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

65°F

18°C

Humidity 54%
Wind Speed SW 6 MPH
Barometer NA
Dewpoint 48°F (9°C)
Visibility NA
Last update 14 Apr 08:00 PM PDT
Extended Forecast for

4 Miles SSW Fontana CA

  • Tonight

    Tonight: Clear, with a low around 50. Southwest wind around 5 mph becoming calm in the evening.

    Low: 50 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 77. Light and variable wind becoming southwest 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 77 °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 74. Light southwest wind increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 74 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 50. Breezy, with a northwest wind 5 to 10 mph becoming north 15 to 25 mph in the evening. Winds could gust as high as 40 mph.

    Low: 50 °F

    Partly Cloudy
    then Mostly
    Clear and
    Breezy

  • Friday

    Friday: Sunny, with a high near 77. Breezy.

    High: 77 °F

    Sunny and
    Breezy

  • Friday Night

    Friday Night: Clear, with a low around 52.

    Low: 52 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 83.

    High: 83 °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 around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 77. Light and variable wind becoming southwest 10 to 15 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 74. Light southwest wind increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.
Thursday Night
Mostly clear, with a low around 50. Breezy, with a northwest wind 5 to 10 mph becoming north 15 to 25 mph in the evening. Winds could gust as high as 40 mph.
Friday
Sunny, with a high near 77. Breezy.
Friday Night
Clear, with a low around 52.
Saturday
Sunny, with a high near 83.
Saturday Night
Partly cloudy, with a low around 55.
Sunday
Sunny, with a high near 84.
Sunday Night
Mostly clear, with a low around 53.
Monday
Sunny, with a high near 77.
Monday Night
Mostly clear, with a low around 51.
Tuesday
Mostly sunny, with a high near 72.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Fontana CA
 34.05°N 117.47°W (Elev. 951 ft)
Last Update:
12:48 pm PDT Apr 14, 2026
Forecast Valid:
9pm PDT Apr 14, 2026-6pm PDT Apr 21, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation