National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Fontana-Arrow Highway (CQ057)

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

NA

64°F

18°C

Humidity 14%
Wind Speed NNE 7 MPH
Barometer NA
Dewpoint 15°F (-9°C)
Visibility NA
Last update 29 Dec 11:00 PM PST
Extended Forecast for

4 Miles WSW Colton CA

Wind Advisory December 30, 01:51am until December 30, 01:00pm
Click here for hazard details and duration
Wind Advisory
  •  
    Wind Advisory December 30, 01:51am until December 30, 01:00pm

    NOW until 1:00pm Tue

    Wind Advisory

  • Overnight

    Low: 47 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 72. North wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 72 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers after 4am. Mostly cloudy, with a low around 53. North wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    Low: 53 °F

    Mostly Cloudy
    then Chance
    Showers

  • Wednesday

    Wednesday: Showers likely, mainly after 10am. Mostly cloudy, with a high near 66. Northeast wind around 5 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 66 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers. The rain could be heavy at times. Low around 54. East wind around 5 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 54 °F

    Heavy Rain

  • New Year's Day

    New Year's Day: Showers. The rain could be heavy at times. High near 64. Chance of precipitation is 90%.

    High: 64 °F

    Heavy Rain

  • Thursday Night

    Thursday Night: A chance of showers, mainly before 4am. Mostly cloudy, with a low around 51. Chance of precipitation is 40%.

    Low: 51 °F

    Chance
    Showers

  • Friday

    Friday: A chance of showers, mainly after 10am. Mostly cloudy, with a high near 65.

    High: 65 °F

    Chance
    Showers

Detailed Forecast

Overnight
Mostly cloudy, with a low around 47. North wind 15 to 20 mph, with gusts as high as 30 mph.
Tuesday
Partly sunny, with a high near 72. North wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday Night
A chance of showers after 4am. Mostly cloudy, with a low around 53. North wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Wednesday
Showers likely, mainly after 10am. Mostly cloudy, with a high near 66. Northeast wind around 5 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
Showers. The rain could be heavy at times. Low around 54. East wind around 5 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
New Year's Day
Showers. The rain could be heavy at times. High near 64. Chance of precipitation is 90%.
Thursday Night
A chance of showers, mainly before 4am. Mostly cloudy, with a low around 51. Chance of precipitation is 40%.
Friday
A chance of showers, mainly after 10am. Mostly cloudy, with a high near 65.
Friday Night
A chance of showers. Mostly cloudy, with a low around 51.
Saturday
A chance of showers. Mostly cloudy, with a high near 65.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 48.
Sunday
A chance of showers. Partly sunny, with a high near 65.
Sunday Night
A slight chance of showers. Mostly cloudy, with a low around 45.
Monday
A slight chance of showers. Mostly sunny, with a high near 67.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Colton CA
 34.04°N 117.39°W (Elev. 951 ft)
Last Update:
12:37 am PST Dec 30, 2025
Forecast Valid:
1am PST Dec 30, 2025-6pm PST Jan 5, 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