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

43°F

6°C

Humidity 52%
Wind Speed NW 13 G 21 mph
Barometer 29.99 in
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 11 Jan 3:55 pm EST
Extended Forecast for

Mechanicsville MD

  • Tonight

    Tonight: Mostly clear, with a low around 28. West wind 8 to 14 mph, with gusts as high as 33 mph.

    Low: 28 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 46. Southwest wind 6 to 8 mph.

    High: 46 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 28. Southwest wind around 6 mph becoming calm after midnight.

    Low: 28 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 50. Calm wind becoming south 5 to 8 mph in the afternoon.

    High: 50 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 38. Southwest wind 8 to 10 mph, with gusts as high as 18 mph.

    Low: 38 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A slight chance of rain after 1pm. Mostly cloudy, with a high near 52. Chance of precipitation is 20%.

    High: 52 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Wednesday Night

    Wednesday Night: A chance of rain. Mostly cloudy, with a low around 35. Chance of precipitation is 40%.

    Low: 35 °F

    Chance Rain

  • Thursday

    Thursday: A chance of rain. Partly sunny, with a high near 42. Chance of precipitation is 50%.

    High: 42 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A chance of rain and snow before 1am. Mostly cloudy, with a low around 22. Chance of precipitation is 30%.

    Low: 22 °F

    Chance
    Rain/Snow

Detailed Forecast

Tonight
Mostly clear, with a low around 28. West wind 8 to 14 mph, with gusts as high as 33 mph.
Monday
Sunny, with a high near 46. Southwest wind 6 to 8 mph.
Monday Night
Partly cloudy, with a low around 28. Southwest wind around 6 mph becoming calm after midnight.
Tuesday
Sunny, with a high near 50. Calm wind becoming south 5 to 8 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 38. Southwest wind 8 to 10 mph, with gusts as high as 18 mph.
Wednesday
A slight chance of rain after 1pm. Mostly cloudy, with a high near 52. Chance of precipitation is 20%.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 35. Chance of precipitation is 40%.
Thursday
A chance of rain. Partly sunny, with a high near 42. Chance of precipitation is 50%.
Thursday Night
A chance of rain and snow before 1am. Mostly cloudy, with a low around 22. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 37.
Friday Night
Partly cloudy, with a low around 24.
Saturday
Partly sunny, with a high near 42.
Saturday Night
Mostly cloudy, with a low around 27.
Sunday
A chance of rain and snow. Partly sunny, with a high near 39. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mechanicsville MD
 38.43°N 76.73°W (Elev. 148 ft)
Last Update:
3:53 pm EST Jan 11, 2026
Forecast Valid:
4pm EST Jan 11, 2026-6pm EST Jan 18, 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