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

St Marys County Airport (K2W6)

Lat: 38.32°NLon: 76.55°WElev: 144ft.

Mostly Cloudy

52°F

11°C

Humidity 90%
Wind Speed W 6 mph
Barometer 29.84 in
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Wind Chill50°F (10°C)
Last update 21 Mar 8:10 am EDT
Extended Forecast for

3 Miles NE Charlotte Hall MD

  • Today

    Today: Sunny, with a high near 66. Northwest wind 6 to 8 mph becoming north in the afternoon.

    High: 66 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 46. South wind 3 to 6 mph.

    Low: 46 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 80. Southwest wind 6 to 10 mph.

    High: 80 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A slight chance of rain, then a chance of rain and thunderstorms after 2am. Mostly cloudy, with a low around 53. South wind around 9 mph becoming west after midnight. Chance of precipitation is 50%.

    Low: 53 °F

    Slight Chance
    Rain then
    Chance Rain

  • Monday

    Monday: A chance of rain and thunderstorms before 8am, then a chance of rain between 8am and 2pm. Partly sunny, with a high near 59. North wind 13 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.

    High: 59 °F

    Chance Rain

  • Monday Night

    Monday Night: Mostly clear, with a low around 34.

    Low: 34 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 51.

    High: 51 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 36.

    Low: 36 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 60.

    High: 60 °F

    Partly Sunny

Detailed Forecast

Today
Sunny, with a high near 66. Northwest wind 6 to 8 mph becoming north in the afternoon.
Tonight
Partly cloudy, with a low around 46. South wind 3 to 6 mph.
Sunday
Partly sunny, with a high near 80. Southwest wind 6 to 10 mph.
Sunday Night
A slight chance of rain, then a chance of rain and thunderstorms after 2am. Mostly cloudy, with a low around 53. South wind around 9 mph becoming west after midnight. Chance of precipitation is 50%.
Monday
A chance of rain and thunderstorms before 8am, then a chance of rain between 8am and 2pm. Partly sunny, with a high near 59. North wind 13 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.
Monday Night
Mostly clear, with a low around 34.
Tuesday
Sunny, with a high near 51.
Tuesday Night
Partly cloudy, with a low around 36.
Wednesday
Partly sunny, with a high near 60.
Wednesday Night
Mostly cloudy, with a low around 42.
Thursday
Partly sunny, with a high near 64.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 49. Chance of precipitation is 40%.
Friday
A chance of rain. Partly sunny, with a high near 61. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NE Charlotte Hall MD
 38.5°N 76.75°W (Elev. 148 ft)
Last Update:
7:53 am EDT Mar 21, 2026
Forecast Valid:
8am EDT Mar 21, 2026-6pm EDT Mar 27, 2026
 
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