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

66°F

19°C

Humidity 25%
Wind Speed NE 3 MPH
Barometer 29.93 in (1013.55 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 19 Apr 04:05 PM MDT
Extended Forecast for

Weiser ID

  • Tonight

    Tonight: Mostly cloudy, with a low around 42. North northeast wind around 6 mph.

    Low: 42 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 76. Northeast wind around 6 mph becoming calm in the morning.

    High: 76 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 44. North wind 5 to 7 mph.

    Low: 44 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 76. Calm wind becoming south around 5 mph in the afternoon.

    High: 76 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, then showers after midnight. Low around 44. West northwest wind 8 to 13 mph becoming southwest after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 44 °F

    Chance
    Showers then
    Showers

  • Wednesday

    Wednesday: Showers. High near 54. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 54 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers likely, mainly before midnight. Mostly cloudy, with a low around 39. Chance of precipitation is 60%.

    Low: 39 °F

    Showers
    Likely then
    Chance
    Showers

  • Thursday

    Thursday: A 30 percent chance of showers, mainly after noon. Partly sunny, with a high near 57.

    High: 57 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 34.

    Low: 34 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 42. North northeast wind around 6 mph.
Monday
Mostly sunny, with a high near 76. Northeast wind around 6 mph becoming calm in the morning.
Monday Night
Partly cloudy, with a low around 44. North wind 5 to 7 mph.
Tuesday
Sunny, with a high near 76. Calm wind becoming south around 5 mph in the afternoon.
Tuesday Night
A chance of showers and thunderstorms, then showers after midnight. Low around 44. West northwest wind 8 to 13 mph becoming southwest after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
Showers. High near 54. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday Night
Showers likely, mainly before midnight. Mostly cloudy, with a low around 39. Chance of precipitation is 60%.
Thursday
A 30 percent chance of showers, mainly after noon. Partly sunny, with a high near 57.
Thursday Night
Partly cloudy, with a low around 34.
Friday
Sunny, with a high near 62.
Friday Night
Partly cloudy, with a low around 36.
Saturday
Mostly sunny, with a high near 63.
Saturday Night
Partly cloudy, with a low around 38.
Sunday
Mostly sunny, with a high near 64.
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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:
12:29 pm MDT Apr 19, 2026
Forecast Valid:
4pm MDT Apr 19, 2026-6pm MDT Apr 26, 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