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

88°F

31°C

Humidity 39%
Wind Speed WSW 8 MPH
Barometer NA
Dewpoint 60°F (16°C)
Visibility NA
Heat Index88°F (31°C)
Last update 15 Jul 03:00 PM PDT
Extended Forecast for

4 Miles WSW Colton CA

  • Tonight

    Tonight: Mostly clear, with a low around 61. West wind 10 to 15 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 20 mph.

    Low: 61 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 88. Light southwest wind becoming west 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 88 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 62. West wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 62 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 90. West wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 90 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 63. West wind 5 to 10 mph becoming light southwest after midnight. Winds could gust as high as 20 mph.

    Low: 63 °F

    Mostly Clear

  • Friday

    Friday: A slight chance of showers after 11am. Patchy fog before 11am. Otherwise, mostly sunny, with a high near 89. Chance of precipitation is 20%.

    High: 89 °F

    Slight Chance
    Showers and
    Patchy Fog

  • Friday Night

    Friday Night: Mostly clear, with a low around 63.

    Low: 63 °F

    Mostly Clear

  • Saturday

    Saturday: Patchy fog before 11am. Otherwise, sunny, with a high near 91.

    High: 91 °F

    Patchy Fog
    then Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 63.

    Low: 63 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 61. West wind 10 to 15 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 20 mph.
Wednesday
Sunny, with a high near 88. Light southwest wind becoming west 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 62. West wind 5 to 15 mph, with gusts as high as 20 mph.
Thursday
Sunny, with a high near 90. West wind 5 to 15 mph, with gusts as high as 20 mph.
Thursday Night
Mostly clear, with a low around 63. West wind 5 to 10 mph becoming light southwest after midnight. Winds could gust as high as 20 mph.
Friday
A slight chance of showers after 11am. Patchy fog before 11am. Otherwise, mostly sunny, with a high near 89. Chance of precipitation is 20%.
Friday Night
Mostly clear, with a low around 63.
Saturday
Patchy fog before 11am. Otherwise, sunny, with a high near 91.
Saturday Night
Mostly clear, with a low around 63.
Sunday
Patchy fog before 11am. Otherwise, sunny, with a high near 92.
Sunday Night
Mostly clear, with a low around 63.
Monday
Sunny, with a high near 92.
Monday Night
Mostly clear, with a low around 63.
Tuesday
Mostly sunny, with a high near 91.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Colton CA
 34.04°N 117.39°W (Elev. 951 ft)
Last Update:
4:33 pm PDT Jul 15, 2025
Forecast Valid:
4pm PDT Jul 15, 2025-6pm PDT Jul 22, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation