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

81°F

27°C

Humidity 39%
Wind Speed SSW 4 MPH
Barometer 29.7 in (1005.76 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 12 Sep 03:05 PM PDT
Extended Forecast for

Ontario CA

  • Tonight

    Tonight: Mostly clear, with a low around 59. West wind 5 to 10 mph.

    Low: 59 °F

    Mostly Clear

  • Friday

    Friday: Widespread haze after 11am. Patchy fog before 11am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 83. Light southwest wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 83 °F

    Patchy Fog
    then Haze

  • Friday Night

    Friday Night: Mostly clear, with a low around 59. West wind 5 to 10 mph.

    Low: 59 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 84. Light west wind increasing to 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 84 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 58. West wind 5 to 10 mph.

    Low: 58 °F

    Mostly Clear

  • Sunday

    Sunday: Patchy fog before 11am. Otherwise, sunny, with a high near 80.

    High: 80 °F

    Patchy Fog
    then Sunny

  • Sunday Night

    Sunday Night: A slight chance of showers after 11pm. Increasing clouds, with a low around 57. Chance of precipitation is 20%.

    Low: 57 °F

    Slight Chance
    Showers

  • Monday

    Monday: A chance of showers before 11am. Mostly cloudy, then gradually becoming sunny, with a high near 72.

    High: 72 °F

    Chance
    Showers then
    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 59. West wind 5 to 10 mph.
Friday
Widespread haze after 11am. Patchy fog before 11am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 83. Light southwest wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Friday Night
Mostly clear, with a low around 59. West wind 5 to 10 mph.
Saturday
Sunny, with a high near 84. Light west wind increasing to 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Saturday Night
Mostly clear, with a low around 58. West wind 5 to 10 mph.
Sunday
Patchy fog before 11am. Otherwise, sunny, with a high near 80.
Sunday Night
A slight chance of showers after 11pm. Increasing clouds, with a low around 57. Chance of precipitation is 20%.
Monday
A chance of showers before 11am. Mostly cloudy, then gradually becoming sunny, with a high near 72.
Monday Night
Partly cloudy, with a low around 55.
Tuesday
Mostly sunny, with a high near 76.
Tuesday Night
Mostly clear, with a low around 54.
Wednesday
Patchy fog. Otherwise, mostly sunny, with a high near 75.
Wednesday Night
Partly cloudy, with a low around 55.
Thursday
Mostly sunny, with a high near 75.
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ABOUT THIS FORECAST

 
Point Forecast:
Ontario CA
 34.05°N 117.61°W (Elev. 902 ft)
Last Update:
1:43 pm PDT Sep 12, 2024
Forecast Valid:
3pm PDT Sep 12, 2024-6pm PDT Sep 19, 2024
 
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Additional Resources

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Chance of Precipitation