437
FPUS86 KMFR 202224
TVLMFR
FORECAST FOR MOUNTAIN PASSES
NATIONAL WEATHER SERVICE MEDFORD, OR
224 PM PST SAT DEC 20 2025
CANYON CREEK PASS-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 81
224 PM PST SAT DEC 20 2025
TONIGHT
CLOUDY WITH RAIN. LOWS AROUND 39. CHANCE OF RAIN
80 PERCENT.
SUNDAY
CLOUDY WITH RAIN. HIGHS AROUND 47. CHANCE OF RAIN
90 PERCENT.
SUNDAY NIGHT
CLOUDY WITH RAIN. LOWS AROUND 38. CHANCE OF RAIN
90 PERCENT.
MONDAY
MOSTLY CLOUDY WITH RAIN LIKELY. HIGHS AROUND 47. CHANCE
OF RAIN 60 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF RAIN.
LOWS AROUND 37.
TUESDAY
CLOUDY. CHANCE OF RAIN IN THE MORNING, THEN RAIN
LIKELY IN THE AFTERNOON AND EVENING. HIGHS AROUND 46. CHANCE OF
RAIN 60 PERCENT.
SEXTON SUMMIT-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 69
224 PM PST SAT DEC 20 2025
TONIGHT
RAIN. LOWS 35-36. CHANCE OF RAIN 80 PERCENT.
SUNDAY
PATCHY DENSE FOG IN THE MORNING. RAIN. HIGHS 42-43.
CHANCE OF RAIN 90 PERCENT.
SUNDAY NIGHT
RAIN. LOWS AROUND 37. CHANCE OF RAIN 80 PERCENT.
MONDAY
RAIN LIKELY. HIGHS AROUND 40. CHANCE OF RAIN
60 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF RAIN.
LOWS 32-33.
TUESDAY
CLOUDY. CHANCE OF RAIN IN THE MORNING, THEN RAIN
LIKELY IN THE AFTERNOON AND EVENING. HIGHS AROUND 41. CHANCE OF
RAIN 60 PERCENT.
HAYES HILL SUMMIT-
LOCATION...OREGON HIGHWAY 199 NEAR MILEPOST 16
224 PM PST SAT DEC 20 2025
TONIGHT
CLOUDY WITH RAIN. LOWS AROUND 38. CHANCE OF RAIN
90 PERCENT.
SUNDAY
PATCHY DENSE FOG IN THE MORNING. CLOUDY WITH RAIN.
HIGHS AROUND 46. CHANCE OF RAIN 90 PERCENT.
SUNDAY NIGHT
CLOUDY WITH RAIN. LOWS AROUND 37. CHANCE OF RAIN
90 PERCENT.
MONDAY
MOSTLY CLOUDY WITH RAIN. HIGHS AROUND 45. CHANCE OF
RAIN 80 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF RAIN.
PATCHY FOG AFTER MIDNIGHT. LOWS AROUND 33.
TUESDAY
PATCHY FOG IN THE MORNING. CLOUDY WITH RAIN LIKELY.
HIGHS AROUND 45. CHANCE OF RAIN 60 PERCENT.
WILLAMETTE PASS-
LOCATION...OREGON HIGHWAY 58 NEAR MILEPOST 62
224 PM PST SAT DEC 20 2025
TONIGHT
CHANCE OF SNOW IN THE EVENING, THEN RAIN AND SNOW
AFTER MIDNIGHT. SNOW ACCUMULATION OF 1 TO 2 INCHES. LOWS AROUND
30. CHANCE OF PRECIPITATION 80 PERCENT.
SUNDAY
RAIN AND SNOW. LITTLE OR NO SNOW ACCUMULATION. HIGHS
37-39. CHANCE OF PRECIPITATION 90 PERCENT.
SUNDAY NIGHT
RAIN AND SNOW IN THE EVENING, THEN SNOW LIKELY
AFTER MIDNIGHT. SNOW ACCUMULATION OF 1 TO 2 INCHES. LOWS 26-28.
CHANCE OF PRECIPITATION NEAR 100 PERCENT.
MONDAY
MOSTLY CLOUDY. SNOW LIKELY IN THE MORNING, THEN CHANCE
OF SNOW IN THE AFTERNOON. HIGHS 36-37. CHANCE OF SNOW 70 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF SNOW.
LOWS 25-28.
TUESDAY
MOSTLY CLOUDY. CHANCE OF SNOW IN THE MORNING, THEN
RAIN AND SNOW LIKELY IN THE AFTERNOON AND EVENING. HIGHS 36-38.
CHANCE OF PRECIPITATION 70 PERCENT.
DIAMOND LAKE SUMMIT-
LOCATION...OREGON HIGHWAY 138 NEAR MILEPOST 83
224 PM PST SAT DEC 20 2025
...WINTER WEATHER ADVISORY IN EFFECT FROM 4 AM SUNDAY TO 4 AM PST
MONDAY...
TONIGHT
SNOW LIKELY IN THE EVENING, THEN RAIN AND SNOW AFTER
MIDNIGHT. SNOW ACCUMULATION OF 1 TO 2 INCHES. LOWS 30-32. CHANCE
OF PRECIPITATION 80 PERCENT.
SUNDAY
RAIN AND SNOW. SNOW ACCUMULATION UP TO 1 INCH. HIGHS
35-37. CHANCE OF PRECIPITATION NEAR 100 PERCENT.
SUNDAY NIGHT
RAIN AND SNOW IN THE EVENING, THEN SNOW AFTER
MIDNIGHT. SNOW ACCUMULATION OF 2 TO 3 INCHES. LOWS 26-28.
SOUTHWEST WINDS AROUND 20 MPH IN THE EVENING BECOMING LIGHT.
CHANCE OF PRECIPITATION NEAR 100 PERCENT.
MONDAY
MOSTLY CLOUDY. SNOW IN THE MORNING, THEN CHANCE OF SNOW
IN THE AFTERNOON. HIGHS 31-35. CHANCE OF SNOW 80 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW.
LOWS 25-28.
TUESDAY
MOSTLY CLOUDY. CHANCE OF SNOW IN THE MORNING, THEN
SNOW LIKELY IN THE AFTERNOON AND EVENING. HIGHS 34-38. CHANCE OF
SNOW 70 PERCENT.
CRATER LAKE-
LOCATION...OREGON HIGHWAY 62 NEAR MILEPOST 65
224 PM PST SAT DEC 20 2025
...WINTER WEATHER ADVISORY IN EFFECT FROM 4 AM SUNDAY TO 4 AM PST
MONDAY...
TONIGHT
SNOW LIKELY IN THE EVENING, THEN RAIN AND SNOW AFTER
MIDNIGHT. SNOW ACCUMULATION OF 2 TO 4 INCHES. LOWS 29-33. SOUTH
WINDS AROUND 20 MPH LATE IN THE EVENING AND OVERNIGHT. CHANCE OF
PRECIPITATION NEAR 100 PERCENT.
SUNDAY
RAIN AND SNOW. SNOW ACCUMULATION OF 2 TO 3 INCHES.
HIGHS 35-39. SOUTHWEST WINDS AROUND 20 MPH IN THE AFTERNOON.
CHANCE OF PRECIPITATION NEAR 100 PERCENT.
SUNDAY NIGHT
RAIN AND SNOW IN THE EVENING, THEN SNOW AFTER
MIDNIGHT. SNOW ACCUMULATION OF 2 TO 4 INCHES. LOWS 24-27.
SOUTHWEST WINDS AROUND 20 MPH. CHANCE OF PRECIPITATION NEAR
100 PERCENT.
MONDAY
MOSTLY CLOUDY. SNOW IN THE MORNING, THEN CHANCE OF SNOW
IN THE AFTERNOON. HIGHS 30-35. CHANCE OF SNOW 80 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW.
LOWS 23-27.
TUESDAY
MOSTLY CLOUDY WITH SNOW LIKELY. HIGHS 32-36. CHANCE OF
SNOW 60 PERCENT.
LAKE OF THE WOODS-
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 33
224 PM PST SAT DEC 20 2025
TONIGHT
RAIN AND SNOW IN THE EVENING, THEN RAIN AFTER
MIDNIGHT. LITTLE OR NO SNOW ACCUMULATION. LOWS 34-35. CHANCE OF
PRECIPITATION 90 PERCENT.
