066
FPUS86 KMFR 052138
TVLMFR
FORECAST FOR MOUNTAIN PASSES
NATIONAL WEATHER SERVICE MEDFORD, OR
238 PM PDT WED AUG 5 2026
CANYON CREEK PASS-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 81
238 PM PDT WED AUG 5 2026
..HEAT ADVISORY IN EFFECT UNTIL 11 PM PDT THIS EVENING
TONIGHT
CLEAR. AREAS OF SMOKE IN THE EVENING, THEN SMOKE AFTER
MIDNIGHT. LOWS AROUND 60.
THURSDAY
SUNNY. SMOKE IN THE MORNING, THEN AREAS OF SMOKE IN
THE AFTERNOON. HIGHS AROUND 97.
THURSDAY NIGHT
CLEAR. AREAS OF SMOKE IN THE EVENING, THEN
PATCHY SMOKE AFTER MIDNIGHT. LOWS AROUND 60.
FRIDAY
SUNNY. HIGHS AROUND 94.
FRIDAY NIGHT
CLEAR. LOWS AROUND 59.
SATURDAY
SUNNY IN THE MORNING THEN BECOMING CLEAR. HIGHS
AROUND 90.
SEXTON SUMMIT-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 69
238 PM PDT WED AUG 5 2026
..HEAT ADVISORY IN EFFECT UNTIL 11 PM PDT THURSDAY
TONIGHT
CLEAR. AREAS OF SMOKE. LOWS 63-65.
THURSDAY
SUNNY. AREAS OF SMOKE. HIGHS 94-95.
THURSDAY NIGHT
MOSTLY CLEAR. PATCHY SMOKE. LOWS 63-65.
FRIDAY
SUNNY. HIGHS 91-92.
FRIDAY NIGHT
CLEAR. LOWS 61-64.
SATURDAY
CLEAR. HIGHS 86-88.
HAYES HILL SUMMIT-
LOCATION...OREGON HIGHWAY 199 NEAR MILEPOST 16
238 PM PDT WED AUG 5 2026
..HEAT ADVISORY IN EFFECT UNTIL 11 PM PDT THURSDAY
TONIGHT
CLEAR. HAZE AND PATCHY SMOKE IN THE EVENING, THEN
AREAS OF SMOKE AFTER MIDNIGHT. LOWS AROUND 61.
THURSDAY
SUNNY. AREAS OF SMOKE IN THE MORNING, THEN HAZE AND
PATCHY SMOKE IN THE AFTERNOON. HIGHS AROUND 102.
THURSDAY NIGHT
MOSTLY CLEAR. HAZE IN THE EVENING. PATCHY SMOKE
THROUGH THE NIGHT. LOWS AROUND 61.
FRIDAY
SUNNY. HIGHS AROUND 101.
FRIDAY NIGHT
CLEAR. LOWS AROUND 60.
SATURDAY
SUNNY IN THE MORNING THEN BECOMING CLEAR. HIGHS
AROUND 96.
WILLAMETTE PASS-
LOCATION...OREGON HIGHWAY 58 NEAR MILEPOST 62
238 PM PDT WED AUG 5 2026
TONIGHT
MOSTLY CLEAR. AREAS OF SMOKE. LOWS 54-55.
THURSDAY
SUNNY. HAZE AND PATCHY SMOKE IN THE MORNING, THEN
AREAS OF SMOKE IN THE AFTERNOON. HIGHS 82-87.
THURSDAY NIGHT
MOSTLY CLEAR. AREAS OF SMOKE. LOWS 55-56.
FRIDAY
SUNNY. HIGHS 81-87.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 53-54.
SATURDAY
CLEAR. HIGHS 77-83.
DIAMOND LAKE SUMMIT-
LOCATION...OREGON HIGHWAY 138 NEAR MILEPOST 83
238 PM PDT WED AUG 5 2026
TONIGHT
MOSTLY CLEAR. AREAS OF SMOKE. LOWS 52-54.
THURSDAY
SUNNY. PATCHY SMOKE. HIGHS 85-88.
THURSDAY NIGHT
MOSTLY CLEAR. AREAS OF SMOKE IN THE EVENING,
THEN PATCHY SMOKE AFTER MIDNIGHT. LOWS 52-55.
FRIDAY
SUNNY. HIGHS 85-87.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 51-54.
SATURDAY
CLEAR. HIGHS 82-84.
CRATER LAKE-
LOCATION...OREGON HIGHWAY 62 NEAR MILEPOST 65
238 PM PDT WED AUG 5 2026
TONIGHT
CLEAR. AREAS OF SMOKE. LOWS 52-54.
THURSDAY
SUNNY. PATCHY SMOKE THROUGH THE DAY. HAZE IN THE
AFTERNOON. HIGHS 83-88.
THURSDAY NIGHT
MOSTLY CLEAR. AREAS OF SMOKE IN THE EVENING,
THEN PATCHY SMOKE AFTER MIDNIGHT. LOWS 52-54.
FRIDAY
SUNNY. HIGHS 82-88.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 51-53.
SATURDAY
CLEAR. HIGHS 79-85.
LAKE OF THE WOODS-
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 33
238 PM PDT WED AUG 5 2026
..HEAT ADVISORY IN EFFECT UNTIL 11 PM PDT THURSDAY
TONIGHT
CLEAR. AREAS OF SMOKE AND HAZE IN THE EVENING, THEN
PATCHY SMOKE AFTER MIDNIGHT. LOWS 56-58.
THURSDAY
SUNNY. PATCHY SMOKE THROUGH THE DAY. HAZE IN THE
AFTERNOON. HIGHS AROUND 90.
THURSDAY NIGHT
CLEAR. HAZE IN THE EVENING. PATCHY SMOKE
THROUGH THE NIGHT. LOWS 56-58.
FRIDAY
SUNNY. HIGHS AROUND 90.
FRIDAY NIGHT
CLEAR. LOWS 55-57.
SATURDAY
CLEAR. HIGHS 85-88.
SISKIYOU SUMMIT-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 4
238 PM PDT WED AUG 5 2026
..HEAT ADVISORY IN EFFECT UNTIL 11 PM PDT THURSDAY
TONIGHT
CLEAR. HAZE IN THE EVENING. AREAS OF SMOKE THROUGH THE
NIGHT. LOWS 62-66.
THURSDAY
SUNNY. AREAS OF SMOKE IN THE MORNING. HAZE THROUGH
THE DAY. HIGHS 87-94.
THURSDAY NIGHT
CLEAR. HAZE IN THE EVENING. PATCHY SMOKE
THROUGH THE NIGHT. LOWS 62-67.
FRIDAY
SUNNY. HIGHS 87-94.
FRIDAY NIGHT
CLEAR. LOWS 62-65.
SATURDAY
CLEAR. HIGHS 82-89.
BLACK BUTTE SUMMIT-
LOCATION...CALIFORNIA INTERSTATE 5 NEAR MILEPOST 742
238 PM PDT WED AUG 5 2026
..HEAT ADVISORY IN EFFECT UNTIL 11 PM PDT THURSDAY
TONIGHT
CLEAR, HAZE. LOWS 60-64.
THURSDAY
SUNNY. HAZE IN THE MORNING. HIGHS 90-94.
THURSDAY NIGHT
CLEAR. HAZE AFTER MIDNIGHT. LOWS 61-65.
FRIDAY
SUNNY. HIGHS 92-96.
FRIDAY NIGHT
CLEAR. LOWS 61-65.
SATURDAY
CLEAR. HIGHS 91-94.
GRASS LAKE/MT HEBRON SUMMIT-
LOCATION...CALIFORNIA HIGHWAY 97 NEAR MILEPOST 20
238 PM PDT WED AUG 5 2026
..HEAT ADVISORY IN EFFECT UNTIL 11 PM PDT THURSDAY
TONIGHT
CLEAR. HAZE AND PATCHY SMOKE THROUGH THE NIGHT. LOWS
AROUND 56.
THURSDAY
SUNNY. HAZE AND PATCHY SMOKE IN THE MORNING. HIGHS
92-94.
THURSDAY NIGHT
CLEAR. HAZE THROUGH THE NIGHT. PATCHY SMOKE
AFTER MIDNIGHT. LOWS AROUND 56.
FRIDAY
SUNNY. HIGHS 93-95.
FRIDAY NIGHT
CLEAR. LOWS AROUND 56.
SATURDAY
CLEAR. HIGHS 91-93.
WARNER MOUNTAIN SUMMIT-
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 4
238 PM PDT WED AUG 5 2026
..HEAT ADVISORY IN EFFECT UNTIL 11 PM PDT THURSDAY
TONIGHT
CLEAR. HAZE AND PATCHY SMOKE AFTER MIDNIGHT. LOWS
AROUND 57.
THURSDAY
SUNNY. SMOKE IN THE MORNING, THEN PATCHY SMOKE IN THE
AFTERNOON. HIGHS AROUND 90.
THURSDAY NIGHT
MOSTLY CLEAR. HAZE AFTER MIDNIGHT. LOWS 57-58.
FRIDAY
SUNNY. HIGHS AROUND 90.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 58-59.
SATURDAY
CLEAR. HIGHS AROUND 90.
CEDAR PASS-
LOCATION...CALIFORNIA HIGHWAY 299 NEAR MILEPOST 51
238 PM PDT WED AUG 5 2026
..HEAT ADVISORY IN EFFECT UNTIL 11 PM PDT THURSDAY
TONIGHT
CLEAR. LOWS AROUND 57.
THURSDAY
SUNNY. HAZE AND PATCHY SMOKE IN THE MORNING. HIGHS
84-87.
THURSDAY NIGHT
CLEAR. LOWS AROUND 58.
FRIDAY
SUNNY. HIGHS 84-87.
FRIDAY NIGHT
CLEAR. LOWS AROUND 59.
SATURDAY
SUNNY IN THE MORNING THEN BECOMING CLEAR. HIGHS
83-87.
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