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

Hazardous Weather Conditions

Current conditions at

Ontario International Airport (KONT)

Lat: 34.05316°NLon: 117.57685°WElev: 906.0ft.

Clear

72°F

22°C

Humidity 24%
Wind Speed N 0 MPH
Barometer 30.03 in (1016.93 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 15 Oct 08:00 AM PDT
Extended Forecast for

Ontario CA

High Wind Warning until October 17, 08:00pm
Click here for hazard details and duration
High Wind Warning
  •  
    High Wind Warning until October 17, 08:00pm

    NOW until 8:00pm Sat

    High Wind Warning

  • Today

    High: 86 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 69. Breezy, with a northeast wind 15 to 25 mph, with gusts as high as 40 mph.

    Low: 69 °F

    Clear and
    Breezy

  • Friday

    Friday: Sunny, with a high near 90. Breezy, with a northeast wind around 25 mph, with gusts as high as 40 mph.

    High: 90 °F

    Sunny and
    Breezy

  • Friday Night

    Friday Night: Mostly clear, with a low around 68. Northeast wind 15 to 20 mph becoming light east after midnight. Winds could gust as high as 35 mph.

    Low: 68 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 87. Northeast wind 5 to 10 mph becoming southeast in the afternoon.

    High: 87 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 64.

    Low: 64 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 63.

    Low: 63 °F

    Clear

Detailed Forecast

Today
Sunny, with a high near 86. Northeast wind 10 to 15 mph, with gusts as high as 20 mph.
Tonight
Clear, with a low around 69. Breezy, with a northeast wind 15 to 25 mph, with gusts as high as 40 mph.
Friday
Sunny, with a high near 90. Breezy, with a northeast wind around 25 mph, with gusts as high as 40 mph.
Friday Night
Mostly clear, with a low around 68. Northeast wind 15 to 20 mph becoming light east after midnight. Winds could gust as high as 35 mph.
Saturday
Sunny, with a high near 87. Northeast wind 5 to 10 mph becoming southeast in the afternoon.
Saturday Night
Mostly clear, with a low around 64.
Sunday
Sunny, with a high near 85.
Sunday Night
Clear, with a low around 63.
Monday
Sunny, with a high near 82.
Monday Night
Mostly clear, with a low around 61.
Tuesday
A slight chance of showers. Mostly sunny, with a high near 75.
Tuesday Night
A chance of showers. Partly cloudy, with a low around 58.
Wednesday
A chance of showers. Partly sunny, with a high near 72.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Ontario CA
 34.05°N 117.61°W (Elev. 902 ft)
Last Update:
2:15 am PDT Oct 15, 2026
Forecast Valid:
8am PDT Oct 15, 2026-6pm PDT Oct 21, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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