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

55°F

13°C

Humidity 47%
Wind Speed SE 4 MPH
Barometer 29.94 in (1013.89 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 13 Mar 07:05 PM MDT
Extended Forecast for

New Plymouth ID

  • Tonight

    Tonight: A 20 percent chance of showers after midnight. Cloudy, with a low around 48. Southwest wind 3 to 8 mph.

    Low: 48 °F

    Cloudy then
    Slight Chance
    Showers

  • Saturday

    Saturday: Showers likely, mainly before noon. Cloudy, then gradually becoming mostly sunny, with a high near 57. Breezy, with a southwest wind 9 to 14 mph becoming northwest 21 to 26 mph in the afternoon. Winds could gust as high as 37 mph. Chance of precipitation is 60%.

    High: 57 °F

    Showers
    Likely then
    Slight Chance
    Showers and
    Breezy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 28. Blustery, with a north northwest wind 17 to 22 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 34 mph.

    Low: 28 °F

    Partly Cloudy
    and Blustery
    then Partly
    Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 50. Calm wind.

    High: 50 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 36. East wind around 5 mph becoming calm in the evening.

    Low: 36 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 61.

    High: 61 °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 72.

    High: 72 °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 after midnight. Cloudy, with a low around 48. Southwest wind 3 to 8 mph.
Saturday
Showers likely, mainly before noon. Cloudy, then gradually becoming mostly sunny, with a high near 57. Breezy, with a southwest wind 9 to 14 mph becoming northwest 21 to 26 mph in the afternoon. Winds could gust as high as 37 mph. Chance of precipitation is 60%.
Saturday Night
Partly cloudy, with a low around 28. Blustery, with a north northwest wind 17 to 22 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 34 mph.
Sunday
Partly sunny, with a high near 50. Calm wind.
Sunday Night
Mostly cloudy, with a low around 36. East wind around 5 mph becoming calm in the evening.
Monday
Mostly cloudy, with a high near 61.
Monday Night
Mostly cloudy, with a low around 39.
Tuesday
Mostly sunny, with a high near 72.
Tuesday Night
Partly cloudy, with a low around 42.
Wednesday
Sunny, with a high near 75.
Wednesday Night
Partly cloudy, with a low around 46.
Thursday
Partly sunny, with a high near 79.
Thursday Night
Mostly cloudy, with a low around 48.
Friday
Mostly sunny, with a high near 79.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
New Plymouth ID
 43.96°N 116.81°W (Elev. 2254 ft)
Last Update:
3:06 pm MDT Mar 13, 2026
Forecast Valid:
7pm MDT Mar 13, 2026-6pm MDT Mar 20, 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