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.

Fair

48°F

9°C

Humidity 97%
Wind Speed Calm
Barometer 30.06 in
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Last update 10 Mar 6:55 am EDT
Extended Forecast for

3 Miles W Charlotte Hall MD

  • Today

    Today: Sunny, with a high near 78. Calm wind becoming south 5 to 8 mph in the afternoon.

    High: 78 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 58. South wind around 5 mph.

    Low: 58 °F

    Mostly Clear

  • Wednesday

    Wednesday: A slight chance of showers, then a chance of showers and thunderstorms after 11am. Partly sunny, with a high near 80. South wind 6 to 11 mph. Chance of precipitation is 30%.

    High: 80 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers before 8pm, then a chance of showers after 2am. Mostly cloudy, with a low around 56. South wind 9 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.

    Low: 56 °F

    Chance
    Showers

  • Thursday

    Thursday: Showers likely, mainly between 8am and 2pm. Cloudy, with a high near 59. Northwest wind 15 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 70%.

    High: 59 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A chance of showers before 8pm. Partly cloudy, with a low around 31. Chance of precipitation is 30%.

    Low: 31 °F

    Chance
    Showers then
    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 55.

    High: 55 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 58.

    High: 58 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 78. Calm wind becoming south 5 to 8 mph in the afternoon.
Tonight
Mostly clear, with a low around 58. South wind around 5 mph.
Wednesday
A slight chance of showers, then a chance of showers and thunderstorms after 11am. Partly sunny, with a high near 80. South wind 6 to 11 mph. Chance of precipitation is 30%.
Wednesday Night
A chance of showers before 8pm, then a chance of showers after 2am. Mostly cloudy, with a low around 56. South wind 9 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.
Thursday
Showers likely, mainly between 8am and 2pm. Cloudy, with a high near 59. Northwest wind 15 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 70%.
Thursday Night
A chance of showers before 8pm. Partly cloudy, with a low around 31. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 55.
Friday Night
Partly cloudy, with a low around 41.
Saturday
Mostly sunny, with a high near 58.
Saturday Night
Partly cloudy, with a low around 41.
Sunday
Partly sunny, with a high near 67.
Sunday Night
Showers. Low around 47. Chance of precipitation is 80%.
Monday
Showers. High near 60. Chance of precipitation is 80%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles W Charlotte Hall MD
 38.47°N 76.84°W (Elev. 98 ft)
Last Update:
4:53 am EDT Mar 10, 2026
Forecast Valid:
7am EDT Mar 10, 2026-6pm EDT Mar 16, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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