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

30°F

-1°C

Humidity 100%
Wind Speed W 5 mph
Barometer 30.15 in
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill25°F (-4°C)
Last update 13 Mar 1:55 am EDT
Extended Forecast for

2 Miles SSW Leonardtown MD

  • Overnight

    Overnight: Mostly clear, with a low around 31. West wind 3 to 5 mph.

    Low: 31 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 54. Breezy, with a light south wind increasing to 16 to 21 mph in the morning. Winds could gust as high as 34 mph.

    High: 54 °F

    Sunny then
    Mostly Sunny
    and Breezy

  • Friday Night

    Friday Night: Mostly clear, with a low around 43. Southwest wind 10 to 16 mph, with gusts as high as 28 mph.

    Low: 43 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 58. West wind 6 to 8 mph.

    High: 58 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 42. Calm wind becoming east around 5 mph after midnight.

    Low: 42 °F

    Mostly Cloudy

  • Sunday

    Sunday: A slight chance of rain after 2pm. Partly sunny, with a high near 59. Chance of precipitation is 20%.

    High: 59 °F

    Partly Sunny
    then Slight
    Chance Rain

  • Sunday Night

    Sunday Night: Rain, mainly after 8pm. Low around 52. Chance of precipitation is 80%.

    Low: 52 °F

    Rain

  • Monday

    Monday: Rain, with thunderstorms also possible after 2pm. High near 70. Breezy. Chance of precipitation is 90%.

    High: 70 °F

    Rain and
    Breezy

  • Monday Night

    Monday Night: Rain and possibly a thunderstorm before 8pm, then rain likely. Low around 35. Chance of precipitation is 80%.

    Low: 35 °F

    Rain

Detailed Forecast

Overnight
Mostly clear, with a low around 31. West wind 3 to 5 mph.
Friday
Mostly sunny, with a high near 54. Breezy, with a light south wind increasing to 16 to 21 mph in the morning. Winds could gust as high as 34 mph.
Friday Night
Mostly clear, with a low around 43. Southwest wind 10 to 16 mph, with gusts as high as 28 mph.
Saturday
Mostly sunny, with a high near 58. West wind 6 to 8 mph.
Saturday Night
Mostly cloudy, with a low around 42. Calm wind becoming east around 5 mph after midnight.
Sunday
A slight chance of rain after 2pm. Partly sunny, with a high near 59. Chance of precipitation is 20%.
Sunday Night
Rain, mainly after 8pm. Low around 52. Chance of precipitation is 80%.
Monday
Rain, with thunderstorms also possible after 2pm. High near 70. Breezy. Chance of precipitation is 90%.
Monday Night
Rain and possibly a thunderstorm before 8pm, then rain likely. Low around 35. Chance of precipitation is 80%.
Tuesday
A chance of rain before 8am. Mostly sunny, with a high near 46. Chance of precipitation is 30%.
Tuesday Night
Mostly clear, with a low around 26.
Wednesday
Mostly sunny, with a high near 44.
Wednesday Night
Partly cloudy, with a low around 32.
Thursday
Partly sunny, with a high near 52.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Leonardtown MD
 38.27°N 76.65°W (Elev. 3 ft)
Last Update:
1:53 am EDT Mar 13, 2026
Forecast Valid:
2am EDT Mar 13, 2026-6pm EDT Mar 19, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation