National Weather Service

News Headlines

SCN26-34: Discontinuation of the Max/Min Temperature and Precipitation Table Product (RTP) for all NWS Alaska Region, Eastern Region, and Western Region Offices: Effective May 6, 2026
Easter Weather History

Current conditions at

Ontario Municipal Airport (KONO)

Lat: 44.01424°NLon: 117.00808°WElev: 2185.0ft.

Overcast

39°F

4°C

Humidity	69%
Wind Speed	W 12 MPH
Barometer	29.75 in (1007.45 mb)
Dewpoint	30°F (-1°C)
Visibility	10.00 mi
Wind Chill	32°F (0°C)
Last update	02 Apr 07:35 AM MDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

Ontario Municipal OR

Today
High: 52 °F
Chance
Rain/Snow
then Showers
Likely
Tonight
Low: 30 °F
Slight Chance
Showers then
Mostly Clear
Friday
High: 57 °F
Sunny
Friday Night
Low: 33 °F
Mostly Clear
Saturday
High: 65 °F
Sunny
Saturday Night
Low: 38 °F
Mostly Clear
Sunday
High: 69 °F
Mostly Sunny
Sunday Night
Low: 41 °F
Partly Cloudy
Monday
High: 72 °F
Mostly Sunny

Detailed Forecast

Today

A chance of rain and snow showers before noon, then rain showers likely. Some thunder is also possible. Mostly cloudy, with a high near 52. West southwest wind 10 to 18 mph becoming northwest in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

Tonight

A 20 percent chance of showers before 7pm. Partly cloudy, with a low around 30. West wind 6 to 15 mph, with gusts as high as 26 mph.

Friday

Sunny, with a high near 57. West wind around 5 mph becoming calm in the morning.

Friday Night

Mostly clear, with a low around 33. Northeast wind around 5 mph becoming calm in the evening.

Saturday

Sunny, with a high near 65. Light and variable wind.

Saturday Night

Mostly clear, with a low around 38.

Sunday

Mostly sunny, with a high near 69.