603 FPUS86 KMFR 132139 TVLMFR FORECAST FOR MOUNTAIN PASSES NATIONAL WEATHER SERVICE MEDFORD, OR 239 PM PDT MON APR 13 2026 $$ CANYON CREEK PASS- LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 81 239 PM PDT MON APR 13 2026 .TONIGHT...MOSTLY CLOUDY. LOWS AROUND 36. .TUESDAY...PARTLY CLOUDY IN THE MORNING, THEN MOSTLY CLOUDY WITH RAIN LIKELY IN THE AFTERNOON. HIGHS AROUND 56. .TUESDAY NIGHT...CLOUDY WITH RAIN. LOWS AROUND 41. CHANCE OF RAIN 90 PERCENT. .WEDNESDAY...CLOUDY WITH RAIN. HIGHS AROUND 48. CHANCE OF RAIN 90 PERCENT. .WEDNESDAY NIGHT...MOSTLY CLOUDY. RAIN AND SNOW SHOWERS IN THE EVENING, THEN CHANCE OF SNOW SHOWERS AFTER MIDNIGHT. LOWS AROUND 32. CHANCE OF PRECIPITATION 80 PERCENT. .THURSDAY...MOSTLY CLOUDY WITH A CHANCE OF SNOW IN THE MORNING, THEN PARTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW IN THE AFTERNOON. MOSTLY CLEAR IN THE EVENING. HIGHS AROUND 50. CHANCE OF PRECIPITATION 30 PERCENT. $$ SEXTON SUMMIT- LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 69 239 PM PDT MON APR 13 2026 .TONIGHT...MOSTLY CLOUDY. LOWS 35-36. .TUESDAY...PARTLY CLOUDY IN THE MORNING, THEN MOSTLY CLOUDY WITH RAIN LIKELY IN THE AFTERNOON. HIGHS 49-52. .TUESDAY NIGHT...CLOUDY WITH RAIN. LOWS AROUND 40. CHANCE OF RAIN 80 PERCENT. .WEDNESDAY...RAIN. HIGHS 41-43. SOUTH WINDS AROUND 20 MPH IN THE MORNING BECOMING LIGHT. CHANCE OF RAIN 90 PERCENT. .WEDNESDAY NIGHT...MOSTLY CLOUDY. RAIN AND SNOW SHOWERS LIKELY IN THE EVENING, THEN CHANCE OF RAIN AND SNOW SHOWERS AFTER MIDNIGHT. LOWS 30-33. CHANCE OF PRECIPITATION 70 PERCENT. .THURSDAY...MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY IN THE AFTERNOON THEN BECOMING MOSTLY CLEAR. CHANCE OF SNOW IN THE MORNING, THEN SLIGHT CHANCE OF RAIN AND SNOW IN THE AFTERNOON. HIGHS AROUND 45. CHANCE OF PRECIPITATION 30 PERCENT. $$ HAYES HILL SUMMIT- LOCATION...OREGON HIGHWAY 199 NEAR MILEPOST 16 239 PM PDT MON APR 13 2026 .TONIGHT...MOSTLY CLOUDY. LOWS AROUND 38. .TUESDAY...PARTLY CLOUDY. CHANCE OF RAIN IN THE AFTERNOON. HIGHS AROUND 59. .TUESDAY NIGHT...CLOUDY WITH RAIN. LOWS AROUND 42. CHANCE OF RAIN 80 PERCENT. .WEDNESDAY...CLOUDY WITH RAIN. HIGHS AROUND 51. CHANCE OF RAIN 90 PERCENT. .WEDNESDAY NIGHT...MOSTLY CLOUDY. SHOWERS LIKELY IN THE EVENING, THEN CHANCE OF RAIN AND SNOW SHOWERS AFTER MIDNIGHT. LOWS AROUND 31. CHANCE OF PRECIPITATION 70 PERCENT. .THURSDAY...PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN AND SNOW IN THE MORNING, THEN MOSTLY CLEAR IN THE AFTERNOON AND EVENING. HIGHS AROUND 52. $$ WILLAMETTE PASS- LOCATION...OREGON HIGHWAY 58 NEAR MILEPOST 62 239 PM PDT MON APR 13 2026 ...WINTER WEATHER ADVISORY IN EFFECT FROM 11 PM TUESDAY TO 5 AM PDT THURSDAY... .TONIGHT...MOSTLY CLOUDY. A 10 PERCENT CHANCE OF SNOW SHOWERS IN THE EVENING. LOWS 26-29. .TUESDAY...PARTLY CLOUDY IN THE MORNING, THEN MOSTLY CLOUDY WITH RAIN AND SNOW IN THE AFTERNOON. HIGHS 43-45. .TUESDAY NIGHT...RAIN AND SNOW IN THE EVENING, THEN SNOW AFTER MIDNIGHT. SNOW ACCUMULATION OF 2 TO 3 INCHES. LOWS 31-33. CHANCE OF PRECIPITATION 90 PERCENT. .WEDNESDAY...SNOW. HIGHS AROUND 35. CHANCE OF SNOW NEAR 100 PERCENT. .WEDNESDAY NIGHT...SNOW SHOWERS. LOWS 20-23. CHANCE OF SNOW NEAR 100 PERCENT. .THURSDAY...BECOMING PARTLY CLOUDY IN THE EVENING. SNOW LIKELY, THEN CHANCE OF SNOW IN THE EVENING. HIGHS AROUND 34. CHANCE OF SNOW 60 PERCENT. $$ DIAMOND LAKE SUMMIT- LOCATION...OREGON HIGHWAY 138 NEAR MILEPOST 83 239 PM PDT MON APR 13 2026 ...WINTER WEATHER ADVISORY IN EFFECT FROM 11 PM TUESDAY TO 5 AM PDT THURSDAY... .TONIGHT...MOSTLY CLOUDY. LOWS 23-25. .TUESDAY...PARTLY CLOUDY. SLIGHT CHANCE OF RAIN AND SNOW IN THE AFTERNOON. HIGHS 43-46. .TUESDAY NIGHT...RAIN AND SNOW IN THE EVENING, THEN SNOW AFTER MIDNIGHT. SNOW ACCUMULATION OF 3 TO 4 INCHES. LOWS 27-29. SOUTHWEST WINDS AROUND 20 MPH. CHANCE OF PRECIPITATION 90 PERCENT. .WEDNESDAY...SNOW. HIGHS 34-36. SOUTHWEST WINDS 20 TO 30 MPH. CHANCE OF SNOW NEAR 100 PERCENT. .WEDNESDAY NIGHT...SNOW SHOWERS. LOWS 16-18. WEST WINDS 20 TO 25 MPH IN THE EVENING BECOMING LIGHT. CHANCE OF SNOW NEAR 100 PERCENT. .THURSDAY...MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY. SNOW LIKELY IN THE MORNING, THEN CHANCE OF SNOW IN THE AFTERNOON AND EVENING. HIGHS 34-36. CHANCE OF SNOW 70 PERCENT. $$ CRATER LAKE- LOCATION...OREGON HIGHWAY 62 NEAR MILEPOST 65 239 PM PDT MON APR 13 2026 ...WINTER WEATHER ADVISORY IN EFFECT FROM 11 PM TUESDAY TO 5 AM PDT THURSDAY... .TONIGHT...MOSTLY CLOUDY. LOWS 22-25. .TUESDAY...PARTLY CLOUDY. SNOW LIKELY IN THE AFTERNOON. HIGHS 41-46. .TUESDAY NIGHT...SNOW. SNOW ACCUMULATION OF 3 TO 4 INCHES. LOWS 26-30. SOUTHWEST WINDS 20 TO 25 MPH. CHANCE OF SNOW 90 PERCENT. .WEDNESDAY...SNOW. HIGHS 32-37. SOUTHWEST WINDS 20 TO 30 MPH. CHANCE OF SNOW NEAR 100 PERCENT. .WEDNESDAY NIGHT...SNOW SHOWERS IN THE EVENING, THEN SNOW SHOWERS LIKELY AFTER MIDNIGHT. LOWS 15-19. WEST WINDS 20 TO 25 MPH. CHANCE OF SNOW 90 PERCENT. .THURSDAY...MOSTLY CLOUDY WITH SNOW LIKELY IN THE MORNING, THEN PARTLY CLOUDY WITH A CHANCE OF SNOW IN THE AFTERNOON AND EVENING. HIGHS 31-36. CHANCE OF SNOW 60 PERCENT. $$ LAKE OF THE WOODS- LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 33 239 PM PDT MON APR 13 2026 .TONIGHT...MOSTLY CLOUDY. LOWS 27-29. .TUESDAY...PARTLY CLOUDY. CHANCE OF RAIN AND SNOW IN THE AFTERNOON. HIGHS AROUND 50. .TUESDAY NIGHT...MOSTLY CLOUDY. RAIN AND SNOW LIKELY IN THE EVENING, THEN SNOW AFTER MIDNIGHT. LOWS 32-33. CHANCE OF PRECIPITATION 50 PERCENT. .WEDNESDAY...SNOW. HIGHS AROUND 40. CHANCE OF SNOW 90 PERCENT. .WEDNESDAY NIGHT...MOSTLY CLOUDY. SNOW SHOWERS IN THE EVENING, THEN CHANCE OF SNOW SHOWERS AFTER MIDNIGHT. LOWS 20-22. CHANCE OF SNOW 90 PERCENT. .THURSDAY...MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW, THEN MOSTLY CLEAR IN THE EVENING. HIGHS 38-39. $$ SISKIYOU SUMMIT- LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 4 239 PM PDT MON APR 13 2026 .TONIGHT...PARTLY CLOUDY EARLY IN THE EVENING THEN BECOMING MOSTLY CLOUDY. LOWS 34-37. .TUESDAY...PARTLY CLOUDY. SLIGHT CHANCE OF RAIN IN THE AFTERNOON. HIGHS 52-57. .TUESDAY NIGHT...MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF RAIN AND SNOW. LOWS AROUND 40. .WEDNESDAY...RAIN AND SNOW LIKELY IN THE MORNING, THEN RAIN AND SNOW IN THE AFTERNOON. HIGHS 40-46. CHANCE OF PRECIPITATION 90 PERCENT. .WEDNESDAY NIGHT...MOSTLY CLOUDY. SNOW SHOWERS LIKELY IN THE EVENING. LOWS 26-29. CHANCE OF SNOW 70 PERCENT. .THURSDAY...MOSTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS 39-45. $$ BLACK BUTTE SUMMIT- LOCATION...CALIFORNIA INTERSTATE 5 NEAR MILEPOST 742 239 PM PDT MON APR 13 2026 .TONIGHT...PARTLY CLOUDY UNTIL WELL AFTER MIDNIGHT THEN BECOMING MOSTLY CLOUDY. LOWS 32-33. .TUESDAY...SUNNY. HIGHS 55-59. .TUESDAY NIGHT...MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS 38-39. .WEDNESDAY...MOSTLY CLOUDY. CHANCE OF RAIN IN THE MORNING, THEN RAIN LIKELY IN THE AFTERNOON. HIGHS 45-50. CHANCE OF RAIN 70 PERCENT. .WEDNESDAY NIGHT...MOSTLY CLOUDY WITH RAIN AND SNOW SHOWERS LIKELY IN THE EVENING, THEN PARTLY CLOUDY WITH A SLIGHT CHANCE OF SNOW SHOWERS AFTER MIDNIGHT. LOWS 24-25. CHANCE OF PRECIPITATION 70 PERCENT. .THURSDAY...PARTLY CLOUDY THEN BECOMING SUNNY IN THE AFTERNOON THEN BECOMING CLEAR. HIGHS 44-47. $$ GRASS LAKE/MT HEBRON SUMMIT- LOCATION...CALIFORNIA HIGHWAY 97 NEAR MILEPOST 20 239 PM PDT MON APR 13 2026 .TONIGHT...PARTLY CLOUDY UNTIL WELL AFTER MIDNIGHT THEN BECOMING MOSTLY CLOUDY. LOWS AROUND 28. .TUESDAY...SUNNY. HIGHS 56-59. .TUESDAY NIGHT...MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN IN THE EVENING, THEN CHANCE OF RAIN AND SNOW AFTER MIDNIGHT. LOWS AROUND 34. .WEDNESDAY...MOSTLY CLOUDY. CHANCE OF RAIN AND SNOW IN THE MORNING, THEN RAIN AND SNOW IN THE AFTERNOON. HIGHS 48-49. SOUTHWEST WINDS AROUND 20 MPH IN THE AFTERNOON. CHANCE OF PRECIPITATION 80 PERCENT. .WEDNESDAY NIGHT...MOSTLY CLOUDY WITH SNOW SHOWERS LIKELY IN THE EVENING, THEN PARTLY CLOUDY WITH A SLIGHT CHANCE OF SNOW SHOWERS AFTER MIDNIGHT. LOWS AROUND 19. CHANCE OF SNOW 70 PERCENT. .THURSDAY...SUNNY THEN BECOMING CLEAR. HIGHS 44-46. $$ WARNER MOUNTAIN SUMMIT- LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 4 239 PM PDT MON APR 13 2026 .TONIGHT...MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY LATE IN THE EVENING THEN BECOMING MOSTLY CLEAR THEN BECOMING PARTLY CLOUDY WELL AFTER MIDNIGHT. LOWS AROUND 27. .TUESDAY...PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS 51-53. .TUESDAY NIGHT...MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF RAIN AND SNOW. LOWS 35-36. SOUTHWEST WINDS AROUND 20 MPH AFTER MIDNIGHT. .WEDNESDAY...MOSTLY CLOUDY. CHANCE OF RAIN AND SNOW IN THE MORNING, THEN RAIN AND SNOW IN THE AFTERNOON. HIGHS 43-45. SOUTHWEST WINDS 20 TO 30 MPH. CHANCE OF PRECIPITATION 80 PERCENT. .WEDNESDAY NIGHT...MOSTLY CLOUDY. SNOW SHOWERS IN THE EVENING, THEN CHANCE OF SNOW SHOWERS AFTER MIDNIGHT. LOWS AROUND 20. WEST WINDS 20 TO 25 MPH IN THE EVENING BECOMING LIGHT. CHANCE OF SNOW 80 PERCENT. .THURSDAY...MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW, THEN MOSTLY CLEAR IN THE EVENING. HIGHS 37-39. $$ CEDAR PASS- LOCATION...CALIFORNIA HIGHWAY 299 NEAR MILEPOST 51 239 PM PDT MON APR 13 2026 .TONIGHT...MOSTLY CLEAR UNTIL WELL AFTER MIDNIGHT THEN BECOMING PARTLY CLOUDY. LOWS AROUND 29. .TUESDAY...PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS 47-49. .TUESDAY NIGHT...MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW IN THE EVENING, THEN CHANCE OF RAIN AND SNOW AFTER MIDNIGHT. LOWS AROUND 37. SOUTHWEST WINDS AROUND 20 MPH. .WEDNESDAY...MOSTLY CLOUDY. CHANCE OF SNOW IN THE MORNING, THEN RAIN AND SNOW LIKELY IN THE AFTERNOON. HIGHS 41-43. SOUTHWEST WINDS AROUND 20 MPH INCREASING TO 25 TO 30 MPH IN THE AFTERNOON. CHANCE OF PRECIPITATION 70 PERCENT. .WEDNESDAY NIGHT...SNOW SHOWERS IN THE EVENING, THEN SNOW SHOWERS LIKELY AFTER MIDNIGHT. LOWS AROUND 20. WEST WINDS AROUND 30 MPH SHIFTING TO THE NORTHWEST 20 TO 25 MPH AFTER MIDNIGHT. CHANCE OF SNOW 90 PERCENT. .THURSDAY...MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF SNOW, THEN MOSTLY CLEAR IN THE EVENING. HIGHS 33-34. $$ VISIT US AT WWW.WEATHER.GOV/MEDFORD