531
FPUS86 KMFR 200938
TVLMFR
FORECAST FOR MOUNTAIN PASSES
NATIONAL WEATHER SERVICE MEDFORD, OR
238 AM PDT MON JUL 20 2026
CANYON CREEK PASS-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 81
238 AM PDT MON JUL 20 2026
TODAY
MOSTLY CLOUDY. A 10 PERCENT CHANCE OF SHOWERS IN THE
MORNING. PATCHY SMOKE THROUGH THE DAY. HIGHS AROUND 91.
TONIGHT
MOSTLY CLOUDY IN THE EVENING THEN BECOMING PARTLY
CLOUDY. PATCHY SMOKE IN THE EVENING. LOWS AROUND 61.
TUESDAY
PARTLY CLOUDY. HIGHS AROUND 94.
TUESDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING
MOSTLY CLEAR. LOWS AROUND 60.
WEDNESDAY
MOSTLY CLEAR. HIGHS AROUND 94.
SEXTON SUMMIT-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 69
238 AM PDT MON JUL 20 2026
TODAY
MOSTLY CLOUDY. A 10 PERCENT CHANCE OF SHOWERS IN THE
MORNING. PATCHY SMOKE THROUGH THE DAY. HIGHS AROUND 86.
TONIGHT
MOSTLY CLOUDY IN THE EVENING THEN BECOMING PARTLY
CLOUDY. LOWS AROUND 70.
TUESDAY
PARTLY CLOUDY IN THE MORNING THEN CLEARING. PATCHY
SMOKE. HIGHS AROUND 89.
TUESDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING
MOSTLY CLEAR. LOWS AROUND 70.
WEDNESDAY
SUNNY THEN BECOMING PARTLY CLOUDY. HIGHS AROUND 90.
HAYES HILL SUMMIT-
LOCATION...OREGON HIGHWAY 199 NEAR MILEPOST 16
238 AM PDT MON JUL 20 2026
TODAY
MOSTLY CLOUDY. A 10 PERCENT CHANCE OF SHOWERS IN THE
MORNING. HIGHS AROUND 94.
TONIGHT
MOSTLY CLOUDY. LOWS AROUND 61.
TUESDAY
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS
AROUND 97.
TUESDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING
MOSTLY CLEAR. LOWS AROUND 60.
WEDNESDAY
SUNNY THEN BECOMING PARTLY CLOUDY. HIGHS AROUND 98.
WILLAMETTE PASS-
LOCATION...OREGON HIGHWAY 58 NEAR MILEPOST 62
238 AM PDT MON JUL 20 2026
TODAY
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF SHOWERS. AREAS
OF SMOKE IN THE MORNING. PATCHY SMOKE IN THE AFTERNOON. HIGHS
72-77.
TONIGHT
MOSTLY CLOUDY. A 10 PERCENT CHANCE OF SHOWERS IN THE
EVENING. LOWS 55-56.
TUESDAY
MOSTLY CLOUDY IN THE MORNING THEN BECOMING PARTLY
CLOUDY. AREAS OF SMOKE. HIGHS 78-83.
TUESDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN BECOMING
PARTLY CLOUDY. LOWS 56-57.
WEDNESDAY
SUNNY IN THE MORNING, THEN MOSTLY CLOUDY WITH
SHOWERS LIKELY AND CHANCE OF THUNDERSTORMS IN THE AFTERNOON.
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS IN THE EVENING. HIGHS 78-83. CHANCE OF
PRECIPITATION 60 PERCENT.
DIAMOND LAKE SUMMIT-
LOCATION...OREGON HIGHWAY 138 NEAR MILEPOST 83
238 AM PDT MON JUL 20 2026
TODAY
AREAS OF SMOKE IN THE MORNING. CLOUDY WITH A 20 PERCENT
CHANCE OF SHOWERS. HIGHS 75-78.
TONIGHT
MOSTLY CLOUDY. A 10 PERCENT CHANCE OF SHOWERS IN THE
EVENING. LOWS 52-55.
TUESDAY
MOSTLY CLOUDY. AREAS OF SMOKE IN THE MORNING, THEN
PATCHY SMOKE IN THE AFTERNOON. HIGHS 80-83.
TUESDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN CLEARING. LOWS
53-55.
WEDNESDAY
SUNNY IN THE MORNING, THEN MOSTLY CLOUDY WITH A
CHANCE OF SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. PARTLY CLOUDY WITH A SLIGHT CHANCE OF THUNDERSTORMS IN
THE EVENING. HIGHS 81-84. CHANCE OF PRECIPITATION 40 PERCENT.
CRATER LAKE-
LOCATION...OREGON HIGHWAY 62 NEAR MILEPOST 65
238 AM PDT MON JUL 20 2026
TODAY
PATCHY SMOKE IN THE MORNING. MOSTLY CLOUDY WITH A
20 PERCENT CHANCE OF SHOWERS. HIGHS 73-77.
TONIGHT
MOSTLY CLOUDY. A 10 PERCENT CHANCE OF SHOWERS IN THE
EVENING. PATCHY SMOKE AFTER MIDNIGHT. LOWS 50-52.
TUESDAY
MOSTLY CLOUDY IN THE MORNING THEN BECOMING PARTLY
CLOUDY. AREAS OF SMOKE IN THE MORNING, THEN PATCHY SMOKE IN THE
AFTERNOON. HIGHS 78-82.
TUESDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN CLEARING. LOWS
50-52.
WEDNESDAY
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 79-83. CHANCE OF PRECIPITATION 30 PERCENT.
LAKE OF THE WOODS-
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 33
238 AM PDT MON JUL 20 2026
TODAY
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF SHOWERS.
PATCHY SMOKE THROUGH THE DAY. HIGHS AROUND 80.
TONIGHT
MOSTLY CLOUDY. LOWS 55-58.
TUESDAY
PARTLY CLOUDY. PATCHY SMOKE IN THE MORNING. HIGHS
83-85.
TUESDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN CLEARING. LOWS
55-57.
WEDNESDAY
MOSTLY CLEAR. HIGHS 85-87.
SISKIYOU SUMMIT-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 4
238 AM PDT MON JUL 20 2026
TODAY
MOSTLY CLOUDY. A 10 PERCENT CHANCE OF SHOWERS IN THE
MORNING. PATCHY SMOKE THROUGH THE DAY. HIGHS 76-83.
TONIGHT
MOSTLY CLOUDY. PATCHY SMOKE IN THE EVENING. LOWS
64-68.
TUESDAY
PARTLY CLOUDY. HIGHS 81-88.
TUESDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING
MOSTLY CLEAR. LOWS 63-68.
WEDNESDAY
SUNNY THEN BECOMING MOSTLY CLEAR. HIGHS 83-90.
BLACK BUTTE SUMMIT-
LOCATION...CALIFORNIA INTERSTATE 5 NEAR MILEPOST 742
238 AM PDT MON JUL 20 2026
TODAY
MOSTLY CLOUDY. A 10 PERCENT CHANCE OF SHOWERS IN THE
MORNING. HIGHS 82-86.
TONIGHT
MOSTLY CLOUDY IN THE EVENING THEN BECOMING PARTLY
CLOUDY. LOWS 58-63.
TUESDAY
PARTLY CLOUDY. HIGHS 85-89.
TUESDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING
MOSTLY CLEAR. LOWS 58-63.
WEDNESDAY
SUNNY THEN BECOMING MOSTLY CLEAR. HIGHS 86-90.
GRASS LAKE/MT HEBRON SUMMIT-
LOCATION...CALIFORNIA HIGHWAY 97 NEAR MILEPOST 20
238 AM PDT MON JUL 20 2026
TODAY
MOSTLY CLOUDY. A 10 PERCENT CHANCE OF SHOWERS IN THE
MORNING. HIGHS 83-84.
TONIGHT
MOSTLY CLOUDY IN THE EVENING THEN BECOMING PARTLY
CLOUDY. LOWS 55-56.
TUESDAY
PARTLY CLOUDY. HIGHS 87-88.
TUESDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN CLEARING. LOWS
AROUND 55.
WEDNESDAY
MOSTLY CLEAR. HIGHS AROUND 90.
WARNER MOUNTAIN SUMMIT-
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 4
238 AM PDT MON JUL 20 2026
TODAY
CLOUDY EARLY IN THE MORNING THEN BECOMING PARTLY CLOUDY.
AREAS OF SMOKE IN THE MORNING, THEN PATCHY SMOKE IN THE
AFTERNOON. HIGHS 83-84.
TONIGHT
PARTLY CLOUDY IN THE EVENING THEN CLEARING. AREAS OF
SMOKE IN THE EVENING, THEN SMOKE AFTER MIDNIGHT. LOWS 57-58.
TUESDAY
PARTLY CLOUDY. AREAS OF SMOKE. HIGHS 83-84.
TUESDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN BECOMING
PARTLY CLOUDY. LOWS AROUND 60.
WEDNESDAY
PARTLY CLOUDY. HIGHS 85-86.
CEDAR PASS-
LOCATION...CALIFORNIA HIGHWAY 299 NEAR MILEPOST 51
238 AM PDT MON JUL 20 2026
TODAY
MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY EARLY IN THE
AFTERNOON THEN BECOMING SUNNY. PATCHY SMOKE. HIGHS AROUND 80.
TONIGHT
PARTLY CLOUDY. AREAS OF SMOKE AFTER MIDNIGHT. LOWS
AROUND 60.
TUESDAY
PARTLY CLOUDY. AREAS OF SMOKE. HIGHS AROUND 80.
TUESDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN BECOMING
PARTLY CLOUDY. LOWS AROUND 60.
WEDNESDAY
PARTLY CLOUDY. HIGHS 79-82.
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