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

Harford County Airport (K0W3)

Lat: 39.57°NLon: 76.2°WElev: 412ft.

Fair

36°F

2°C

Humidity 68%
Wind Speed NW 6 mph
Barometer 30.37 in
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill31°F (-1°C)
Last update 1 Dec 8:35 am EST
Extended Forecast for

Bel Air South MD

  • Today

    Today: Sunny, with a high near 42. North wind 5 to 10 mph, with gusts as high as 18 mph.

    High: 42 °F

    Sunny

  • Tonight

    Tonight: A chance of snow, mainly after 5am. Increasing clouds, with a low around 28. Calm wind. Chance of precipitation is 30%.

    Low: 28 °F

    Partly Cloudy
    then Chance
    Snow

  • Tuesday

    Tuesday: Rain and snow, becoming all rain after 10am. High near 40. Light and variable wind becoming northwest 5 to 9 mph in the morning. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    High: 40 °F

    Rain/Snow
    then Rain

  • Tuesday Night

    Tuesday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 26. Northwest wind around 9 mph, with gusts as high as 20 mph.

    Low: 26 °F

    Decreasing
    Clouds

  • Wednesday

    Wednesday: Sunny, with a high near 40. Northwest wind 3 to 7 mph.

    High: 40 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 26.

    Low: 26 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 41.

    High: 41 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 19.

    Low: 19 °F

    Partly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 34.

    High: 34 °F

    Mostly Cloudy

Detailed Forecast

Today
Sunny, with a high near 42. North wind 5 to 10 mph, with gusts as high as 18 mph.
Tonight
A chance of snow, mainly after 5am. Increasing clouds, with a low around 28. Calm wind. Chance of precipitation is 30%.
Tuesday
Rain and snow, becoming all rain after 10am. High near 40. Light and variable wind becoming northwest 5 to 9 mph in the morning. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Tuesday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 26. Northwest wind around 9 mph, with gusts as high as 20 mph.
Wednesday
Sunny, with a high near 40. Northwest wind 3 to 7 mph.
Wednesday Night
Partly cloudy, with a low around 26.
Thursday
Partly sunny, with a high near 41.
Thursday Night
Partly cloudy, with a low around 19.
Friday
Mostly cloudy, with a high near 34.
Friday Night
A chance of snow before 1am, then snow and freezing rain likely. Cloudy, with a low around 28. Chance of precipitation is 60%.
Saturday
A chance of rain. Mostly cloudy, with a high near 41. Chance of precipitation is 40%.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 27. Chance of precipitation is 30%.
Sunday
Partly sunny, with a high near 42.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Bel Air South MD
 39.5°N 76.28°W (Elev. 187 ft)
Last Update:
8:30 am EST Dec 1, 2025
Forecast Valid:
8am EST Dec 1, 2025-6pm EST Dec 7, 2025
 
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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