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.

Light Rain Fog/Mist

44°F

7°C

Humidity 100%
Wind Speed Calm
Barometer 29.78 in
Dewpoint 44°F (7°C)
Visibility 0.75 mi
Last update 10 Jan 9:15 pm EST
Extended Forecast for

Bel Air South MD

  • Tonight

    Tonight: A chance of rain, mainly before midnight. Cloudy, with a low around 36. Light and variable wind becoming west 5 to 8 mph after midnight. Chance of precipitation is 40%.

    Low: 36 °F

    Chance Rain
    then Cloudy

  • Sunday

    Sunday: A slight chance of rain and snow showers between 1pm and 4pm. Mostly sunny, with a high near 44. Breezy, with a west wind 10 to 15 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 20%.

    High: 44 °F

    Mostly Sunny
    then Slight
    Chance
    Rain/Snow and
    Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 28. Breezy, with a west wind 13 to 20 mph, with gusts as high as 37 mph.

    Low: 28 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Monday

    Monday: Sunny, with a high near 42. West wind 8 to 11 mph, with gusts as high as 21 mph.

    High: 42 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 28. West wind 3 to 5 mph.

    Low: 28 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 46.

    High: 46 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 48.

    High: 48 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A chance of rain. Mostly cloudy, with a low around 28. Chance of precipitation is 30%.

    Low: 28 °F

    Chance Rain

Detailed Forecast

Tonight
A chance of rain, mainly before midnight. Cloudy, with a low around 36. Light and variable wind becoming west 5 to 8 mph after midnight. Chance of precipitation is 40%.
Sunday
A slight chance of rain and snow showers between 1pm and 4pm. Mostly sunny, with a high near 44. Breezy, with a west wind 10 to 15 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 20%.
Sunday Night
Mostly clear, with a low around 28. Breezy, with a west wind 13 to 20 mph, with gusts as high as 37 mph.
Monday
Sunny, with a high near 42. West wind 8 to 11 mph, with gusts as high as 21 mph.
Monday Night
Mostly clear, with a low around 28. West wind 3 to 5 mph.
Tuesday
Sunny, with a high near 46.
Tuesday Night
Mostly cloudy, with a low around 37.
Wednesday
Mostly cloudy, with a high near 48.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 28. Chance of precipitation is 30%.
Thursday
A chance of rain and snow before 1pm. Partly sunny, with a high near 36. Chance of precipitation is 30%.
Thursday Night
Partly cloudy, with a low around 20.
Friday
Mostly sunny, with a high near 35.
Friday Night
Partly cloudy, with a low around 25.
Saturday
Mostly sunny, with a high near 39.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Bel Air South MD
 39.49°N 76.34°W (Elev. 148 ft)
Last Update:
6:53 pm EST Jan 10, 2026
Forecast Valid:
9pm EST Jan 10, 2026-6pm EST Jan 17, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation