041
FPUS86 KMFR 190342
TVLMFR
FORECAST FOR MOUNTAIN PASSES
NATIONAL WEATHER SERVICE MEDFORD, OR
842 PM PDT SUN MAY 18 2025
CANYON CREEK PASS-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 81
842 PM PDT SUN MAY 18 2025
TONIGHT
PARTLY CLOUDY IN THE EVENING, THEN MOSTLY CLOUDY WITH
A 40 PERCENT CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS AROUND 44.
MONDAY
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF SHOWERS.
HIGHS AROUND 62.
MONDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY
CLOUDY. PATCHY FOG AFTER MIDNIGHT. LOWS AROUND 42.
TUESDAY
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS
AROUND 63.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 39.
WEDNESDAY
PARTLY CLOUDY, THEN MOSTLY CLOUDY WITH A 20 PERCENT
CHANCE OF SHOWERS IN THE EVENING. HIGHS AROUND 70.
SEXTON SUMMIT-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 69
842 PM PDT SUN MAY 18 2025
TONIGHT
PARTLY CLOUDY IN THE EVENING, THEN MOSTLY CLOUDY WITH
A SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS 45-46.
MONDAY
MOSTLY CLOUDY IN THE MORNING THEN BECOMING PARTLY
CLOUDY. A 30 PERCENT CHANCE OF SHOWERS. HIGHS AROUND 60.
MONDAY NIGHT
MOSTLY CLEAR IN THE EVENING THEN BECOMING PARTLY
CLOUDY. LOWS 41-42.
TUESDAY
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS
AROUND 60.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 40.
WEDNESDAY
SUNNY THEN BECOMING PARTLY CLOUDY IN THE AFTERNOON
THEN BECOMING MOSTLY CLOUDY. HIGHS 67-68.
HAYES HILL SUMMIT-
LOCATION...OREGON HIGHWAY 199 NEAR MILEPOST 16
842 PM PDT SUN MAY 18 2025
TONIGHT
PARTLY CLOUDY UNTIL WELL AFTER MIDNIGHT THEN BECOMING
MOSTLY CLOUDY. LOWS AROUND 45.
MONDAY
MOSTLY CLOUDY IN THE MORNING THEN BECOMING PARTLY
CLOUDY. A 30 PERCENT CHANCE OF SHOWERS. HIGHS AROUND 64.
MONDAY NIGHT
MOSTLY CLEAR IN THE EVENING THEN BECOMING PARTLY
CLOUDY. LOWS AROUND 42.
TUESDAY
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS
AROUND 68.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 40.
WEDNESDAY
SUNNY IN THE MORNING THEN BECOMING PARTLY CLOUDY.
HIGHS AROUND 75.
WILLAMETTE PASS-
LOCATION...OREGON HIGHWAY 58 NEAR MILEPOST 62
842 PM PDT SUN MAY 18 2025
TONIGHT
MOSTLY CLOUDY. ISOLATED RAIN SHOWERS IN THE EVENING,
THEN CHANCE OF RAIN SHOWERS AFTER MIDNIGHT. LOWS 35-36. CHANCE OF
SHOWERS 40 PERCENT.
MONDAY
MOSTLY CLOUDY. RAIN SHOWERS IN THE MORNING, THEN RAIN
SHOWERS LIKELY IN THE AFTERNOON. HIGHS 47-48. CHANCE OF SHOWERS
80 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF RAIN
AND SNOW SHOWERS. LOWS 31-34.
TUESDAY
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SNOW SHOWERS IN
THE MORNING, THEN SUNNY IN THE AFTERNOON. HIGHS AROUND 50.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS 30-32.
WEDNESDAY
PARTLY CLOUDY, THEN MOSTLY CLOUDY WITH A 50 PERCENT
CHANCE OF SHOWERS IN THE EVENING. HIGHS 61-63.
DIAMOND LAKE SUMMIT-
LOCATION...OREGON HIGHWAY 138 NEAR MILEPOST 83
842 PM PDT SUN MAY 18 2025
TONIGHT
MOSTLY CLOUDY. A 40 PERCENT CHANCE OF RAIN SHOWERS
AFTER MIDNIGHT. LOWS 33-34.
MONDAY
MOSTLY CLOUDY WITH RAIN SHOWERS LIKELY. HIGHS 46-49.
CHANCE OF SHOWERS 70 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN AND
SNOW SHOWERS IN THE EVENING. LOWS AROUND 30.
TUESDAY
PARTLY CLOUDY IN THE MORNING THEN BECOMING SUNNY.
HIGHS 51-53.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 30.
WEDNESDAY
PARTLY CLOUDY, THEN MOSTLY CLOUDY WITH A 30 PERCENT
CHANCE OF SHOWERS IN THE EVENING. HIGHS 60-62.
CRATER LAKE-
LOCATION...OREGON HIGHWAY 62 NEAR MILEPOST 65
842 PM PDT SUN MAY 18 2025
TONIGHT
MOSTLY CLOUDY. A 30 PERCENT CHANCE OF RAIN SHOWERS
AFTER MIDNIGHT. LOWS 33-34. WEST WINDS AROUND 20 MPH WITH GUSTS
TO AROUND 35 MPH LATE IN THE EVENING AND OVERNIGHT.
MONDAY
MOSTLY CLOUDY WITH RAIN SHOWERS LIKELY. HIGHS 45-50.
WEST WINDS AROUND 20 MPH IN THE AFTERNOON. CHANCE OF SHOWERS
60 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 30.
TUESDAY
PARTLY CLOUDY IN THE MORNING THEN BECOMING SUNNY.
HIGHS 49-55.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 30.
WEDNESDAY
PARTLY CLOUDY, THEN MOSTLY CLOUDY WITH A 30 PERCENT
CHANCE OF SHOWERS IN THE EVENING. HIGHS 58-64.
LAKE OF THE WOODS-
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 33
842 PM PDT SUN MAY 18 2025
TONIGHT
PARTLY CLOUDY IN THE EVENING, THEN MOSTLY CLOUDY WITH
A 30 PERCENT CHANCE OF RAIN SHOWERS AFTER MIDNIGHT. LOWS 35-36.
MONDAY
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF RAIN SHOWERS.
HIGHS 53-55.
MONDAY NIGHT
PARTLY CLOUDY. LOWS 33-35.
TUESDAY
SUNNY. HIGHS 54-57.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS 32-33.
WEDNESDAY
SUNNY IN THE MORNING THEN BECOMING PARTLY CLOUDY. A
20 PERCENT CHANCE OF SHOWERS IN THE EVENING. HIGHS 64-66.
SISKIYOU SUMMIT-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 4
842 PM PDT SUN MAY 18 2025
TONIGHT
PARTLY CLOUDY UNTIL WELL AFTER MIDNIGHT THEN BECOMING
MOSTLY CLOUDY. LOWS 40-42.
MONDAY
MOSTLY CLOUDY IN THE MORNING THEN BECOMING PARTLY
CLOUDY. HIGHS 58-63.
MONDAY NIGHT
MOSTLY CLEAR IN THE EVENING THEN BECOMING PARTLY
CLOUDY. LOWS 38-39.
TUESDAY
PARTLY CLOUDY IN THE MORNING THEN BECOMING SUNNY.
HIGHS 57-62.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS 37-39.
WEDNESDAY
SUNNY IN THE MORNING THEN BECOMING PARTLY CLOUDY.
HIGHS 66-72.
BLACK BUTTE SUMMIT-
LOCATION...CALIFORNIA INTERSTATE 5 NEAR MILEPOST 742
842 PM PDT SUN MAY 18 2025
TONIGHT
MOSTLY CLEAR. LOWS 41-42.
MONDAY
SUNNY. HIGHS 65-67.
MONDAY NIGHT
MOSTLY CLEAR. LOWS 38-39.
TUESDAY
SUNNY. HIGHS 66-69.
TUESDAY NIGHT
CLEAR. LOWS AROUND 40.
WEDNESDAY
MOSTLY CLEAR. HIGHS 73-77.
GRASS LAKE/MT HEBRON SUMMIT-
LOCATION...CALIFORNIA HIGHWAY 97 NEAR MILEPOST 20
842 PM PDT SUN MAY 18 2025
TONIGHT
MOSTLY CLEAR IN THE EVENING THEN BECOMING PARTLY
CLOUDY. LOWS AROUND 36.
MONDAY
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS
62-63.
MONDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 33.
TUESDAY
SUNNY. HIGHS 64-66.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS 34-35.
WEDNESDAY
SUNNY IN THE MORNING THEN BECOMING PARTLY CLOUDY.
HIGHS 71-73.
WARNER MOUNTAIN SUMMIT-
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 4
842 PM PDT SUN MAY 18 2025
TONIGHT
PARTLY CLOUDY IN THE EVENING THEN CLEARING. LOWS
AROUND 32.
MONDAY
PARTLY CLOUDY. HIGHS 57-58.
MONDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 32.
TUESDAY
SUNNY. HIGHS AROUND 60.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 34.
WEDNESDAY
SUNNY THEN BECOMING MOSTLY CLOUDY. HIGHS 66-67.
CEDAR PASS-
LOCATION...CALIFORNIA HIGHWAY 299 NEAR MILEPOST 51
842 PM PDT SUN MAY 18 2025
TONIGHT
MOSTLY CLEAR UNTIL WELL AFTER MIDNIGHT THEN BECOMING
PARTLY CLOUDY. LOWS 32-33. NORTHWEST WINDS AROUND 20 MPH EARLY IN
THE EVENING BECOMING LIGHT, THEN BECOMING WEST AROUND 20 MPH WELL
AFTER MIDNIGHT.
MONDAY
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS
54-56. WEST WINDS AROUND 20 MPH IN THE MORNING BECOMING LIGHT.
MONDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 34. WEST WINDS AROUND
20 MPH IN THE EVENING BECOMING LIGHT.
TUESDAY
SUNNY. HIGHS 55-58.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 35.
WEDNESDAY
SUNNY THEN BECOMING PARTLY CLOUDY. HIGHS 63-65.
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