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.

Clear

48°F

9°C

Humidity 66%
Wind Speed WNW 4 MPH
Barometer 29.83 in (1010.16 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill47°F (8°C)
Last update 08 Mar 09:00 PM MDT
Extended Forecast for

New Plymouth ID

  • Tonight

    Tonight: Mostly clear, with a low around 37. South southeast wind around 5 mph becoming west in the evening.

    Low: 37 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 52. West wind 5 to 15 mph becoming north northwest in the afternoon.

    High: 52 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 28. North wind 6 to 13 mph.

    Low: 28 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 47. Northwest wind 6 to 9 mph.

    High: 47 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 29. Northwest wind 5 to 7 mph becoming calm after midnight.

    Low: 29 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 57.

    High: 57 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain before midnight. Mostly cloudy, with a low around 41.

    Low: 41 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Thursday

    Thursday: A 30 percent chance of rain, mainly after noon. Mostly cloudy, with a high near 65. Breezy.

    High: 65 °F

    Chance Rain
    and Breezy

  • Thursday Night

    Thursday Night: A 30 percent chance of rain. Mostly cloudy, with a low around 43.

    Low: 43 °F

    Chance Rain

Detailed Forecast

Tonight
Mostly clear, with a low around 37. South southeast wind around 5 mph becoming west in the evening.
Monday
Mostly sunny, with a high near 52. West wind 5 to 15 mph becoming north northwest in the afternoon.
Monday Night
Partly cloudy, with a low around 28. North wind 6 to 13 mph.
Tuesday
Mostly sunny, with a high near 47. Northwest wind 6 to 9 mph.
Tuesday Night
Partly cloudy, with a low around 29. Northwest wind 5 to 7 mph becoming calm after midnight.
Wednesday
Mostly cloudy, with a high near 57.
Wednesday Night
A 20 percent chance of rain before midnight. Mostly cloudy, with a low around 41.
Thursday
A 30 percent chance of rain, mainly after noon. Mostly cloudy, with a high near 65. Breezy.
Thursday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 43.
Friday
A 30 percent chance of rain, mainly before noon. Mostly cloudy, with a high near 62.
Friday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 45.
Saturday
A 40 percent chance of rain. Cloudy, with a high near 63.
Saturday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 41.
Sunday
A 20 percent chance of rain. Cloudy, with a high near 59.
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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:
3:04 pm MDT Mar 8, 2026
Forecast Valid:
9pm MDT Mar 8, 2026-6pm MDT Mar 15, 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