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

74°F

23°C

Humidity 60%
Wind Speed SW 3 MPH
Barometer NA
Dewpoint 60°F (16°C)
Visibility NA
Last update 20 Jun 12:00 PM PDT
Extended Forecast for

3 Miles S Rialto CA

  • This Afternoon

    This Afternoon: Sunny, with a high near 85. West wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 85 °F

    Sunny

  • Tonight

    Tonight: Patchy fog after 11pm. Otherwise, mostly clear, with a low around 59. West wind 5 to 15 mph becoming south after midnight. Winds could gust as high as 20 mph.

    Low: 59 °F

    Patchy Fog

  • Saturday

    Saturday: Patchy fog before 11am. Otherwise, sunny, with a high near 79. Southeast wind 5 to 15 mph becoming west in the afternoon. Winds could gust as high as 20 mph.

    High: 79 °F

    Patchy Fog
    then Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 57. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 57 °F

    Patchy Fog

  • Sunday

    Sunday: Sunny, with a high near 84. West wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 84 °F

    Sunny

  • Sunday Night

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

    Low: 58 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

  • Monday Night

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

    Low: 56 °F

    Patchy Fog

  • Tuesday

    Tuesday: Patchy fog before 11am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 84.

    High: 84 °F

    Patchy Fog
    then Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 85. West wind 10 to 15 mph, with gusts as high as 20 mph.
Tonight
Patchy fog after 11pm. Otherwise, mostly clear, with a low around 59. West wind 5 to 15 mph becoming south after midnight. Winds could gust as high as 20 mph.
Saturday
Patchy fog before 11am. Otherwise, sunny, with a high near 79. Southeast wind 5 to 15 mph becoming west in the afternoon. Winds could gust as high as 20 mph.
Saturday Night
Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 57. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Sunday
Sunny, with a high near 84. West wind 5 to 15 mph, with gusts as high as 20 mph.
Sunday Night
Mostly clear, with a low around 58.
Monday
Sunny, with a high near 85.
Monday Night
Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 56.
Tuesday
Patchy fog before 11am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 84.
Tuesday Night
Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 58.
Wednesday
Patchy fog. Otherwise, partly sunny, then gradually becoming sunny, with a high near 89.
Wednesday Night
Patchy fog. Otherwise, mostly clear, with a low around 61.
Thursday
Patchy fog. Otherwise, sunny, with a high near 92.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Rialto CA
 34.08°N 117.4°W (Elev. 1125 ft)
Last Update:
2:56 am PDT Jun 20, 2025
Forecast Valid:
1pm PDT Jun 20, 2025-6pm PDT Jun 26, 2025
 
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