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

61°F

16°C

Humidity 83%
Wind Speed WSW 3 MPH
Barometer NA
Dewpoint 56°F (13°C)
Visibility NA
Last update 15 May 12:00 AM PDT
Extended Forecast for

3 Miles N Fontana CA

  • Overnight

    Overnight: Patchy fog. Otherwise, mostly cloudy, with a low around 56. West wind around 5 mph.

    Low: 56 °F

    Patchy Fog

  • Friday

    Friday: Patchy fog before 11am. Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 77. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 77 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Patchy fog after 2am. Otherwise, increasing clouds, with a low around 56. West wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 56 °F

    Clear then
    Patchy Fog

  • Saturday

    Saturday: Cloudy through mid morning, then gradual clearing, with a high near 73. Southwest wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 73 °F

    Gradual
    Clearing

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 55. Southwest wind 5 to 10 mph becoming light and variable. Winds could gust as high as 20 mph.

    Low: 55 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 76.

    High: 76 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 56.

    Low: 56 °F

    Clear

Detailed Forecast

Overnight
Patchy fog. Otherwise, mostly cloudy, with a low around 56. West wind around 5 mph.
Friday
Patchy fog before 11am. Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 77. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Friday Night
Patchy fog after 2am. Otherwise, increasing clouds, with a low around 56. West wind 5 to 15 mph, with gusts as high as 20 mph.
Saturday
Cloudy through mid morning, then gradual clearing, with a high near 73. Southwest wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.
Saturday Night
Increasing clouds, with a low around 55. Southwest wind 5 to 10 mph becoming light and variable. Winds could gust as high as 20 mph.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 76.
Sunday Night
Partly cloudy, with a low around 54.
Monday
Sunny, with a high near 80.
Monday Night
Clear, with a low around 56.
Tuesday
Sunny, with a high near 85.
Tuesday Night
Mostly clear, with a low around 59.
Wednesday
Sunny, with a high near 88.
Wednesday Night
Mostly clear, with a low around 60.
Thursday
Sunny, with a high near 87.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles N Fontana CA
 34.14°N 117.46°W (Elev. 1490 ft)
Last Update:
12:15 am PDT May 15, 2026
Forecast Valid:
1am PDT May 15, 2026-6pm PDT May 21, 2026
 
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