Significant Winter Storm to Affect the Pacific Coast through the Upper Midwest

A significant storm will bring high winds and heavy precipitation, including mountain snow, to portions of the western U.S. this weekend. Extremely dangerous travel is expected through passes. Confidence is increasing that this storm will then impact the central U.S. with heavy snow and strong winds to the north and severe thunderstorms with possible tornadoes and heavy rainfall to the south.
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Charleston, SC Local Forecast Office

13NM SSW Hilton Head Island SC

Marine Point Forecast

[NOTICE]

Overnight

NNE 11kt
3-4ft
Saturday

NNE 15kt
3-4ft
Saturday
Night
NNE 14kt
3ft
Sunday

NNE 12kt
2ft
Sunday
Night
N 9kt
2ft
Monday

N 11kt
2ft
Monday
Night
NE 15kt
2-3ft
Tuesday

NE 16kt
3ft
Tuesday
Night
ENE 14kt
3ft

Associated Zone Forecast which includes this point

Last Update: 9:35 pm EST Dec 9, 2022
Forecast Valid: 1am EST Dec 10, 2022-6pm EST Dec 16, 2022

View Nearby Observations

Detailed Forecast

Synopsis: AMZ300-101515- 944 PM EST Fri Dec 9 2022 .Synopsis for the coastal waters of south coastal South Carolina and north coastal Georgia... A cold front will move south of the region this evening. A high pressure wedge will prevail into Sunday with a nearby trough offshore. Another area of high pressure will build in early next week, before low pressure and a cold front will impact the region during the middle of next week. $$

Overnight

NNE wind around 11 kt. Rain likely, mainly before 3am. Patchy fog. Seas 3 to 4 ft.

Saturday

NNE wind 12 to 15 kt. A chance of rain, mainly before 7am. Patchy fog before 8am. Seas 3 to 4 ft.

Saturday Night

NNE wind 12 to 14 kt. Mostly cloudy. Seas around 3 ft.

Sunday

NNE wind 9 to 12 kt. A slight chance of showers after 1pm. Seas around 2 ft.

Sunday Night

N wind around 9 kt. A chance of showers. Seas around 2 ft.

Monday

N wind around 11 kt. Partly sunny. Seas around 2 ft.

Monday Night

NE wind 11 to 15 kt. Partly cloudy. Seas 2 to 3 ft.

Tuesday

NE wind around 16 kt. Mostly sunny. Seas around 3 ft.

Tuesday Night

ENE wind 12 to 14 kt. Mostly cloudy. Seas around 3 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.