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.

A Few Clouds

37°F

3°C

Humidity 67%
Wind Speed SE 7 mph
Barometer 30.20 in
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 25 Dec 2:35 am EST
Extended Forecast for

3 Miles N Jarrettsville MD

  • Overnight

    Overnight: Cloudy, with a low around 31. Light southeast wind.

    Low: 31 °F

    Cloudy

  • Christmas Day

    Christmas Day: Isolated showers between 9am and 10am. Partly sunny, with a high near 48. South wind 6 to 10 mph becoming north in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 20%.

    High: 48 °F

    Isolated
    Showers then
    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 24. North wind 7 to 10 mph, with gusts as high as 20 mph.

    Low: 24 °F

    Partly Cloudy

  • Friday

    Friday: Snow and sleet likely between 1pm and 4pm, then sleet likely, possibly mixed with snow and freezing rain after 4pm. Increasing clouds, with a high near 30. North wind 6 to 8 mph becoming southeast in the afternoon. Chance of precipitation is 70%. Little or no ice accumulation expected. New snow and sleet accumulation of less than one inch possible.

    High: 30 °F

    Mostly Cloudy
    then Wintry
    Mix Likely

  • Friday Night

    Friday Night: Sleet likely, possibly mixed with snow and freezing rain before 7pm, then freezing rain and sleet between 7pm and 4am, then a chance of freezing rain after 4am. Low around 29. Southeast wind 6 to 8 mph becoming northeast after midnight. Chance of precipitation is 90%. New snow and sleet accumulation of less than a half inch possible.

    Low: 29 °F

    Wintry Mix

  • Saturday

    Saturday: Patchy drizzle or freezing rain before 10am, then a slight chance of snow between 10am and 4pm, then patchy drizzle, snow, and freezing rain after 4pm. Cloudy, with a high near 37. Chance of precipitation is 30%.

    High: 37 °F

    Patchy Wintry
    Mix

  • Saturday Night

    Saturday Night: Patchy drizzle or freezing rain before 7pm. Mostly cloudy, with a low around 26. Chance of precipitation is 30%.

    Low: 26 °F

    Patchy
    Drizzle/Freezing
    Rain then
    Mostly Cloudy

  • Sunday

    Sunday: A chance of rain after 1pm. Cloudy, with a high near 41. Chance of precipitation is 40%.

    High: 41 °F

    Cloudy then
    Chance Rain

  • Sunday Night

    Sunday Night: Rain likely. Cloudy, with a low around 37. Chance of precipitation is 70%.

    Low: 37 °F

    Rain Likely

Detailed Forecast

Overnight
Cloudy, with a low around 31. Light southeast wind.
Christmas Day
Isolated showers between 9am and 10am. Partly sunny, with a high near 48. South wind 6 to 10 mph becoming north in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 20%.
Thursday Night
Partly cloudy, with a low around 24. North wind 7 to 10 mph, with gusts as high as 20 mph.
Friday
Snow and sleet likely between 1pm and 4pm, then sleet likely, possibly mixed with snow and freezing rain after 4pm. Increasing clouds, with a high near 30. North wind 6 to 8 mph becoming southeast in the afternoon. Chance of precipitation is 70%. Little or no ice accumulation expected. New snow and sleet accumulation of less than one inch possible.
Friday Night
Sleet likely, possibly mixed with snow and freezing rain before 7pm, then freezing rain and sleet between 7pm and 4am, then a chance of freezing rain after 4am. Low around 29. Southeast wind 6 to 8 mph becoming northeast after midnight. Chance of precipitation is 90%. New snow and sleet accumulation of less than a half inch possible.
Saturday
Patchy drizzle or freezing rain before 10am, then a slight chance of snow between 10am and 4pm, then patchy drizzle, snow, and freezing rain after 4pm. Cloudy, with a high near 37. Chance of precipitation is 30%.
Saturday Night
Patchy drizzle or freezing rain before 7pm. Mostly cloudy, with a low around 26. Chance of precipitation is 30%.
Sunday
A chance of rain after 1pm. Cloudy, with a high near 41. Chance of precipitation is 40%.
Sunday Night
Rain likely. Cloudy, with a low around 37. Chance of precipitation is 70%.
Monday
Rain likely, mainly before 1pm. Mostly cloudy, with a high near 52. Chance of precipitation is 60%.
Monday Night
Mostly cloudy, with a low around 22.
Tuesday
Partly sunny, with a high near 31.
Tuesday Night
Mostly cloudy, with a low around 21.
Wednesday
Mostly sunny, with a high near 36.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles N Jarrettsville MD
 39.63°N 76.46°W (Elev. 597 ft)
Last Update:
12:53 am EST Dec 25, 2025
Forecast Valid:
2am EST Dec 25, 2025-6pm EST Dec 31, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation