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

Rapid Warm-Up Forecast Across Much of the Lower 48 Today and Tuesday

Most of the U.S. starts the week calm and unseasonably warm. The Heartland will be warmest, with highs 25–30° above average. Only the Gulf Coast stays chilly. Rain today is limited to western Washington while lake effect snow continues east of Lake Ontario. Cooler air returns after Tuesday, bringing a wintry mix to the Midwest and Northeast by Wednesday. Read More >

Hazardous Weather Conditions

Current conditions at

Ontario Municipal Airport (KONO)

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

Clear

24°F

-4°C

Humidity 87%
Wind Speed WSW 4 MPH
Barometer 30.61 in (1036.57 mb)
Dewpoint 21°F (-6°C)
Visibility 8.00 mi
Wind Chill19°F (-7°C)
Last update 12 Jan 06:53 AM MST
Extended Forecast for

35 Miles WSW Vale OR

Air Stagnation Advisory January 12, 07:13am until January 16, 05:00am
Click here for hazard details and duration
Air Stagnation Advisory
  •  
    Air Stagnation Advisory January 12, 07:13am until January 16, 05:00am

    NOW until 5:00am Fri

    Air Stagnation Advisory

  • Today

    High: 38 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 28. South southeast wind around 6 mph becoming southwest after midnight.

    Low: 28 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 40. South southeast wind around 5 mph becoming light and variable in the morning.

    High: 40 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 29. Light and variable wind becoming west around 6 mph in the evening.

    Low: 29 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 39. West southwest wind around 5 mph becoming light and variable in the morning.

    High: 39 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 29.

    Low: 29 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 44.

    High: 44 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 28.

    Low: 28 °F

    Clear

Detailed Forecast

Today
Mostly sunny, with a high near 38. South southeast wind around 6 mph.
Tonight
Partly cloudy, with a low around 28. South southeast wind around 6 mph becoming southwest after midnight.
Tuesday
Mostly sunny, with a high near 40. South southeast wind around 5 mph becoming light and variable in the morning.
Tuesday Night
Partly cloudy, with a low around 29. Light and variable wind becoming west around 6 mph in the evening.
Wednesday
Sunny, with a high near 39. West southwest wind around 5 mph becoming light and variable in the morning.
Wednesday Night
Mostly clear, with a low around 29.
Thursday
Sunny, with a high near 44.
Thursday Night
Clear, with a low around 28.
Friday
Sunny, with a high near 41.
Friday Night
Mostly clear, with a low around 27.
Saturday
Sunny, with a high near 40.
Saturday Night
Mostly clear, with a low around 28.
Sunday
Sunny, with a high near 39.
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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:
2:04 am MST Jan 12, 2026
Forecast Valid:
7am MST Jan 12, 2026-6pm MST Jan 18, 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