SUNDAY
RAIN. HIGHS 40-43. CHANCE OF RAIN NEAR 100 PERCENT.
SUNDAY NIGHT
RAIN AND SNOW IN THE EVENING, THEN SNOW AFTER
MIDNIGHT. SNOW ACCUMULATION UP TO 1 INCH. LOWS AROUND 30. CHANCE
OF PRECIPITATION 90 PERCENT.
MONDAY
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF SNOW. HIGHS
37-39.
MONDAY NIGHT
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF SNOW.
LOWS AROUND 30.
TUESDAY
CLOUDY. SNOW LIKELY. RAIN LIKELY IN THE AFTERNOON AND
EVENING. SNOW IN THE EVENING. HIGHS AROUND 40. CHANCE OF
PRECIPITATION 40 PERCENT.
SISKIYOU SUMMIT-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 4
224 PM PST SAT DEC 20 2025
TONIGHT
RAIN. LOWS 35-38. CHANCE OF RAIN 90 PERCENT.
SUNDAY
RAIN. HIGHS 42-46. CHANCE OF RAIN NEAR 100 PERCENT.
SUNDAY NIGHT
RAIN IN THE EVENING, THEN RAIN AND SNOW LIKELY
AFTER MIDNIGHT. NO SNOW ACCUMULATION. LOWS 31-33. CHANCE OF
PRECIPITATION 90 PERCENT.
MONDAY
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF RAIN AND
SNOW. HIGHS 39-43.
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW.
LOWS 29-32. CHANCE OF PRECIPITATION 20 PERCENT.
TUESDAY
CLOUDY. RAIN AND SNOW LIKELY IN THE MORNING, THEN RAIN
AND SNOW IN THE AFTERNOON AND EVENING. HIGHS 38-43. CHANCE OF
PRECIPITATION 40 PERCENT.
BLACK BUTTE SUMMIT-
LOCATION...CALIFORNIA INTERSTATE 5 NEAR MILEPOST 742
224 PM PST SAT DEC 20 2025
TONIGHT
RAIN. LOWS AROUND 40. SOUTHEAST WINDS AROUND 20 MPH
WITH GUSTS TO AROUND 35 MPH. CHANCE OF RAIN 90 PERCENT.
SUNDAY
RAIN. HIGHS 45-49. CHANCE OF RAIN NEAR 100 PERCENT.
SUNDAY NIGHT
RAIN IN THE EVENING, THEN RAIN LIKELY AFTER
MIDNIGHT. LOWS 33-34. CHANCE OF RAIN 80 PERCENT.
MONDAY
MOSTLY CLOUDY. CHANCE OF RAIN AND SNOW IN THE MORNING,
THEN CHANCE OF RAIN IN THE AFTERNOON. HIGHS 42-45. SOUTHEAST
WINDS AROUND 20 MPH IN THE AFTERNOON. CHANCE OF PRECIPITATION
40 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF RAIN.
LOWS 33-34.
TUESDAY
RAIN LIKELY IN THE MORNING, THEN RAIN IN THE AFTERNOON
AND EVENING. HIGHS 40-43. SOUTHEAST WINDS AROUND 20 MPH IN THE
EVENING. CHANCE OF RAIN 90 PERCENT.
GRASS LAKE/MT HEBRON SUMMIT-
LOCATION...CALIFORNIA HIGHWAY 97 NEAR MILEPOST 20
224 PM PST SAT DEC 20 2025
TONIGHT
CLOUDY WITH RAIN. LOWS 36-37. CHANCE OF RAIN
90 PERCENT.
SUNDAY
RAIN. HIGHS 46-47. CHANCE OF RAIN NEAR 100 PERCENT.
SUNDAY NIGHT
MOSTLY CLOUDY. RAIN IN THE EVENING, THEN RAIN AND
SNOW LIKELY AFTER MIDNIGHT. NO SNOW ACCUMULATION. LOWS AROUND 30.
CHANCE OF PRECIPITATION 90 PERCENT.
