420
FPUS86 KMFR 051045
TVLMFR
FORECAST FOR MOUNTAIN PASSES
NATIONAL WEATHER SERVICE MEDFORD, OR
345 AM PDT TUE MAY 5 2026
CANYON CREEK PASS-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 81
345 AM PDT TUE MAY 5 2026
TODAY
MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY LATE IN THE
MORNING THEN BECOMING SUNNY. HIGHS AROUND 73.
TONIGHT
MOSTLY CLEAR. PATCHY FOG AFTER MIDNIGHT. LOWS AROUND
48.
WEDNESDAY
SUNNY. PATCHY FOG IN THE MORNING. HIGHS AROUND 79.
WEDNESDAY NIGHT
MOSTLY CLEAR. PATCHY FOG AFTER MIDNIGHT. LOWS
AROUND 48.
THURSDAY
PARTLY CLOUDY THEN BECOMING SUNNY IN THE AFTERNOON
THEN BECOMING PARTLY CLOUDY. HIGHS AROUND 78.
SEXTON SUMMIT-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 69
345 AM PDT TUE MAY 5 2026
TODAY
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS AROUND
70.
TONIGHT
MOSTLY CLEAR. LOWS AROUND 50.
WEDNESDAY
SUNNY. HIGHS 74-75.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 50.
THURSDAY
SUNNY THEN BECOMING PARTLY CLOUDY. HIGHS 73-75.
HAYES HILL SUMMIT-
LOCATION...OREGON HIGHWAY 199 NEAR MILEPOST 16
345 AM PDT TUE MAY 5 2026
TODAY
PARTLY CLOUDY EARLY IN THE MORNING THEN CLEARING. PATCHY
FOG IN THE MORNING. HIGHS AROUND 79.
TONIGHT
MOSTLY CLEAR. LOWS AROUND 48.
WEDNESDAY
SUNNY. HIGHS AROUND 83.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 49.
THURSDAY
SUNNY THEN BECOMING PARTLY CLOUDY. HIGHS AROUND 83.
WILLAMETTE PASS-
LOCATION...OREGON HIGHWAY 58 NEAR MILEPOST 62
345 AM PDT TUE MAY 5 2026
TODAY
SUNNY UNTIL EARLY AFTERNOON THEN BECOMING PARTLY CLOUDY.
HIGHS 66-67.
TONIGHT
MOSTLY CLEAR. LOWS 43-46.
WEDNESDAY
SUNNY. HIGHS 67-69.
WEDNESDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING
MOSTLY CLEAR. LOWS 41-45.
THURSDAY
SUNNY THEN BECOMING PARTLY CLOUDY. HIGHS 66-68.
DIAMOND LAKE SUMMIT-
LOCATION...OREGON HIGHWAY 138 NEAR MILEPOST 83
345 AM PDT TUE MAY 5 2026
TODAY
SUNNY UNTIL EARLY AFTERNOON THEN BECOMING PARTLY CLOUDY.
HIGHS 65-68.
TONIGHT
MOSTLY CLEAR. LOWS 40-42.
WEDNESDAY
SUNNY. HIGHS AROUND 70.
WEDNESDAY NIGHT
MOSTLY CLEAR. PATCHY FOG AFTER MIDNIGHT. LOWS
AROUND 40.
THURSDAY
SUNNY THEN BECOMING PARTLY CLOUDY. HIGHS 66-68.
CRATER LAKE-
LOCATION...OREGON HIGHWAY 62 NEAR MILEPOST 65
345 AM PDT TUE MAY 5 2026
TODAY
SUNNY IN THE MORNING THEN BECOMING PARTLY CLOUDY. HIGHS
61-67.
TONIGHT
MOSTLY CLEAR. LOWS 38-43.
WEDNESDAY
SUNNY. HIGHS 64-69.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS 37-41.
THURSDAY
SUNNY THEN BECOMING PARTLY CLOUDY. HIGHS 63-68.
LAKE OF THE WOODS-
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 33
345 AM PDT TUE MAY 5 2026
TODAY
SUNNY. HIGHS 65-68.
TONIGHT
CLEAR. LOWS AROUND 43.
WEDNESDAY
SUNNY. HIGHS 70-72.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS 43-44.
THURSDAY
SUNNY THEN BECOMING MOSTLY CLEAR. HIGHS 69-72.
SISKIYOU SUMMIT-
LOCATION...OREGON INTERSTATE 5 NEAR MILEPOST 4
345 AM PDT TUE MAY 5 2026
TODAY
SUNNY. HIGHS 65-71.
TONIGHT
MOSTLY CLEAR. LOWS AROUND 50.
WEDNESDAY
SUNNY. HIGHS 71-77.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 50.
THURSDAY
SUNNY THEN BECOMING MOSTLY CLEAR. HIGHS 72-78.
BLACK BUTTE SUMMIT-
LOCATION...CALIFORNIA INTERSTATE 5 NEAR MILEPOST 742
345 AM PDT TUE MAY 5 2026
TODAY
PARTLY CLOUDY EARLY IN THE MORNING THEN BECOMING SUNNY.
HIGHS 70-73.
TONIGHT
MOSTLY CLEAR. LOWS 46-47.
WEDNESDAY
SUNNY. HIGHS 75-79.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 50.
THURSDAY
SUNNY THEN BECOMING MOSTLY CLEAR. HIGHS 75-79.
GRASS LAKE/MT HEBRON SUMMIT-
LOCATION...CALIFORNIA HIGHWAY 97 NEAR MILEPOST 20
345 AM PDT TUE MAY 5 2026
TODAY
SUNNY. PATCHY FOG IN THE MORNING. HIGHS 71-73.
TONIGHT
MOSTLY CLEAR. LOWS AROUND 43.
WEDNESDAY
SUNNY. HIGHS 75-77.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 45.
THURSDAY
SUNNY THEN BECOMING MOSTLY CLEAR. HIGHS 76-78.
WARNER MOUNTAIN SUMMIT-
LOCATION...OREGON HIGHWAY 140 NEAR MILEPOST 4
345 AM PDT TUE MAY 5 2026
TODAY
SUNNY IN THE MORNING THEN BECOMING PARTLY CLOUDY. HIGHS
67-68.
TONIGHT
MOSTLY CLEAR. LOWS AROUND 43.
WEDNESDAY
SUNNY. HIGHS AROUND 70.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 44.
THURSDAY
MOSTLY CLEAR. HIGHS 71-73.
CEDAR PASS-
LOCATION...CALIFORNIA HIGHWAY 299 NEAR MILEPOST 51
345 AM PDT TUE MAY 5 2026
TODAY
SUNNY UNTIL EARLY AFTERNOON THEN BECOMING PARTLY CLOUDY.
HIGHS 62-64.
TONIGHT
MOSTLY CLEAR. LOWS AROUND 43. NORTH WINDS AROUND
20 MPH IN THE EVENING BECOMING LIGHT.
WEDNESDAY
SUNNY. HIGHS 65-67.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 46.
THURSDAY
SUNNY THEN BECOMING MOSTLY CLEAR. HIGHS 67-69.
VISIT US AT WWW.WEATHER.GOV/MEDFORD
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page