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

64°F

18°C

Humidity 86%
Wind Speed S 1 MPH
Barometer NA
Dewpoint 60°F (16°C)
Visibility NA
Last update 02 Jan 03:00 PM PST
Extended Forecast for

4 Miles WSW Colton CA

  • This Afternoon

    This Afternoon: A slight chance of showers. Mostly cloudy, with a high near 67. Northwest wind around 5 mph. Chance of precipitation is 20%.

    High: 67 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: A slight chance of showers. Mostly cloudy, with a low around 53. Calm wind. Chance of precipitation is 20%.

    Low: 53 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: Showers likely, mainly after 4pm. Cloudy, with a high near 64. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 64 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: Showers likely, mainly before 10pm. Mostly cloudy, with a low around 53. Calm wind becoming southeast around 5 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 53 °F

    Showers
    Likely

  • Sunday

    Sunday: A chance of showers. Mostly cloudy, with a high near 63. Southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 63 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers. Mostly cloudy, with a low around 50. Chance of precipitation is 50%.

    Low: 50 °F

    Chance
    Showers

  • Monday

    Monday: A slight chance of showers. Partly sunny, with a high near 62. Chance of precipitation is 20%.

    High: 62 °F

    Slight Chance
    Showers

  • Monday Night

    Monday Night: A slight chance of showers. Mostly cloudy, with a low around 46.

    Low: 46 °F

    Slight Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers. Partly sunny, with a high near 62.

    High: 62 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
A slight chance of showers. Mostly cloudy, with a high near 67. Northwest wind around 5 mph. Chance of precipitation is 20%.
Tonight
A slight chance of showers. Mostly cloudy, with a low around 53. Calm wind. Chance of precipitation is 20%.
Saturday
Showers likely, mainly after 4pm. Cloudy, with a high near 64. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Showers likely, mainly before 10pm. Mostly cloudy, with a low around 53. Calm wind becoming southeast around 5 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
A chance of showers. Mostly cloudy, with a high near 63. Southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 50. Chance of precipitation is 50%.
Monday
A slight chance of showers. Partly sunny, with a high near 62. Chance of precipitation is 20%.
Monday Night
A slight chance of showers. Mostly cloudy, with a low around 46.
Tuesday
A chance of showers. Partly sunny, with a high near 62.
Tuesday Night
A slight chance of showers. Partly cloudy, with a low around 44.
Wednesday
A slight chance of showers. Mostly sunny, with a high near 62.
Wednesday Night
A slight chance of showers. Partly cloudy, with a low around 42.
Thursday
A slight chance of showers. Mostly sunny, with a high near 62.
Thursday Night
Mostly clear, with a low around 39.
Friday
Sunny, with a high near 62.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Colton CA
 34.04°N 117.39°W (Elev. 951 ft)
Last Update:
12:55 pm PST Jan 2, 2026
Forecast Valid:
4pm PST Jan 2, 2026-6pm PST Jan 9, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation