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

58°F

14°C

Humidity 89%
Wind Speed SSW 5 MPH
Barometer NA
Dewpoint 54°F (12°C)
Visibility NA
Last update 02 Apr 04:00 AM PDT
Extended Forecast for

4 Miles N Fontana CA

  • Today

    Today: Partly sunny, with a high near 70. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 70 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 52. Windy, with a light and variable wind becoming north 25 to 30 mph after midnight. Winds could gust as high as 45 mph.

    Low: 52 °F

    Partly Cloudy
    then Mostly
    Clear and
    Windy

  • Friday

    Friday: Mostly sunny, with a high near 77. Windy, with a north wind 35 to 40 mph decreasing to 30 to 35 mph in the afternoon. Winds could gust as high as 60 mph.

    High: 77 °F

    Mostly Sunny
    and Windy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 58. Breezy, with a north wind 20 to 25 mph, with gusts as high as 40 mph.

    Low: 58 °F

    Partly Cloudy
    and Breezy

  • Saturday

    Saturday: Mostly sunny, with a high near 84. Breezy, with a north wind 15 to 25 mph becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 40 mph.

    High: 84 °F

    Sunny and
    Breezy then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 70. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Tonight
Mostly clear, with a low around 52. Windy, with a light and variable wind becoming north 25 to 30 mph after midnight. Winds could gust as high as 45 mph.
Friday
Mostly sunny, with a high near 77. Windy, with a north wind 35 to 40 mph decreasing to 30 to 35 mph in the afternoon. Winds could gust as high as 60 mph.
Friday Night
Partly cloudy, with a low around 58. Breezy, with a north wind 20 to 25 mph, with gusts as high as 40 mph.
Saturday
Mostly sunny, with a high near 84. Breezy, with a north wind 15 to 25 mph becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 40 mph.
Saturday Night
Partly cloudy, with a low around 57.
Sunday
Sunny, with a high near 85.
Sunday Night
Mostly clear, with a low around 58.
Monday
Mostly sunny, with a high near 79.
Monday Night
Mostly clear, with a low around 57.
Tuesday
Sunny, with a high near 81.
Tuesday Night
Mostly clear, with a low around 57. Breezy.
Wednesday
Sunny, with a high near 77. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Fontana CA
 34.14°N 117.46°W (Elev. 1490 ft)
Last Update:
4:28 am PDT Apr 2, 2026
Forecast Valid:
6am PDT Apr 2, 2026-6pm PDT Apr 8, 2026
 
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