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

Hazardous Weather Conditions

Current conditions at

Ontario Municipal Airport (KONO)

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

Clear

48°F

9°C

Humidity 42%
Wind Speed ESE 3 MPH
Barometer 30.28 in (1025.4 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Last update 17 Apr 02:00 PM MDT
Extended Forecast for

Weiser ID

Freeze Warning April 18, 12:00am until April 18, 10:00am
Click here for hazard details and duration
Freeze Warning

  • This Afternoon

    This Afternoon: Sunny, with a high near 53. South wind 3 to 5 mph.

    High: 53 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 30. East southeast wind around 5 mph becoming light and variable after midnight.

    Low: 30 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Partly sunny, with a high near 62. Calm wind becoming south southeast 5 to 9 mph in the afternoon.

    High: 62 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 35. Light and variable wind becoming north northeast 5 to 8 mph in the evening.

    Low: 35 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 69. North northeast wind around 5 mph becoming calm in the morning.

    High: 69 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 42.

    Low: 42 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 20 percent chance of showers after noon. Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

Detailed Forecast

This Afternoon
Sunny, with a high near 53. South wind 3 to 5 mph.
Tonight
Increasing clouds, with a low around 30. East southeast wind around 5 mph becoming light and variable after midnight.
Saturday
Partly sunny, with a high near 62. Calm wind becoming south southeast 5 to 9 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 35. Light and variable wind becoming north northeast 5 to 8 mph in the evening.
Sunday
Mostly sunny, with a high near 69. North northeast wind around 5 mph becoming calm in the morning.
Sunday Night
Mostly cloudy, with a low around 42.
Monday
Mostly sunny, with a high near 75.
Monday Night
Mostly clear, with a low around 46.
Tuesday
A 20 percent chance of showers after noon. Mostly sunny, with a high near 76.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 45. Chance of precipitation is 50%.
Wednesday
Showers likely. Partly sunny, with a high near 58. Chance of precipitation is 60%.
Wednesday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 40.
Thursday
A 20 percent chance of showers. Partly sunny, with a high near 58.
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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:
12:56 pm MDT Apr 17, 2026
Forecast Valid:
2pm MDT Apr 17, 2026-6pm MDT Apr 23, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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