National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Harford County Airport (K0W3)

Lat: 39.57°NLon: 76.2°WElev: 412ft.

Light Rain Squalls and Windy

72°F

22°C

Humidity 78%
Wind Speed W 36 mph
Barometer 29.82 in
Dewpoint 65°F (18°C)
Visibility 2.50 mi
Last update 11 Mar 7:55 pm EDT
Extended Forecast for

Charlestown MD

  • Tonight

    Tonight: Scattered showers and thunderstorms. Some of the storms could be severe. Mostly cloudy, with a low around 46. Southwest wind 7 to 9 mph, with gusts as high as 18 mph. Chance of precipitation is 40%.

    Low: 46 °F

    Severe
    Thunderstorms
    then Chance
    Showers

  • Thursday

    Thursday: Rain showers before 4pm, then a chance of rain and snow showers between 4pm and 5pm, then a chance of rain showers after 5pm. Temperature falling to around 40 by 5pm. Northwest wind 11 to 17 mph, with gusts as high as 34 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 48 °F⇓

    Showers then
    Rain/Snow
    Likely

  • Thursday Night

    Thursday Night: Mostly cloudy during the early evening, then gradual clearing, with a low around 30. West wind 5 to 7 mph becoming calm in the evening.

    Low: 30 °F

    Gradual
    Clearing

  • Friday

    Friday: Partly sunny, with a high near 50. Light south wind increasing to 12 to 17 mph in the morning. Winds could gust as high as 33 mph.

    High: 50 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 41. South wind 7 to 11 mph, with gusts as high as 25 mph.

    Low: 41 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 53.

    High: 53 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy

  • Sunday

    Sunday: Cloudy, with a high near 56.

    High: 56 °F

    Cloudy

  • Sunday Night

    Sunday Night: Rain, mainly after 2am. Low around 50. Chance of precipitation is 80%.

    Low: 50 °F

    Chance Rain
    then Rain

Detailed Forecast

Tonight
Scattered showers and thunderstorms. Some of the storms could be severe. Mostly cloudy, with a low around 46. Southwest wind 7 to 9 mph, with gusts as high as 18 mph. Chance of precipitation is 40%.
Thursday
Rain showers before 4pm, then a chance of rain and snow showers between 4pm and 5pm, then a chance of rain showers after 5pm. Temperature falling to around 40 by 5pm. Northwest wind 11 to 17 mph, with gusts as high as 34 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Thursday Night
Mostly cloudy during the early evening, then gradual clearing, with a low around 30. West wind 5 to 7 mph becoming calm in the evening.
Friday
Partly sunny, with a high near 50. Light south wind increasing to 12 to 17 mph in the morning. Winds could gust as high as 33 mph.
Friday Night
Partly cloudy, with a low around 41. South wind 7 to 11 mph, with gusts as high as 25 mph.
Saturday
Sunny, with a high near 53.
Saturday Night
Mostly cloudy, with a low around 37.
Sunday
Cloudy, with a high near 56.
Sunday Night
Rain, mainly after 2am. Low around 50. Chance of precipitation is 80%.
Monday
Rain. High near 64. Chance of precipitation is 90%.
Monday Night
A chance of rain. Mostly cloudy, with a low around 29. Chance of precipitation is 50%.
Tuesday
Mostly sunny, with a high near 38.
Tuesday Night
Partly cloudy, with a low around 24.
Wednesday
Mostly sunny, with a high near 40.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Charlestown MD
 39.58°N 75.98°W (Elev. 26 ft)
Last Update:
7:53 pm EDT Mar 11, 2026
Forecast Valid:
9pm EDT Mar 11, 2026-6pm EDT Mar 18, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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