MONDAY
MOSTLY CLOUDY. CHANCE OF SNOW IN THE MORNING, THEN
CHANCE OF RAIN AND SNOW IN THE AFTERNOON. HIGHS 42-44. CHANCE OF
PRECIPITATION 30 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW.
LOWS AROUND 30.
TUESDAY
MOSTLY CLOUDY. RAIN AND SNOW LIKELY IN THE MORNING,
THEN RAIN AND SNOW IN THE AFTERNOON AND EVENING. HIGHS 41-43.
CHANCE OF PRECIPITATION 80 PERCENT.
WARNER MOUNTAIN SUMMIT-
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 4
224 PM PST SAT DEC 20 2025
TONIGHT
RAIN. LOWS 38-39. SOUTHWEST WINDS AROUND 20 MPH EARLY
IN THE EVENING BECOMING LIGHT. CHANCE OF RAIN NEAR 100 PERCENT.
SUNDAY
RAIN. HIGHS 43-44. SOUTHWEST WINDS AROUND 20 MPH.
CHANCE OF RAIN 90 PERCENT.
SUNDAY NIGHT
RAIN IN THE EVENING, THEN RAIN AND SNOW AFTER
MIDNIGHT. NO SNOW ACCUMULATION. LOWS 32-33. CHANCE OF
PRECIPITATION 80 PERCENT.
MONDAY
MOSTLY CLOUDY. SNOW LIKELY IN THE MORNING, THEN CHANCE
OF SNOW IN THE AFTERNOON. HIGHS AROUND 40. CHANCE OF SNOW
60 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY. CHANCE OF SNOW IN THE EVENING,
THEN RAIN AND SNOW LIKELY AFTER MIDNIGHT. LOWS 33-34. CHANCE OF
PRECIPITATION 20 PERCENT.
TUESDAY
RAIN AND SNOW IN THE MORNING, THEN RAIN IN THE
AFTERNOON AND EVENING. HIGHS AROUND 42. SOUTH WINDS 20 TO 25 MPH
IN THE EVENING. CHANCE OF PRECIPITATION 80 PERCENT.
CEDAR PASS-
LOCATION...CALIFORNIA HIGHWAY 299 NEAR MILEPOST 51
224 PM PST SAT DEC 20 2025
TONIGHT
RAIN. LOWS 37-38. SOUTHWEST WINDS AROUND 20 MPH WITH
GUSTS TO AROUND 35 MPH EARLY IN THE EVENING BECOMING LIGHT, THEN
BECOMING SOUTH 20 TO 30 MPH WITH GUSTS TO AROUND 50 MPH AFTER
MIDNIGHT. CHANCE OF RAIN NEAR 100 PERCENT.
SUNDAY
RAIN. HIGHS 41-43. SOUTHWEST WINDS 25 TO 30 MPH
INCREASING TO 35 TO 40 MPH IN THE AFTERNOON. CHANCE OF RAIN NEAR
100 PERCENT.
SUNDAY NIGHT
RAIN IN THE EVENING, THEN RAIN AND SNOW AFTER
MIDNIGHT. LITTLE OR NO SNOW ACCUMULATION. LOWS 32-33. SOUTHWEST
WINDS 20 TO 30 MPH. CHANCE OF PRECIPITATION 80 PERCENT.
MONDAY
MOSTLY CLOUDY. SNOW LIKELY IN THE MORNING, THEN CHANCE
OF SNOW IN THE AFTERNOON. HIGHS AROUND 40. SOUTHWEST WINDS 20 TO
25 MPH. CHANCE OF SNOW 70 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY. CHANCE OF SNOW IN THE EVENING,
THEN RAIN AND SNOW LIKELY AFTER MIDNIGHT. LOWS 33-34. CHANCE OF
PRECIPITATION 30 PERCENT.
TUESDAY
RAIN AND SNOW LIKELY IN THE MORNING, THEN RAIN AND
SNOW IN THE AFTERNOON AND EVENING. HIGHS 40-42. SOUTH WINDS 20 TO
30 MPH IN THE AFTERNOON AND EVENING. CHANCE OF PRECIPITATION
70 PERCENT.
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