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

56°F

13°C

Humidity 54%
Wind Speed Calm
Barometer 29.93 in
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 7 Jan 5:55 pm EST
Extended Forecast for

3 Miles NW Charlotte Hall MD

  • Tonight

    Tonight: Mostly clear, with a low around 34. Northwest wind around 6 mph becoming calm in the evening.

    Low: 34 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 54. Light and variable wind.

    High: 54 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 39. Southeast wind around 6 mph.

    Low: 39 °F

    Mostly Cloudy

  • Friday

    Friday: A slight chance of rain after 1pm. Mostly cloudy, with a high near 61. South wind 6 to 10 mph. Chance of precipitation is 20%.

    High: 61 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Friday Night

    Friday Night: Rain likely, mainly after 1am. Cloudy, with a low around 54. Southwest wind around 7 mph. Chance of precipitation is 70%.

    Low: 54 °F

    Chance Rain
    then Rain
    Likely

  • Saturday

    Saturday: Rain, with thunderstorms also possible after 1pm. High near 64. Chance of precipitation is 90%.

    High: 64 °F

    Rain

  • Saturday Night

    Saturday Night: Rain, mainly before 1am. Low around 44. Chance of precipitation is 80%.

    Low: 44 °F

    Rain

  • Sunday

    Sunday: A chance of rain before 1pm. Partly sunny, with a high near 52. Chance of precipitation is 30%.

    High: 52 °F

    Chance Rain

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 28.

    Low: 28 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 34. Northwest wind around 6 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 54. Light and variable wind.
Thursday Night
Mostly cloudy, with a low around 39. Southeast wind around 6 mph.
Friday
A slight chance of rain after 1pm. Mostly cloudy, with a high near 61. South wind 6 to 10 mph. Chance of precipitation is 20%.
Friday Night
Rain likely, mainly after 1am. Cloudy, with a low around 54. Southwest wind around 7 mph. Chance of precipitation is 70%.
Saturday
Rain, with thunderstorms also possible after 1pm. High near 64. Chance of precipitation is 90%.
Saturday Night
Rain, mainly before 1am. Low around 44. Chance of precipitation is 80%.
Sunday
A chance of rain before 1pm. Partly sunny, with a high near 52. Chance of precipitation is 30%.
Sunday Night
Mostly clear, with a low around 28.
Monday
Sunny, with a high near 42.
Monday Night
Mostly clear, with a low around 27.
Tuesday
Sunny, with a high near 47.
Tuesday Night
Partly cloudy, with a low around 31.
Wednesday
Mostly cloudy, with a high near 48.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NW Charlotte Hall MD
 38.51°N 76.83°W (Elev. 148 ft)
Last Update:
3:53 pm EST Jan 7, 2026
Forecast Valid:
6pm EST Jan 7, 2026-6pm EST Jan 14, 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