National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Ontario Municipal Airport (KONO)

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

Mostly Cloudy

52°F

11°C

Humidity 62%
Wind Speed N 0 MPH
Barometer 29.86 in (1011.18 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 10 Apr 09:05 AM MDT
Extended Forecast for

Weiser ID

  • Today

    Today: A slight chance of showers between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 70. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 20%.

    High: 70 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Tonight

    Tonight: Showers and thunderstorms likely. Mostly cloudy, with a low around 46. South wind around 6 mph becoming light and variable after midnight. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 46 °F

    Showers
    Likely

  • Saturday

    Saturday: Showers likely, with thunderstorms also possible after noon. Mostly cloudy, with a high near 65. Light and variable wind becoming south southeast 5 to 10 mph in the morning. Chance of precipitation is 70%.

    High: 65 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 43. South southeast wind 5 to 9 mph becoming light and variable after midnight.

    Low: 43 °F

    Chance
    Showers

  • Sunday

    Sunday: Showers, with thunderstorms also possible after noon. High near 60. Calm wind becoming south southwest 5 to 8 mph in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 60 °F

    Showers

  • Sunday Night

    Sunday Night: Showers. Low around 40. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 40 °F

    Showers

  • Monday

    Monday: Showers likely, mainly before noon. Mostly cloudy, with a high near 55. Chance of precipitation is 60%.

    High: 55 °F

    Showers
    Likely

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 35.

    Low: 35 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 58.

    High: 58 °F

    Mostly Sunny

Detailed Forecast

Today
A slight chance of showers between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 70. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 20%.
Tonight
Showers and thunderstorms likely. Mostly cloudy, with a low around 46. South wind around 6 mph becoming light and variable after midnight. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
Showers likely, with thunderstorms also possible after noon. Mostly cloudy, with a high near 65. Light and variable wind becoming south southeast 5 to 10 mph in the morning. Chance of precipitation is 70%.
Saturday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 43. South southeast wind 5 to 9 mph becoming light and variable after midnight.
Sunday
Showers, with thunderstorms also possible after noon. High near 60. Calm wind becoming south southwest 5 to 8 mph in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
Showers. Low around 40. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Showers likely, mainly before noon. Mostly cloudy, with a high near 55. Chance of precipitation is 60%.
Monday Night
Mostly cloudy, with a low around 35.
Tuesday
Mostly sunny, with a high near 58.
Tuesday Night
A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 39.
Wednesday
A 40 percent chance of showers. Mostly cloudy, with a high near 57.
Wednesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 34.
Thursday
Mostly sunny, with a high near 55.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Weiser ID
 44.25°N 116.96°W (Elev. 2188 ft)
Last Update:
3:49 am MDT Apr 10, 2026
Forecast Valid:
9am MDT Apr 10, 2026-6pm MDT Apr 16, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation