Current conditions at

Fontana-Arrow Highway (CQ057)

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

NA

52°F

11°C

Humidity 89%
Wind Speed NNE 1 MPH
Barometer NA
Dewpoint 49°F (9°C)
Visibility NA
Last update 15 Apr 05:00 AM PDT
Extended Forecast for

3 Miles ESE Rancho Cucamonga CA

  • Today

    Today: Sunny, with a high near 77. Light and variable wind becoming southwest 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 77 °F

    Sunny

  • Tonight

    Tonight: Patchy fog after 2am.  Otherwise, increasing clouds, with a low around 53. West wind 10 to 15 mph becoming light south  after midnight. Winds could gust as high as 20 mph.

    Low: 53 °F

    Mostly Clear
    then Patchy
    Fog

  • Thursday

    Thursday: Patchy fog before 11am.  Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 74. Light southwest wind increasing to 10 to 15 mph in the morning. Winds could gust as high as 25 mph.

    High: 74 °F

    Patchy Fog
    then Partly
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 51. Windy, with a south wind 5 to 10 mph becoming north 25 to 35 mph. Winds could gust as high as 50 mph.

    Low: 51 °F

    Mostly Clear
    then Mostly
    Clear and
    Windy

  • Friday

    Friday: Sunny, with a high near 75. Windy, with a north wind 25 to 30 mph becoming light east  in the afternoon. Winds could gust as high as 40 mph.

    High: 75 °F

    Sunny and
    Windy then
    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 52.

    Low: 52 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 56.

    Low: 56 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 77. Light and variable wind becoming southwest 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph.
Tonight
Patchy fog after 2am. Otherwise, increasing clouds, with a low around 53. West wind 10 to 15 mph becoming light south after midnight. Winds could gust as high as 20 mph.
Thursday
Patchy fog before 11am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 74. Light southwest wind increasing to 10 to 15 mph in the morning. Winds could gust as high as 25 mph.
Thursday Night
Mostly clear, with a low around 51. Windy, with a south wind 5 to 10 mph becoming north 25 to 35 mph. Winds could gust as high as 50 mph.
Friday
Sunny, with a high near 75. Windy, with a north wind 25 to 30 mph becoming light east in the afternoon. Winds could gust as high as 40 mph.
Friday Night
Clear, with a low around 52.
Saturday
Sunny, with a high near 82.
Saturday Night
Partly cloudy, with a low around 56.
Sunday
Mostly sunny, with a high near 83.
Sunday Night
Mostly clear, with a low around 53.
Monday
Sunny, with a high near 77.
Monday Night
Mostly clear, with a low around 53.
Tuesday
Sunny, with a high near 74.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ESE Rancho Cucamonga CA
 34.11°N 117.54°W (Elev. 1161 ft)
12:09 am PDT Apr 15, 2026
6am PDT Apr 15, 2026-6pm PDT Apr 21, 2026
 
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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