National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Arctic Air for the Northeast and Mid-Atlantic; Increase Moisture for Pacific Northwest; Active Pattern for Hawaii

An arctic cold front will impact the Great Lakes, Northeast and mid-Atlantic. Snow showers and squalls will accompany this system with increasing winds and falling temperatures. Damaging wind gusts may result in tree damage and power outages. Meanwhile, moisture returns for the Pacific Northwest and Hawaii this weekend with both coverage and intensity of rainfall and higher elevation snows. Read More >

Hazardous Weather Conditions

Current conditions at

Ontario Municipal Airport (KONO)

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

Clear

52°F

11°C

Humidity 57%
Wind Speed NE 4 MPH
Barometer 30.25 in (1024.38 mb)
Dewpoint 37°F (3°C)
Visibility 9.00 mi
Last update 07 Feb 03:20 PM MST
Extended Forecast for

Ontario Municipal OR

Air Stagnation Advisory February 7, 03:43pm until February 8, 10:00am
Click here for hazard details and duration
Air Stagnation Advisory
  •  
    Air Stagnation Advisory February 7, 03:43pm until February 8, 10:00am

    NOW until 10:00am Sun

    Air Stagnation Advisory

  • Tonight

    Low: 37 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 40 percent chance of rain. Cloudy, with a high near 52. Calm wind becoming east 5 to 7 mph in the afternoon.

    High: 52 °F

    Chance Rain

  • Sunday Night

    Sunday Night: A 50 percent chance of rain. Cloudy, then gradually becoming partly cloudy, with a low around 37. West southwest wind 6 to 9 mph.

    Low: 37 °F

    Chance Rain

  • Monday

    Monday: Mostly sunny, with a high near 52. West wind around 8 mph.

    High: 52 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 29. North northwest wind around 5 mph becoming calm in the evening.

    Low: 29 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 47.

    High: 47 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 30.

    Low: 30 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 49.

    High: 49 °F

    Partly Sunny

Detailed Forecast

Tonight
Mostly cloudy, with a low around 37. Light and variable wind.
Sunday
A 40 percent chance of rain. Cloudy, with a high near 52. Calm wind becoming east 5 to 7 mph in the afternoon.
Sunday Night
A 50 percent chance of rain. Cloudy, then gradually becoming partly cloudy, with a low around 37. West southwest wind 6 to 9 mph.
Monday
Mostly sunny, with a high near 52. West wind around 8 mph.
Monday Night
Partly cloudy, with a low around 29. North northwest wind around 5 mph becoming calm in the evening.
Tuesday
Mostly cloudy, with a high near 47.
Tuesday Night
Mostly cloudy, with a low around 30.
Wednesday
Partly sunny, with a high near 49.
Wednesday Night
Mostly clear, with a low around 27.
Thursday
Mostly sunny, with a high near 47.
Thursday Night
Mostly cloudy, with a low around 27.
Friday
A slight chance of rain and snow. Partly sunny, with a high near 46. Chance of precipitation is 20%.
Friday Night
A 20 percent chance of rain. Cloudy, with a low around 30.
Saturday
A chance of rain and snow. Cloudy, with a high near 45. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Ontario Municipal OR
 44.03°N 117.03°W (Elev. 2185 ft)
Last Update:
2:06 pm MST Feb 7, 2026
Forecast Valid:
3pm MST Feb 7, 2026-6pm MST Feb 14, 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