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.

Fog/Mist

50°F

10°C

Humidity 100%
Wind Speed NW 3 mph
Barometer 30.12 in
Dewpoint 50°F (10°C)
Visibility 4.00 mi
Last update 10 Jan 12:35 am EST
Extended Forecast for

Bel Air South MD

  • Overnight

    Overnight: Cloudy, with a low around 42. North wind around 6 mph.

    Low: 42 °F

    Cloudy

  • Saturday

    Saturday: Rain, mainly after 10am. High near 46. North wind 6 to 9 mph becoming east in the morning. Winds could gust as high as 18 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 46 °F

    Rain

  • Saturday Night

    Saturday Night: Rain likely, mainly before 10pm. Cloudy, with a low around 37. 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: 37 °F

    Rain Likely
    then Chance
    Rain

  • Sunday

    Sunday: Mostly sunny, with a high near 44. West wind 10 to 18 mph, with gusts as high as 33 mph.

    High: 44 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 28. West wind 13 to 17 mph, with gusts as high as 36 mph.

    Low: 28 °F

    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 37.

    Low: 37 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Cloudy, with a low around 42. North wind around 6 mph.
Saturday
Rain, mainly after 10am. High near 46. North wind 6 to 9 mph becoming east in the morning. Winds could gust as high as 18 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Saturday Night
Rain likely, mainly before 10pm. Cloudy, with a low around 37. 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
Mostly sunny, with a high near 44. West wind 10 to 18 mph, with gusts as high as 33 mph.
Sunday Night
Mostly clear, with a low around 28. West wind 13 to 17 mph, with gusts as high as 36 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 37.
Wednesday
Mostly cloudy, with a high near 48.
Wednesday Night
Mostly cloudy, with a low around 29.
Thursday
A chance of rain and snow. Partly sunny, with a high near 37. Chance of precipitation is 30%.
Thursday Night
Partly cloudy, with a low around 20.
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
 39.51°N 76.34°W (Elev. 249 ft)
Last Update:
12:54 am EST Jan 10, 2026
Forecast Valid:
12am EST Jan 10, 2026-6pm EST Jan 16, 2026
 
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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