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FPUS86 KMFR 152221

TVLMFR



FORECAST FOR MOUNTAIN PASSES

NATIONAL WEATHER SERVICE MEDFORD, OR

321 PM PDT THU MAY 15 2025



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CANYON CREEK PASS-

LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 81

321 PM PDT THU MAY 15 2025



.TONIGHT...MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF RAIN SHOWERS

IN THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. LOWS AROUND

41. 

.FRIDAY...SUNNY IN THE MORNING THEN BECOMING MOSTLY CLOUDY. HIGHS

AROUND 68. 

.FRIDAY NIGHT...MOSTLY CLOUDY. A 20 PERCENT CHANCE OF SHOWERS

AFTER MIDNIGHT. LOWS AROUND 47. 

.SATURDAY...MOSTLY CLOUDY. SHOWERS LIKELY IN THE MORNING, THEN

SHOWERS LIKELY AND SLIGHT CHANCE OF THUNDERSTORMS IN THE

AFTERNOON. HIGHS AROUND 57. CHANCE OF PRECIPITATION 70 PERCENT. 

.SATURDAY NIGHT...MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF

SHOWERS. LOWS AROUND 42. 

.SUNDAY...MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF SHOWERS IN

THE MORNING, THEN PARTLY CLOUDY IN THE AFTERNOON AND EVENING.

HIGHS AROUND 59. 



$$



SEXTON SUMMIT-

LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 69

321 PM PDT THU MAY 15 2025



.TONIGHT...MOSTLY CLOUDY WITH A 10 PERCENT CHANCE OF RAIN SHOWERS

IN THE EVENING, THEN MOSTLY CLEAR AFTER MIDNIGHT. LOWS AROUND 41.

.FRIDAY...SUNNY IN THE MORNING THEN BECOMING MOSTLY CLOUDY. HIGHS

AROUND 65. 

.FRIDAY NIGHT...MOSTLY CLOUDY. CHANCE OF SHOWERS AFTER MIDNIGHT.

LOWS 45-47. 

.SATURDAY...MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF SHOWERS.

HIGHS AROUND 55. 

.SATURDAY NIGHT...MOSTLY CLOUDY. A 30 PERCENT CHANCE OF SHOWERS

IN THE EVENING. LOWS 39-42. 

.SUNDAY...MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY IN THE

AFTERNOON THEN BECOMING MOSTLY CLEAR. HIGHS 56-57. 



$$



HAYES HILL SUMMIT-

LOCATION...OREGON HIGHWAY 199 NEAR MILEPOST 16

321 PM PDT THU MAY 15 2025



.TONIGHT...MOSTLY CLOUDY WITH A 10 PERCENT CHANCE OF SHOWERS IN

THE EVENING, THEN MOSTLY CLEAR AFTER MIDNIGHT. LOWS AROUND 41. 

.FRIDAY...SUNNY IN THE MORNING THEN BECOMING MOSTLY CLOUDY. HIGHS

AROUND 71. 

.FRIDAY NIGHT...MOSTLY CLOUDY. A 20 PERCENT CHANCE OF SHOWERS

AFTER MIDNIGHT. LOWS AROUND 47. 

.SATURDAY...MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF SHOWERS.

HIGHS AROUND 62. 

.SATURDAY NIGHT...MOSTLY CLOUDY. A 30 PERCENT CHANCE OF SHOWERS

IN THE EVENING. LOWS AROUND 42. 

.SUNDAY...PARTLY CLOUDY THEN CLEARING. HIGHS AROUND 64. 



$$



WILLAMETTE PASS-

LOCATION...OREGON HIGHWAY 58 NEAR MILEPOST 62

321 PM PDT THU MAY 15 2025



.TONIGHT...MOSTLY CLOUDY. RAIN SHOWERS LIKELY IN THE EVENING.

LOWS 34-37. CHANCE OF SHOWERS 70 PERCENT. 

.FRIDAY...PARTLY CLOUDY IN THE MORNING THEN BECOMING MOSTLY

CLOUDY. HIGHS 53-55. 

.FRIDAY NIGHT...MOSTLY CLOUDY. A 50 PERCENT CHANCE OF RAIN

SHOWERS AFTER MIDNIGHT. LOWS 37-39. 

.SATURDAY...SHOWERS IN THE MORNING, THEN SHOWERS AND SLIGHT

CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS 43-45. CHANCE OF

PRECIPITATION 90 PERCENT. 

.SATURDAY NIGHT...MOSTLY CLOUDY. RAIN AND SNOW SHOWERS IN THE

EVENING, THEN CHANCE OF RAIN AND SNOW SHOWERS AFTER MIDNIGHT.

LOWS 30-32. CHANCE OF PRECIPITATION 90 PERCENT. 

.SUNDAY...MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY IN THE

AFTERNOON THEN BECOMING MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS IN

THE MORNING, THEN SLIGHT CHANCE OF RAIN AND SNOW SHOWERS IN THE

AFTERNOON AND EVENING. HIGHS 41-43. CHANCE OF PRECIPITATION

40 PERCENT. 



$$



DIAMOND LAKE SUMMIT-

LOCATION...OREGON HIGHWAY 138 NEAR MILEPOST 83

321 PM PDT THU MAY 15 2025



.TONIGHT...MOSTLY CLOUDY. A 40 PERCENT CHANCE OF RAIN AND SNOW

SHOWERS IN THE EVENING. LOWS 32-34. 

.FRIDAY...PARTLY CLOUDY IN THE MORNING THEN BECOMING MOSTLY

CLOUDY. HIGHS 54-57. 

.FRIDAY NIGHT...CLOUDY. A 30 PERCENT CHANCE OF RAIN SHOWERS AFTER

MIDNIGHT. LOWS 35-37. 

.SATURDAY...RAIN AND SNOW SHOWERS IN THE MORNING, THEN SHOWERS

AND SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS 42-45.

CHANCE OF PRECIPITATION 80 PERCENT. 

.SATURDAY NIGHT...MOSTLY CLOUDY. RAIN AND SNOW SHOWERS LIKELY IN

THE EVENING, THEN CHANCE OF SNOW SHOWERS AFTER MIDNIGHT. LOWS

AROUND 30. CHANCE OF PRECIPITATION 70 PERCENT. 

.SUNDAY...MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW SHOWERS

IN THE MORNING, THEN PARTLY CLOUDY IN THE AFTERNOON AND EVENING.

HIGHS 41-44. 



$$



CRATER LAKE-

LOCATION...OREGON HIGHWAY 62 NEAR MILEPOST 65

321 PM PDT THU MAY 15 2025



.TONIGHT...MOSTLY CLOUDY. A 40 PERCENT CHANCE OF RAIN AND SNOW

SHOWERS IN THE EVENING. LOWS 32-34. 

.FRIDAY...PARTLY CLOUDY IN THE MORNING THEN BECOMING MOSTLY

CLOUDY. HIGHS 53-59. 

.FRIDAY NIGHT...CLOUDY. RAIN AND SNOW SHOWERS AFTER MIDNIGHT.

LOWS 35-36. 

.SATURDAY...RAIN AND SNOW SHOWERS. HIGHS 41-47. CHANCE OF

PRECIPITATION 80 PERCENT. 

.SATURDAY NIGHT...MOSTLY CLOUDY. RAIN AND SNOW SHOWERS LIKELY IN

THE EVENING, THEN CHANCE OF SNOW SHOWERS AFTER MIDNIGHT. LOWS

28-29. CHANCE OF PRECIPITATION 60 PERCENT. 

.SUNDAY...MOSTLY CLOUDY IN THE MORNING THEN BECOMING PARTLY

CLOUDY. A 30 PERCENT CHANCE OF SNOW SHOWERS IN THE MORNING. HIGHS

40-45. 



$$



LAKE OF THE WOODS-

LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 33

321 PM PDT THU MAY 15 2025



.TONIGHT...MOSTLY CLOUDY. A 30 PERCENT CHANCE OF RAIN SHOWERS IN

THE EVENING. LOWS 33-35. 

.FRIDAY...SUNNY IN THE MORNING THEN BECOMING PARTLY CLOUDY. HIGHS

AROUND 60. 

.FRIDAY NIGHT...MOSTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN

SHOWERS AFTER MIDNIGHT. LOWS 37-38. 

.SATURDAY...SHOWERS LIKELY IN THE MORNING, THEN SHOWERS IN THE

AFTERNOON. HIGHS 46-48. CHANCE OF SHOWERS 80 PERCENT. 

.SATURDAY NIGHT...MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF RAIN

AND SNOW SHOWERS. LOWS AROUND 30. 

.SUNDAY...PARTLY CLOUDY. A 20 PERCENT CHANCE OF SNOW SHOWERS IN

THE MORNING. HIGHS 45-48. 



$$



SISKIYOU SUMMIT-

LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 4

321 PM PDT THU MAY 15 2025



.TONIGHT...MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY AFTER

MIDNIGHT THEN BECOMING MOSTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN

SHOWERS IN THE EVENING. LOWS AROUND 40. NORTH WINDS AROUND 20 MPH

IN THE EVENING BECOMING LIGHT. 

.FRIDAY...SUNNY IN THE MORNING THEN BECOMING PARTLY CLOUDY. HIGHS

59-64. 

.FRIDAY NIGHT...MOSTLY CLOUDY. CHANCE OF SHOWERS AFTER MIDNIGHT.

LOWS 43-45. 

.SATURDAY...MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF SHOWERS.

HIGHS 48-53. 

.SATURDAY NIGHT...MOSTLY CLOUDY. A 20 PERCENT CHANCE OF SHOWERS

IN THE EVENING. LOWS 36-38. NORTHWEST WINDS AROUND 20 MPH IN THE

EVENING BECOMING LIGHT. 

.SUNDAY...MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY IN THE

AFTERNOON THEN BECOMING MOSTLY CLEAR. HIGHS 48-53. 



$$



BLACK BUTTE SUMMIT-

LOCATION...CALIFORNIA INTERSTATE 5 NEAR MILEPOST 742

321 PM PDT THU MAY 15 2025



.TONIGHT...MOSTLY CLOUDY IN THE EVENING THEN BECOMING PARTLY

CLOUDY. LOWS AROUND 40. 

.FRIDAY...SUNNY IN THE MORNING THEN BECOMING PARTLY CLOUDY. HIGHS

66-70. 

.FRIDAY NIGHT...MOSTLY CLOUDY. CHANCE OF SHOWERS AFTER MIDNIGHT.

LOWS 43-45. 

.SATURDAY...MOSTLY CLOUDY IN THE MORNING THEN BECOMING PARTLY

CLOUDY. A 30 PERCENT CHANCE OF SHOWERS. HIGHS 55-59. 

.SATURDAY NIGHT...PARTLY CLOUDY. LOWS 35-37. NORTHWEST WINDS

AROUND 20 MPH IN THE EVENING BECOMING LIGHT. 

.SUNDAY...MOSTLY CLEAR. HIGHS 56-60. NORTH WINDS AROUND 20 MPH IN

THE AFTERNOON AND EVENING. 



$$



GRASS LAKE/MT HEBRON SUMMIT-

LOCATION...CALIFORNIA HIGHWAY 97 NEAR MILEPOST 20

321 PM PDT THU MAY 15 2025



.TONIGHT...MOSTLY CLOUDY IN THE EVENING THEN BECOMING PARTLY

CLOUDY. LOWS 33-34. 

.FRIDAY...SUNNY IN THE MORNING THEN BECOMING PARTLY CLOUDY. HIGHS

65-67. 

.FRIDAY NIGHT...MOSTLY CLOUDY. CHANCE OF SHOWERS AFTER MIDNIGHT.

LOWS AROUND 39. 

.SATURDAY...MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF SHOWERS.

HIGHS 54-55. 

.SATURDAY NIGHT...PARTLY CLOUDY IN THE EVENING THEN BECOMING

MOSTLY CLOUDY. LOWS AROUND 30. 

.SUNDAY...PARTLY CLOUDY IN THE MORNING THEN BECOMING MOSTLY

CLEAR. HIGHS 53-56. NORTHWEST WINDS AROUND 20 MPH IN THE

AFTERNOON BECOMING LIGHT. 



$$



WARNER MOUNTAIN SUMMIT-

LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 4

321 PM PDT THU MAY 15 2025



.TONIGHT...MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF RAIN

SHOWERS. LOWS AROUND 37. 

.FRIDAY...MOSTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS

AROUND 60. 

.FRIDAY NIGHT...MOSTLY CLOUDY. A 30 PERCENT CHANCE OF RAIN

SHOWERS AFTER MIDNIGHT. LOWS AROUND 40. 

.SATURDAY...SHOWERS IN THE MORNING, THEN SHOWERS AND CHANCE OF

THUNDERSTORMS IN THE AFTERNOON. HIGHS 51-53. CHANCE OF

PRECIPITATION 80 PERCENT. 

.SATURDAY NIGHT...MOSTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT

CHANCE OF THUNDERSTORMS IN THE EVENING. LOWS AROUND 32. CHANCE OF

PRECIPITATION 40 PERCENT. 

.SUNDAY...PARTLY CLOUDY. HIGHS AROUND 50. NORTHWEST WINDS AROUND

20 MPH IN THE AFTERNOON AND EVENING. 



$$



CEDAR PASS-

LOCATION...CALIFORNIA HIGHWAY 299 NEAR MILEPOST 51

321 PM PDT THU MAY 15 2025



.TONIGHT...MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF RAIN

SHOWERS. LOWS AROUND 37. 

.FRIDAY...PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS

55-58. 

.FRIDAY NIGHT...MOSTLY CLOUDY. A 30 PERCENT CHANCE OF RAIN

SHOWERS AFTER MIDNIGHT. LOWS AROUND 40. 

.SATURDAY...SHOWERS IN THE MORNING, THEN SHOWERS AND CHANCE OF

THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 50. CHANCE OF

PRECIPITATION 90 PERCENT. 

.SATURDAY NIGHT...MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF RAIN

AND SNOW SHOWERS IN THE EVENING, THEN PARTLY CLOUDY AFTER

MIDNIGHT. LOWS AROUND 31. NORTHWEST WINDS AROUND 20 MPH. 

.SUNDAY...MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY IN THE

AFTERNOON THEN BECOMING MOSTLY CLEAR. HIGHS 44-47. WEST WINDS

AROUND 20 MPH. 



$$



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