151
FPUS86 KMFR 211024
TVLMFR
FORECAST FOR MOUNTAIN PASSES
NATIONAL WEATHER SERVICE MEDFORD, OR
224 AM PST SUN DEC 21 2025
CANYON CREEK PASS-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 81
224 AM PST SUN DEC 21 2025
TODAY
CLOUDY WITH RAIN. HIGHS AROUND 46. CHANCE OF RAIN
80 PERCENT.
TONIGHT
MOSTLY CLOUDY WITH RAIN LIKELY. LOWS AROUND 37. CHANCE
OF RAIN 60 PERCENT.
MONDAY
MOSTLY CLOUDY WITH RAIN LIKELY. HIGHS AROUND 45. CHANCE
OF RAIN 70 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF RAIN.
LOWS AROUND 35.
TUESDAY
CLOUDY. RAIN LIKELY IN THE MORNING, THEN RAIN IN THE
AFTERNOON AND EVENING. HIGHS AROUND 43. CHANCE OF RAIN
80 PERCENT.
SEXTON SUMMIT-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 69
224 AM PST SUN DEC 21 2025
TODAY
PATCHY FOG IN THE MORNING. RAIN. HIGHS AROUND 41. CHANCE
OF RAIN NEAR 100 PERCENT.
TONIGHT
MOSTLY CLOUDY WITH RAIN LIKELY. LOWS AROUND 36. CHANCE
OF RAIN 60 PERCENT.
MONDAY
RAIN LIKELY. HIGHS AROUND 40. CHANCE OF RAIN
60 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF RAIN.
LOWS 34-35.
TUESDAY
CLOUDY. CHANCE OF RAIN, THEN RAIN IN THE EVENING.
HIGHS AROUND 38. CHANCE OF RAIN 80 PERCENT.
HAYES HILL SUMMIT-
LOCATION...OREGON HIGHWAY 199 NEAR MILEPOST 16
224 AM PST SUN DEC 21 2025
TODAY
RAIN. PATCHY DENSE FOG. HIGHS AROUND 46. CHANCE OF RAIN
NEAR 100 PERCENT.
TONIGHT
MOSTLY CLOUDY. RAIN IN THE EVENING, THEN RAIN LIKELY
AFTER MIDNIGHT. LOWS AROUND 37. CHANCE OF RAIN 80 PERCENT.
MONDAY
MOSTLY CLOUDY WITH RAIN. HIGHS AROUND 45. CHANCE OF
RAIN 80 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY. RAIN LIKELY IN THE EVENING, THEN
CHANCE OF RAIN AFTER MIDNIGHT. PATCHY FOG AFTER MIDNIGHT. LOWS
AROUND 34. CHANCE OF RAIN 60 PERCENT.
TUESDAY
CLOUDY. PATCHY FOG IN THE MORNING. RAIN LIKELY IN THE
MORNING, THEN RAIN IN THE AFTERNOON AND EVENING. HIGHS AROUND 41.
CHANCE OF RAIN 80 PERCENT.
WILLAMETTE PASS-
LOCATION...OREGON HIGHWAY 58 NEAR MILEPOST 62
224 AM PST SUN DEC 21 2025
TODAY
RAIN AND SNOW. SNOW ACCUMULATION UP TO 1 INCH. HIGHS
36-37. CHANCE OF PRECIPITATION NEAR 100 PERCENT.
TONIGHT
MOSTLY CLOUDY. RAIN AND SNOW IN THE EVENING, THEN SNOW
LIKELY AFTER MIDNIGHT. SNOW ACCUMULATION OF 2 TO 3 INCHES. LOWS
25-28. CHANCE OF PRECIPITATION 80 PERCENT.
MONDAY
MOSTLY CLOUDY. SNOW LIKELY IN THE MORNING, THEN CHANCE
OF SNOW IN THE AFTERNOON. SNOW ACCUMULATION UP TO 1 INCH. HIGHS
34-35. CHANCE OF SNOW 70 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF SNOW.
LOWS 24-26.
TUESDAY
SNOW LIKELY IN THE MORNING, THEN RAIN AND SNOW IN THE
AFTERNOON AND EVENING. HIGHS AROUND 35. CHANCE OF PRECIPITATION
80 PERCENT.
DIAMOND LAKE SUMMIT-
LOCATION...OREGON HIGHWAY 138 NEAR MILEPOST 83
224 AM PST SUN DEC 21 2025
..WINTER WEATHER ADVISORY IN EFFECT UNTIL 4 AM PST MONDAY
TODAY
RAIN AND SNOW. SNOW ACCUMULATION OF 2 TO 4 INCHES. HIGHS
35-38. CHANCE OF PRECIPITATION NEAR 100 PERCENT.
TONIGHT
MOSTLY CLOUDY. SNOW IN THE EVENING, THEN SNOW LIKELY
AFTER MIDNIGHT. SNOW ACCUMULATION OF 3 TO 5 INCHES. LOWS 23-25.
SOUTHWEST WINDS AROUND 20 MPH IN THE EVENING BECOMING LIGHT.
CHANCE OF SNOW 80 PERCENT.
MONDAY
MOSTLY CLOUDY. SNOW LIKELY IN THE MORNING, THEN CHANCE
OF SNOW IN THE AFTERNOON. SNOW ACCUMULATION UP TO 1 INCH. HIGHS
32-35. CHANCE OF SNOW 70 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW.
LOWS 20-22.
TUESDAY
SNOW LIKELY IN THE MORNING, THEN SNOW IN THE AFTERNOON
AND EVENING. HIGHS 33-35. CHANCE OF SNOW 80 PERCENT.
CRATER LAKE-
LOCATION...OREGON HIGHWAY 62 NEAR MILEPOST 65
224 AM PST SUN DEC 21 2025
..WINTER WEATHER ADVISORY IN EFFECT UNTIL 4 AM PST MONDAY
TODAY
RAIN AND SNOW. SNOW ACCUMULATION OF 3 TO 6 INCHES. HIGHS
35-38. SOUTHWEST WINDS 20 TO 25 MPH. CHANCE OF PRECIPITATION NEAR
100 PERCENT.
TONIGHT
SNOW IN THE EVENING, THEN SNOW LIKELY AFTER MIDNIGHT.
SNOW ACCUMULATION OF 5 TO 6 INCHES. LOWS 22-25. SOUTHWEST WINDS
AROUND 20 MPH. CHANCE OF SNOW 90 PERCENT.
MONDAY
MOSTLY CLOUDY. SNOW LIKELY IN THE MORNING, THEN CHANCE
OF SNOW IN THE AFTERNOON. SNOW ACCUMULATION AROUND 1 INCH. HIGHS
31-35. CHANCE OF SNOW 60 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW.
LOWS 19-22.
TUESDAY
CHANCE OF SNOW IN THE MORNING, THEN SNOW IN THE
AFTERNOON AND EVENING. HIGHS 32-35. CHANCE OF SNOW 90 PERCENT.
LAKE OF THE WOODS-
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 33
224 AM PST SUN DEC 21 2025
TODAY
RAIN IN THE MORNING, THEN RAIN AND SNOW IN THE
AFTERNOON. NO SNOW ACCUMULATION. HIGHS 41-43. CHANCE OF
PRECIPITATION NEAR 100 PERCENT.
TONIGHT
MOSTLY CLOUDY. RAIN AND SNOW IN THE EVENING, THEN SNOW
LIKELY AFTER MIDNIGHT. SNOW ACCUMULATION OF 1 TO 2 INCHES. LOWS
26-28. CHANCE OF PRECIPITATION 80 PERCENT.
MONDAY
MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF SNOW. HIGHS
37-39.
MONDAY NIGHT
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW.
LOWS 24-27.
TUESDAY
SNOW IN THE MORNING, THEN RAIN AND SNOW IN THE
AFTERNOON AND EVENING. HIGHS 35-37. CHANCE OF PRECIPITATION
80 PERCENT.
SISKIYOU SUMMIT-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 4
224 AM PST SUN DEC 21 2025
TODAY
RAIN. HIGHS 41-46. CHANCE OF RAIN NEAR 100 PERCENT.
TONIGHT
MOSTLY CLOUDY. RAIN IN THE EVENING, THEN CHANCE OF
RAIN AND SNOW AFTER MIDNIGHT. NO SNOW ACCUMULATION. LOWS 31-34.
CHANCE OF PRECIPITATION 90 PERCENT.
MONDAY
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF RAIN AND
SNOW. HIGHS 38-42.
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW.
LOWS 31-34. CHANCE OF PRECIPITATION 20 PERCENT.
TUESDAY
RAIN AND SNOW. HIGHS AROUND 40. CHANCE OF
PRECIPITATION 80 PERCENT.
BLACK BUTTE SUMMIT-
LOCATION...CALIFORNIA INTERSTATE 5 NEAR MILEPOST 742
224 AM PST SUN DEC 21 2025
TODAY
RAIN IN THE MORNING, THEN RAIN SHOWERS AND SLIGHT CHANCE
OF THUNDERSTORMS IN THE AFTERNOON. HIGHS 46-49. SOUTHEAST WINDS
AROUND 20 MPH EARLY IN THE MORNING BECOMING LIGHT. CHANCE OF
PRECIPITATION NEAR 100 PERCENT.
