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

59°F

15°C

Humidity 96%
Wind Speed ENE 0 MPH
Barometer NA
Dewpoint 58°F (14°C)
Visibility NA
Last update 10 Apr 08:00 AM PDT
Extended Forecast for

3 Miles ESE Rancho Cucamonga CA

  • Today

    Today: Mostly sunny, with a high near 75. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 75 °F

    Mostly Sunny

  • Tonight

    Tonight: A slight chance of showers after 11pm. Mostly cloudy, with a low around 53. Southwest wind 10 to 15 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 20%.

    Low: 53 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 71. Light southwest wind increasing to 10 to 15 mph in the morning. Winds could gust as high as 25 mph.

    High: 71 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: A chance of showers after 11pm. Increasing clouds, with a low around 51. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 51 °F

    Chance
    Showers

  • Sunday

    Sunday: Showers, with thunderstorms also possible after 11am. High near 62. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 62 °F

    Showers

  • Sunday Night

    Sunday Night: A chance of showers, mainly before 11pm. Mostly cloudy, with a low around 48. Chance of precipitation is 40%.

    Low: 48 °F

    Chance
    Showers

  • Monday

    Monday: A slight chance of showers. Mostly sunny, with a high near 66. Chance of precipitation is 20%.

    High: 66 °F

    Slight Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 75. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Tonight
A slight chance of showers after 11pm. Mostly cloudy, with a low around 53. Southwest wind 10 to 15 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 20%.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 71. Light southwest wind increasing to 10 to 15 mph in the morning. Winds could gust as high as 25 mph.
Saturday Night
A chance of showers after 11pm. Increasing clouds, with a low around 51. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Showers, with thunderstorms also possible after 11am. High near 62. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
A chance of showers, mainly before 11pm. Mostly cloudy, with a low around 48. Chance of precipitation is 40%.
Monday
A slight chance of showers. Mostly sunny, with a high near 66. Chance of precipitation is 20%.
Monday Night
Partly cloudy, with a low around 48.
Tuesday
Sunny, with a high near 73.
Tuesday Night
Clear, with a low around 50.
Wednesday
Sunny, with a high near 77.
Wednesday Night
Mostly clear, with a low around 53.
Thursday
Partly sunny, with a high near 74.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ESE Rancho Cucamonga CA
 34.11°N 117.54°W (Elev. 1161 ft)
Last Update:
11:26 am PDT Apr 10, 2026
Forecast Valid:
11am PDT Apr 10, 2026-6pm PDT Apr 16, 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