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 >

For More Weather Information:

Philadelphia, PA Local Forecast Office

12NM NNE Ocean City MD

Marine Point Forecast

[NOTICE]
    • Tonight

      Tonight:SW wind 10 to 15 kt. Partly cloudy. Seas 3 to 4 ft.

      Low: 58 °F

      SW 15kt
      3-4ft

      Small Craft Advisory
      Small Craft Advisory

    • Tuesday

      Tuesday:SW wind 5 to 10 kt becoming S in the afternoon. Mostly sunny. Seas 2 to 3 ft.

      High: 70 °F

      S 10kt
      2-3ft

    • Tuesday Night

      Tuesday Night:SW wind around 10 kt. Partly cloudy. Seas around 2 ft.

      Low: 60 °F

      SW 10kt
      2ft

    • Wednesday

      Wednesday:WSW wind 5 to 10 kt becoming SSW in the afternoon. Sunny. Seas around 2 ft.

      High: 69 °F

      SSW 10kt
      2ft

    • Wednesday Night

      Wednesday Night:SSW wind around 10 kt. Partly cloudy. Seas around 2 ft.

      Low: 59 °F

      SSW 10kt
      2ft

    • Thursday

      Thursday:SW wind 5 to 10 kt becoming S in the afternoon. Partly sunny. Seas around 2 ft.

      High: 66 °F

      S 10kt
      2ft

    • Thursday Night

      Thursday Night:S wind around 10 kt. Mostly cloudy. Seas around 3 ft.

      Low: 60 °F

      S 10kt
      3ft

    • Friday

      Friday:WSW wind 5 to 10 kt. Mostly sunny. Seas around 2 ft.

      High: 68 °F

      WSW 10kt
      2ft

    • Friday Night

      Friday Night:Variable winds 5 kt or less. Mostly clear. Seas around 2 ft.

      Low: 54 °F

      Light Wind
      2ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 4:09 pm EDT Apr 13, 2026
Forecast Valid: 6pm EDT Apr 13, 2026-6pm EDT Apr 20, 2026

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Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EDT TUESDAY...

Tonight
SW wind 10 to 15 kt. Partly cloudy. Seas 3 to 4 ft.
Tuesday
SW wind 5 to 10 kt becoming S in the afternoon. Mostly sunny. Seas 2 to 3 ft.
Tuesday Night
SW wind around 10 kt. Partly cloudy. Seas around 2 ft.
Wednesday
WSW wind 5 to 10 kt becoming SSW in the afternoon. Sunny. Seas around 2 ft.
Wednesday Night
SSW wind around 10 kt. Partly cloudy. Seas around 2 ft.
Thursday
SW wind 5 to 10 kt becoming S in the afternoon. Partly sunny. Seas around 2 ft.
Thursday Night
S wind around 10 kt. Mostly cloudy. Seas around 3 ft.
Friday
WSW wind 5 to 10 kt. Mostly sunny. Seas around 2 ft.
Friday Night
Variable winds 5 kt or less. Mostly clear. Seas around 2 ft.

*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: 38.53°N 75.02°W
Last Update: 4:09 pm EDT Apr 13, 2026
Forecast Valid: 6pm EDT Apr 13, 2026-6pm EDT Apr 20, 2026
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