Prolonged Atmospheric River in the Northwest; Snow in the North-Central US

A prolonged atmospheric river will bring heavy rainfall which may lead to widespread urban and river flooding, heavy mountain snow, along with gusty winds to the Pacific Northwest into the northern Rockies through much of the week. A clipper will bring a period of snow across the upper Midwest and the Great Lakes into Tuesday, before a stronger system bring more wintry impacts. Read More >

Current conditions at

Ontario Municipal Airport (KONO)

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

Mostly Cloudy

39°F

4°C

Humidity 93%
Wind Speed NE 3 MPH
Barometer 30.09 in (1018.96 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 09 Dec 03:35 AM MST
Extended Forecast for

Payette ID

  • Overnight

    Overnight: Rain likely.  Cloudy, with a low around 43. South southeast wind around 6 mph.  Chance of precipitation is 60%.

    Low: 43 °F

    Rain Likely

  • Tuesday

    Tuesday: A 50 percent chance of rain.  Cloudy, with a high near 49. South wind around 5 mph becoming calm  in the morning.

    High: 49 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: A 40 percent chance of rain.  Mostly cloudy, with a low around 44. Light and variable wind becoming south southeast around 5 mph after midnight.

    Low: 44 °F

    Chance Rain

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 58. Southwest wind 3 to 5 mph.

    High: 58 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 38. South southeast wind around 6 mph becoming calm  in the evening.

    Low: 38 °F

    Mostly Cloudy

  • Thursday

    Thursday: Patchy fog between 8am and 11am.  Otherwise, partly sunny, with a high near 56.

    High: 56 °F

    Patchy Fog
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Patchy fog after 2am.  Otherwise, partly cloudy, with a low around 37.

    Low: 37 °F

    Partly Cloudy
    then Patchy
    Fog

  • Friday

    Friday: Patchy fog before 11am.  Otherwise, mostly sunny, with a high near 54.

    High: 54 °F

    Patchy Fog
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Patchy fog after 5am.  Otherwise, partly cloudy, with a low around 32.

    Low: 32 °F

    Partly Cloudy
    then Patchy
    Fog

Detailed Forecast

Overnight
Rain likely. Cloudy, with a low around 43. South southeast wind around 6 mph. Chance of precipitation is 60%.
Tuesday
A 50 percent chance of rain. Cloudy, with a high near 49. South wind around 5 mph becoming calm in the morning.
Tuesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 44. Light and variable wind becoming south southeast around 5 mph after midnight.
Wednesday
Mostly cloudy, with a high near 58. Southwest wind 3 to 5 mph.
Wednesday Night
Mostly cloudy, with a low around 38. South southeast wind around 6 mph becoming calm in the evening.
Thursday
Patchy fog between 8am and 11am. Otherwise, partly sunny, with a high near 56.
Thursday Night
Patchy fog after 2am. Otherwise, partly cloudy, with a low around 37.
Friday
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 54.
Friday Night
Patchy fog after 5am. Otherwise, partly cloudy, with a low around 32.
Saturday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 50.
Saturday Night
Mostly cloudy, with a low around 31.
Sunday
A 20 percent chance of rain. Partly sunny, with a high near 48.
Sunday Night
Mostly cloudy, with a low around 33.
Monday
A 30 percent chance of rain. Patchy fog. Otherwise, mostly cloudy, with a high near 50.
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ABOUT THIS FORECAST

 
Point Forecast:
Payette ID
 44.09°N 116.89°W (Elev. 2274 ft)
3:16 am MST Dec 9, 2025
3am MST Dec 9, 2025-6pm MST Dec 15, 2025
 
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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