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

72°F

22°C

Humidity 48%
Wind Speed Vrbl 6 mph
Barometer 29.99 in
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 9 Mar 3:55 pm EDT
Extended Forecast for

Leonardtown MD

  • Tonight

    Tonight: Mostly clear, with a low around 47. Light south wind.

    Low: 47 °F

    Mostly Clear

  • Tuesday

    Tuesday: Patchy fog between 7am and 8am. Otherwise, sunny, with a high near 74. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 74 °F

    Patchy Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 56. Light south wind.

    Low: 56 °F

    Mostly Clear

  • Wednesday

    Wednesday: A chance of showers after 2pm. Partly sunny, with a high near 77. South wind 5 to 10 mph. Chance of precipitation is 30%.

    High: 77 °F

    Partly Sunny
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers before 2am, then a chance of rain between 2am and 5am, then a chance of rain and thunderstorms after 5am. Mostly cloudy, with a low around 45. South wind 8 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 50%.

    Low: 45 °F

    Chance
    Showers

  • Thursday

    Thursday: A chance of rain and thunderstorms, then rain after 8am. High near 61. Chance of precipitation is 80%.

    High: 61 °F

    Rain

  • Thursday Night

    Thursday Night: Rain likely before 8pm. Partly cloudy, with a low around 32. Chance of precipitation is 60%.

    Low: 32 °F

    Rain Likely
    then Mostly
    Clear

  • Friday

    Friday: Mostly sunny, with a high near 54.

    High: 54 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 47. Light south wind.
Tuesday
Patchy fog between 7am and 8am. Otherwise, sunny, with a high near 74. Calm wind becoming south 5 to 7 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 56. Light south wind.
Wednesday
A chance of showers after 2pm. Partly sunny, with a high near 77. South wind 5 to 10 mph. Chance of precipitation is 30%.
Wednesday Night
A chance of showers before 2am, then a chance of rain between 2am and 5am, then a chance of rain and thunderstorms after 5am. Mostly cloudy, with a low around 45. South wind 8 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 50%.
Thursday
A chance of rain and thunderstorms, then rain after 8am. High near 61. Chance of precipitation is 80%.
Thursday Night
Rain likely before 8pm. Partly cloudy, with a low around 32. Chance of precipitation is 60%.
Friday
Mostly sunny, with a high near 54.
Friday Night
Partly cloudy, with a low around 42.
Saturday
Partly sunny, with a high near 58.
Saturday Night
Mostly cloudy, with a low around 43.
Sunday
Partly sunny, with a high near 67.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 46. Chance of precipitation is 50%.
Monday
Rain likely. Mostly cloudy, with a high near 58. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
Leonardtown MD
 38.29°N 76.64°W (Elev. 16 ft)
Last Update:
1:53 pm EDT Mar 9, 2026
Forecast Valid:
4pm EDT Mar 9, 2026-6pm EDT Mar 16, 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