Ontario, OR Weather - Tomorrow’s Forecast

Sunday

Patchy fog

High:
45°F

Patchy fog before 11am. Otherwise, mostly sunny, with a high near 45. Calm wind.

Chance of rain or snow

Overnight low:
31°F

A slight chance of rain and snow after 11pm. Increasing clouds, with a low around 31. Calm wind. Chance of precipitation is 20%.