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Hazardous Weather Conditions

Current conditions at

Harford County Airport (K0W3)

Lat: 39.57°NLon: 76.2°WElev: 412ft.

Partly Cloudy

72°F

22°C

Humidity 81%
Wind Speed S 14 mph
Barometer 29.84 in
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 11 Mar 1:55 pm EDT
Extended Forecast for

4 Miles N Jarrettsville MD

  • This Afternoon

    This Afternoon: Scattered showers and thunderstorms, then showers likely and possibly a thunderstorm after 5pm. Partly sunny, with a high near 74. Southwest wind around 11 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 74 °F

    Showers
    Likely

  • Tonight

    Tonight: Scattered showers and thunderstorms. Some of the storms could be severe. Mostly cloudy, with a low around 43. South wind 7 to 9 mph becoming west after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 50%.

    Low: 43 °F

    Severe
    Thunderstorms
    then Chance
    Showers

  • Thursday

    Thursday: Rain showers before 10am, then rain likely, possibly mixed with snow showers. Temperature falling to around 38 by 3pm. Breezy, with a northwest wind 15 to 21 mph, with gusts as high as 39 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 45 °F⇓

    Rain/Snow and
    Breezy then
    Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 28. Northwest wind 5 to 10 mph becoming light west after midnight. Winds could gust as high as 22 mph.

    Low: 28 °F

    Mostly Clear

  • Friday

    Friday: Partly sunny, with a high near 49. Breezy, with a light south wind increasing to 16 to 21 mph in the morning. Winds could gust as high as 34 mph.

    High: 49 °F

    Partly Sunny
    then Partly
    Sunny and
    Breezy

  • Friday Night

    Friday Night: Mostly clear, with a low around 37.

    Low: 37 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 50.

    High: 50 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 34.

    Low: 34 °F

    Mostly Cloudy

  • Sunday

    Sunday: Cloudy, with a high near 53.

    High: 53 °F

    Cloudy

Detailed Forecast

This Afternoon
Scattered showers and thunderstorms, then showers likely and possibly a thunderstorm after 5pm. Partly sunny, with a high near 74. Southwest wind around 11 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Scattered showers and thunderstorms. Some of the storms could be severe. Mostly cloudy, with a low around 43. South wind 7 to 9 mph becoming west after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 50%.
Thursday
Rain showers before 10am, then rain likely, possibly mixed with snow showers. Temperature falling to around 38 by 3pm. Breezy, with a northwest wind 15 to 21 mph, with gusts as high as 39 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Thursday Night
Mostly clear, with a low around 28. Northwest wind 5 to 10 mph becoming light west after midnight. Winds could gust as high as 22 mph.
Friday
Partly sunny, with a high near 49. Breezy, with a light south wind increasing to 16 to 21 mph in the morning. Winds could gust as high as 34 mph.
Friday Night
Mostly clear, with a low around 37.
Saturday
Sunny, with a high near 50.
Saturday Night
Mostly cloudy, with a low around 34.
Sunday
Cloudy, with a high near 53.
Sunday Night
Rain, mainly after 2am. Low around 48. Chance of precipitation is 80%.
Monday
Rain. High near 61. Chance of precipitation is 80%.
Monday Night
Rain likely. Mostly cloudy, with a low around 26. Chance of precipitation is 60%.
Tuesday
Mostly sunny, with a high near 36.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Jarrettsville MD
 39.66°N 76.49°W (Elev. 449 ft)
Last Update:
1:58 pm EDT Mar 11, 2026
Forecast Valid:
2pm EDT Mar 11, 2026-6pm EDT Mar 17, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation