National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Fontana-Arrow Highway (CQ057)

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

NA

73°F

23°C

Humidity 56%
Wind Speed SW 1 MPH
Barometer NA
Dewpoint 57°F (14°C)
Visibility NA
Last update 17 Jun 01:00 AM PDT
Extended Forecast for

4 Miles WSW Colton CA

Heat Advisory June 17, 02:57am until June 18, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory June 17, 02:57am until June 18, 08:00pm

    NOW until 8:00pm Wed

    Heat Advisory

  • Overnight

    Low: 65 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 98. Light southwest wind becoming west 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 98 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 65. West wind 10 to 15 mph becoming light southwest after midnight. Winds could gust as high as 20 mph.

    Low: 65 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 98. Light southwest wind becoming west 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 98 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 63. West wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 63 °F

    Mostly Clear

  • Juneteenth

    Juneteenth: Sunny, with a high near 92.

    High: 92 °F

    Sunny

  • Thursday Night

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

    Low: 63 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

Detailed Forecast

Overnight
Mostly clear, with a low around 65. Southwest wind around 5 mph becoming calm.
Tuesday
Sunny, with a high near 98. Light southwest wind becoming west 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.
Tuesday Night
Mostly clear, with a low around 65. West wind 10 to 15 mph becoming light southwest after midnight. Winds could gust as high as 20 mph.
Wednesday
Sunny, with a high near 98. Light southwest wind becoming west 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.
Wednesday Night
Mostly clear, with a low around 63. West wind 5 to 15 mph, with gusts as high as 20 mph.
Juneteenth
Sunny, with a high near 92.
Thursday Night
Mostly clear, with a low around 63.
Friday
Sunny, with a high near 90.
Friday Night
Mostly clear, with a low around 61.
Saturday
Sunny, with a high near 86.
Saturday Night
Mostly clear, with a low around 59.
Sunday
Sunny, with a high near 87.
Sunday Night
Mostly clear, with a low around 60.
Monday
Sunny, with a high near 88.
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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:
12:59 pm PDT Jun 16, 2025
Forecast Valid:
2am PDT Jun 17, 2025-6pm PDT Jun 23, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation