National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Fontana-Arrow Highway (CQ057)

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

NA

72°F

22°C

Humidity 54%
Wind Speed WSW 5 MPH
Barometer NA
Dewpoint 55°F (13°C)
Visibility NA
Last update 21 Jun 09:00 PM PDT
Extended Forecast for

5 Miles S Fontana CA

  • Tonight

    Tonight: Mostly clear, with a low around 57. West wind 5 to 10 mph becoming light southwest after midnight.

    Low: 57 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 86. Light west wind increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 86 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 59. West wind 10 to 15 mph becoming light southwest after midnight. Winds could gust as high as 20 mph.

    Low: 59 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 90. Light southwest wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 90 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 64. West wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 64 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 92.

    High: 92 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 63.

    Low: 63 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 57. West wind 5 to 10 mph becoming light southwest after midnight.
Monday
Sunny, with a high near 86. Light west wind increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph.
Monday Night
Mostly clear, with a low around 59. West wind 10 to 15 mph becoming light southwest after midnight. Winds could gust as high as 20 mph.
Tuesday
Sunny, with a high near 90. Light southwest wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Tuesday Night
Mostly clear, with a low around 64. West wind 5 to 15 mph, with gusts as high as 20 mph.
Wednesday
Mostly sunny, with a high near 92.
Wednesday Night
Mostly clear, with a low around 63.
Thursday
Sunny, with a high near 87.
Thursday Night
Mostly clear, with a low around 61.
Friday
Sunny, with a high near 85.
Friday Night
Clear, with a low around 59.
Saturday
Sunny, with a high near 81.
Saturday Night
Mostly clear, with a low around 58.
Sunday
Mostly sunny, with a high near 79.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles S Fontana CA
 34.03°N 117.44°W (Elev. 1532 ft)
Last Update:
11:31 am PDT Jun 21, 2026
Forecast Valid:
10pm PDT Jun 21, 2026-6pm PDT Jun 28, 2026
 
Forecast Discussion
 
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