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.

Overcast

34°F

1°C

Humidity 85%
Wind Speed N 10 G 18 mph
Barometer 29.91 in
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill26°F (-3°C)
Last update 3 Dec 1:55 am EST
Extended Forecast for

Fallston MD

  • Overnight

    Overnight: Mostly clear, with a low around 27. Northwest wind around 11 mph, with gusts as high as 22 mph.

    Low: 27 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 39. Northwest wind 5 to 9 mph becoming light west in the afternoon.

    High: 39 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 26. Light west wind.

    Low: 26 °F

    Mostly Clear

  • Thursday

    Thursday: Increasing clouds, with a high near 40. West wind 5 to 14 mph, with gusts as high as 25 mph.

    High: 40 °F

    Increasing
    Clouds

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 17. Northwest wind 5 to 10 mph becoming light north after midnight. Winds could gust as high as 18 mph.

    Low: 17 °F

    Partly Cloudy

  • Friday

    Friday: A chance of snow after 1pm. Mostly cloudy, with a high near 32. Chance of precipitation is 30%.

    High: 32 °F

    Partly Sunny
    then Chance
    Snow

  • Friday Night

    Friday Night: A chance of snow before 1am. Mostly cloudy, with a low around 23. Chance of precipitation is 30%.

    Low: 23 °F

    Chance Snow

  • Saturday

    Saturday: Partly sunny, with a high near 41.

    High: 41 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 26.

    Low: 26 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 27. Northwest wind around 11 mph, with gusts as high as 22 mph.
Wednesday
Sunny, with a high near 39. Northwest wind 5 to 9 mph becoming light west in the afternoon.
Wednesday Night
Mostly clear, with a low around 26. Light west wind.
Thursday
Increasing clouds, with a high near 40. West wind 5 to 14 mph, with gusts as high as 25 mph.
Thursday Night
Partly cloudy, with a low around 17. Northwest wind 5 to 10 mph becoming light north after midnight. Winds could gust as high as 18 mph.
Friday
A chance of snow after 1pm. Mostly cloudy, with a high near 32. Chance of precipitation is 30%.
Friday Night
A chance of snow before 1am. Mostly cloudy, with a low around 23. Chance of precipitation is 30%.
Saturday
Partly sunny, with a high near 41.
Saturday Night
Mostly cloudy, with a low around 26.
Sunday
Partly sunny, with a high near 39.
Sunday Night
Mostly cloudy, with a low around 24.
Monday
Partly sunny, with a high near 34.
Monday Night
Partly cloudy, with a low around 19.
Tuesday
Partly sunny, with a high near 36.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Fallston MD
 39.54°N 76.42°W (Elev. 397 ft)
Last Update:
12:53 am EST Dec 3, 2025
Forecast Valid:
2am EST Dec 3, 2025-6pm EST Dec 9, 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