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

57°F

14°C

Humidity 54%
Wind Speed NNE 1 MPH
Barometer NA
Dewpoint 41°F (5°C)
Visibility NA
Last update 19 Apr 07:00 AM PDT
Extended Forecast for

4 Miles SSW Fontana CA

  • Today

    Today: Sunny, with a high near 83. West wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 83 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 53. West wind 10 to 15 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 25 mph.

    Low: 53 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 80. Light southwest wind becoming west 10 to 15 mph in the morning. Winds could gust as high as 25 mph.

    High: 80 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 51. West wind 10 to 15 mph becoming light after midnight. Winds could gust as high as 25 mph.

    Low: 51 °F

    Mostly Clear

  • Tuesday

    Tuesday: A slight chance of showers after 11am. Mostly sunny, with a high near 75. Light and variable wind becoming west 10 to 15 mph in the morning. Winds could gust as high as 30 mph. Chance of precipitation is 20%.

    High: 75 °F

    Slight Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers, mainly before 11pm. Mostly cloudy, with a low around 52. Chance of precipitation is 50%.

    Low: 52 °F

    Chance
    Showers then
    Slight Chance
    Showers

  • Wednesday

    Wednesday: Mostly sunny, with a high near 71.

    High: 71 °F

    Mostly Sunny

  • Wednesday Night

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

    Low: 50 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 83. West wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.
Tonight
Mostly clear, with a low around 53. West wind 10 to 15 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 25 mph.
Monday
Sunny, with a high near 80. Light southwest wind becoming west 10 to 15 mph in the morning. Winds could gust as high as 25 mph.
Monday Night
Mostly clear, with a low around 51. West wind 10 to 15 mph becoming light after midnight. Winds could gust as high as 25 mph.
Tuesday
A slight chance of showers after 11am. Mostly sunny, with a high near 75. Light and variable wind becoming west 10 to 15 mph in the morning. Winds could gust as high as 30 mph. Chance of precipitation is 20%.
Tuesday Night
A chance of showers, mainly before 11pm. Mostly cloudy, with a low around 52. Chance of precipitation is 50%.
Wednesday
Mostly sunny, with a high near 71.
Wednesday Night
Partly cloudy, with a low around 50.
Thursday
Sunny, with a high near 77.
Thursday Night
Partly cloudy, with a low around 52.
Friday
Sunny, with a high near 77.
Friday Night
Partly cloudy, with a low around 54.
Saturday
Partly sunny, with a high near 73.
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:
1:07 am PDT Apr 19, 2026
Forecast Valid:
8am PDT Apr 19, 2026-6pm PDT Apr 25, 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