Skip Navigation Links weather.gov 
NOAA logo-Select to go to the NOAA homepage NDBC Title GraphicClick to go to NDBC home page   Select to go to the NWS homepage
Home About Us Contact Us
 
 
    
    Station List

 Data Access
    Mobile Access
    Classic Maps
         Recent
         DART®
    Obs Search
    Ship Obs Report
    BuoyCAMs
    TAO
    DODS
    OceanSITES
    HF Radar
    OSMC
    Dial-A-Buoy
    RSS Feeds Image indicating link to RSS feed access page
    Web Widget
    Web Data Guide
    Maintenance Schedule
    Station Status Report

 Program Info
    TAO
    DART®
    IOOS®

 Publications
    NDBC PEA
    NDBC FONSI
    NDBC DQC Handbook

 Visitor Information
 
USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.

Hurricane Symbol Storm Special! View the latest observations near Atlantic Tropical Storm Epsilon.

National Weather Service Marine Forecast FZUS52 KCHS

FZUS52 KCHS 201722
CWFCHS

Coastal Waters Forecast
National Weather Service Charleston SC
122 PM EDT Tue Oct 20 2020

South Santee River SC to Savannah GA out 20 NM and Savannah GA
to Altamaha Sound GA out 60 NM, including Charleston Harbor and
Grays Reef National Marine Sanctuary

AMZ300-210615-
122 PM EDT Tue Oct 20 2020

.Synopsis for the coastal waters of south coastal South Carolina
and north coastal Georgia...
High pressure and a weak coastal trough will persist into late
week. A cold front might approach this weekend.



AMZ330-210615-
Charleston Harbor-
122 PM EDT Tue Oct 20 2020

THIS AFTERNOON
NE winds 10 to 15 kt. A slight chance of
showers.

TONIGHT
NE winds 10 to 15 kt. A slight chance of showers.

WED
NE winds 10 kt. A chance of showers with a slight chance
of tstms.

WED NIGHT
NE winds 10 kt. A slight chance of tstms in the
evening. A slight chance of showers.

THU
NE winds 10 kt. A slight chance of showers and tstms.

THU NIGHT
NE winds 5 to 10 kt. A slight chance of tstms in the
evening. A slight chance of showers.

FRI
NE winds 5 to 10 kt. A chance of showers with a slight
chance of tstms.

FRI NIGHT
NE winds 5 to 10 kt. A chance of showers with a
slight chance of tstms.

SAT
NE winds 5 kt. A chance of showers with a slight chance of
tstms.

SAT NIGHT
E winds 5 kt. A slight chance of showers.

Mariners are reminded that winds and waves higher in and near tstms.

Unless otherwise noted, waves 1 foot or less.

Charleston Harbor water temperature 73 degrees.



AMZ350-210615-
Waters from South Santee River to Edisto Beach SC out 20 NM-
122 PM EDT Tue Oct 20 2020

THIS AFTERNOON
NE winds 15 kt. Seas 3 to 4 ft. A chance of
showers.

TONIGHT
NE winds 15 kt with gusts to 20 kt. Seas 4 to 5 ft. A
slight chance of showers.

WED
NE winds 10 to 15 kt. Seas 4 to 5 ft. A slight chance of
showers and tstms.

WED NIGHT
E winds 10 to 15 kt. Seas 4 to 5 ft. A slight chance
of tstms in the evening. A slight chance of showers.

THU
NE winds 10 to 15 kt. Seas 4 to 5 ft. A slight chance of
showers and tstms.

THU NIGHT
E winds 10 to 15 kt. Seas 4 to 6 ft. A slight chance
of tstms in the evening. A slight chance of showers.

FRI
NE winds 10 kt. Seas 4 to 6 ft. A chance of showers with a
slight chance of tstms.

FRI NIGHT
E winds 5 to 10 kt. Seas 4 to 5 ft. A chance of
showers with a slight chance of tstms.

SAT
NE winds 5 to 10 kt. Seas 4 to 5 ft. A chance of showers
with a slight chance of tstms.

SAT NIGHT
E winds 5 to 10 kt. Seas 3 to 4 ft. A chance of
showers with a slight chance of tstms. 

Mariners are reminded that winds and seas higher in and near tstms.



AMZ352-210615-
Waters from Edisto Beach SC to Savannah GA out 20 NM-
122 PM EDT Tue Oct 20 2020

THIS AFTERNOON
NE winds 15 kt. Seas 3 to 4 ft. A chance of
showers with a slight chance of tstms.

TONIGHT
NE winds 15 kt with gusts to 20 kt. Seas 3 to 4 ft,
building to 4 to 5 ft after midnight. A slight chance of showers.

WED
NE winds 10 to 15 kt. Seas 4 to 5 ft. A chance of showers
with a slight chance of tstms.

WED NIGHT
E winds 10 to 15 kt. Seas 4 to 5 ft. A slight chance
of tstms in the evening. A slight chance of showers.

THU
NE winds 10 to 15 kt. Seas 4 to 5 ft. A chance of showers
with a slight chance of tstms.

THU NIGHT
E winds 10 to 15 kt. Seas 4 to 5 ft. A chance of
showers with a slight chance of tstms.

FRI
E winds 10 kt. Seas 4 to 5 ft. A chance of showers with a
slight chance of tstms.

FRI NIGHT
E winds 5 to 10 kt. Seas 4 to 5 ft. A chance of
showers with a slight chance of tstms.

SAT
NE winds 5 to 10 kt. Seas 3 to 4 ft. A chance of showers
with a slight chance of tstms.

SAT NIGHT
E winds 5 to 10 kt. Seas 3 to 4 ft. A chance of
showers with a slight chance of tstms. 

Mariners are reminded that winds and seas higher in and near tstms.



AMZ354-210615-
Waters from Savannah GA to Altamaha Sound GA out 20 NM, including
Grays Reef National Marine Sanctuary-
122 PM EDT Tue Oct 20 2020

THIS AFTERNOON
NE winds 15 kt. Seas 3 to 4 ft. A chance of
showers with a slight chance of tstms.

TONIGHT
NE winds 15 kt with gusts to 20 kt. Seas 3 to 4 ft,
building to 4 to 5 ft after midnight. A slight chance of showers.

WED
NE winds 10 to 15 kt. Seas 4 to 5 ft. A chance of showers
with a slight chance of tstms.

WED NIGHT
E winds 10 to 15 kt. Seas 3 to 4 ft. A chance of
showers with a slight chance of tstms.

THU
E winds 10 to 15 kt. Seas 4 to 5 ft. A chance of showers
with a slight chance of tstms.

THU NIGHT
E winds 10 to 15 kt. Seas 4 to 5 ft. A chance of
showers with a slight chance of tstms.

FRI
E winds 10 kt. Seas 4 to 5 ft. A chance of showers with a
slight chance of tstms.

FRI NIGHT
E winds 5 to 10 kt. Seas 4 to 5 ft. A chance of
showers with a slight chance of tstms.

SAT
NE winds 5 to 10 kt. Seas 3 to 4 ft. A chance of showers
with a slight chance of tstms.

SAT NIGHT
E winds 5 to 10 kt. Seas 3 to 4 ft. A chance of
showers with a slight chance of tstms. 

Mariners are reminded that winds and seas higher in and near tstms.



AMZ374-210615-
Waters from Savannah GA to Altamaha Sound GA from 20 to 60 NM-
122 PM EDT Tue Oct 20 2020

SMALL CRAFT ADVISORY IN EFFECT THROUGH SUNDAY MORNING


THIS AFTERNOON
NE winds 15 kt. Seas 4 to 6 ft. A chance of
showers with a slight chance of tstms.

TONIGHT
E winds 15 to 20 kt with gusts to 25 kt. Seas 4 to
6 ft, building to 5 to 7 ft after midnight. A slight chance of
tstms. A slight chance of showers in the evening, then a chance
of showers after midnight.

WED
E winds 15 to 20 kt. Seas 5 to 7 ft. A chance of showers
with a slight chance of tstms.

WED NIGHT
E winds 10 to 15 kt. Seas 5 to 6 ft, building to
5 to 7 ft after midnight. A chance of showers with a slight
chance of tstms.

THU
E winds 10 to 15 kt. Seas 5 to 7 ft. A chance of showers
with a slight chance of tstms.

THU NIGHT
E winds 10 to 15 kt. Seas 5 to 7 ft, building to
6 to 8 ft after midnight. A chance of showers with a slight
chance of tstms.

FRI
E winds 10 kt. Seas 6 to 8 ft. A chance of showers with a
slight chance of tstms.

FRI NIGHT
E winds 5 to 10 kt. Seas 5 to 7 ft. A chance of
showers with a slight chance of tstms.

SAT
NE winds 5 to 10 kt. Seas 4 to 6 ft. A chance of showers
with a slight chance of tstms.

SAT NIGHT
E winds 5 to 10 kt. Seas 4 to 6 ft. A chance of
showers with a slight chance of tstms. 

Mariners are reminded that winds and seas higher in and near tstms.