Current conditions at

Fontana-Arrow Highway (CQ057)

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

NA

77°F

25°C

Humidity 28%
Wind Speed WSW 6 MPH
Barometer NA
Dewpoint 42°F (6°C)
Visibility NA
Heat Index78°F (26°C)
Last update 15 Apr 03:00 PM PDT
Extended Forecast for

4 Miles SSW Fontana CA

  • Tonight

    Tonight: Increasing clouds, with a low around 53. West wind 10 to 15 mph becoming light  after midnight. Winds could gust as high as 25 mph.

    Low: 53 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Partly sunny, with a high near 75. Light southwest wind increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 75 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 50. Breezy, with a light and variable wind becoming north 20 to 25 mph after midnight. Winds could gust as high as 40 mph.

    Low: 50 °F

    Partly Cloudy
    then Clear
    and Breezy

  • Friday

    Friday: Sunny, with a high near 79. Windy, with a north wind 25 to 30 mph decreasing to 15 to 20 mph in the afternoon. Winds could gust as high as 40 mph.

    High: 79 °F

    Sunny and
    Windy

  • Friday Night

    Friday Night: Mostly clear, with a low around 51. Northwest wind 5 to 10 mph becoming light and variable. Winds could gust as high as 20 mph.

    Low: 51 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Saturday Night

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

    Low: 55 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear

Detailed Forecast

Tonight
Increasing clouds, with a low around 53. West wind 10 to 15 mph becoming light after midnight. Winds could gust as high as 25 mph.
Thursday
Partly sunny, with a high near 75. Light southwest wind increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.
Thursday Night
Mostly clear, with a low around 50. Breezy, with a light and variable wind becoming north 20 to 25 mph after midnight. Winds could gust as high as 40 mph.
Friday
Sunny, with a high near 79. Windy, with a north wind 25 to 30 mph decreasing to 15 to 20 mph in the afternoon. Winds could gust as high as 40 mph.
Friday Night
Mostly clear, with a low around 51. Northwest wind 5 to 10 mph becoming light and variable. Winds could gust as high as 20 mph.
Saturday
Sunny, with a high near 83.
Saturday Night
Partly cloudy, with a low around 55.
Sunday
Mostly sunny, with a high near 84.
Sunday Night
Mostly clear, with a low around 53.
Monday
Sunny, with a high near 79.
Monday Night
Mostly clear, with a low around 52.
Tuesday
Sunny, with a high near 76.
Tuesday Night
Mostly clear, with a low around 52.
Wednesday
Mostly sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Fontana CA
 34.05°N 117.47°W (Elev. 951 ft)
1:22 pm PDT Apr 15, 2026
4pm PDT Apr 15, 2026-6pm PDT Apr 22, 2026
 
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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