Current conditions at

Fontana-Arrow Highway (CQ057)

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

NA

62°F

17°C

Humidity 72%
Wind Speed ESE 1 MPH
Barometer NA
Dewpoint 53°F (12°C)
Visibility NA
Last update 11 Mar 10:00 AM PDT
Extended Forecast for

3 Miles WNW Fontana CA

Heat Advisory March 12, 10:00am until March 13, 08:00pm
Click here for hazard details and duration
Heat Advisory
  • Today

    Today: Sunny, with a high near 85. Southwest wind 5 to 10 mph.

    High: 85 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 60. Calm wind becoming north around 5 mph after midnight.

    Low: 60 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 92. North wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 92 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 63. North wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 63 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 93. Light and variable wind becoming southwest 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 93 °F

    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 64.

    Low: 64 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 89.

    High: 89 °F

    Mostly Sunny

  • Saturday Night

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

    Low: 61 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 93.

    High: 93 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 85. Southwest wind 5 to 10 mph.
Tonight
Clear, with a low around 60. Calm wind becoming north around 5 mph after midnight.
Thursday
Sunny, with a high near 92. North wind 10 to 15 mph, with gusts as high as 30 mph.
Thursday Night
Clear, with a low around 63. North wind 5 to 15 mph, with gusts as high as 20 mph.
Friday
Sunny, with a high near 93. Light and variable wind becoming southwest 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph.
Friday Night
Mostly cloudy, with a low around 64.
Saturday
Mostly sunny, with a high near 89.
Saturday Night
Mostly clear, with a low around 61.
Sunday
Sunny, with a high near 93.
Sunday Night
Mostly clear, with a low around 64.
Monday
Sunny, with a high near 96.
Monday Night
Mostly clear, with a low around 66.
Tuesday
Sunny, with a high near 98.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Fontana CA
 34.11°N 117.51°W (Elev. 1198 ft)
6:54 am PDT Mar 11, 2026
11am PDT Mar 11, 2026-6pm PDT Mar 17, 2026
 
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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