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

41°F

5°C

Humidity	93%
Wind Speed	N 0 MPH
Barometer	29.9 in (1012.53 mb)
Dewpoint	39°F (4°C)
Visibility	10.00 mi
Last update	31 Mar 07:20 AM MDT

More Information:

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

Extended Forecast for

27 Miles WSW Adrian OR

Today
High: 54 °F
Showers
Likely then
Showers
Tonight
Low: 36 °F
Showers then
Slight Chance
Showers
Wednesday
High: 50 °F
Showers
Likely then
Showers and
Breezy
Wednesday Night
Low: 30 °F
Breezy.
Showers then
Snow Showers
Likely
Thursday
High: 41 °F
Snow Showers
and Breezy
Thursday Night
Low: 27 °F
Slight Chance
Snow Showers
and Blustery
then Mostly
Clear
Friday
High: 49 °F
Sunny
Friday Night
Low: 31 °F
Mostly Clear
Saturday
High: 56 °F
Sunny

Detailed Forecast

Today

Showers likely, then showers and possibly a thunderstorm after 2pm. High near 54. South southwest wind 6 to 15 mph becoming west in the afternoon. Chance of precipitation is 90%.

Tonight

Showers and possibly a thunderstorm before midnight, then a slight chance of showers after 4am. Low around 36. West northwest wind 7 to 14 mph. Chance of precipitation is 80%.

Wednesday

Showers, with thunderstorms also possible after 2pm. High near 50. Breezy, with a south southwest wind 11 to 16 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Wednesday Night

Rain showers before midnight, then snow showers likely. Some thunder is also possible. Snow level 6800 feet lowering to 5100 feet after midnight . Low around 30. Breezy, with a southwest wind 23 to 25 mph, with gusts as high as 37 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

Thursday

Snow showers. Some thunder is also possible. High near 41. Breezy, with a west wind 25 to 29 mph, with gusts as high as 41 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

Thursday Night

A 20 percent chance of snow showers before midnight. Some thunder is also possible. Mostly clear, with a low around 27. Blustery.

Friday

Sunny, with a high near 49.

Friday Night

Mostly clear, with a low around 31.

Saturday

Sunny, with a high near 56.

Saturday Night

Mostly clear, with a low around 36.

Sunday

Mostly sunny, with a high near 60.