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

33°F

1°C

Humidity 58%
Wind Speed W 6 mph
Barometer 30.24 in
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 12 Jan 1:55 am EST
Extended Forecast for

3 Miles NE Charlotte Hall MD

  • Overnight

    Overnight: Mostly clear, with a low around 29. Northwest wind around 9 mph, with gusts as high as 22 mph.

    Low: 29 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 46. West wind 6 to 8 mph becoming southwest in the afternoon.

    High: 46 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 28. South wind around 6 mph becoming calm after midnight.

    Low: 28 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 50. Calm wind becoming south 5 to 9 mph in the morning.

    High: 50 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 38. South wind around 10 mph, with gusts as high as 18 mph.

    Low: 38 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A slight chance of rain. Mostly cloudy, with a high near 53. Chance of precipitation is 20%.

    High: 53 °F

    Slight Chance
    Rain

  • Wednesday Night

    Wednesday Night: A chance of rain. Cloudy, with a low around 34. Chance of precipitation is 50%.

    Low: 34 °F

    Chance Rain

  • Thursday

    Thursday: A chance of rain before 1pm, then a chance of rain and snow. Mostly cloudy, with a high near 43. Chance of precipitation is 50%.

    High: 43 °F

    Chance Rain
    then Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: A chance of rain and snow before 1am, then a chance of snow. Mostly cloudy, with a low around 21. Chance of precipitation is 40%.

    Low: 21 °F

    Chance
    Rain/Snow

Detailed Forecast

Overnight
Mostly clear, with a low around 29. Northwest wind around 9 mph, with gusts as high as 22 mph.
Monday
Sunny, with a high near 46. West wind 6 to 8 mph becoming southwest in the afternoon.
Monday Night
Mostly clear, with a low around 28. South wind around 6 mph becoming calm after midnight.
Tuesday
Sunny, with a high near 50. Calm wind becoming south 5 to 9 mph in the morning.
Tuesday Night
Partly cloudy, with a low around 38. South wind around 10 mph, with gusts as high as 18 mph.
Wednesday
A slight chance of rain. Mostly cloudy, with a high near 53. Chance of precipitation is 20%.
Wednesday Night
A chance of rain. Cloudy, with a low around 34. Chance of precipitation is 50%.
Thursday
A chance of rain before 1pm, then a chance of rain and snow. Mostly cloudy, with a high near 43. Chance of precipitation is 50%.
Thursday Night
A chance of rain and snow before 1am, then a chance of snow. Mostly cloudy, with a low around 21. Chance of precipitation is 40%.
Friday
Mostly sunny, with a high near 37.
Friday Night
Mostly clear, with a low around 24.
Saturday
Mostly sunny, with a high near 44.
Saturday Night
Mostly cloudy, with a low around 24.
Sunday
A chance of rain and snow. Mostly sunny, with a high near 36. 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:
12:53 am EST Jan 12, 2026
Forecast Valid:
2am EST Jan 12, 2026-6pm EST Jan 18, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation