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

Hazardous Weather Conditions

Current conditions at

St Marys County Airport (K2W6)

Lat: 38.32°NLon: 76.55°WElev: 144ft.

Mostly Cloudy

47°F

8°C

Humidity 46%
Wind Speed W 9 G 18 mph
Barometer 29.90 in
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 11 Jan 2:15 pm EST
Extended Forecast for

Charlotte Hall MD

  • This Afternoon

    This Afternoon: A chance of rain before 4pm. Mostly cloudy early, then becoming sunny, with a high near 48. Breezy, with a west wind around 21 mph, with gusts as high as 38 mph. Chance of precipitation is 50%.

    High: 48 °F

    Chance Rain
    and Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 28. West wind 9 to 15 mph, with gusts as high as 34 mph.

    Low: 28 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 46. Southwest wind 6 to 8 mph.

    High: 46 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 28. Southwest wind around 6 mph becoming calm after midnight.

    Low: 28 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 50. Calm wind becoming south 5 to 8 mph in the afternoon.

    High: 50 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 53.

    High: 53 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A chance of rain. Mostly cloudy, with a low around 35. Chance of precipitation is 40%.

    Low: 35 °F

    Chance Rain

  • Thursday

    Thursday: A chance of rain. Partly sunny, with a high near 42. Chance of precipitation is 50%.

    High: 42 °F

    Chance Rain

Detailed Forecast

This Afternoon
A chance of rain before 4pm. Mostly cloudy early, then becoming sunny, with a high near 48. Breezy, with a west wind around 21 mph, with gusts as high as 38 mph. Chance of precipitation is 50%.
Tonight
Mostly clear, with a low around 28. West wind 9 to 15 mph, with gusts as high as 34 mph.
Monday
Sunny, with a high near 46. Southwest wind 6 to 8 mph.
Monday Night
Partly cloudy, with a low around 28. Southwest wind around 6 mph becoming calm after midnight.
Tuesday
Sunny, with a high near 50. Calm wind becoming south 5 to 8 mph in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 38.
Wednesday
Mostly cloudy, with a high near 53.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 35. Chance of precipitation is 40%.
Thursday
A chance of rain. Partly sunny, with a high near 42. Chance of precipitation is 50%.
Thursday Night
A chance of rain and snow before 1am. Mostly cloudy, with a low around 22. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 37.
Friday Night
Partly cloudy, with a low around 24.
Saturday
Partly sunny, with a high near 42.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Charlotte Hall MD
 38.5°N 76.78°W (Elev. 148 ft)
Last Update:
12:54 pm EST Jan 11, 2026
Forecast Valid:
2pm EST Jan 11, 2026-6pm EST Jan 17, 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