10 2026
REST OF TONIGHT
MOSTLY CLEAR. LOWS AROUND 46.
FRIDAY
SUNNY. HIGHS 71-73.
FRIDAY NIGHT
CLEAR. LOWS AROUND 46.
SATURDAY
PARTLY CLOUDY. HIGHS 67-68. SOUTHWEST WINDS 20 TO
25 MPH IN THE AFTERNOON.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF
SHOWERS IN THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. AREAS
OF FROST AFTER MIDNIGHT. LOWS 35-36. WEST WINDS 20 TO 25 MPH IN
THE EVENING BECOMING LIGHT.
SUNDAY
PARTLY CLOUDY IN THE MORNING THEN CLEARING. AREAS OF
FROST IN THE MORNING. HIGHS 53-55.
CEDAR PASS-
LOCATION...CALIFORNIA HIGHWAY 299 NEAR MILEPOST 51
1134 PM PDT THU SEP 10 2026
REST OF TONIGHT
MOSTLY CLEAR. LOWS 48-49.
FRIDAY
SUNNY. HIGHS AROUND 70. SOUTHWEST WINDS AROUND 20 MPH
IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 48-49.
SATURDAY
PARTLY CLOUDY. HIGHS 66-69. SOUTHWEST WINDS 20 TO
25 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF
SHOWERS IN THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. LOWS
AROUND 34. WEST WINDS 20 TO 25 MPH.
SUNDAY
SUNNY THEN BECOMING MOSTLY CLEAR. AREAS OF FROST IN THE
MORNING. HIGHS 52-55.
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