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

3NM NNE Altamaha Sound FL

Marine Point Forecast

[NOTICE]

Overnight

NNE 10kt
3ft
Saturday

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

N 11kt
3ft
Sunday
Night
N 8kt
2ft
Monday

N 12kt
2ft
Monday
Night
NE 13kt
2-3ft
Tuesday

NE 16kt
3ft
Tuesday
Night
ENE 12kt
3ft

Associated Zone Forecast which includes this point

Last Update: 12:15 am EST Dec 10, 2022
Forecast Valid: 2am EST Dec 10, 2022-6pm EST Dec 16, 2022

View Nearby Observations

Detailed Forecast

Synopsis: AMZ300-101815- 1210 AM EST Sat Dec 10 2022 .Synopsis for the coastal waters of south coastal South Carolina and north coastal Georgia... A wedge of high pressure 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 10 kt. Patchy fog. Seas around 3 ft.

Saturday

NNE wind 10 to 14 kt. Patchy fog before 11am. Seas 3 to 4 ft.

Saturday Night

NNE wind 11 to 14 kt. Mostly cloudy. Seas around 3 ft.

Sunday

N wind 9 to 11 kt. Mostly cloudy. Seas around 3 ft.

Sunday Night

N wind around 8 kt. A chance of showers. Seas around 2 ft.

Monday

N wind 8 to 12 kt. Partly sunny. Seas around 2 ft.

Monday Night

NE wind 10 to 13 kt. Mostly cloudy. Seas 2 to 3 ft.

Tuesday

NE wind 14 to 16 kt. Partly sunny. Seas around 3 ft.

Tuesday Night

ENE wind 10 to 12 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.