Strong to Severe Thunderstorms Continue Tonight in the East; Early Heat Wave in the West

Scattered strong to severe storms with damaging winds and potentially a tornado or two are expected tonight from the coastal Carolinas into the Mid-Atlantic states. An anomalously early heat wave will continue to intensify and expand across the West and Southwest as the week progresses. Numerous daily and potentially monthly record highs are expected to be broken. Read More >

Hazardous Weather Conditions

Current conditions at

St Marys County Airport (K2W6)

Lat: 38.32°NLon: 76.55°WElev: 144ft.

Overcast

40°F

4°C

Humidity 91%
Wind Speed NW 8 mph
Barometer 29.63 in
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 17 Mar 12:35 am EDT
Extended Forecast for

Chaptico MD

  • Overnight

    Overnight: A chance of showers before 1am.  Mostly cloudy early, then becoming mostly clear, with a low around 31. West wind 11 to 17 mph, with gusts as high as 38 mph.  Chance of precipitation is 30%.

    Low: 31 °F

    Chance
    Showers

  • Tuesday

    Tuesday: Increasing clouds, with a high near 43. West wind 10 to 13 mph, with gusts as high as 21 mph.

    High: 43 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: Cloudy during the early evening, then gradual clearing, with a low around 25. Northwest wind 5 to 8 mph.

    Low: 25 °F

    Gradual
    Clearing

  • Wednesday

    Wednesday: Partly sunny, with a high near 41. Light and variable wind becoming south around 6 mph in the afternoon.

    High: 41 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 30. South wind 3 to 5 mph.

    Low: 30 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 53.

    High: 53 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 36.

    Low: 36 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 61.

    High: 61 °F

    Partly Sunny

  • Friday Night

    Friday Night: A chance of rain before 2am.  Mostly cloudy, with a low around 43. Chance of precipitation is 30%.

    Low: 43 °F

    Chance Rain

Detailed Forecast

Overnight
A chance of showers before 1am. Mostly cloudy early, then becoming mostly clear, with a low around 31. West wind 11 to 17 mph, with gusts as high as 38 mph. Chance of precipitation is 30%.
Tuesday
Increasing clouds, with a high near 43. West wind 10 to 13 mph, with gusts as high as 21 mph.
Tuesday Night
Cloudy during the early evening, then gradual clearing, with a low around 25. Northwest wind 5 to 8 mph.
Wednesday
Partly sunny, with a high near 41. Light and variable wind becoming south around 6 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 30. South wind 3 to 5 mph.
Thursday
Partly sunny, with a high near 53.
Thursday Night
Partly cloudy, with a low around 36.
Friday
Partly sunny, with a high near 61.
Friday Night
A chance of rain before 2am. Mostly cloudy, with a low around 43. Chance of precipitation is 30%.
Saturday
Partly sunny, with a high near 61.
Saturday Night
Mostly cloudy, with a low around 41.
Sunday
Mostly sunny, with a high near 65.
Sunday Night
Mostly cloudy, with a low around 39.
Monday
Mostly sunny, with a high near 55.
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ABOUT THIS FORECAST

 
Point Forecast:
Chaptico MD
 38.37°N 76.77°W (Elev. 95 ft)
10:54 pm EDT Mar 16, 2026
12am EDT Mar 17, 2026-6pm EDT Mar 23, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database