Sinlaku Continues to Impact the Marianas; Severe Weather for the Central Plains and Northeast; Record Warmth for mid-Atlantic to Southeast

Sinlaku continues to affect the Marianas as it moves north through Friday. Meanwhile, severe thunderstorms are expected from the Northeast to the Mid-Mississippi Valley today and for the Central/Southern Plains on Friday. Considerable flooding impacts are ongoing in the Upper Great Lakes, and expected to continue through the weekend. Fire weather concerns persist in the Plains. Read More >

Current conditions at

St Marys County Airport (K2W6)

Lat: 38.32°NLon: 76.55°WElev: 144ft.

Fair

90°F

32°C

Humidity 33%
Wind Speed S 8 mph
Barometer 29.79 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Heat Index89°F (32°C)
Last update 16 Apr 5:15 pm EDT
Extended Forecast for

Issue MD

  • Tonight

    Tonight: A chance of showers, mainly after 5am.  Partly cloudy, with a low around 66. Southwest wind 5 to 9 mph becoming west after midnight. Winds could gust as high as 18 mph.  Chance of precipitation is 30%.

    Low: 66 °F

    Mostly Clear
    then Chance
    Showers

  • Friday

    Friday: A chance of showers and thunderstorms before 4pm, then a slight chance of showers between 4pm and 5pm.  Mostly sunny, with a high near 81. West wind around 6 mph.  Chance of precipitation is 40%.

    High: 81 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 60. Light and variable wind.

    Low: 60 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 83. Calm wind becoming southeast 5 to 9 mph in the morning.

    High: 83 °F

    Sunny

  • Saturday Night

    Saturday Night: A chance of showers, mainly after 2am.  Mostly cloudy, with a low around 63. Southeast wind 7 to 10 mph.  Chance of precipitation is 40%.

    Low: 63 °F

    Chance
    Showers

  • Sunday

    Sunday: A chance of showers and thunderstorms before 8am, then showers and possibly a thunderstorm between 8am and 2pm, then showers likely after 2pm.  High near 66. Chance of precipitation is 80%.

    High: 66 °F

    Showers

  • Sunday Night

    Sunday Night: Showers likely, mainly before 8pm.  Partly cloudy, with a low around 42. Chance of precipitation is 60%.

    Low: 42 °F

    Showers
    Likely then
    Chance
    Showers

  • Monday

    Monday: Sunny, with a high near 57.

    High: 57 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 37.

    Low: 37 °F

    Mostly Clear

Detailed Forecast

Tonight
A chance of showers, mainly after 5am. Partly cloudy, with a low around 66. Southwest wind 5 to 9 mph becoming west after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 30%.
Friday
A chance of showers and thunderstorms before 4pm, then a slight chance of showers between 4pm and 5pm. Mostly sunny, with a high near 81. West wind around 6 mph. Chance of precipitation is 40%.
Friday Night
Mostly clear, with a low around 60. Light and variable wind.
Saturday
Sunny, with a high near 83. Calm wind becoming southeast 5 to 9 mph in the morning.
Saturday Night
A chance of showers, mainly after 2am. Mostly cloudy, with a low around 63. Southeast wind 7 to 10 mph. Chance of precipitation is 40%.
Sunday
A chance of showers and thunderstorms before 8am, then showers and possibly a thunderstorm between 8am and 2pm, then showers likely after 2pm. High near 66. Chance of precipitation is 80%.
Sunday Night
Showers likely, mainly before 8pm. Partly cloudy, with a low around 42. Chance of precipitation is 60%.
Monday
Sunny, with a high near 57.
Monday Night
Mostly clear, with a low around 37.
Tuesday
Sunny, with a high near 65.
Tuesday Night
Mostly clear, with a low around 54.
Wednesday
Mostly sunny, with a high near 76.
Wednesday Night
Partly cloudy, with a low around 53.
Thursday
Mostly sunny, with a high near 74.
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ABOUT THIS FORECAST

 
Point Forecast:
Issue MD
 38.31°N 76.87°W (Elev. 3 ft)
4:53 pm EDT Apr 16, 2026
5pm EDT Apr 16, 2026-6pm EDT Apr 23, 2026
 
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Additional Resources

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National Digital Forecast Database