Columbus Day
Chance of showers and thunderstorms
High:
63°F
A 20 percent chance of showers before noon. Cloudy, with a high near 63. North wind around 6 mph.
Ontario, OR Weather - Tomorrow’s Forecast
Monday Night
Mostly cloudy
Overnight low:
47°F
Mostly cloudy, with a low around 47. Northwest wind around 7 mph.