TONIGHT
MOSTLY CLOUDY. RAIN SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN CHANCE OF RAIN AND SNOW AFTER
MIDNIGHT. NO SNOW ACCUMULATION. LOWS 31-33. CHANCE OF
PRECIPITATION 80 PERCENT.
MONDAY
MOSTLY CLOUDY. CHANCE OF RAIN AND SNOW IN THE MORNING,
THEN CHANCE OF RAIN IN THE AFTERNOON. HIGHS 40-43. SOUTHEAST
WINDS AROUND 20 MPH IN THE AFTERNOON. CHANCE OF PRECIPITATION
50 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY. CHANCE OF RAIN IN THE EVENING,
THEN RAIN LIKELY AFTER MIDNIGHT. LOWS 31-32. CHANCE OF RAIN
40 PERCENT.
TUESDAY
RAIN. HIGHS AROUND 40. 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 AM PST SUN DEC 21 2025
TODAY
RAIN IN THE MORNING, THEN RAIN SHOWERS AND SLIGHT CHANCE
OF THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 49. CHANCE OF
PRECIPITATION NEAR 100 PERCENT.
TONIGHT
MOSTLY CLOUDY. RAIN SHOWERS, SNOW AND SLIGHT CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN CHANCE OF RAIN AND SNOW AFTER
MIDNIGHT. NO SNOW ACCUMULATION. LOWS AROUND 28. CHANCE OF
PRECIPITATION 80 PERCENT.
MONDAY
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW. HIGHS
43-45.
MONDAY NIGHT
MOSTLY CLOUDY. CHANCE OF SNOW IN THE EVENING,
THEN SNOW LIKELY AFTER MIDNIGHT. LOWS 27-28. CHANCE OF SNOW
30 PERCENT.
TUESDAY
RAIN AND SNOW. HIGHS 41-42. CHANCE OF PRECIPITATION
90 PERCENT.
WARNER MOUNTAIN SUMMIT-
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 4
224 AM PST SUN DEC 21 2025
TODAY
RAIN. HIGHS 43-45. SOUTHWEST WINDS AROUND 20 MPH IN THE
LATE MORNING AND AFTERNOON. CHANCE OF RAIN 90 PERCENT.
TONIGHT
MOSTLY CLOUDY. RAIN AND SNOW IN THE EVENING, THEN
CHANCE OF RAIN AND SNOW AFTER MIDNIGHT. NO SNOW ACCUMULATION.
LOWS AROUND 33. CHANCE OF PRECIPITATION 80 PERCENT.
MONDAY
MOSTLY CLOUDY. CHANCE OF SNOW IN THE MORNING, THEN
CHANCE OF RAIN AND SNOW IN THE AFTERNOON. HIGHS AROUND 40. CHANCE
OF PRECIPITATION 40 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY. CHANCE OF RAIN AND SNOW IN THE
EVENING, THEN SNOW AFTER MIDNIGHT. LOWS 33-34. CHANCE OF
PRECIPITATION 40 PERCENT.
TUESDAY
RAIN AND SNOW, THEN RAIN IN THE EVENING. HIGHS 42-43.
SOUTH WINDS 20 TO 25 MPH IN THE EVENING. CHANCE OF PRECIPITATION
80 PERCENT.
CEDAR PASS-
LOCATION...CALIFORNIA HIGHWAY 299 NEAR MILEPOST 51
224 AM PST SUN DEC 21 2025
TODAY
RAIN. HIGHS AROUND 43. SOUTHWEST WINDS 25 TO 30 MPH WITH
GUSTS TO AROUND 50 MPH INCREASING TO 35 TO 40 MPH WITH GUSTS TO
AROUND 60 MPH. CHANCE OF RAIN 90 PERCENT.
TONIGHT
RAIN AND SNOW IN THE EVENING, THEN RAIN AND SNOW
LIKELY AFTER MIDNIGHT. NO SNOW ACCUMULATION. LOWS AROUND 34.
SOUTHWEST WINDS 20 TO 30 MPH. CHANCE OF PRECIPITATION 80 PERCENT.
MONDAY
SNOW LIKELY IN THE MORNING, THEN RAIN AND SNOW LIKELY
IN THE AFTERNOON. NO SNOW ACCUMULATION. HIGHS AROUND 40.
SOUTHWEST WINDS 20 TO 25 MPH. CHANCE OF PRECIPITATION 70 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY WITH SNOW. LOWS AROUND 37. CHANCE
OF SNOW 80 PERCENT.
TUESDAY
RAIN AND SNOW IN THE MORNING, THEN RAIN AND SNOW
LIKELY IN THE AFTERNOON. RAIN AND SNOW IN THE EVENING. HIGHS
40-43. SOUTH WINDS 20 TO 30 MPH IN THE AFTERNOON AND EVENING.
CHANCE OF PRECIPITATION 90 PERCENT.
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