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.

Fair

39°F

4°C

Humidity 73%
Wind Speed SE 5 mph
Barometer 30.40 in
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 24 Mar 11:15 pm EDT
Extended Forecast for

3 Miles NE Charlotte Hall MD

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 35. South wind 3 to 5 mph.

    Low: 35 °F

    Decreasing
    Clouds

  • Wednesday

    Wednesday: Mostly sunny, with a high near 59. Light south wind increasing to 5 to 9 mph in the morning.

    High: 59 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 47. South wind around 8 mph.

    Low: 47 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 73. Southwest wind 9 to 13 mph, with gusts as high as 20 mph.

    High: 73 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A chance of rain after 2am. Mostly cloudy, with a low around 55. Southwest wind around 11 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.

    Low: 55 °F

    Partly Cloudy
    then Chance
    Rain

  • Friday

    Friday: Rain likely, mainly after 8am. Mostly cloudy, with a high near 67. Chance of precipitation is 70%.

    High: 67 °F

    Rain Likely

  • Friday Night

    Friday Night: A chance of rain before 2am. Mostly cloudy, with a low around 33. Chance of precipitation is 30%.

    Low: 33 °F

    Chance Rain

  • Saturday

    Saturday: Sunny, with a high near 50.

    High: 50 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 32.

    Low: 32 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 35. South wind 3 to 5 mph.
Wednesday
Mostly sunny, with a high near 59. Light south wind increasing to 5 to 9 mph in the morning.
Wednesday Night
Mostly cloudy, with a low around 47. South wind around 8 mph.
Thursday
Partly sunny, with a high near 73. Southwest wind 9 to 13 mph, with gusts as high as 20 mph.
Thursday Night
A chance of rain after 2am. Mostly cloudy, with a low around 55. Southwest wind around 11 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.
Friday
Rain likely, mainly after 8am. Mostly cloudy, with a high near 67. Chance of precipitation is 70%.
Friday Night
A chance of rain before 2am. Mostly cloudy, with a low around 33. Chance of precipitation is 30%.
Saturday
Sunny, with a high near 50.
Saturday Night
Mostly clear, with a low around 32.
Sunday
Sunny, with a high near 57.
Sunday Night
Partly cloudy, with a low around 40.
Monday
Mostly sunny, with a high near 66.
Monday Night
Partly cloudy, with a low around 48.
Tuesday
Mostly sunny, with a high near 67.
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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:
10:54 pm EDT Mar 24, 2026
Forecast Valid:
11pm EDT Mar 24, 2026-6pm EDT Mar 31, 2026
 
Forecast Discussion
 
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Additional Resources

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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