711
FPUS86 KMFR 102139
TVLMFR
FORECAST FOR MOUNTAIN PASSES
NATIONAL WEATHER SERVICE MEDFORD, OR
239 PM PDT SUN MAY 10 2026
CANYON CREEK PASS-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 81
239 PM PDT SUN MAY 10 2026
TONIGHT
PARTLY CLOUDY. LOWS AROUND 43.
MONDAY
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS
AROUND 80.
MONDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN CLEARING. LOWS
AROUND 51.
TUESDAY
PARTLY CLOUDY IN THE MORNING THEN BECOMING SUNNY.
HIGHS AROUND 86.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 50.
WEDNESDAY
MOSTLY CLOUDY IN THE MORNING THEN BECOMING PARTLY
CLOUDY. SLIGHT CHANCE OF SHOWERS. HIGHS AROUND 73.
SEXTON SUMMIT-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 69
239 PM PDT SUN MAY 10 2026
TONIGHT
PARTLY CLOUDY IN THE EVENING THEN CLEARING. LOWS
AROUND 47.
MONDAY
PARTLY CLOUDY IN THE MORNING THEN BECOMING SUNNY. HIGHS
AROUND 80.
MONDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN CLEARING. LOWS
55-56.
TUESDAY
PARTLY CLOUDY IN THE MORNING THEN BECOMING SUNNY.
HIGHS AROUND 84.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS 55-56.
WEDNESDAY
PARTLY CLOUDY. A 20 PERCENT CHANCE OF SHOWERS IN THE
AFTERNOON. HIGHS AROUND 70.
HAYES HILL SUMMIT-
LOCATION...OREGON HIGHWAY 199 NEAR MILEPOST 16
239 PM PDT SUN MAY 10 2026
TONIGHT
PARTLY CLOUDY IN THE EVENING THEN CLEARING. LOWS
AROUND 46. GUSTS UP TO 20 MPH EARLY IN THE EVENING.
MONDAY
PARTLY CLOUDY IN THE MORNING THEN BECOMING SUNNY. HIGHS
AROUND 88.
MONDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN CLEARING. LOWS
AROUND 54.
TUESDAY
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS
AROUND 89.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 52.
WEDNESDAY
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS, THEN SLIGHT
CHANCE OF RAIN IN THE EVENING. HIGHS AROUND 78. CHANCE OF
PRECIPITATION 20 PERCENT.
WILLAMETTE PASS-
LOCATION...OREGON HIGHWAY 58 NEAR MILEPOST 62
239 PM PDT SUN MAY 10 2026
TONIGHT
MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY LATE IN THE
EVENING THEN BECOMING MOSTLY CLEAR THEN BECOMING PARTLY CLOUDY
WELL AFTER MIDNIGHT. LOWS 36-39.
MONDAY
PARTLY CLOUDY IN THE MORNING THEN BECOMING SUNNY. HIGHS
72-76.
MONDAY NIGHT
MOSTLY CLEAR IN THE EVENING THEN BECOMING PARTLY
CLOUDY. LOWS 45-48.
TUESDAY
SUNNY IN THE MORNING THEN BECOMING PARTLY CLOUDY.
HIGHS 76-80.
TUESDAY NIGHT
PARTLY CLOUDY. A 20 PERCENT CHANCE OF SHOWERS
AFTER MIDNIGHT. LOWS 45-48.
WEDNESDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS. SLIGHT CHANCE OF
THUNDERSTORMS IN THE AFTERNOON, THEN CHANCE OF RAIN IN THE
EVENING. HIGHS 64-66. CHANCE OF PRECIPITATION 30 PERCENT.
DIAMOND LAKE SUMMIT-
LOCATION...OREGON HIGHWAY 138 NEAR MILEPOST 83
239 PM PDT SUN MAY 10 2026
TONIGHT
MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY AFTER
MIDNIGHT THEN BECOMING MOSTLY CLEAR. LOWS 35-37.
MONDAY
SUNNY. HIGHS 74-76.
MONDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN BECOMING PARTLY
CLOUDY. LOWS 43-45.
TUESDAY
SUNNY IN THE MORNING THEN BECOMING PARTLY CLOUDY.
HIGHS AROUND 80.
TUESDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING
MOSTLY CLOUDY. LOWS 43-45.
WEDNESDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS. SLIGHT CHANCE OF
THUNDERSTORMS IN THE AFTERNOON, THEN CHANCE OF RAIN IN THE
EVENING. HIGHS 64-67. NORTHWEST WINDS AROUND 20 MPH IN THE
EVENING. CHANCE OF PRECIPITATION 40 PERCENT.
CRATER LAKE-
LOCATION...OREGON HIGHWAY 62 NEAR MILEPOST 65
239 PM PDT SUN MAY 10 2026
TONIGHT
MOSTLY CLOUDY IN THE EVENING THEN CLEARING. LOWS
34-38.
MONDAY
SUNNY. HIGHS 70-75.
MONDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN CLEARING. LOWS
42-46.
TUESDAY
SUNNY IN THE MORNING THEN BECOMING PARTLY CLOUDY.
HIGHS 74-77.
TUESDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING
MOSTLY CLOUDY. LOWS 41-45.
WEDNESDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS. SLIGHT CHANCE OF
THUNDERSTORMS IN THE AFTERNOON, THEN CHANCE OF RAIN IN THE
EVENING. HIGHS 61-65. CHANCE OF PRECIPITATION 40 PERCENT.
LAKE OF THE WOODS-
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 33
239 PM PDT SUN MAY 10 2026
TONIGHT
MOSTLY CLOUDY IN THE EVENING THEN CLEARING. LOWS
AROUND 40.
MONDAY
SUNNY. HIGHS AROUND 80.
MONDAY NIGHT
PARTLY CLOUDY. LOWS 46-47.
TUESDAY
SUNNY. HIGHS 79-82.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS 45-46.
WEDNESDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT CHANCE
OF THUNDERSTORMS IN THE AFTERNOON. CHANCE OF RAIN IN THE EVENING.
HIGHS 66-68. CHANCE OF PRECIPITATION 30 PERCENT.
SISKIYOU SUMMIT-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 4
239 PM PDT SUN MAY 10 2026
TONIGHT
PARTLY CLOUDY UNTIL WELL AFTER MIDNIGHT THEN CLEARING.
LOWS 46-49. NORTH WINDS AROUND 20 MPH EARLY IN THE EVENING
BECOMING LIGHT.
MONDAY
SUNNY. HIGHS 77-84.
MONDAY NIGHT
PARTLY CLOUDY. LOWS 54-59.
TUESDAY
PARTLY CLOUDY IN THE MORNING THEN BECOMING SUNNY.
HIGHS 77-84.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS 53-57.
WEDNESDAY
PARTLY CLOUDY IN THE MORNING THEN BECOMING MOSTLY
CLOUDY. CHANCE OF SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN
THE AFTERNOON. CHANCE OF RAIN IN THE EVENING. HIGHS 66-72. CHANCE
OF PRECIPITATION 30 PERCENT.
BLACK BUTTE SUMMIT-
LOCATION...CALIFORNIA INTERSTATE 5 NEAR MILEPOST 742
239 PM PDT SUN MAY 10 2026
TONIGHT
PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY LATE IN THE
EVENING THEN BECOMING MOSTLY CLEAR. LOWS 47-49.
MONDAY
SUNNY. HIGHS 81-85.
MONDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN CLEARING. LOWS
53-55.
TUESDAY
SUNNY. HIGHS 80-83. SOUTH WINDS AROUND 20 MPH IN THE
AFTERNOON.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS 51-53.
WEDNESDAY
MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY IN THE
AFTERNOON THEN BECOMING MOSTLY CLOUDY. CHANCE OF SHOWERS. SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON, THEN CHANCE OF RAIN IN
THE EVENING. HIGHS 69-73. CHANCE OF PRECIPITATION 30 PERCENT.
GRASS LAKE/MT HEBRON SUMMIT-
LOCATION...CALIFORNIA HIGHWAY 97 NEAR MILEPOST 20
239 PM PDT SUN MAY 10 2026
TONIGHT
PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY LATE IN THE
EVENING THEN BECOMING MOSTLY CLEAR. LOWS 42-43.
MONDAY
SUNNY IN THE MORNING THEN BECOMING PARTLY CLOUDY. HIGHS
82-84.
MONDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 48.
TUESDAY
SUNNY. HIGHS 81-83.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS 46-47.
WEDNESDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS. SLIGHT CHANCE OF
THUNDERSTORMS IN THE AFTERNOON, THEN CHANCE OF RAIN IN THE
EVENING. HIGHS 71-73. CHANCE OF PRECIPITATION 30 PERCENT.
WARNER MOUNTAIN SUMMIT-
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 4
239 PM PDT SUN MAY 10 2026
TONIGHT
PARTLY CLOUDY UNTIL WELL AFTER MIDNIGHT THEN CLEARING.
LOWS AROUND 46.
MONDAY
SUNNY. HIGHS AROUND 80.
MONDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN CLEARING. LOWS
AROUND 50.
TUESDAY
PARTLY CLOUDY IN THE MORNING THEN BECOMING SUNNY.
HIGHS 81-82. SOUTH WINDS AROUND 20 MPH IN THE AFTERNOON.
TUESDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING
MOSTLY CLOUDY. LOWS 52-53.
WEDNESDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS IN THE MORNING,
THEN CHANCE OF SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON AND EVENING. HIGHS AROUND 70. CHANCE OF PRECIPITATION
30 PERCENT.
CEDAR PASS-
LOCATION...CALIFORNIA HIGHWAY 299 NEAR MILEPOST 51
239 PM PDT SUN MAY 10 2026
TONIGHT
PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY LATE IN THE
EVENING THEN BECOMING PARTLY CLOUDY THEN BECOMING MOSTLY CLEAR
WELL AFTER MIDNIGHT. LOWS AROUND 50.
MONDAY
SUNNY. HIGHS 74-76.
MONDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN CLEARING. LOWS
AROUND 53.
TUESDAY
PARTLY CLOUDY IN THE MORNING THEN BECOMING SUNNY.
HIGHS 75-77. SOUTH WINDS AROUND 20 MPH IN THE AFTERNOON.
TUESDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING
MOSTLY CLOUDY. LOWS AROUND 56.
WEDNESDAY
MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS IN THE
MORNING, THEN CHANCE OF SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS IN THE AFTERNOON AND EVENING. HIGHS 64-66. WEST
WINDS AROUND 20 MPH IN THE EVENING. CHANCE OF PRECIPITATION
30 PERCENT.
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