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

55°F

13°C

Humidity 93%
Wind Speed NNW 0 MPH
Barometer NA
Dewpoint 53°F (12°C)
Visibility NA
Last update 16 Nov 10:00 PM PST
Extended Forecast for

3 Miles ESE Rancho Cucamonga CA

  • Tonight

    Tonight: A chance of showers, mainly before 4am. Mostly cloudy, with a low around 51. Southwest wind around 5 mph becoming calm after midnight. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 51 °F

    Chance
    Showers

  • Monday

    Monday: Showers, mainly after 10am. The rain could be heavy at times. High near 60. 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 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 60 °F

    Heavy Rain

  • Monday Night

    Monday Night: Showers. The rain could be heavy at times. Low around 45. Southwest wind 5 to 10 mph becoming light after midnight. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 45 °F

    Heavy Rain

  • Tuesday

    Tuesday: A chance of showers. Partly sunny, with a high near 56. Southeast wind around 5 mph becoming south in the afternoon. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 56 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers, mainly before 10pm. Partly cloudy, with a low around 43. Calm wind becoming northeast around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 43 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Sunny, with a high near 60.

    High: 60 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 44.

    Low: 44 °F

    Mostly Clear

  • Thursday

    Thursday: A slight chance of showers after 10am. Partly sunny, with a high near 58.

    High: 58 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers. Mostly cloudy, with a low around 46.

    Low: 46 °F

    Chance
    Showers

Detailed Forecast

Tonight
A chance of showers, mainly before 4am. Mostly cloudy, with a low around 51. Southwest wind around 5 mph becoming calm after midnight. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Showers, mainly after 10am. The rain could be heavy at times. High near 60. 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 80%. New precipitation amounts between a quarter and half of an inch possible.
Monday Night
Showers. The rain could be heavy at times. Low around 45. Southwest wind 5 to 10 mph becoming light after midnight. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday
A chance of showers. Partly sunny, with a high near 56. Southeast wind around 5 mph becoming south in the afternoon. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
A chance of showers, mainly before 10pm. Partly cloudy, with a low around 43. Calm wind becoming northeast around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Sunny, with a high near 60.
Wednesday Night
Mostly clear, with a low around 44.
Thursday
A slight chance of showers after 10am. Partly sunny, with a high near 58.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 46.
Friday
A chance of showers, mainly before 10am. Mostly sunny, with a high near 62.
Friday Night
A slight chance of showers. Partly cloudy, with a low around 46.
Saturday
Sunny, with a high near 68.
Saturday Night
Mostly clear, with a low around 47.
Sunday
Sunny, with a high near 70.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ESE Rancho Cucamonga CA
 34.11°N 117.54°W (Elev. 1161 ft)
Last Update:
12:50 pm PST Nov 16, 2025
Forecast Valid:
11pm PST Nov 16, 2025-6pm PST Nov 23, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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