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

76°F

24°C

Humidity 27%
Wind Speed WSW 4 MPH
Barometer NA
Dewpoint 40°F (4°C)
Visibility NA
Heat Index77°F (25°C)
Last update 21 Apr 01:00 PM PDT
Extended Forecast for

3 Miles S Rialto CA

  • This Afternoon

    This Afternoon: Sunny, with a high near 79. West wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 79 °F

    Sunny

  • Tonight

    Tonight: Patchy fog after 5am. Otherwise, mostly clear, with a low around 52. West wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 52 °F

    Mostly Clear
    then Patchy
    Fog

  • Tuesday

    Tuesday: Patchy fog before 8am. Otherwise, mostly sunny, with a high near 78. Light southwest wind becoming west 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 78 °F

    Patchy Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 52. West wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 52 °F

    Patchy Fog

  • Wednesday

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

    High: 74 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 51.

    Low: 51 °F

    Partly Cloudy

  • Thursday

    Thursday: Patchy fog before 11am. Otherwise, mostly sunny, with a high near 73.

    High: 73 °F

    Patchy Fog
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 50.

    Low: 50 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 70.

    High: 70 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 79. West wind 10 to 15 mph, with gusts as high as 20 mph.
Tonight
Patchy fog after 5am. Otherwise, mostly clear, with a low around 52. West wind 5 to 15 mph, with gusts as high as 20 mph.
Tuesday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 78. Light southwest wind becoming west 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph.
Tuesday Night
Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 52. West wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday
Patchy fog before 11am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 74. Light southwest wind becoming west 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.
Wednesday Night
Partly cloudy, with a low around 51.
Thursday
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 73.
Thursday Night
Partly cloudy, with a low around 50.
Friday
Mostly sunny, with a high near 70.
Friday Night
Partly cloudy, with a low around 49.
Saturday
Mostly sunny, with a high near 70.
Saturday Night
Partly cloudy, with a low around 49.
Sunday
Mostly sunny, with a high near 72.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Rialto CA
 34.06°N 117.39°W (Elev. 1056 ft)
Last Update:
12:54 pm PDT Apr 21, 2025
Forecast Valid:
2pm PDT Apr 21, 2025-6pm PDT Apr 27, 2025
 
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