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

72°F

22°C

Humidity 40%
Wind Speed WSW 8 MPH
Barometer NA
Dewpoint 47°F (8°C)
Visibility NA
Last update 14 Apr 06:00 PM PDT
Extended Forecast for

3 Miles ESE Rancho Cucamonga CA

  • Tonight

    Tonight: Clear, with a low around 50. Southwest wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 20 mph.

    Low: 50 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 76. Light and variable wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 76 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 52. Southwest wind 5 to 10 mph becoming light west in the evening. Winds could gust as high as 20 mph.

    Low: 52 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 73. Light southwest wind increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 73 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 49. Breezy, with a light and variable wind becoming north 20 to 25 mph after midnight. Winds could gust as high as 40 mph.

    Low: 49 °F

    Partly Cloudy
    then Mostly
    Clear and
    Breezy

  • Friday

    Friday: Sunny, with a high near 76. Breezy.

    High: 76 °F

    Sunny and
    Breezy then
    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

Detailed Forecast

Tonight
Clear, with a low around 50. Southwest wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 20 mph.
Wednesday
Sunny, with a high near 76. Light and variable wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 25 mph.
Wednesday Night
Partly cloudy, with a low around 52. Southwest wind 5 to 10 mph becoming light west in the evening. Winds could gust as high as 20 mph.
Thursday
Partly sunny, with a high near 73. Light southwest wind increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 30 mph.
Thursday Night
Mostly clear, with a low around 49. Breezy, with a light and variable wind becoming north 20 to 25 mph after midnight. Winds could gust as high as 40 mph.
Friday
Sunny, with a high near 76. Breezy.
Friday Night
Mostly clear, with a low around 52.
Saturday
Sunny, with a high near 82.
Saturday Night
Partly cloudy, with a low around 55.
Sunday
Sunny, with a high near 82.
Sunday Night
Mostly clear, with a low around 53.
Monday
Sunny, with a high near 76.
Monday Night
Partly cloudy, with a low around 51.
Tuesday
Mostly sunny, with a high near 71.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ESE Rancho Cucamonga CA
 34.11°N 117.54°W (Elev. 1161 ft)
Last Update:
12:48 pm PDT Apr 14, 2026
Forecast Valid:
7pm PDT Apr 14, 2026-6pm PDT Apr 21, 2026
 
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Additional Resources

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