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

81°F

27°C

Humidity 21%
Wind Speed WSW 4 MPH
Barometer NA
Dewpoint 38°F (3°C)
Visibility NA
Heat Index79°F (26°C)
Last update 11 Nov 05:00 PM PST
Extended Forecast for

3 Miles N Fontana CA

  • Tonight

    Tonight: Clear, with a low around 60. Calm wind becoming northeast around 5 mph.

    Low: 60 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 79. Light and variable wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 79 °F

    Sunny

  • Thursday Night

    Thursday Night: A chance of showers after 10pm. Increasing clouds, with a low around 58. Calm wind becoming north around 5 mph after midnight. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 58 °F

    Chance
    Showers

  • Friday

    Friday: Showers likely, mainly after 4pm. Partly sunny, with a high near 68. Light and variable wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 68 °F

    Showers
    Likely

  • Friday Night

    Friday Night: Showers, mainly before 4am. The rain could be heavy at times. Low around 56. Southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 56 °F

    Heavy Rain

  • Saturday

    Saturday: A chance of showers before 10am. Cloudy, then gradually becoming mostly sunny, with a high near 65. Chance of precipitation is 40%.

    High: 65 °F

    Chance
    Showers then
    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 52.

    Low: 52 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

  • Sunday Night

    Sunday Night: A chance of showers after 4am. Partly cloudy, with a low around 53.

    Low: 53 °F

    Mostly Clear
    then Chance
    Showers

Detailed Forecast

Tonight
Clear, with a low around 60. Calm wind becoming northeast around 5 mph.
Thursday
Sunny, with a high near 79. Light and variable wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Thursday Night
A chance of showers after 10pm. Increasing clouds, with a low around 58. Calm wind becoming north around 5 mph after midnight. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Showers likely, mainly after 4pm. Partly sunny, with a high near 68. Light and variable wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Showers, mainly before 4am. The rain could be heavy at times. Low around 56. Southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Saturday
A chance of showers before 10am. Cloudy, then gradually becoming mostly sunny, with a high near 65. Chance of precipitation is 40%.
Saturday Night
Partly cloudy, with a low around 52.
Sunday
Sunny, with a high near 67.
Sunday Night
A chance of showers after 4am. Partly cloudy, with a low around 53.
Monday
Showers likely, mainly after 10am. Partly sunny, with a high near 64.
Monday Night
Showers likely. Mostly cloudy, with a low around 51.
Tuesday
A slight chance of showers. Mostly sunny, with a high near 62.
Tuesday Night
Mostly clear, with a low around 48.
Wednesday
A chance of showers. Mostly sunny, with a high near 64.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles N Fontana CA
 34.14°N 117.46°W (Elev. 1490 ft)
Last Update:
12:06 pm PST Nov 11, 2026
Forecast Valid:
6pm PST Nov 11, 2026-6pm PST Nov 18, 2026
 
Forecast Discussion
 
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Additional Resources

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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