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.

Partly Cloudy

59°F

15°C

Humidity 22%
Wind Speed NNW 19 MPH
Barometer 29.64 in (1003.73 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Last update 10 Oct 06:20 PM MDT
Extended Forecast for

New Plymouth ID

  • Tonight

    Tonight: Mostly cloudy, with a low around 38. Northwest wind 11 to 14 mph, with gusts as high as 26 mph.

    Low: 38 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 59. Northwest wind 9 to 13 mph, with gusts as high as 22 mph.

    High: 59 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Isolated showers between 10pm and midnight. Cloudy, with a low around 36. Northwest wind 10 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.

    Low: 36 °F

    Isolated
    Showers then
    Mostly Cloudy

  • Columbus Day

    Columbus Day: Mostly cloudy, with a high near 57. West wind 6 to 9 mph.

    High: 57 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 33. West northwest wind around 6 mph.

    Low: 33 °F

    Patchy Fog

  • Tuesday

    Tuesday: Patchy fog before 10am. Otherwise, sunny, with a high near 65.

    High: 65 °F

    Patchy Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog after 2am. Otherwise, clear, with a low around 34.

    Low: 34 °F

    Clear then
    Patchy Fog

  • Wednesday

    Wednesday: Areas of fog before 10am. Otherwise, sunny, with a high near 68.

    High: 68 °F

    Areas Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog after 2am. Otherwise, clear, with a low around 36.

    Low: 36 °F

    Clear then
    Patchy Fog

Detailed Forecast

Tonight
Mostly cloudy, with a low around 38. Northwest wind 11 to 14 mph, with gusts as high as 26 mph.
Sunday
Partly sunny, with a high near 59. Northwest wind 9 to 13 mph, with gusts as high as 22 mph.
Sunday Night
Isolated showers between 10pm and midnight. Cloudy, with a low around 36. Northwest wind 10 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.
Columbus Day
Mostly cloudy, with a high near 57. West wind 6 to 9 mph.
Monday Night
Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 33. West northwest wind around 6 mph.
Tuesday
Patchy fog before 10am. Otherwise, sunny, with a high near 65.
Tuesday Night
Patchy fog after 2am. Otherwise, clear, with a low around 34.
Wednesday
Areas of fog before 10am. Otherwise, sunny, with a high near 68.
Wednesday Night
Patchy fog after 2am. Otherwise, clear, with a low around 36.
Thursday
Patchy fog before 10am. Otherwise, sunny, with a high near 70.
Thursday Night
Areas of fog. Otherwise, mostly clear, with a low around 37.
Friday
Areas of fog. Otherwise, sunny, with a high near 71.
Friday Night
Patchy fog. Otherwise, mostly clear, with a low around 40.
Saturday
Patchy fog. Otherwise, sunny, with a high near 73.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
New Plymouth ID
 43.96°N 116.81°W (Elev. 2254 ft)
Last Update:
1:53 pm MDT Oct 10, 2026
Forecast Valid:
6pm MDT Oct 10, 2026-6pm MDT Oct 17, 2026
 
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