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.

Clear

70°F

21°C

Humidity	32%
Wind Speed	NNW 4 MPH
Barometer	30.13 in (1020.32 mb)
Dewpoint	39°F (4°C)
Visibility	10.00 mi
Last update	05 Apr 05:35 PM MDT

More Information:

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

Extended Forecast for

25 Miles WSW Adrian OR

Tonight
Low: 42 °F
Mostly Cloudy
Monday
High: 70 °F
Mostly Sunny
Monday Night
Low: 45 °F
Partly Cloudy
Tuesday
High: 70 °F
Mostly Sunny
then Mostly
Sunny and
Breezy
Tuesday Night
Low: 40 °F
Partly Cloudy
and Breezy
then Mostly
Clear
Wednesday
High: 65 °F
Mostly Sunny
Wednesday Night
Low: 40 °F
Partly Cloudy
Thursday
High: 65 °F
Mostly Sunny
Thursday Night
Low: 43 °F
Partly Cloudy

Detailed Forecast

Tonight

Mostly cloudy, with a low around 42. East northeast wind 6 to 11 mph becoming light and variable after midnight.

Monday

Mostly sunny, with a high near 70. Calm wind becoming east northeast around 6 mph in the afternoon.

Monday Night

Partly cloudy, with a low around 45. North northeast wind 5 to 7 mph becoming west after midnight.

Tuesday

Mostly sunny, with a high near 70. Breezy, with a west southwest wind 10 to 15 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 31 mph.

Tuesday Night

Partly cloudy, with a low around 40. Breezy, with a northwest wind 16 to 21 mph decreasing to 7 to 12 mph after midnight.

Wednesday

Mostly sunny, with a high near 65.

Wednesday Night

Partly cloudy, with a low around 40.

Thursday

Mostly sunny, with a high near 65.

Thursday Night

Partly cloudy, with a low around 43.

Friday

A 20 percent chance of showers after noon. Mostly sunny, with a high near 66.