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 >

27NM WSW Annapolis MD

Marine Point Forecast

[NOTICE]
    • Tonight

      Tonight:SW wind 6 to 11 kt becoming variable and less than 5 kt in the evening. Winds could gust as high as 19 kt. Partly cloudy. Waves around 1 ft.

      SW 11kt⇓
      1ft

      Small Craft Advisory
      Small Craft Advisory

    • Tuesday

      Tuesday:Variable winds less than 5 kt becoming SW 5 to 8 kt in the afternoon. Mostly sunny. Waves around 1 ft.

      ⇑SW 8kt
      1ft

    • Tuesday Night

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

      Light Wind
      1ft

    • Wednesday

      Wednesday:Variable winds less than 5 kt becoming SW 5 to 7 kt in the afternoon. Mostly sunny. Waves 1 ft or less.

      ⇑SW 7kt
      < 1ft

    • Wednesday Night

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

      Light Wind
      < 1ft

    • Thursday

      Thursday:Variable winds less than 5 kt becoming SSW 5 to 7 kt in the afternoon. Partly sunny. Waves 1 ft or less.

      ⇑SSW 7kt
      < 1ft

    • Thursday Night

      Thursday Night:SSW wind around 6 kt becoming variable and less than 5 kt after midnight. Mostly cloudy. Waves around 1 ft.

      SSW 6kt⇓
      1ft

    • Friday

      Friday:Variable winds less than 5 kt becoming WNW around 6 kt in the morning. Partly sunny. Waves around 1 ft.

      ⇑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
SW wind 6 to 11 kt becoming variable and less than 5 kt in the evening. Winds could gust as high as 19 kt. Partly cloudy. Waves around 1 ft.
Tuesday
Variable winds less than 5 kt becoming SW 5 to 8 kt in the afternoon. Mostly sunny. Waves around 1 ft.
Tuesday Night
Variable winds 5 kt or less. Partly cloudy. Waves around 1 ft.
Wednesday
Variable winds less than 5 kt becoming SW 5 to 7 kt in the afternoon. Mostly sunny. Waves 1 ft or less.
Wednesday Night
Variable winds 5 kt or less. Partly cloudy. Waves 1 ft or less.
Thursday
Variable winds less than 5 kt becoming SSW 5 to 7 kt in the afternoon. Partly sunny. Waves 1 ft or less.
Thursday Night
SSW wind around 6 kt becoming variable and less than 5 kt after midnight. Mostly cloudy. Waves around 1 ft.
Friday
Variable winds less than 5 kt becoming WNW around 6 kt in the morning. Partly sunny. Waves around 1 ft.
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: 38.8°N 77.04°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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