National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Excessive Rainfall and Potential Tropical Cyclone in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce locally considerable flash flooding over parts of the northwestern Gulf Coast, lower Mississippi River Valley, and Deep South through Thursday. Potential Tropical Cyclone One is forecast to become a tropical storm (Arthur) as it moves along or just off the northwestern Gulf coast through Wednesday. An outbreak of severe weather is forecast in the Midwest Wednesday. Read More >

Hazardous Weather Conditions

Current conditions at

St Marys County Airport (K2W6)

Lat: 38.32°NLon: 76.55°WElev: 144ft.

Partly Cloudy

72°F

22°C

Humidity 37%
Wind Speed NW 6 mph
Barometer 29.93 in
Dewpoint 44°F (7°C)
Visibility NA
Last update 16 Jun 11:55 am EDT
Extended Forecast for

4 Miles ESE Sunderland MD

  • This Afternoon

    This Afternoon: Sunny, with a high near 79. Southeast wind 3 to 6 mph.

    High: 79 °F

    Sunny

  • Tonight

    Tonight: A slight chance of showers between 1am and 3am. Increasing clouds, with a low around 67. Southeast wind around 8 mph. Chance of precipitation is 20%.

    Low: 67 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 87. South wind 6 to 8 mph.

    High: 87 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 73. South wind 7 to 10 mph.

    Low: 73 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 92. Southwest wind 11 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.

    High: 92 °F

    Mostly Sunny
    then Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 72. Chance of precipitation is 50%.

    Low: 72 °F

    Chance
    T-storms

  • Juneteenth

    Juneteenth: Showers likely, with thunderstorms also possible after 2pm. Partly sunny, with a high near 85. Chance of precipitation is 60%.

    High: 85 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 67. Chance of precipitation is 30%.

    Low: 67 °F

    Chance
    Showers then
    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 79. Southeast wind 3 to 6 mph.
Tonight
A slight chance of showers between 1am and 3am. Increasing clouds, with a low around 67. Southeast wind around 8 mph. Chance of precipitation is 20%.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 87. South wind 6 to 8 mph.
Wednesday Night
Partly cloudy, with a low around 73. South wind 7 to 10 mph.
Thursday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 92. Southwest wind 11 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 72. Chance of precipitation is 50%.
Juneteenth
Showers likely, with thunderstorms also possible after 2pm. Partly sunny, with a high near 85. Chance of precipitation is 60%.
Friday Night
A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 67. Chance of precipitation is 30%.
Saturday
Sunny, with a high near 86.
Saturday Night
Clear, with a low around 67.
Sunday
Sunny, with a high near 87.
Sunday Night
A slight chance of showers. Partly cloudy, with a low around 70. Chance of precipitation is 20%.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 89. Chance of precipitation is 50%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ESE Sunderland MD
 38.61°N 76.53°W (Elev. 49 ft)
Last Update:
10:53 am EDT Jun 16, 2026
Forecast Valid:
12pm EDT Jun 16, 2026-6pm EDT Jun 22, 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