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.

Rain

43°F

6°C

Humidity 88%
Wind Speed WSW 9 MPH
Barometer 29.89 in (1012.19 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 13 Apr 06:53 AM MDT
Extended Forecast for

New Plymouth ID

  • Today

    Today: Showers, with thunderstorms also possible after 1pm. High near 55. Southwest wind 5 to 11 mph becoming northwest in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 55 °F

    Showers then
    Showers
    Likely

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 7pm. Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 38. North northwest wind around 5 mph becoming calm.

    Low: 38 °F

    Slight Chance
    T-storms and
    Patchy Fog
    then Patchy
    Fog

  • Tuesday

    Tuesday: Mostly sunny, with a high near 61. Southwest wind 5 to 7 mph.

    High: 61 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers after midnight. Increasing clouds, with a low around 44. South wind around 7 mph becoming east southeast in the evening.

    Low: 44 °F

    Mostly Cloudy
    then Chance
    Showers

  • Wednesday

    Wednesday: Showers, with thunderstorms also possible after 3pm. High near 55. South southeast wind 7 to 13 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 55 °F

    Showers

  • Wednesday Night

    Wednesday Night: Rain showers before midnight, then a chance of rain and snow showers. Some thunder is also possible. Low around 32. Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 32 °F

    Showers then
    Chance
    Rain/Snow

  • Thursday

    Thursday: A slight chance of snow showers before noon, then a chance of rain and snow showers between noon and 3pm, then a chance of rain showers after 3pm. Some thunder is also possible. Partly sunny, with a high near 49. Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 49 °F

    Slight Chance
    Snow Showers
    then Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 28.

    Low: 28 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 55.

    High: 55 °F

    Sunny

Detailed Forecast

Today
Showers, with thunderstorms also possible after 1pm. High near 55. Southwest wind 5 to 11 mph becoming northwest in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
A 20 percent chance of showers and thunderstorms before 7pm. Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 38. North northwest wind around 5 mph becoming calm.
Tuesday
Mostly sunny, with a high near 61. Southwest wind 5 to 7 mph.
Tuesday Night
A 50 percent chance of showers after midnight. Increasing clouds, with a low around 44. South wind around 7 mph becoming east southeast in the evening.
Wednesday
Showers, with thunderstorms also possible after 3pm. High near 55. South southeast wind 7 to 13 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Rain showers before midnight, then a chance of rain and snow showers. Some thunder is also possible. Low around 32. Chance of precipitation is 90%. Little or no snow accumulation expected.
Thursday
A slight chance of snow showers before noon, then a chance of rain and snow showers between noon and 3pm, then a chance of rain showers after 3pm. Some thunder is also possible. Partly sunny, with a high near 49. Chance of precipitation is 40%. Little or no snow accumulation expected.
Thursday Night
Mostly clear, with a low around 28.
Friday
Sunny, with a high near 55.
Friday Night
Mostly clear, with a low around 31.
Saturday
Mostly sunny, with a high near 62.
Saturday Night
Mostly cloudy, with a low around 39.
Sunday
A 20 percent chance of showers. Partly sunny, with a high near 67.
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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:
12:30 am MDT Apr 13, 2026
Forecast Valid:
7am MDT Apr 13, 2026-6pm MDT Apr 19, 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