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.

Fair

31°F

-1°C

Humidity 97%
Wind Speed SE 3 mph
Barometer 30.08 in
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Last update 2 Dec 3:15 am EST
Extended Forecast for

3 Miles WNW Charlestown MD

  • Overnight

    Overnight: A slight chance of freezing rain between 4am and 5am, then a chance of rain or freezing rain. Cloudy, with a low around 29. East wind around 5 mph. Chance of precipitation is 30%.

    Low: 29 °F

    Chance
    Rain/Freezing
    Rain

  • Tuesday

    Tuesday: Rain, mainly before 3pm. High near 41. Light and variable wind becoming northwest 5 to 8 mph in the morning. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 41 °F

    Rain

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 27. Northwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 27 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 40. Northwest wind 3 to 7 mph.

    High: 40 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 27. Light southwest wind.

    Low: 27 °F

    Mostly Clear

  • Thursday

    Thursday: Partly sunny, with a high near 41.

    High: 41 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 18.

    Low: 18 °F

    Mostly Clear

  • Friday

    Friday: Partly sunny, with a high near 33.

    High: 33 °F

    Partly Sunny

  • Friday Night

    Friday Night: A chance of snow. Mostly cloudy, with a low around 24. Chance of precipitation is 30%.

    Low: 24 °F

    Chance Snow

Detailed Forecast

Overnight
A slight chance of freezing rain between 4am and 5am, then a chance of rain or freezing rain. Cloudy, with a low around 29. East wind around 5 mph. Chance of precipitation is 30%.
Tuesday
Rain, mainly before 3pm. High near 41. Light and variable wind becoming northwest 5 to 8 mph in the morning. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Tuesday Night
Mostly clear, with a low around 27. Northwest wind around 10 mph, with gusts as high as 20 mph.
Wednesday
Sunny, with a high near 40. Northwest wind 3 to 7 mph.
Wednesday Night
Mostly clear, with a low around 27. Light southwest wind.
Thursday
Partly sunny, with a high near 41.
Thursday Night
Mostly clear, with a low around 18.
Friday
Partly sunny, with a high near 33.
Friday Night
A chance of snow. Mostly cloudy, with a low around 24. Chance of precipitation is 30%.
Saturday
Partly sunny, with a high near 42.
Saturday Night
Mostly cloudy, with a low around 27.
Sunday
Partly sunny, with a high near 40.
Sunday Night
Mostly cloudy, with a low around 23.
Monday
Mostly sunny, with a high near 34.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Charlestown MD
 39.61°N 76.03°W (Elev. 217 ft)
Last Update:
3:02 am EST Dec 2, 2025
Forecast Valid:
3am EST Dec 2, 2025-6pm EST Dec 8, 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