Major Winter Storm in the North-Central U.S.; Severe Weather from the Mid-South to Ohio Valley

A major winter storm will bring a swath of heavy snowfall, strong winds, blizzard conditions and freezing rain to the Northern Plains into the Great Lakes region. A line of storms will be capable of producing widespread damaging winds, tornadoes, and some large hail from the Mid-south to the Ohio Valley and the Southeast. Critical fire weather concerns shift to the southern Rockies and Plains. Read More >

Current conditions at

St Marys County Airport (K2W6)

Lat: 38.32°NLon: 76.55°WElev: 144ft.

Overcast

45°F

7°C

Humidity 59%
Wind Speed E 8 mph
Barometer 30.33 in
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 15 Mar 8:55 am EDT
Extended Forecast for

2 Miles NW Mechanicsville MD

  • Today

    Today: Mostly cloudy, with a high near 59. Southeast wind 10 to 17 mph, with gusts as high as 24 mph.

    High: 59 °F

    Mostly Cloudy

  • Tonight

    Tonight: Showers and thunderstorms before 3am, then a slight chance of showers between 3am and 5am, then a chance of showers and thunderstorms after 5am.  Low around 52. Southeast wind around 14 mph, with gusts as high as 22 mph.  Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 52 °F

    Showers

  • Monday

    Monday: Showers and thunderstorms likely before 8am, then showers between 8am and 2pm, then showers and possibly a thunderstorm after 2pm. Some of the storms could be severe.  High near 72. Breezy, with a south wind 14 to 21 mph, with gusts as high as 32 mph.  Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 72 °F

    Showers then
    Severe
    Thunderstorms
    and Breezy

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm. Some of the storms could be severe.  Low around 30. West wind 13 to 15 mph, with gusts as high as 30 mph.  Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 30 °F

    Severe
    Thunderstorms
    then Showers

  • Tuesday

    Tuesday: Mostly sunny, with a high near 42. West wind 11 to 16 mph, with gusts as high as 26 mph.

    High: 42 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 24.

    Low: 24 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 42.

    High: 42 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 30.

    Low: 30 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 54.

    High: 54 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 59. Southeast wind 10 to 17 mph, with gusts as high as 24 mph.
Tonight
Showers and thunderstorms before 3am, then a slight chance of showers between 3am and 5am, then a chance of showers and thunderstorms after 5am. Low around 52. Southeast wind around 14 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
Showers and thunderstorms likely before 8am, then showers between 8am and 2pm, then showers and possibly a thunderstorm after 2pm. Some of the storms could be severe. High near 72. Breezy, with a south wind 14 to 21 mph, with gusts as high as 32 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Monday Night
Showers and possibly a thunderstorm. Some of the storms could be severe. Low around 30. West wind 13 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday
Mostly sunny, with a high near 42. West wind 11 to 16 mph, with gusts as high as 26 mph.
Tuesday Night
Mostly clear, with a low around 24.
Wednesday
Mostly sunny, with a high near 42.
Wednesday Night
Mostly cloudy, with a low around 30.
Thursday
Mostly sunny, with a high near 54.
Thursday Night
Partly cloudy, with a low around 36.
Friday
Mostly sunny, with a high near 58.
Friday Night
A chance of rain. Mostly cloudy, with a low around 41. Chance of precipitation is 30%.
Saturday
A chance of rain. Mostly cloudy, with a high near 59. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NW Mechanicsville MD
 38.46°N 76.76°W (Elev. 148 ft)
7:53 am EDT Mar 15, 2026
9am EDT Mar 15, 2026-6pm EDT Mar 21, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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