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

52°F

11°C

Humidity 53%
Wind Speed WNW 4 MPH
Barometer 29.99 in (1015.58 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 17 Oct 10:00 PM MDT
Extended Forecast for

Nyssa ORSimilar City Names

Frost Advisory October 17, 10:25pm until October 18, 09:00am
Click here for hazard details and duration
Frost Advisory
  •  
    Frost Advisory October 17, 10:25pm until October 18, 09:00am

    NOW until 9:00am Sat

    Frost Advisory

  • Tonight

    Low: 35 °F

    Mostly Clear

  • Saturday

    Saturday: Patchy frost between 8am and 9am. Otherwise, sunny, with a high near 63. Light and variable wind.

    High: 63 °F

    Patchy Frost
    then Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 40. Light east wind.

    Low: 40 °F

    Mostly Clear

  • Sunday

    Sunday: A 20 percent chance of showers before noon. Partly sunny, with a high near 64. Light and variable wind becoming west 12 to 17 mph in the afternoon.

    High: 64 °F

    Slight Chance
    Showers then
    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 33. West northwest wind 6 to 15 mph.

    Low: 33 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 58.

    High: 58 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 32.

    Low: 32 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 60.

    High: 60 °F

    Mostly Sunny

Detailed Forecast

Tonight
Mostly clear, with a low around 35. Northwest wind 3 to 6 mph.
Saturday
Patchy frost between 8am and 9am. Otherwise, sunny, with a high near 63. Light and variable wind.
Saturday Night
Mostly clear, with a low around 40. Light east wind.
Sunday
A 20 percent chance of showers before noon. Partly sunny, with a high near 64. Light and variable wind becoming west 12 to 17 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 33. West northwest wind 6 to 15 mph.
Monday
Sunny, with a high near 58.
Monday Night
Mostly clear, with a low around 32.
Tuesday
Mostly sunny, with a high near 60.
Tuesday Night
Partly cloudy, with a low around 35.
Wednesday
Sunny, with a high near 63.
Wednesday Night
Partly cloudy, with a low around 35.
Thursday
Mostly sunny, with a high near 65.
Thursday Night
Partly cloudy, with a low around 40.
Friday
A 20 percent chance of showers. Mostly sunny, with a high near 66.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Nyssa ORSimilar City Names
 43.88°N 117°W (Elev. 2110 ft)
Last Update:
3:04 pm MDT Oct 17, 2025
Forecast Valid:
10pm MDT Oct 17, 2025-6pm MDT Oct 24, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation