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

61°F

16°C

Humidity 89%
Wind Speed WSW 1 MPH
Barometer NA
Dewpoint 58°F (14°C)
Visibility NA
Last update 21 Jun 07:00 AM PDT
Extended Forecast for

3 Miles E Rancho Cucamonga CA

  • Today

    Today: Patchy fog before 11am. Otherwise, mostly sunny, with a high near 77. Southeast wind 5 to 10 mph becoming southwest 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 77 °F

    Patchy Fog
    then Sunny

  • Tonight

    Tonight: Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 56. Southwest wind 10 to 15 mph becoming light west. Winds could gust as high as 25 mph.

    Low: 56 °F

    Patchy Fog

  • Sunday

    Sunday: Patchy fog before 11am. Otherwise, mostly sunny, with a high near 83. West wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 83 °F

    Patchy Fog
    then Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 56. West wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 20 mph.

    Low: 56 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 82. Light and variable wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 82 °F

    Sunny

  • Monday Night

    Monday Night: Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 56.

    Low: 56 °F

    Patchy Fog

  • Tuesday

    Tuesday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

  • Wednesday

    Wednesday: Patchy fog before 11am. Otherwise, sunny, with a high near 89.

    High: 89 °F

    Patchy Fog
    then Sunny

Detailed Forecast

Today
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 77. Southeast wind 5 to 10 mph becoming southwest 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.
Tonight
Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 56. Southwest wind 10 to 15 mph becoming light west. Winds could gust as high as 25 mph.
Sunday
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 83. West wind 5 to 15 mph, with gusts as high as 20 mph.
Sunday Night
Mostly clear, with a low around 56. West wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 20 mph.
Monday
Sunny, with a high near 82. Light and variable wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Monday Night
Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 56.
Tuesday
Sunny, with a high near 82.
Tuesday Night
Mostly clear, with a low around 58.
Wednesday
Patchy fog before 11am. Otherwise, sunny, with a high near 89.
Wednesday Night
Mostly clear, with a low around 61.
Thursday
Sunny, with a high near 90.
Thursday Night
Mostly clear, with a low around 62.
Friday
Sunny, with a high near 91.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles E Rancho Cucamonga CA
 34.11°N 117.51°W (Elev. 1198 ft)
Last Update:
1:16 am PDT Jun 21, 2025
Forecast Valid:
8am PDT Jun 21, 2025-6pm PDT Jun 27, 2025
 
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