National Weather Service

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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
Average Frost and Freeze Dates

Current conditions at

Ontario Municipal Airport (KONO)

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

Clear

39°F

4°C

Humidity	86%
Wind Speed	W 3 MPH
Barometer	29.9 in (1012.53 mb)
Dewpoint	36°F (2°C)
Visibility	10.00 mi
Last update	20 Apr 06:05 AM MDT

More Information:

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

Extended Forecast for

36 Miles SSE Unity OR

Today
High: 68 °F
Decreasing
Clouds
Tonight
Low: 45 °F
Mostly Clear
Tuesday
High: 65 °F
Sunny then
Chance
Showers
Tuesday Night
Low: 39 °F
Showers and
Breezy
Wednesday
High: 47 °F
Rain/Snow and
Windy
Wednesday Night
Low: 34 °F
Rain/Snow
Likely and
Breezy then
Slight Chance
Rain/Snow
Thursday
High: 49 °F
Mostly Sunny
then Slight
Chance
Rain/Snow
Thursday Night
Low: 33 °F
Mostly Clear
Friday
High: 54 °F
Sunny

Detailed Forecast

Today

Mostly cloudy, then gradually becoming sunny, with a high near 68. Southeast wind 6 to 10 mph.

Tonight

Mostly clear, with a low around 45. East southeast wind 6 to 10 mph becoming west after midnight.

Tuesday

A chance of showers between noon and 3pm, then a chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 65. West southwest wind 7 to 13 mph becoming east southeast in the afternoon. Chance of precipitation is 30%.

Tuesday Night

Showers and possibly a thunderstorm. Low around 39. Breezy, with a west wind 18 to 25 mph, with gusts as high as 36 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

Wednesday

Rain showers before 9am, then rain and snow showers between 9am and 3pm, then rain showers likely after 3pm. Snow level 5500 feet. High near 47. Windy, with a west wind 22 to 31 mph, with gusts as high as 43 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

Wednesday Night

Rain showers likely before 9pm, then rain and snow showers likely. Snow level 5600 feet lowering to 5000 feet after midnight . Mostly cloudy, with a low around 34. Breezy. Chance of precipitation is 60%. Little or no snow accumulation expected.

Thursday

A slight chance of rain and snow showers between noon and 3pm, then a slight chance of rain showers after 3pm. Snow level rising to 5600 feet in the afternoon. Mostly sunny, with a high near 49. Chance of precipitation is 20%.

Thursday Night

Mostly clear, with a low around 33.

Friday

Sunny, with a high near 54.

Friday Night

Mostly clear, with a low around 36.

Saturday

Sunny, with a high near 53.

Saturday Night

A 20 percent chance of showers. Snow level 6200 feet lowering to 5500 feet after midnight . Partly cloudy, with a low around 35.

Sunday

A slight chance of rain and snow showers. Snow level 5200 feet rising to 6200 feet in the afternoon. Mostly sunny, with a high near 53. Chance of precipitation is 20%.