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

Fontana-Arrow Highway (CQ057)

Lat: 34.10056°NLon: 117.49222°WElev: 1191.0ft.

NA

62°F

17°C

Humidity 91%
Wind Speed SW 1 MPH
Barometer NA
Dewpoint 60°F (16°C)
Visibility NA
Last update 15 Jul 06:00 AM PDT
Extended Forecast for

4 Miles SSW Fontana CA

  • Today

    Today: Patchy fog before 8am. Otherwise, sunny, with a high near 88. West wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 88 °F

    Patchy Fog
    then Sunny

  • Tonight

    Tonight: Patchy fog after 2am. Otherwise, increasing clouds, with a low around 61. West wind 10 to 15 mph becoming light southwest after midnight. Winds could gust as high as 20 mph.

    Low: 61 °F

    Mostly Clear
    then Patchy
    Fog

  • Wednesday

    Wednesday: Patchy fog before 11am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 87. West wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 87 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 61. West wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 61 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 88. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 88 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 91.

    High: 91 °F

    Sunny

Detailed Forecast

Today
Patchy fog before 8am. Otherwise, sunny, with a high near 88. West wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph.
Tonight
Patchy fog after 2am. Otherwise, increasing clouds, with a low around 61. West wind 10 to 15 mph becoming light southwest after midnight. Winds could gust as high as 20 mph.
Wednesday
Patchy fog before 11am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 87. West wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph.
Wednesday Night
Clear, with a low around 61. West wind 5 to 15 mph, with gusts as high as 20 mph.
Thursday
Sunny, with a high near 88. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday Night
Mostly clear, with a low around 62.
Friday
Sunny, with a high near 89.
Friday Night
Mostly clear, with a low around 62.
Saturday
Sunny, with a high near 91.
Saturday Night
Clear, with a low around 63.
Sunday
Sunny, with a high near 91.
Sunday Night
Clear, with a low around 63.
Monday
Sunny, with a high near 91.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Fontana CA
 34.05°N 117.47°W (Elev. 951 ft)
Last Update:
3:47 am PDT Jul 15, 2025
Forecast Valid:
7am PDT Jul 15, 2025-6pm PDT Jul 21, 2025
 
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