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

43NM WNW Lewisetta VA

Marine Point Forecast

[NOTICE]

This Afternoon
WSW 13kt
2ft

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

WSW wind around 13 kt, with gusts as high as 25 kt. Isolated showers. Waves around 2 ft.

Tonight

SW wind 5 to 8 kt. Partly cloudy. Waves around 1 ft.

Tuesday

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

Tuesday Night

SW wind 5 to 7 kt. Partly cloudy. Waves around 1 ft.

Wednesday

Variable winds less than 5 kt becoming SW around 6 kt in the afternoon. Mostly sunny. Waves around 1 ft.

Wednesday Night

SW wind around 6 kt. Partly cloudy. Waves around 1 ft.

Thursday

Variable winds less than 5 kt becoming SW 5 to 7 kt in the afternoon. Partly sunny. Waves around 1 ft.

Thursday Night

SW wind 5 to 7 kt. Mostly cloudy. Waves around 1 ft.

Friday

Variable winds 5 kt or less. Mostly sunny. Waves around 1 ft.

*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.