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

60°F

16°C

Humidity 75%
Wind Speed SSW 3 MPH
Barometer NA
Dewpoint 52°F (11°C)
Visibility NA
Last update 12 Mar 12:00 PM PDT
Extended Forecast for

4 Miles WSW Colton CA

Flood Watch March 12, 10:00pm until March 13, 06:00pm
Wind Advisory March 13, 12:00pm until March 13, 08:00pm
Click here for hazard details and duration
Flood Watch
Wind Advisory

  • This Afternoon

    This Afternoon: A chance of showers. Mostly cloudy, with a high near 63. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 63 °F

    Chance
    Showers

  • Tonight

    Tonight: A chance of showers before 11pm, then rain after 11pm. Low around 45. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 45 °F

    Rain

  • Thursday

    Thursday: Rain and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 55. Southwest wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 55 °F

    Heavy Rain

  • Thursday Night

    Thursday Night: A slight chance of rain before 11pm. Partly cloudy, with a low around 39. West 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: 39 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Friday

    Friday: A chance of rain after 11am. Partly sunny, with a high near 53. Calm wind becoming southwest around 5 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 53 °F

    Chance Rain

  • Friday Night

    Friday Night: A chance of rain before 11pm. Cloudy, then gradually becoming partly cloudy, with a low around 43. Chance of precipitation is 30%.

    Low: 43 °F

    Chance Rain
    then Mostly
    Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 64.

    High: 64 °F

    Mostly Sunny

  • Saturday Night

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

    Low: 44 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A chance of showers. Mostly cloudy, with a high near 63. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
A chance of showers before 11pm, then rain after 11pm. Low around 45. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
Rain and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 55. Southwest wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday Night
A slight chance of rain before 11pm. Partly cloudy, with a low around 39. West 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%.
Friday
A chance of rain after 11am. Partly sunny, with a high near 53. Calm wind becoming southwest around 5 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
A chance of rain before 11pm. Cloudy, then gradually becoming partly cloudy, with a low around 43. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 64.
Saturday Night
Mostly clear, with a low around 44.
Sunday
Mostly sunny, with a high near 73.
Sunday Night
Mostly cloudy, with a low around 49.
Monday
A chance of rain. Mostly sunny, with a high near 69.
Monday Night
A chance of rain. Partly cloudy, with a low around 44.
Tuesday
A chance of rain. Sunny, with a high near 67.
Click Map For Forecast
Disclaimer
Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Colton CA
 34.04°N 117.39°W (Elev. 951 ft)
Last Update:
1:02 pm PDT Mar 12, 2025
Forecast Valid:
1pm PDT Mar 12, 2025-6pm PDT Mar 18, 2025
 
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