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.

A Few Clouds

49°F

9°C

Humidity 100%
Wind Speed W 5 mph
Barometer 30.10 in
Dewpoint 49°F (9°C)
Visibility 7.00 mi
Wind Chill47°F (8°C)
Last update 9 Jan 10:35 pm EST
Extended Forecast for

Bel Air South MD

  • Tonight

    Tonight: Cloudy, with a low around 42. Southwest wind around 6 mph becoming north after midnight.

    Low: 42 °F

    Cloudy

  • Saturday

    Saturday: Rain, mainly after 10am. High near 46. Northeast wind 5 to 7 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 46 °F

    Rain

  • Saturday Night

    Saturday Night: Rain likely, mainly between 7pm and 1am. Cloudy, with a low around 38. Light and variable wind becoming west 5 to 8 mph after midnight. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 38 °F

    Rain Likely

  • Sunday

    Sunday: A slight chance of rain and snow showers between 1pm and 3pm, then a slight chance of snow showers after 3pm. Mostly sunny, with a high near 44. Breezy, with a west wind 10 to 15 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 38 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 26 mph.

    Low: 28 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Monday

    Monday: Sunny, with a high near 42.

    High: 42 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 29.

    Low: 29 °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 35.

    Low: 35 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Cloudy, with a low around 42. Southwest wind around 6 mph becoming north after midnight.
Saturday
Rain, mainly after 10am. High near 46. Northeast wind 5 to 7 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Saturday Night
Rain likely, mainly between 7pm and 1am. Cloudy, with a low around 38. Light and variable wind becoming west 5 to 8 mph after midnight. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
A slight chance of rain and snow showers between 1pm and 3pm, then a slight chance of snow showers after 3pm. Mostly sunny, with a high near 44. Breezy, with a west wind 10 to 15 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 38 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 26 mph.
Monday
Sunny, with a high near 42.
Monday Night
Mostly clear, with a low around 29.
Tuesday
Sunny, with a high near 46.
Tuesday Night
Mostly cloudy, with a low around 35.
Wednesday
Mostly cloudy, with a high near 47.
Wednesday Night
Mostly cloudy, with a low around 30.
Thursday
A chance of rain. Partly sunny, with a high near 39. Chance of precipitation is 30%.
Thursday Night
Mostly cloudy, with a low around 21.
Friday
Mostly sunny, with a high near 35.
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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:
9:53 pm EST Jan 9, 2026
Forecast Valid:
10pm EST Jan 9, 2026-6pm EST Jan 16, 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