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.

Partly Cloudy

41°F

5°C

Humidity 57%
Wind Speed S 12 mph
Barometer 29.80 in
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 13 Jan 6:35 pm EST
Extended Forecast for

Fallston MD

  • Tonight

    Tonight: Increasing clouds, with a low around 38. Southwest wind 6 to 9 mph, with gusts as high as 20 mph.

    Low: 38 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: A chance of rain, mainly after 3pm. Cloudy, with a high near 49. Southwest wind 5 to 7 mph. Chance of precipitation is 30%.

    High: 49 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: Rain and snow likely before 1am, then a chance of rain between 1am and 4am, then a chance of snow after 4am. Cloudy, with a low around 23. Light and variable wind becoming northwest 5 to 10 mph after midnight. Winds could gust as high as 28 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.

    Low: 23 °F

    Rain/Snow
    Likely

  • Thursday

    Thursday: A chance of snow before 7am. Mostly sunny, with a high near 29. Northwest wind 11 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.

    High: 29 °F

    Chance Snow
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 15. Northwest wind 8 to 11 mph, with gusts as high as 21 mph.

    Low: 15 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 32.

    High: 32 °F

    Mostly Sunny

  • Friday Night

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

    Low: 26 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 41.

    High: 41 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 21.

    Low: 21 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 38. Southwest wind 6 to 9 mph, with gusts as high as 20 mph.
Wednesday
A chance of rain, mainly after 3pm. Cloudy, with a high near 49. Southwest wind 5 to 7 mph. Chance of precipitation is 30%.
Wednesday Night
Rain and snow likely before 1am, then a chance of rain between 1am and 4am, then a chance of snow after 4am. Cloudy, with a low around 23. Light and variable wind becoming northwest 5 to 10 mph after midnight. Winds could gust as high as 28 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Thursday
A chance of snow before 7am. Mostly sunny, with a high near 29. Northwest wind 11 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.
Thursday Night
Mostly clear, with a low around 15. Northwest wind 8 to 11 mph, with gusts as high as 21 mph.
Friday
Mostly sunny, with a high near 32.
Friday Night
Partly cloudy, with a low around 26.
Saturday
Mostly sunny, with a high near 41.
Saturday Night
Mostly cloudy, with a low around 21.
Sunday
Mostly sunny, with a high near 29.
Sunday Night
Partly cloudy, with a low around 16.
M.L.King Day
Mostly sunny, with a high near 30.
Monday Night
Partly cloudy, with a low around 15.
Tuesday
Mostly sunny, with a high near 25.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Fallston MD
 39.52°N 76.45°W (Elev. 499 ft)
Last Update:
5:51 pm EST Jan 13, 2026
Forecast Valid:
6pm EST Jan 13, 2026-6pm EST Jan 20, 2026
 
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Additional Resources

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Chance of Precipitation