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.

Fog/Mist

65°F

18°C

Humidity 100%
Wind Speed SE 6 mph
Barometer 30.17 in
Dewpoint 65°F (18°C)
Visibility 5.00 mi
Last update 27 Jun 10:55 pm EDT
Extended Forecast for

Charlestown MD

  • Tonight

    Tonight: Scattered showers and thunderstorms before 3am, then isolated showers between 3am and 4am. Patchy fog before 5am. Otherwise, cloudy, with a low around 69. Light east wind. Chance of precipitation is 30%.

    Low: 69 °F

    Scattered
    Showers and
    Patchy Fog

  • Saturday

    Saturday: A chance of showers before 10am, then a slight chance of showers and thunderstorms after 3pm. Patchy fog before 9am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 87. Calm wind becoming southwest 5 to 7 mph in the afternoon. Chance of precipitation is 30%.

    High: 87 °F

    Chance
    Showers and
    Patchy Fog
    then Slight
    Chance
    T-storms

  • Saturday Night

    Saturday Night: Showers and thunderstorms likely before 11pm, then a chance of showers between 11pm and 2am. Mostly cloudy, with a low around 73. Calm wind. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 73 °F

    Showers
    Likely

  • Sunday

    Sunday: Mostly sunny, with a high near 87. Northwest wind 3 to 5 mph.

    High: 87 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 71. Calm wind.

    Low: 71 °F

    Partly Cloudy

  • Monday

    Monday: A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 89. Chance of precipitation is 50%.

    High: 89 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 75. Chance of precipitation is 40%.

    Low: 75 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers, then showers and possibly a thunderstorm after 2pm. High near 87. Chance of precipitation is 80%.

    High: 87 °F

    Chance
    Showers then
    Showers

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Low around 70. Chance of precipitation is 80%.

    Low: 70 °F

    Showers then
    Chance
    Showers

Detailed Forecast

Tonight
Scattered showers and thunderstorms before 3am, then isolated showers between 3am and 4am. Patchy fog before 5am. Otherwise, cloudy, with a low around 69. Light east wind. Chance of precipitation is 30%.
Saturday
A chance of showers before 10am, then a slight chance of showers and thunderstorms after 3pm. Patchy fog before 9am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 87. Calm wind becoming southwest 5 to 7 mph in the afternoon. Chance of precipitation is 30%.
Saturday Night
Showers and thunderstorms likely before 11pm, then a chance of showers between 11pm and 2am. Mostly cloudy, with a low around 73. Calm wind. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
Mostly sunny, with a high near 87. Northwest wind 3 to 5 mph.
Sunday Night
Partly cloudy, with a low around 71. Calm wind.
Monday
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 89. Chance of precipitation is 50%.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 75. Chance of precipitation is 40%.
Tuesday
A chance of showers, then showers and possibly a thunderstorm after 2pm. High near 87. Chance of precipitation is 80%.
Tuesday Night
Showers and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Low around 70. Chance of precipitation is 80%.
Wednesday
Sunny, with a high near 87.
Wednesday Night
Mostly clear, with a low around 71.
Thursday
Mostly sunny, with a high near 88.
Thursday Night
Partly cloudy, with a low around 69.
Independence Day
Sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
Charlestown MD
 39.58°N 75.98°W (Elev. 26 ft)
Last Update:
10:30 pm EDT Jun 27, 2025
Forecast Valid:
11pm EDT Jun 27, 2025-6pm EDT Jul 4, 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