485
FPUS86 KMFR 212256
TVLMFR

FORECAST FOR MOUNTAIN PASSES
NATIONAL WEATHER SERVICE MEDFORD, OR
356 PM PDT THU AUG 21 2025

$$

CANYON CREEK PASS-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 81
356 PM PDT THU AUG 21 2025

...HEAT ADVISORY IN EFFECT FROM 1 PM FRIDAY TO 8 PM PDT SUNDAY...

.TONIGHT...CLEAR. LOWS AROUND 58.
.FRIDAY...SUNNY. HIGHS AROUND 97.
.FRIDAY NIGHT...PARTLY CLOUDY IN THE EVENING THEN CLEARING. LOWS
AROUND 63.
.SATURDAY...PARTLY CLOUDY. HIGHS AROUND 98.
.SATURDAY NIGHT...MOSTLY CLOUDY IN THE EVENING THEN CLEARING.
LOWS AROUND 64.
.SUNDAY...PARTLY CLOUDY THEN BECOMING SUNNY IN THE AFTERNOON THEN
BECOMING PARTLY CLOUDY. HIGHS AROUND 95.

$$

SEXTON SUMMIT-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 69
356 PM PDT THU AUG 21 2025

.TONIGHT...CLEAR. LOWS AROUND 60. NORTH WINDS AROUND 20 MPH LATE
IN THE EVENING BECOMING LIGHT.
.FRIDAY...SUNNY. HIGHS 93-94.
.FRIDAY NIGHT...PARTLY CLOUDY IN THE EVENING THEN CLEARING. LOWS
66-67.
.SATURDAY...PARTLY CLOUDY. HIGHS 93-94.
.SATURDAY NIGHT...PARTLY CLOUDY IN THE EVENING THEN CLEARING.
LOWS 66-67.
.SUNDAY...MOSTLY CLEAR. HIGHS AROUND 91.

$$

HAYES HILL SUMMIT-
LOCATION...OREGON HIGHWAY 199 NEAR MILEPOST 16
356 PM PDT THU AUG 21 2025

.TONIGHT...CLEAR. LOWS AROUND 59.
.FRIDAY...SUNNY. HIGHS AROUND 104.
.FRIDAY NIGHT...PARTLY CLOUDY IN THE EVENING THEN CLEARING. LOWS
AROUND 63.
.SATURDAY AND SATURDAY NIGHT...PARTLY CLOUDY. HIGHS AROUND 103.
LOWS 63-64.
.SUNDAY...MOSTLY CLEAR. HIGHS AROUND 101.

$$

WILLAMETTE PASS-
LOCATION...OREGON HIGHWAY 58 NEAR MILEPOST 62
356 PM PDT THU AUG 21 2025

...HEAT ADVISORY IN EFFECT FROM 1 PM FRIDAY TO 8 PM PDT
SATURDAY...

.TONIGHT...CLEAR. LOWS 53-55.
.FRIDAY...SUNNY. HIGHS 85-88.
.FRIDAY NIGHT...MOSTLY CLEAR IN THE EVENING THEN BECOMING PARTLY
CLOUDY. LOWS AROUND 60.
.SATURDAY...PARTLY CLOUDY IN THE MORNING THEN BECOMING MOSTLY
CLOUDY. HIGHS 85-88.
.SATURDAY NIGHT...MOSTLY CLOUDY IN THE EVENING THEN BECOMING
PARTLY CLOUDY. LOWS 60-63.
.SUNDAY...PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY IN THE
AFTERNOON THEN BECOMING PARTLY CLOUDY. HIGHS 81-85.

$$

DIAMOND LAKE SUMMIT-
LOCATION...OREGON HIGHWAY 138 NEAR MILEPOST 83
356 PM PDT THU AUG 21 2025

...HEAT ADVISORY IN EFFECT FROM 1 PM FRIDAY TO 8 PM PDT
SATURDAY...

.TONIGHT...CLEAR. LOWS 53-55.
.FRIDAY...SUNNY. HIGHS 86-89.
.FRIDAY NIGHT...PARTLY CLOUDY. LOWS 58-59.
.SATURDAY...PARTLY CLOUDY IN THE MORNING THEN BECOMING MOSTLY
CLOUDY. HIGHS 85-88.
.SATURDAY NIGHT...PARTLY CLOUDY. LOWS AROUND 60.
.SUNDAY...PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY. HIGHS 82-85.

$$

CRATER LAKE-
LOCATION...OREGON HIGHWAY 62 NEAR MILEPOST 65
356 PM PDT THU AUG 21 2025

...HEAT ADVISORY IN EFFECT FROM 1 PM FRIDAY TO 8 PM PDT
SATURDAY...

.TONIGHT...CLEAR. LOWS 51-53.
.FRIDAY...SUNNY. HIGHS 83-88.
.FRIDAY NIGHT...PARTLY CLOUDY. LOWS 55-56.
.SATURDAY...PARTLY CLOUDY. HIGHS 82-87.
.SATURDAY NIGHT...PARTLY CLOUDY. LOWS 56-58.
.SUNDAY...PARTLY CLOUDY. A 20 PERCENT CHANCE OF THUNDERSTORMS IN
THE EVENING. HIGHS 78-83.

$$

LAKE OF THE WOODS-
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 33
356 PM PDT THU AUG 21 2025

...HEAT ADVISORY IN EFFECT FROM 1 PM FRIDAY TO 8 PM PDT
SATURDAY...

.TONIGHT...CLEAR. LOWS 52-55.
.FRIDAY...SUNNY. HIGHS AROUND 90.
.FRIDAY NIGHT...PARTLY CLOUDY. LOWS 56-59.
.SATURDAY...PARTLY CLOUDY. HIGHS 87-89.
.SATURDAY NIGHT...PARTLY CLOUDY. LOWS AROUND 60.
.SUNDAY...SUNNY IN THE MORNING THEN BECOMING PARTLY CLOUDY. A
20 PERCENT CHANCE OF THUNDERSTORMS IN THE EVENING. HIGHS 83-86.

$$

SISKIYOU SUMMIT-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 4
356 PM PDT THU AUG 21 2025

...HEAT ADVISORY IN EFFECT FROM 1 PM FRIDAY TO 8 PM PDT
SATURDAY...

.TONIGHT...CLEAR. LOWS 61-63. NORTH WINDS AROUND 20 MPH LATE IN
THE EVENING BECOMING LIGHT.
.FRIDAY...SUNNY. HIGHS 88-94.
.FRIDAY NIGHT...PARTLY CLOUDY IN THE EVENING THEN CLEARING. LOWS
63-67.
.SATURDAY...PARTLY CLOUDY. HIGHS 86-93.
.SATURDAY NIGHT...PARTLY CLOUDY. LOWS 64-67.
.SUNDAY...SUNNY, THEN PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF
THUNDERSTORMS IN THE EVENING. HIGHS 84-92.

$$

BLACK BUTTE SUMMIT-
LOCATION...CALIFORNIA INTERSTATE 5 NEAR MILEPOST 742
356 PM PDT THU AUG 21 2025

...HEAT ADVISORY IN EFFECT FROM 1 PM FRIDAY TO 8 PM PDT
SATURDAY...

.TONIGHT...CLEAR. LOWS AROUND 60.
.FRIDAY...SUNNY. HIGHS 91-96.
.FRIDAY NIGHT...PARTLY CLOUDY IN THE EVENING THEN CLEARING. LOWS
63-66.
.SATURDAY AND SATURDAY NIGHT...PARTLY CLOUDY. HIGHS 91-95. LOWS
63-66.
.SUNDAY...SUNNY, THEN PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF
THUNDERSTORMS IN THE EVENING. HIGHS 89-93.

$$

GRASS LAKE/MT HEBRON SUMMIT-
LOCATION...CALIFORNIA HIGHWAY 97 NEAR MILEPOST 20
356 PM PDT THU AUG 21 2025

...HEAT ADVISORY IN EFFECT FROM 1 PM FRIDAY TO 8 PM PDT
SATURDAY...

.TONIGHT...CLEAR. LOWS 53-54.
.FRIDAY...SUNNY. HIGHS 91-93.
.FRIDAY NIGHT...PARTLY CLOUDY. LOWS 56-57.
.SATURDAY AND SATURDAY NIGHT...PARTLY CLOUDY. HIGHS 91-93. LOWS
56-59.
.SUNDAY...SUNNY, THEN PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF
THUNDERSTORMS IN THE EVENING. HIGHS 88-89.

$$

WARNER MOUNTAIN SUMMIT-
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 4
356 PM PDT THU AUG 21 2025

...HEAT ADVISORY IN EFFECT FROM 1 PM FRIDAY TO 8 PM PDT
SATURDAY...

.TONIGHT...MOSTLY CLEAR. LOWS 54-55.
.FRIDAY...SUNNY. HIGHS AROUND 90.
.FRIDAY NIGHT...PARTLY CLOUDY. LOWS AROUND 60.
.SATURDAY...MOSTLY CLOUDY IN THE MORNING THEN BECOMING PARTLY
CLOUDY. HIGHS AROUND 90.
.SATURDAY NIGHT...MOSTLY CLOUDY. LOWS AROUND 61.
.SUNDAY...MOSTLY CLOUDY. A 30 PERCENT CHANCE OF THUNDERSTORMS IN
THE AFTERNOON AND EVENING. HIGHS 81-82.

$$

CEDAR PASS-
LOCATION...CALIFORNIA HIGHWAY 299 NEAR MILEPOST 51
356 PM PDT THU AUG 21 2025

...HEAT ADVISORY IN EFFECT FROM 1 PM FRIDAY TO 8 PM PDT
SATURDAY...

.TONIGHT...MOSTLY CLEAR. LOWS 57-58.
.FRIDAY...SUNNY. HIGHS 83-87.
.FRIDAY NIGHT...PARTLY CLOUDY. LOWS 62-63.
.SATURDAY...PARTLY CLOUDY. HIGHS 83-86.
.SATURDAY NIGHT...MOSTLY CLOUDY. LOWS 62-63.
.SUNDAY...MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF
THUNDERSTORMS. HIGHS 75-78.

$$

VISIT US AT WWW.WEATHER.GOV/MEDFORD