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

67°F

19°C

Humidity 58%
Wind Speed NE 1 MPH
Barometer NA
Dewpoint 52°F (11°C)
Visibility NA
Last update 20 Oct 12:00 AM PDT
Extended Forecast for

3 Miles WNW Fontana CA

  • Overnight

    Overnight: Mostly clear, with a low around 61. Calm wind.

    Low: 61 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 82. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.

    High: 82 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 60. Southwest wind around 5 mph becoming calm after midnight.

    Low: 60 °F

    Mostly Clear

  • Wednesday

    Wednesday: A chance of showers after 11am. Partly sunny, with a high near 74. Light south wind becoming southwest 5 to 10 mph in the afternoon. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 74 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Showers. Low around 58. South wind around 5 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 58 °F

    Showers

  • Thursday

    Thursday: Showers and possibly a thunderstorm. High near 67. Chance of precipitation is 80%.

    High: 67 °F

    Showers

  • Thursday Night

    Thursday Night: A slight chance of showers before 11pm. Partly cloudy, with a low around 53. Chance of precipitation is 20%.

    Low: 53 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 71.

    High: 71 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 55.

    Low: 55 °F

    Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 61. Calm wind.
Tuesday
Sunny, with a high near 82. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 60. Southwest wind around 5 mph becoming calm after midnight.
Wednesday
A chance of showers after 11am. Partly sunny, with a high near 74. Light south wind becoming southwest 5 to 10 mph in the afternoon. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Showers. Low around 58. South wind around 5 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
Showers and possibly a thunderstorm. High near 67. Chance of precipitation is 80%.
Thursday Night
A slight chance of showers before 11pm. Partly cloudy, with a low around 53. Chance of precipitation is 20%.
Friday
Sunny, with a high near 71.
Friday Night
Clear, with a low around 55.
Saturday
Sunny, with a high near 77.
Saturday Night
Mostly clear, with a low around 57.
Sunday
Sunny, with a high near 78.
Sunday Night
Mostly clear, with a low around 58.
Monday
Mostly sunny, with a high near 76.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Fontana CA
 34.11°N 117.51°W (Elev. 1198 ft)
Last Update:
12:08 pm PDT Oct 19, 2026
Forecast Valid:
1am PDT Oct 20, 2026-6pm PDT Oct 26, 2026
 
Forecast Discussion
 
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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