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.

Mostly Cloudy

76°F

24°C

Humidity 47%
Wind Speed S 8 mph
Barometer 29.67 in
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 12 Mar 12:55 am EDT
Extended Forecast for

2 Miles ENE Charlotte Hall MD

  • Overnight

    Overnight: Increasing clouds, with a low around 46. Southwest wind 11 to 13 mph, with gusts as high as 20 mph.

    Low: 46 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Rain, possibly mixed with snow before 4pm, then rain between 4pm and 5pm, then a slight chance of rain and snow after 5pm. Temperature falling to around 38 by 2pm. Breezy, with a northwest wind 11 to 20 mph, with gusts as high as 33 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 50 °F⇓

    Rain and
    Breezy then
    Rain/Snow

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 30. West wind 3 to 8 mph.

    Low: 30 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 52. Breezy, with a south wind 6 to 11 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 31 mph.

    High: 52 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Friday Night

    Friday Night: Mostly clear, with a low around 42. Southwest wind 9 to 15 mph, with gusts as high as 23 mph.

    Low: 42 °F

    Mostly Clear

  • Saturday

    Saturday: Partly sunny, with a high near 58.

    High: 58 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 40.

    Low: 40 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 61.

    High: 61 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Showers likely, mainly after 2am. Mostly cloudy, with a low around 53. Chance of precipitation is 70%.

    Low: 53 °F

    Chance
    Showers then
    Showers
    Likely

Detailed Forecast

Overnight
Increasing clouds, with a low around 46. Southwest wind 11 to 13 mph, with gusts as high as 20 mph.
Thursday
Rain, possibly mixed with snow before 4pm, then rain between 4pm and 5pm, then a slight chance of rain and snow after 5pm. Temperature falling to around 38 by 2pm. Breezy, with a northwest wind 11 to 20 mph, with gusts as high as 33 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Thursday Night
Mostly clear, with a low around 30. West wind 3 to 8 mph.
Friday
Mostly sunny, with a high near 52. Breezy, with a south wind 6 to 11 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 31 mph.
Friday Night
Mostly clear, with a low around 42. Southwest wind 9 to 15 mph, with gusts as high as 23 mph.
Saturday
Partly sunny, with a high near 58.
Saturday Night
Mostly cloudy, with a low around 40.
Sunday
Mostly cloudy, with a high near 61.
Sunday Night
Showers likely, mainly after 2am. Mostly cloudy, with a low around 53. Chance of precipitation is 70%.
Monday
Showers. High near 69. Breezy. Chance of precipitation is 90%.
Monday Night
A chance of showers. Mostly cloudy, with a low around 31. Chance of precipitation is 40%.
Tuesday
Mostly sunny, with a high near 42.
Tuesday Night
Mostly clear, with a low around 25.
Wednesday
Mostly sunny, with a high near 44.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ENE Charlotte Hall MD
 38.48°N 76.75°W (Elev. 118 ft)
Last Update:
11:56 pm EDT Mar 11, 2026
Forecast Valid:
1am EDT Mar 12, 2026-6pm EDT Mar 18, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation