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Above Average Temperatures in the West; Winter Weather Returns to the Upper Midwest and Great Lakes

Well above average temperatures will continue across the West this week, potentially breaking some daily high temperature records. A storm system dropping south out of Canada will bring a wintry mix to the Upper Midwest and Great Lakes Tuesday, pushing into the Central Appalachians and interior Northeast on Wednesday. Read More >

Hazardous Weather Conditions

Current conditions at

Ontario Municipal Airport (KONO)

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

Mist

27°F

-3°C

Humidity 96%
Wind Speed N 0 MPH
Barometer 30.59 in (1035.9 mb)
Dewpoint 26°F (-3°C)
Visibility 2.50 mi
Last update 13 Jan 02:36 AM MST
Extended Forecast for

8 Miles W Weiser ID

Air Stagnation Advisory January 13, 02:58am until January 19, 05:00am
Click here for hazard details and duration
Air Stagnation Advisory
  •  
    Air Stagnation Advisory January 13, 02:58am until January 19, 05:00am

    NOW until 5:00am Mon

    Air Stagnation Advisory

  • Overnight

    Low: 24 °F

    Areas Fog

  • Tuesday

    Tuesday: Patchy fog before 10am. Otherwise, mostly sunny, with a high near 40. Calm wind.

    High: 40 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 24. Calm wind.

    Low: 24 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Wednesday

    Wednesday: Areas of fog before 11am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 39. Calm wind.

    High: 39 °F

    Areas Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog after 9pm. Otherwise, mostly clear, with a low around 22. Calm wind.

    Low: 22 °F

    Patchy Fog

  • Thursday

    Thursday: Areas of fog before 9am. Otherwise, mostly sunny, with a high near 40.

    High: 40 °F

    Areas Fog
    then Sunny

  • Thursday Night

    Thursday Night: Patchy fog after midnight. Otherwise, mostly clear, with a low around 22.

    Low: 22 °F

    Mostly Clear
    then Patchy
    Fog

  • Friday

    Friday: Patchy fog before 9am. Otherwise, sunny, with a high near 42.

    High: 42 °F

    Patchy Fog
    then Sunny

Detailed Forecast

Overnight
Areas of fog. Otherwise, mostly clear, with a low around 24. Calm wind.
Tuesday
Patchy fog before 10am. Otherwise, mostly sunny, with a high near 40. Calm wind.
Tuesday Night
Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 24. Calm wind.
Wednesday
Areas of fog before 11am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 39. Calm wind.
Wednesday Night
Patchy fog after 9pm. Otherwise, mostly clear, with a low around 22. Calm wind.
Thursday
Areas of fog before 9am. Otherwise, mostly sunny, with a high near 40.
Thursday Night
Patchy fog after midnight. Otherwise, mostly clear, with a low around 22.
Friday
Patchy fog before 9am. Otherwise, sunny, with a high near 42.
Friday Night
Patchy fog after 2am. Otherwise, mostly clear, with a low around 22.
Saturday
Patchy fog before 9am. Otherwise, sunny, with a high near 42.
Saturday Night
Mostly clear, with a low around 23.
Sunday
Patchy fog. Otherwise, sunny, with a high near 42.
Sunday Night
Mostly clear, with a low around 25.
M.L.King Day
Patchy fog. Otherwise, sunny, with a high near 42.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles W Weiser ID
 44.26°N 117.12°W (Elev. 2198 ft)
Last Update:
2:04 am MST Jan 13, 2026
Forecast Valid:
2am MST Jan 13, 2026-6pm MST Jan 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