058
FPUS86 KMFR 130938
TVLMFR
FORECAST FOR MOUNTAIN PASSES
NATIONAL WEATHER SERVICE MEDFORD, OR
238 AM PDT THU AUG 13 2026
CANYON CREEK PASS-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 81
238 AM PDT THU AUG 13 2026
TODAY
PARTLY CLOUDY EARLY IN THE MORNING THEN CLEARING. HIGHS
AROUND 81.
TONIGHT
MOSTLY CLEAR. LOWS AROUND 51.
FRIDAY
PARTLY CLOUDY IN THE MORNING THEN BECOMING SUNNY. HIGHS
AROUND 83.
FRIDAY NIGHT
MOSTLY CLEAR IN THE EVENING THEN BECOMING PARTLY
CLOUDY. LOWS AROUND 52.
SATURDAY
PARTLY CLOUDY THEN BECOMING SUNNY IN THE AFTERNOON
THEN BECOMING PARTLY CLOUDY. HIGHS AROUND 83.
SEXTON SUMMIT-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 69
238 AM PDT THU AUG 13 2026
TODAY
SUNNY. HIGHS AROUND 77.
TONIGHT
CLEAR. LOWS 54-57.
FRIDAY
SUNNY. HIGHS AROUND 79.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS 56-59.
SATURDAY
SUNNY THEN BECOMING PARTLY CLOUDY. HIGHS AROUND 80.
HAYES HILL SUMMIT-
LOCATION...OREGON HIGHWAY 199 NEAR MILEPOST 16
238 AM PDT THU AUG 13 2026
TODAY
SUNNY. HIGHS AROUND 88.
TONIGHT
CLEAR. LOWS AROUND 52.
FRIDAY
SUNNY. HIGHS AROUND 89.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 54.
SATURDAY
SUNNY THEN BECOMING PARTLY CLOUDY. HIGHS AROUND 89.
WILLAMETTE PASS-
LOCATION...OREGON HIGHWAY 58 NEAR MILEPOST 62
238 AM PDT THU AUG 13 2026
TODAY
SUNNY. HIGHS 69-74.
TONIGHT
MOSTLY CLEAR. LOWS 45-47.
FRIDAY
SUNNY IN THE MORNING, THEN PARTLY CLOUDY WITH A
20 PERCENT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS 68-73.
FRIDAY NIGHT
MOSTLY CLEAR WITH A 20 PERCENT CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT.
LOWS 47-49.
SATURDAY
SUNNY THEN BECOMING MOSTLY CLOUDY IN THE AFTERNOON
THEN BECOMING PARTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT CHANCE
OF THUNDERSTORMS IN THE AFTERNOON. SLIGHT CHANCE OF THUNDERSTORMS
IN THE EVENING. HIGHS 69-75. CHANCE OF PRECIPITATION 40 PERCENT.
DIAMOND LAKE SUMMIT-
LOCATION...OREGON HIGHWAY 138 NEAR MILEPOST 83
238 AM PDT THU AUG 13 2026
TODAY
SUNNY. PATCHY SMOKE IN THE AFTERNOON. HIGHS 71-74.
TONIGHT
MOSTLY CLEAR. LOWS 43-45.
FRIDAY
SUNNY IN THE MORNING, THEN MOSTLY CLOUDY WITH A
20 PERCENT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS 70-73.
FRIDAY NIGHT
MOSTLY CLEAR WITH A 20 PERCENT CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT.
LOWS 43-46.
SATURDAY
SUNNY IN THE MORNING THEN BECOMING PARTLY CLOUDY.
CHANCE OF SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. HIGHS 72-75. CHANCE OF PRECIPITATION 30 PERCENT.
CRATER LAKE-
LOCATION...OREGON HIGHWAY 62 NEAR MILEPOST 65
238 AM PDT THU AUG 13 2026
TODAY
SUNNY. PATCHY SMOKE IN THE AFTERNOON. HIGHS 69-75.
TONIGHT
MOSTLY CLEAR. LOWS 42-44.
