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

Hazardous Weather Conditions

Current conditions at

Ontario Municipal Airport (KONO)

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

Overcast

28°F

-2°C

Humidity 92%
Wind Speed NW 6 MPH
Barometer 30.46 in (1031.49 mb)
Dewpoint 27°F (-3°C)
Visibility 9.00 mi
Wind Chill21°F (-6°C)
Last update 18 Jan 04:05 AM MST
Extended Forecast for

35 Miles WSW Vale OR

Air Stagnation Advisory January 18, 04:24am until January 22, 11:00am
Click here for hazard details and duration
Air Stagnation Advisory
  •  
    Air Stagnation Advisory January 18, 04:24am until January 22, 11:00am

    NOW until 11:00am Thu

    Air Stagnation Advisory

  • Today

    High: 36 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Tonight

    Tonight: Patchy fog after 8pm. Otherwise, increasing clouds, with a low around 25. Northwest wind 3 to 5 mph.

    Low: 25 °F

    Patchy Fog

  • M.L.King Day

    M.L.King Day: Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 36. East northeast wind around 6 mph.

    High: 36 °F

    Patchy Fog
    then Partly
    Sunny

  • Monday Night

    Monday Night: Cloudy during the early evening, then gradual clearing, with a low around 25. East wind around 6 mph becoming west southwest in the evening.

    Low: 25 °F

    Gradual
    Clearing

  • Tuesday

    Tuesday: Sunny, with a high near 35. West southwest wind around 6 mph.

    High: 35 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 27.

    Low: 27 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 36.

    High: 36 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 28.

    Low: 28 °F

    Mostly Cloudy

Detailed Forecast

Today
Patchy fog before 11am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 36. Light and variable wind.
Tonight
Patchy fog after 8pm. Otherwise, increasing clouds, with a low around 25. Northwest wind 3 to 5 mph.
M.L.King Day
Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 36. East northeast wind around 6 mph.
Monday Night
Cloudy during the early evening, then gradual clearing, with a low around 25. East wind around 6 mph becoming west southwest in the evening.
Tuesday
Sunny, with a high near 35. West southwest wind around 6 mph.
Tuesday Night
Partly cloudy, with a low around 27.
Wednesday
Partly sunny, with a high near 36.
Wednesday Night
Mostly cloudy, with a low around 28.
Thursday
Mostly sunny, with a high near 41.
Thursday Night
Partly cloudy, with a low around 29.
Friday
A 20 percent chance of snow. Partly sunny, with a high near 40.
Friday Night
A 20 percent chance of snow. Partly cloudy, with a low around 28.
Saturday
A 20 percent chance of snow. Mostly sunny, with a high near 36.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
35 Miles WSW Vale OR
 43.73°N 117.84°W (Elev. 4964 ft)
Last Update:
3:29 am MST Jan 18, 2026
Forecast Valid:
4am MST Jan 18, 2026-6pm MST Jan 24, 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