997
FPUS86 KMFR 051523
TVLMFR

FORECAST FOR MOUNTAIN PASSES
NATIONAL WEATHER SERVICE MEDFORD, OR
823 AM PDT FRI SEP 5 2025

$$

CANYON CREEK PASS-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 81
823 AM PDT FRI SEP 5 2025

.REST OF TODAY...PARTLY CLOUDY EARLY IN THE MORNING THEN BECOMING
SUNNY. AREAS OF SMOKE THROUGH THE DAY. HIGHS AROUND 88.
.TONIGHT...AREAS OF SMOKE IN THE EVENING. PARTLY CLOUDY WITH A
20 PERCENT CHANCE OF THUNDERSTORMS. LOWS AROUND 54.
.SATURDAY...PARTLY CLOUDY WITH A SLIGHT CHANCE OF THUNDERSTORMS
IN THE MORNING, THEN MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 83.
CHANCE OF PRECIPITATION 30 PERCENT.
.SATURDAY NIGHT...MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY
AFTER MIDNIGHT. LOWS AROUND 53. CHANCE OF PRECIPITATION
30 PERCENT.
.SUNDAY...PARTLY CLOUDY IN THE MORNING, THEN MOSTLY CLOUDY WITH A
30 PERCENT CHANCE OF SHOWERS IN THE AFTERNOON AND EVENING. HIGHS
AROUND 80.

$$

SEXTON SUMMIT-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 69
823 AM PDT FRI SEP 5 2025

.REST OF TODAY...SUNNY. AREAS OF SMOKE. HIGHS 83-85.
.TONIGHT...PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF
THUNDERSTORMS. AREAS OF SMOKE. LOWS 58-59.
.SATURDAY...PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF
THUNDERSTORMS. AREAS OF SMOKE. HIGHS 78-79.
.SATURDAY NIGHT...AREAS OF SMOKE IN THE EVENING. PARTLY CLOUDY
WITH A 20 PERCENT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN
MOSTLY CLEAR AFTER MIDNIGHT. LOWS 56-58.
.SUNDAY...PARTLY CLOUDY IN THE MORNING, THEN MOSTLY CLOUDY WITH A
20 PERCENT CHANCE OF SHOWERS IN THE AFTERNOON AND EVENING. HIGHS
74-76.

$$

HAYES HILL SUMMIT-
LOCATION...OREGON HIGHWAY 199 NEAR MILEPOST 16
823 AM PDT FRI SEP 5 2025

.REST OF TODAY...SUNNY. AREAS OF SMOKE. HIGHS AROUND 93.
.TONIGHT...PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF
THUNDERSTORMS. LOWS AROUND 53.
.SATURDAY...PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF
THUNDERSTORMS. AREAS OF SMOKE IN THE AFTERNOON. HIGHS AROUND 88.
.SATURDAY NIGHT...PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN MOSTLY CLEAR AFTER MIDNIGHT.
LOWS AROUND 53.
.SUNDAY...PARTLY CLOUDY IN THE MORNING, THEN MOSTLY CLOUDY WITH A
20 PERCENT CHANCE OF SHOWERS IN THE AFTERNOON AND EVENING. HIGHS
AROUND 84.

$$

WILLAMETTE PASS-
LOCATION...OREGON HIGHWAY 58 NEAR MILEPOST 62
823 AM PDT FRI SEP 5 2025

.REST OF TODAY...MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF
THUNDERSTORMS. HIGHS 76-79.
.TONIGHT...MOSTLY CLOUDY. CHANCE OF THUNDERSTORMS IN THE EVENING,
THEN CHANCE OF SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS AFTER
MIDNIGHT. LOWS 49-53. CHANCE OF PRECIPITATION 30 PERCENT.
.SATURDAY...PARTLY CLOUDY WITH A SLIGHT CHANCE OF THUNDERSTORMS
IN THE MORNING, THEN MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. AREAS OF SMOKE
IN THE AFTERNOON. HIGHS AROUND 70. CHANCE OF PRECIPITATION
50 PERCENT.
.SATURDAY NIGHT...AREAS OF SMOKE IN THE EVENING. MOSTLY CLOUDY
WITH A CHANCE OF SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN
THE EVENING, THEN PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS
AFTER MIDNIGHT. LOWS AROUND 50. CHANCE OF PRECIPITATION
40 PERCENT.
.SUNDAY...PARTLY CLOUDY IN THE MORNING THEN BECOMING MOSTLY
CLOUDY. CHANCE OF SHOWERS THROUGH THE DAY. SLIGHT CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS 62-66. CHANCE OF
PRECIPITATION 40 PERCENT.

$$

DIAMOND LAKE SUMMIT-
LOCATION...OREGON HIGHWAY 138 NEAR MILEPOST 83
823 AM PDT FRI SEP 5 2025

.REST OF TODAY...PARTLY CLOUDY EARLY IN THE MORNING THEN BECOMING
MOSTLY CLOUDY. A 50 PERCENT CHANCE OF THUNDERSTORMS. HIGHS AROUND
80.
.TONIGHT...MOSTLY CLOUDY. CHANCE OF THUNDERSTORMS IN THE EVENING,
THEN CHANCE OF SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS AFTER
MIDNIGHT. AREAS OF SMOKE THROUGH THE NIGHT. LOWS 48-49. CHANCE OF
PRECIPITATION 30 PERCENT.
.SATURDAY...PARTLY CLOUDY WITH A SLIGHT CHANCE OF THUNDERSTORMS
IN THE MORNING, THEN MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. AREAS OF SMOKE
THROUGH THE DAY. HIGHS 70-73. CHANCE OF PRECIPITATION 40 PERCENT.
.SATURDAY NIGHT...AREAS OF SMOKE IN THE EVENING. MOSTLY CLOUDY
WITH A CHANCE OF SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN
THE EVENING, THEN PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS
AFTER MIDNIGHT. LOWS 46-47. CHANCE OF PRECIPITATION 30 PERCENT.
.SUNDAY...PARTLY CLOUDY WITH A 30 PERCENT CHANCE OF SHOWERS, THEN
MOSTLY CLOUDY IN THE EVENING. HIGHS 64-67.

$$

CRATER LAKE-
LOCATION...OREGON HIGHWAY 62 NEAR MILEPOST 65
823 AM PDT FRI SEP 5 2025

.REST OF TODAY...PARTLY CLOUDY EARLY IN THE MORNING THEN BECOMING
MOSTLY CLOUDY. A 40 PERCENT CHANCE OF THUNDERSTORMS. HIGHS 73-78.
.TONIGHT...MOSTLY CLOUDY. CHANCE OF THUNDERSTORMS IN THE EVENING,
THEN CHANCE OF SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS AFTER
MIDNIGHT. AREAS OF SMOKE THROUGH THE NIGHT. LOWS 45-47. CHANCE OF
PRECIPITATION 30 PERCENT.
.SATURDAY...PARTLY CLOUDY WITH A SLIGHT CHANCE OF THUNDERSTORMS
IN THE MORNING, THEN MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. AREAS OF SMOKE
THROUGH THE DAY. HIGHS 67-72. CHANCE OF PRECIPITATION 50 PERCENT.
.SATURDAY NIGHT...AREAS OF SMOKE IN THE EVENING. MOSTLY CLOUDY
WITH A CHANCE OF SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN
THE EVENING, THEN PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS
AFTER MIDNIGHT. LOWS 44-46. CHANCE OF PRECIPITATION 30 PERCENT.
.SUNDAY...PARTLY CLOUDY WITH A 30 PERCENT CHANCE OF SHOWERS, THEN
MOSTLY CLOUDY IN THE EVENING. HIGHS 61-66.

$$

LAKE OF THE WOODS-
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 33
823 AM PDT FRI SEP 5 2025

.REST OF TODAY...SUNNY EARLY IN THE MORNING THEN BECOMING PARTLY
CLOUDY. A 20 PERCENT CHANCE OF THUNDERSTORMS. AREAS OF SMOKE.
HIGHS 80-82.
.TONIGHT...PARTLY CLOUDY IN THE EVENING THEN CLEARING. A
20 PERCENT CHANCE OF THUNDERSTORMS. AREAS OF SMOKE THROUGH THE
NIGHT. LOWS AROUND 50.
.SATURDAY...SUNNY IN THE MORNING, THEN MOSTLY CLOUDY WITH A
CHANCE OF SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. AREAS OF SMOKE THROUGH THE DAY. HIGHS 74-78. CHANCE OF
PRECIPITATION 30 PERCENT.
.SATURDAY NIGHT...AREAS OF SMOKE IN THE EVENING. MOSTLY CLOUDY
WITH A CHANCE OF SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN
THE EVENING, THEN PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS
AFTER MIDNIGHT. LOWS 47-49. CHANCE OF PRECIPITATION 30 PERCENT.
.SUNDAY...PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF SHOWERS, THEN
MOSTLY CLOUDY IN THE EVENING. HIGHS AROUND 70.

$$

SISKIYOU SUMMIT-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 4
823 AM PDT FRI SEP 5 2025

.REST OF TODAY...SUNNY. AREAS OF SMOKE EARLY IN THE MORNING.
HIGHS 80-87.
.TONIGHT...MOSTLY CLEAR IN THE EVENING THEN BECOMING PARTLY
CLOUDY. A 20 PERCENT CHANCE OF THUNDERSTORMS. AREAS OF SMOKE
THROUGH THE NIGHT. LOWS 55-60.
.SATURDAY...SUNNY IN THE MORNING, THEN MOSTLY CLOUDY WITH A
CHANCE OF SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. AREAS OF SMOKE THROUGH THE DAY. HIGHS 74-81. CHANCE OF
PRECIPITATION 30 PERCENT.
.SATURDAY NIGHT...PARTLY CLOUDY. AREAS OF SMOKE IN THE EVENING.
CHANCE OF SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN THE
EVENING, THEN SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS
53-57. CHANCE OF PRECIPITATION 30 PERCENT.
.SUNDAY...SUNNY THEN BECOMING PARTLY CLOUDY IN THE AFTERNOON THEN
BECOMING MOSTLY CLOUDY. HIGHS 69-76.

$$

BLACK BUTTE SUMMIT-
LOCATION...CALIFORNIA INTERSTATE 5 NEAR MILEPOST 742
823 AM PDT FRI SEP 5 2025

.REST OF TODAY...SUNNY. HIGHS 80-85.
.TONIGHT...MOSTLY CLEAR. LOWS 51-55.
.SATURDAY...SUNNY. HIGHS 76-80.
.SATURDAY NIGHT...MOSTLY CLEAR. A 20 PERCENT CHANCE OF
THUNDERSTORMS IN THE EVENING. LOWS 50-52.
.SUNDAY...SUNNY THEN BECOMING PARTLY CLOUDY IN THE AFTERNOON THEN
BECOMING MOSTLY CLOUDY. HIGHS 72-76.

$$

GRASS LAKE/MT HEBRON SUMMIT-
LOCATION...CALIFORNIA HIGHWAY 97 NEAR MILEPOST 20
823 AM PDT FRI SEP 5 2025

.REST OF TODAY...SUNNY. HIGHS 82-83.
.TONIGHT...MOSTLY CLEAR. AREAS OF SMOKE AFTER MIDNIGHT. LOWS
AROUND 46.
.SATURDAY...SUNNY. AREAS OF SMOKE IN THE MORNING. HIGHS 76-78.
.SATURDAY NIGHT...MOSTLY CLEAR. A 20 PERCENT CHANCE OF
THUNDERSTORMS IN THE EVENING. LOWS AROUND 44.
.SUNDAY...SUNNY THEN BECOMING PARTLY CLOUDY IN THE AFTERNOON THEN
BECOMING MOSTLY CLOUDY. HIGHS 72-74.

$$

WARNER MOUNTAIN SUMMIT-
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 4
823 AM PDT FRI SEP 5 2025

.REST OF TODAY...PARTLY CLOUDY THEN BECOMING SUNNY LATE IN THE
MORNING THEN BECOMING MOSTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS AROUND 80. CHANCE OF PRECIPITATION
30 PERCENT.
.TONIGHT...PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF
THUNDERSTORMS. LOWS 51-52.
.SATURDAY...PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF
THUNDERSTORMS. HIGHS 76-77.
.SATURDAY NIGHT...MOSTLY CLEAR. LOWS 47-48.
.SUNDAY...SUNNY THEN BECOMING MOSTLY CLOUDY. HIGHS 71-72.

$$

CEDAR PASS-
LOCATION...CALIFORNIA HIGHWAY 299 NEAR MILEPOST 51
823 AM PDT FRI SEP 5 2025

.REST OF TODAY...SUNNY EARLY IN THE MORNING THEN BECOMING PARTLY
CLOUDY. A 20 PERCENT CHANCE OF THUNDERSTORMS. AREAS OF SMOKE IN
THE AFTERNOON. HIGHS 73-77.
.TONIGHT...PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN MOSTLY CLEAR AFTER MIDNIGHT.
LOWS AROUND 52.
.SATURDAY...PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF
THUNDERSTORMS IN THE MORNING, THEN SUNNY IN THE AFTERNOON. HIGHS
70-75.
.SATURDAY NIGHT...MOSTLY CLEAR. LOWS AROUND 50.
.SUNDAY...SUNNY THEN BECOMING MOSTLY CLOUDY. HIGHS 66-69.

$$

VISIT US AT WWW.WEATHER.GOV/MEDFORD