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 >

Hazardous Weather Conditions

For More Weather Information:

Baltimore, MD/Washington, D.C. Local Forecast Office

17NM ENE Baltimore MD

Marine Point Forecast

[NOTICE]

This Afternoon
SW 15kt
1ft

Small Craft Advisory
Tonight
SW 6kt⇓
< 1ft
Tuesday
⇑SSW 8kt
< 1ft
Tuesday Night
Light Wind
< 1ft
Wednesday
⇑SW 7kt
< 1ft
Wednesday Night
Light Wind
< 1ft
Thursday
⇑SSW 7kt
< 1ft
Thursday Night
Light Wind
< 1ft
Friday
⇑W 6kt
< 1ft

Associated Zone Forecast which includes this point

Last Update: 2:23 pm EDT Apr 13, 2026
Forecast Valid: 3pm EDT Apr 13, 2026-6pm EDT Apr 20, 2026

View Nearby Observations

Detailed Forecast

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

This Afternoon

SW wind around 15 kt, with gusts as high as 28 kt. Isolated showers. Waves around 1 ft.

Tonight

SW wind around 6 kt becoming variable and less than 5 kt after midnight. Partly cloudy. Waves 1 ft or less.

Tuesday

Variable winds less than 5 kt becoming SSW 5 to 8 kt in the afternoon. Mostly sunny. Waves 1 ft or less.

Tuesday Night

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

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. Mostly 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

Variable winds 5 kt or less. Mostly cloudy. Waves 1 ft or less.

Friday

Variable winds less than 5 kt becoming W around 6 kt in the morning. A chance of showers. Waves 1 ft or less.

*Notices:

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.
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.