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

36°F

2°C

Humidity 100%
Wind Speed NW 12 G 21 mph
Barometer 29.80 in
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill28°F (-2°C)
Last update 2 Dec 9:15 pm EST
Extended Forecast for

3 Miles N Jarrettsville MD

  • Tonight

    Tonight: Partly cloudy, with a low around 26. Northwest wind around 11 mph, with gusts as high as 23 mph.

    Low: 26 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 38. Northwest wind 5 to 10 mph becoming light west in the afternoon.

    High: 38 °F

    Mostly 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 38. West wind 6 to 14 mph, with gusts as high as 24 mph.

    High: 38 °F

    Partly Sunny

  • 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. Partly sunny, with a high near 33. Chance of precipitation is 30%.

    High: 33 °F

    Partly Sunny
    then Chance
    Snow

  • Friday Night

    Friday Night: A chance of snow before 1am. Mostly cloudy, with a low around 24. Chance of precipitation is 40%.

    Low: 24 °F

    Chance Snow

  • Saturday

    Saturday: Partly sunny, with a high near 40.

    High: 40 °F

    Partly Sunny

  • Saturday Night

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

    Low: 26 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 26. Northwest wind around 11 mph, with gusts as high as 23 mph.
Wednesday
Mostly sunny, with a high near 38. Northwest wind 5 to 10 mph becoming light west in the afternoon.
Wednesday Night
Mostly clear, with a low around 27. Light southwest wind.
Thursday
Partly sunny, with a high near 38. West wind 6 to 14 mph, with gusts as high as 24 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. Partly sunny, with a high near 33. Chance of precipitation is 30%.
Friday Night
A chance of snow before 1am. Mostly cloudy, with a low around 24. Chance of precipitation is 40%.
Saturday
Partly sunny, with a high near 40.
Saturday Night
Mostly cloudy, with a low around 26.
Sunday
Partly sunny, with a high near 38.
Sunday Night
Mostly cloudy, with a low around 22.
Monday
Partly sunny, with a high near 31.
Monday Night
Partly cloudy, with a low around 17.
Tuesday
Partly sunny, with a high near 33.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles N Jarrettsville MD
 39.63°N 76.46°W (Elev. 597 ft)
Last Update:
6:53 pm EST Dec 2, 2025
Forecast Valid:
9pm EST Dec 2, 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