Super Typhoon Sinlaku to Impact the Marianas and Guam; Severe Weather Threat from the Central Plains to the Great Lakes

Super Typhoon Sinlaku will bring destructive winds, widespread heavy rain/flooding, and thunderstorms to the Marianas Islands into Wednesday. Tropical Storm conditions are likely over Guam. Severe thunderstorms and heavy rain are likely across the Upper Mississippi Valley and Great Lakes region with potential for large to very large hail, damaging wind, and tornadoes through Tuesday. Read More >

28NM S Annapolis MD

Marine Point Forecast

[NOTICE]
    • Tonight

      Tonight:WSW wind 6 to 11 kt, with gusts as high as 18 kt. Partly cloudy. Waves 1 ft or less.

      WSW 11kt
      < 1ft

    • Tuesday

      Tuesday:WSW wind 5 to 8 kt becoming S in the afternoon. Mostly sunny. Waves 1 ft or less.

      SSW 8kt
      < 1ft

    • Tuesday Night

      Tuesday Night:SW wind around 7 kt. Partly cloudy. Waves 1 ft or less.

      SW 7kt
      < 1ft

    • Wednesday

      Wednesday:SW wind 5 to 7 kt. Mostly sunny. Waves 1 ft or less.

      SW 7kt
      < 1ft

    • Wednesday Night

      Wednesday Night:S wind around 6 kt becoming SW after midnight. Partly cloudy. Waves 1 ft or less.

      SSW 6kt
      < 1ft

    • Thursday

      Thursday:SW wind 5 to 8 kt becoming S in the afternoon. Partly sunny. Waves 1 ft or less.

      S 8kt
      < 1ft

    • Thursday Night

      Thursday Night:S wind around 9 kt becoming SW after midnight. Mostly cloudy. Waves around 1 ft.

      SSW 9kt
      1ft

    • Friday

      Friday:W wind around 6 kt becoming WNW in the morning. Partly sunny. Waves 1 ft or less.

      WNW 6kt
      < 1ft

    • Friday Night

      Friday Night:Variable winds 5 kt or less. Partly cloudy. Waves 1 ft or less.

      Light Wind
      < 1ft


Associated Zone Forecast which includes this point

Last Update: 4:53 pm EDT Apr 13, 2026
Forecast Valid: 5pm EDT Apr 13, 2026-6pm EDT Apr 20, 2026

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Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING...

Tonight
WSW wind 6 to 11 kt, with gusts as high as 18 kt. Partly cloudy. Waves 1 ft or less.
Tuesday
WSW wind 5 to 8 kt becoming S in the afternoon. Mostly sunny. Waves 1 ft or less.
Tuesday Night
SW wind around 7 kt. Partly cloudy. Waves 1 ft or less.
Wednesday
SW wind 5 to 7 kt. Mostly sunny. Waves 1 ft or less.
Wednesday Night
S wind around 6 kt becoming SW after midnight. Partly cloudy. Waves 1 ft or less.
Thursday
SW wind 5 to 8 kt becoming S in the afternoon. Partly sunny. Waves 1 ft or less.
Thursday Night
S wind around 9 kt becoming SW after midnight. Mostly cloudy. Waves around 1 ft.
Friday
W wind around 6 kt becoming WNW in the morning. Partly sunny. Waves 1 ft or less.
Friday Night
Variable winds 5 kt or less. Partly cloudy. Waves 1 ft or less.

*Notices:

  1. This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
  2. The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.
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ABOUT THIS FORECAST

Point Forecast: 38.5°N 76.49°W
Last Update: 4:53 pm EDT Apr 13, 2026
Forecast Valid: 5pm EDT Apr 13, 2026-6pm EDT Apr 20, 2026
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