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 News Organization
 
 
    
    Station List

 Observations
    Mobile Access
    Interactive Map
    Classic Maps
         Recent
         Historical
         DART®
    Oil & Gas ADCP
    Obs Search
    Ship Obs Report
    Gliders
    BuoyCAMs Image indicating link to BuoyCAMs page
    TAO
    DODS
    OceanSITES
    HF Radar
    OSMC
    Dial-A-Buoy
    RSS Feeds Image indicating link to RSS feed access page
    Obs Web Widget
    Email Access
    Web Data Guide

 Station Status
    NDBC Maintenance
    NDBC Platforms
    Partner Platforms

 Program Info
    Facebook Logo
    NDBC on Facebook
    About NDBC
     Met/Ocean
          Moored Buoy
          C-MAN
    TAO
    DART®
    VOS
    CSP
    IOOS® Program
    IOOS® DAC

 Publications
    NDBC DQC Handbook
    Hurricane Data Plots
    Mariners Weather
      Log

    Observing
      Handbook No. 1


 Science Education

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

National Weather Service Marine Forecast FZUS51 KLWX

FZUS51 KLWX 281132
CWFLWX

COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
732 AM EDT FRI APR 28 2017

TIDAL POTOMAC RIVER AND MARYLAND PORTION OF CHESAPEAKE BAY.

FORECASTS OF WAVE HEIGHTS DO NOT INCLUDE EFFECTS OF WIND DIRECTION
RELATIVE TO TIDAL CURRENTS. EXPECT HIGHER WAVES WHEN WINDS ARE
BLOWING AGAINST THE TIDAL FLOW. 

ANZ500-282000-
732 AM EDT FRI APR 28 2017

SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY

A WEAK COLD FRONT WILL CROSS THE WATERS THROUGH MORNING WITH HIGH
PRESSURE THEN ANCHORED OVER BERMUDA THROUGH SUNDAY NIGHT. A STRONGER
 COLD FRONT WILL CROSS THE REGION FROM THE WEST MONDAY NIGHT. A
SMALL  CRAFT ADVISORY IS POSSIBLE MONDAY INTO TUESDAY.



ANZ535-282000-
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD-
732 AM EDT FRI APR 28 2017

TODAY
SW WINDS 5 KT. WAVES LESS THAN 1 FT.

TONIGHT
S WINDS 5 KT. WAVES LESS THAN 1 FT.

SAT
SW WINDS 5 TO 10 KT. WAVES 1 FT.

SAT NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS
AND TSTMS.

SUN
S WINDS 5 TO 10 KT. WAVES 1 FT.

SUN NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.

MON
SW WINDS 10 TO 15 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND
TSTMS.

TUE
W WINDS 10 TO 15 KT...DIMINISHING TO 5 KT AFTER MIDNIGHT.
WAVES 1 FT. A CHANCE OF SHOWERS AND TSTMS IN THE MORNING. 

WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.



ANZ536-282000-
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND-
732 AM EDT FRI APR 28 2017

TODAY
S WINDS 5 KT. WAVES LESS THAN 1 FT. PATCHY FOG THIS MORNING
WITH VSBY 1 TO 3 NM.

TONIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.

SAT
SW WINDS 5 TO 10 KT. WAVES 1 FT.

SAT NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT.

SUN
S WINDS 5 TO 10 KT. WAVES 1 FT.

SUN NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.

MON
SW WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS
AND TSTMS.

TUE
W WINDS 10 TO 15 KT...DIMINISHING TO 5 KT AFTER MIDNIGHT.
WAVES 1 TO 2 FT. A CHANCE OF SHOWERS AND TSTMS IN THE MORNING. 

WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.



ANZ537-282000-
TIDAL POTOMAC FROM COBB ISLAND TO SMITH POINT-
732 AM EDT FRI APR 28 2017

TODAY
N WINDS 5 KT...BECOMING SE LATE. WAVES 1 TO 2 FT. PATCHY
FOG THIS MORNING WITH VSBY 1 TO 3 NM.

TONIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.

SAT
SW WINDS 10 KT. WAVES 1 FT.

SAT NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT.

SUN
S WINDS 5 TO 10 KT. GUSTS UP TO 20 KT IN THE AFTERNOON. WAVES
1 FT.

SUN NIGHT
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.

MON
SW WINDS 10 TO 15 KT. WAVES 2 FT. A CHANCE OF SHOWERS AND
TSTMS THROUGH THE NIGHT.

TUE
W WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS AND
TSTMS IN THE MORNING. 

WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.



ANZ530-282000-
CHESAPEAKE BAY NORTH OF POOLES ISLAND-
732 AM EDT FRI APR 28 2017

TODAY
W WINDS 5 TO 10 KT...BECOMING SW LATE. WAVES 1 FT.

TONIGHT
S WINDS 5 KT. WAVES LESS THAN 1 FT.

SAT
SW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND
TSTMS.

SAT NIGHT
SW WINDS 5 TO 10 KT...BECOMING NE AFTER MIDNIGHT. WAVES
1 FT OR LESS. A CHANCE OF SHOWERS AND TSTMS.

SUN
E WINDS 5 TO 10 KT. WAVES 1 FT.

SUN NIGHT
SE WINDS 5 TO 10 KT. WAVES 1 FT.

MON
SW WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS
AND TSTMS.

TUE
W WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS AND
TSTMS IN THE MORNING. 

WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.



ANZ531-282000-
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT-
732 AM EDT FRI APR 28 2017

TODAY
NW WINDS 5 TO 10 KT...BECOMING SW THIS AFTERNOON. WAVES
1 FT.

TONIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.

SAT
SW WINDS 5 TO 10 KT. WAVES 1 FT.

SAT NIGHT
SW WINDS 5 TO 10 KT...BECOMING E AFTER MIDNIGHT. WAVES
1 FT OR LESS. A CHANCE OF SHOWERS AND TSTMS.

SUN
E WINDS 5 TO 10 KT. WAVES 1 FT.

SUN NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.

MON
SW WINDS 10 TO 15 KT. WAVES 1 FT...BUILDING TO 2 TO 3 FT. A
CHANCE OF SHOWERS AND TSTMS.

TUE
W WINDS 10 TO 15 KT. WAVES 2 TO 3 FT...SUBSIDING TO 1 FT. A
CHANCE OF SHOWERS AND TSTMS IN THE MORNING. 

WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.



ANZ538-282000-
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-
732 AM EDT FRI APR 28 2017

TODAY
SW WINDS 5 KT. WAVES LESS THAN 1 FT.

TONIGHT
S WINDS 5 KT. WAVES LESS THAN 1 FT.

SAT
SW WINDS 5 TO 10 KT. WAVES 1 FT.

SAT NIGHT
NE WINDS AROUND 5 KT. WAVES 1 FT OR LESS. A CHANCE OF
SHOWERS AND TSTMS.

SUN
E WINDS 5 TO 10 KT. WAVES 1 FT.

SUN NIGHT
SE WINDS 5 TO 10 KT. WAVES 1 FT.

MON
SW WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS
AND TSTMS.

TUE
W WINDS 10 TO 15 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND
TSTMS IN THE MORNING. 

WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.



ANZ539-282000-
CHESTER RIVER TO QUEENSTOWN MD-
732 AM EDT FRI APR 28 2017

TODAY
W WINDS 5 TO 10 KT...BECOMING S LATE. WAVES 1 FT OR LESS.
PATCHY FOG THIS MORNING WITH VSBY 1 TO 3 NM.

TONIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.

SAT
SW WINDS 10 KT. WAVES 1 FT.

SAT NIGHT
SE WINDS AROUND 5 KT. WAVES 1 FT OR LESS. A CHANCE OF
SHOWERS AND TSTMS.

SUN
SE WINDS 5 TO 10 KT. WAVES 1 FT.

SUN NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.

MON
SW WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS
AND TSTMS THROUGH THE NIGHT.

TUE
W WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS AND
TSTMS IN THE MORNING. 

WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.



ANZ532-282000-
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH-
732 AM EDT FRI APR 28 2017

TODAY
NW WINDS 5 TO 10 KT...BECOMING SE THIS AFTERNOON. WAVES
1 TO 2 FT.

TONIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.

SAT
SW WINDS 10 KT. WAVES 1 FT.

SAT NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND
TSTMS.

SUN
SE WINDS 5 TO 10 KT. WAVES 1 FT.

SUN NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.

MON
SW WINDS 10 TO 15 KT. WAVES 2 TO 3 FT. A CHANCE OF SHOWERS
AND TSTMS THROUGH THE NIGHT.

TUE
W WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS AND
TSTMS IN THE MORNING. 

WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.



ANZ540-282000-
EASTERN BAY-
732 AM EDT FRI APR 28 2017

TODAY
SW WINDS 5 KT. WAVES LESS THAN 1 FT.

TONIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.

SAT
SW WINDS 10 KT. WAVES 1 FT.

SAT NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND
TSTMS.

SUN
SE WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.

SUN NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.

MON
SW WINDS 10 TO 15 KT. WAVES 2 FT. A CHANCE OF SHOWERS AND
TSTMS THROUGH THE NIGHT.

TUE
W WINDS 10 TO 15 KT. WAVES 2 TO 3 FT...SUBSIDING TO 1 FT. A
CHANCE OF SHOWERS AND TSTMS IN THE MORNING. 

WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.



ANZ533-282000-
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT-
732 AM EDT FRI APR 28 2017

TODAY
E WINDS 5 KT. WAVES 1 TO 2 FT. PATCHY FOG THIS MORNING WITH
VSBY 1 TO 3 NM.

TONIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.

SAT
SW WINDS 10 KT. WAVES 1 FT.

SAT NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS
AND TSTMS.

SUN
S WINDS 5 TO 10 KT. WAVES 1 FT.

SUN NIGHT
S WINDS 10 KT. WAVES 1 TO 2 FT.

MON
SW WINDS 10 TO 15 KT. WAVES 2 TO 3 FT. A CHANCE OF SHOWERS
AND TSTMS THROUGH THE NIGHT.

TUE
W WINDS 10 TO 15 KT. WAVES 3 FT...SUBSIDING TO 1 FT AFTER
MIDNIGHT. A CHANCE OF SHOWERS AND TSTMS IN THE MORNING. 

WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.



ANZ541-282000-
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-
732 AM EDT FRI APR 28 2017

TODAY
SW WINDS 5 KT. WAVES LESS THAN 1 FT. PATCHY FOG THIS
MORNING WITH VSBY 1 TO 3 NM.

TONIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.

SAT
SW WINDS 10 KT. WAVES 1 FT.

SAT NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS
AND TSTMS.

SUN
S WINDS 5 TO 10 KT. WAVES 1 FT.

SUN NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.

MON
SW WINDS 10 TO 15 KT. WAVES 2 FT. A CHANCE OF SHOWERS AND
TSTMS THROUGH THE NIGHT.

TUE
W WINDS 10 TO 15 KT. WAVES 2 TO 3 FT...SUBSIDING TO 1 FT
AFTER MIDNIGHT. A CHANCE OF SHOWERS AND TSTMS IN THE MORNING. 

WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.



ANZ542-282000-
PATUXENT RIVER TO BROOMES ISLAND MD-
732 AM EDT FRI APR 28 2017

TODAY
NE WINDS 5 KT. WAVES LESS THAN 1 FT. PATCHY FOG THIS
MORNING WITH VSBY 1 TO 3 NM.

TONIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.

SAT
SW WINDS 10 KT. WAVES 1 FT.

SAT NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT.

SUN
S WINDS 5 TO 10 KT. WAVES 1 FT.

SUN NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.

MON
SW WINDS 10 TO 15 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND
TSTMS THROUGH THE NIGHT.

TUE
W WINDS 10 TO 15 KT...DIMINISHING TO 5 KT AFTER MIDNIGHT.
WAVES 1 FT. A CHANCE OF SHOWERS AND TSTMS IN THE MORNING. 

WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.



ANZ534-282000-
CHESAPEAKE BAY FROM DRUM POINT TO SMITH POINT-
732 AM EDT FRI APR 28 2017

TODAY
W WINDS 10 KT...BECOMING SE THIS AFTERNOON. WAVES 1 TO
2 FT. A SLIGHT CHANCE OF SHOWERS THIS MORNING. PATCHY FOG THIS
MORNING WITH VSBY 1 TO 3 NM.

TONIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.

SAT
S WINDS 10 KT. WAVES 2 FT.

SAT NIGHT
SW WINDS 5 TO 10 KT. WAVES 2 FT. A CHANCE OF SHOWERS
AND TSTMS.

SUN
S WINDS 10 TO 15 KT. WAVES 1 FT.

SUN NIGHT
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.

MON
SW WINDS 15 TO 20 KT. WAVES 3 FT. A CHANCE OF SHOWERS AND
TSTMS THROUGH THE NIGHT.

TUE
W WINDS 10 TO 15 KT. WAVES 2 TO 3 FT...SUBSIDING TO 1 FT
AFTER MIDNIGHT. A CHANCE OF SHOWERS AND TSTMS IN THE MORNING. 

WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.



ANZ543-282000-
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND-
732 AM EDT FRI APR 28 2017

TODAY
SW WINDS 5 TO 10 KT. WAVES 1 TO 2 FT...SUBSIDING TO FLAT
LATE. A SLIGHT CHANCE OF SHOWERS THIS MORNING. PATCHY FOG THIS
MORNING WITH VSBY 1 TO 3 NM.

TONIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.

SAT
S WINDS 10 TO 15 KT. WAVES 1 FT.

SAT NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS
AND TSTMS.

SUN
S WINDS 10 TO 15 KT. WAVES 1 FT.

SUN NIGHT
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.

MON
S WINDS 15 TO 20 KT. WAVES 2 FT. SHOWERS AND TSTMS LIKELY
THROUGH THE NIGHT.

TUE
W WINDS 10 TO 15 KT. WAVES 2 FT. SHOWERS AND TSTMS LIKELY IN
THE MORNING. 

WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.