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.

Clear

63°F

17°C

Humidity 31%
Wind Speed N 0 MPH
Barometer 29.98 in (1015.24 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 13 Mar 04:35 PM MDT
Extended Forecast for

Weiser ID

  • Tonight

    Tonight: A 20 percent chance of showers. Cloudy, with a low around 45. Southwest wind 5 to 7 mph becoming northeast in the evening.

    Low: 45 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: Showers likely, mainly before noon. Cloudy, then gradually becoming mostly sunny, with a high near 55. Breezy, with a south southwest wind 7 to 12 mph becoming northwest 19 to 24 mph in the morning. Winds could gust as high as 36 mph. Chance of precipitation is 60%.

    High: 55 °F

    Showers
    Likely then
    Slight Chance
    Showers and
    Breezy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 27. Blustery, with a northwest wind 16 to 21 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 34 mph.

    Low: 27 °F

    Partly Cloudy
    and Blustery
    then Partly
    Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 49. Light and variable wind.

    High: 49 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 35. Southeast wind around 5 mph becoming calm in the evening.

    Low: 35 °F

    Slight Chance
    Showers

  • Monday

    Monday: Mostly cloudy, with a high near 59.

    High: 59 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 39.

    Low: 39 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 70.

    High: 70 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 20 percent chance of showers. Cloudy, with a low around 45. Southwest wind 5 to 7 mph becoming northeast in the evening.
Saturday
Showers likely, mainly before noon. Cloudy, then gradually becoming mostly sunny, with a high near 55. Breezy, with a south southwest wind 7 to 12 mph becoming northwest 19 to 24 mph in the morning. Winds could gust as high as 36 mph. Chance of precipitation is 60%.
Saturday Night
Partly cloudy, with a low around 27. Blustery, with a northwest wind 16 to 21 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 34 mph.
Sunday
Partly sunny, with a high near 49. Light and variable wind.
Sunday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 35. Southeast wind around 5 mph becoming calm in the evening.
Monday
Mostly cloudy, with a high near 59.
Monday Night
Mostly cloudy, with a low around 39.
Tuesday
Mostly sunny, with a high near 70.
Tuesday Night
Partly cloudy, with a low around 42.
Wednesday
Sunny, with a high near 74.
Wednesday Night
Partly cloudy, with a low around 46.
Thursday
Partly sunny, with a high near 77.
Thursday Night
Mostly cloudy, with a low around 47.
Friday
Mostly sunny, with a high near 77.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Weiser ID
 44.25°N 116.96°W (Elev. 2188 ft)
Last Update:
3:06 pm MDT Mar 13, 2026
Forecast Valid:
4pm MDT Mar 13, 2026-6pm MDT Mar 20, 2026
 
Forecast Discussion
 
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Additional Resources

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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