FRIDAY
PARTLY CLOUDY. A 20 PERCENT CHANCE OF THUNDERSTORMS IN
THE AFTERNOON. HIGHS 68-74.
FRIDAY NIGHT
MOSTLY CLEAR WITH A 20 PERCENT CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT.
LOWS 42-44.
SATURDAY
SUNNY THEN BECOMING PARTLY CLOUDY. HIGHS 70-75.
LAKE OF THE WOODS-
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 33
238 AM PDT THU AUG 13 2026
TODAY
SUNNY. HIGHS 74-77.
TONIGHT
MOSTLY CLEAR. LOWS 46-49.
FRIDAY
SUNNY. HIGHS 74-77.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 46-48.
SATURDAY
SUNNY THEN BECOMING PARTLY CLOUDY. HIGHS 76-79.
SISKIYOU SUMMIT-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 4
238 AM PDT THU AUG 13 2026
TODAY
SUNNY. HIGHS 73-81.
TONIGHT
MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS IN THE EVENING.
LOWS 55-57.
FRIDAY
SUNNY IN THE MORNING, THEN PARTLY CLOUDY WITH A
20 PERCENT CHANCE OF SHOWERS IN THE AFTERNOON. HIGHS 74-81.
FRIDAY NIGHT
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS IN
THE EVENING, THEN MOSTLY CLEAR AFTER MIDNIGHT. LOWS 55-57.
SATURDAY
SUNNY THEN BECOMING PARTLY CLOUDY. HIGHS 74-81.
BLACK BUTTE SUMMIT-
LOCATION...CALIFORNIA INTERSTATE 5 NEAR MILEPOST 742
238 AM PDT THU AUG 13 2026
TODAY
SUNNY. SLIGHT CHANCE OF SHOWERS IN THE AFTERNOON. HIGHS
77-81.
TONIGHT
MOSTLY CLEAR. A 10 PERCENT CHANCE OF SHOWERS IN THE
EVENING. LOWS 49-52.
FRIDAY
SUNNY. HIGHS 75-79.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 50.
SATURDAY
SUNNY THEN BECOMING MOSTLY CLEAR. HIGHS 76-80.
GRASS LAKE/MT HEBRON SUMMIT-
LOCATION...CALIFORNIA HIGHWAY 97 NEAR MILEPOST 20
238 AM PDT THU AUG 13 2026
TODAY
SUNNY. SLIGHT CHANCE OF SHOWERS IN THE AFTERNOON. HIGHS
81-82.
TONIGHT
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF SHOWERS IN
THE EVENING, THEN CLEAR AFTER MIDNIGHT. LOWS 43-44.
FRIDAY
SUNNY. HIGHS AROUND 80.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 43-44.
SATURDAY
SUNNY THEN BECOMING PARTLY CLOUDY. HIGHS AROUND 80.
WARNER MOUNTAIN SUMMIT-
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 4
238 AM PDT THU AUG 13 2026
TODAY
SUNNY. HIGHS 77-79.
TONIGHT
PARTLY CLOUDY. LOWS AROUND 50.
FRIDAY
SUNNY. HIGHS 75-77.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS 47-49.
SATURDAY
PARTLY CLOUDY IN THE MORNING THEN BECOMING MOSTLY
CLEAR. HIGHS 77-78.
CEDAR PASS-
LOCATION...CALIFORNIA HIGHWAY 299 NEAR MILEPOST 51
238 AM PDT THU AUG 13 2026
TODAY
PARTLY CLOUDY IN THE MORNING, THEN SUNNY WITH A
10 PERCENT CHANCE OF SHOWERS IN THE AFTERNOON. HIGHS 72-75.
TONIGHT
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS IN THE
EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. LOWS AROUND 51.
FRIDAY
SUNNY IN THE MORNING THEN BECOMING PARTLY CLOUDY. HIGHS
70-73.
FRIDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY
CLEAR. LOWS AROUND 50.
SATURDAY
PARTLY CLOUDY IN THE MORNING THEN BECOMING MOSTLY
CLEAR. HIGHS 72-74.
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