National Weather Service

News Headlines

SCN26-34: Discontinuation of the Max/Min Temperature and Precipitation Table Product (RTP) for all NWS Alaska Region, Eastern Region, and Western Region Offices: Effective May 6, 2026

Current conditions at

Ontario Municipal Airport (KONO)

Lat: 44.01424°NLon: 117.00808°WElev: 2185.0ft.

Rain

48°F

9°C

Humidity	93%
Wind Speed	WSW 6 MPH
Barometer	29.67 in (1004.74 mb)
Dewpoint	46°F (8°C)
Visibility	10.00 mi
Wind Chill	45°F (7°C)
Last update	12 Apr 10:35 AM MDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

New Plymouth ID

Today
High: 56 °F
Showers
Tonight
Low: 41 °F
Showers
Likely
Monday
High: 56 °F
Showers
Likely
Monday Night
Low: 38 °F
Mostly Cloudy
Tuesday
High: 62 °F
Mostly Sunny
Tuesday Night
Low: 43 °F
Mostly Cloudy
then Chance
Showers
Wednesday
High: 54 °F
Showers
Wednesday Night
Low: 31 °F
Showers
Likely then
Slight Chance
Rain/Snow
Thursday
High: 50 °F
Slight Chance
Snow Showers
then Chance
Rain/Snow

Detailed Forecast

Today

Showers and possibly a thunderstorm, mainly before 4pm, then a chance of showers and thunderstorms after 4pm. High near 56. North northwest wind 5 to 11 mph becoming south in the morning. Winds could gust as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Tonight

Showers likely, mainly after 5am. Mostly cloudy, with a low around 41. Southwest wind 6 to 9 mph becoming south southeast in the evening. Winds could gust as high as 22 mph. Chance of precipitation is 60%.

Monday

Showers likely, mainly before noon. Mostly cloudy, with a high near 56. South wind 6 to 9 mph becoming west in the afternoon. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

Monday Night

Mostly cloudy, with a low around 38. North northwest wind 3 to 7 mph.

Tuesday

Mostly sunny, with a high near 62. Light west wind becoming southwest 5 to 10 mph in the morning.

Tuesday Night

A 40 percent chance of showers after midnight. Mostly cloudy, with a low around 43.

Wednesday

Showers. High near 54. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

Wednesday Night

Rain showers likely before 3am, then a slight chance of rain and snow showers. Mostly cloudy, with a low around 31. Chance of precipitation is 70%.

Thursday

A chance of snow showers before 3pm, then a chance of rain showers. Mostly sunny, with a high near 50. Chance of precipitation is 30%.