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National Weather Service Marine Forecast FZUS51 KLWX

FZUS51 KLWX 192337
CWFLWX

Coastal Waters Forecast
National Weather Service Baltimore MD/Washington DC
636 PM EST Sun Jan 19 2020

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. 

ANZ500-200900-
636 PM EST Sun Jan 19 2020

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

High pressure will build eastward from the northern Plains during
the first half of the week, then move offshore during the second
half of the week. Small Craft Advisories may be needed for portions
of the waters Monday night and Tuesday.



ANZ535-200900-
Tidal Potomac from Key Bridge to Indian Head-
636 PM EST Sun Jan 19 2020

SMALL CRAFT ADVISORY IN EFFECT UNTIL MIDNIGHT EST TONIGHT

...SMALL CRAFT ADVISORY IN EFFECT FROM 6 AM EST MONDAY THROUGH
MONDAY MORNING...

TONIGHT
NW winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft.

MON
NW winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft.

MON NIGHT
N winds 5 to 10 kt. Waves 1 ft.

TUE
NW winds 5 to 10 kt. Waves 1 ft.

TUE NIGHT
NW winds 5 kt. Waves less than 1 ft.

WED
N winds around 5 kt. Waves 1 ft.

WED NIGHT
Light winds. Waves flat.

THU
Light winds. Waves flat.

FRI
E winds around 5 kt. Waves 1 ft. A chance of rain through the
night. 



ANZ536-200900-
Tidal Potomac from Indian Head to Cobb Island-
636 PM EST Sun Jan 19 2020

SMALL CRAFT ADVISORY IN EFFECT UNTIL MIDNIGHT EST TONIGHT

...SMALL CRAFT ADVISORY IN EFFECT FROM 6 AM EST MONDAY THROUGH
MONDAY MORNING...

TONIGHT
NW winds 10 to 15 kt with gusts to 20 kt. Waves 1 to
2 ft.

MON
NW winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft.

MON NIGHT
N winds 5 to 10 kt. Waves 1 ft.

TUE
N winds 5 to 10 kt. Waves 1 ft.

TUE NIGHT
N winds 5 kt. Waves less than 1 ft.

WED
N winds 5 kt. Waves less than 1 ft.

WED NIGHT
NW winds around 5 kt. Waves 1 ft or less.

THU
SW winds around 5 kt. Waves 1 ft or less.

FRI
E winds 5 to 10 kt. Waves 1 ft or less. A chance of rain
through the night. 



ANZ537-200900-
Tidal Potomac from Cobb Island to Smith Point-
636 PM EST Sun Jan 19 2020

SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY AFTERNOON


TONIGHT
NW winds 15 to 20 kt with gusts to 25 kt. Waves 3 ft.

MON
NW winds 15 to 20 kt with gusts to 25 kt. Waves 3 ft.

MON NIGHT
N winds 10 to 15 kt with gusts to 20 kt. Waves 3 ft.

TUE
N winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.

TUE NIGHT
N winds 5 to 10 kt. Waves 2 ft.

WED
N winds 5 to 10 kt. Waves 1 to 2 ft.

WED NIGHT
NE winds around 5 kt. Waves 1 ft.

THU
SE winds around 5 kt. Waves 1 ft or less.

FRI
E winds 5 to 10 kt. Waves 1 ft. A chance of rain through the
night. 



ANZ530-200900-
Chesapeake Bay north of Pooles Island-
636 PM EST Sun Jan 19 2020

SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY AFTERNOON


TONIGHT
NW winds 15 kt with gusts to 25 kt. Waves 1 to 2 ft...
except around 1 ft or less near the mouth of the Susquehanna.

MON
NW winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft.

MON NIGHT
N winds 5 to 10 kt. Waves 1 ft.

TUE
NW winds 5 to 10 kt. Waves 1 ft.

TUE NIGHT
NW winds 5 to 10 kt. Waves 1 ft.

WED
N winds around 5 kt. Waves 1 ft.

WED NIGHT
NE winds around 5 kt. Waves flat.

THU
W winds around 5 kt. Waves 1 ft or less.

FRI
E winds 5 to 10 kt. Waves 1 ft. A chance of rain through the
night. 



ANZ531-200900-
Chesapeake Bay from Pooles Island to Sandy Point-
636 PM EST Sun Jan 19 2020

SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY AFTERNOON


TONIGHT
NW winds 15 to 20 kt with gusts to 25 kt. Waves 3 ft.

MON
NW winds 10 to 15 kt with gusts to 20 kt. Waves 2 to 3 ft.

MON NIGHT
N winds 10 kt with gusts to 20 kt. Waves 2 ft.

TUE
NW winds 5 to 10 kt. Waves 1 ft.

TUE NIGHT
NW winds 5 to 10 kt. Waves 1 ft.

WED
N winds 5 kt. Waves less than 1 ft.

WED NIGHT
SE winds around 5 kt. Waves flat.

THU
SW winds around 5 kt. Waves 1 ft or less.

FRI
E winds 5 to 10 kt. Waves 1 ft. A chance of rain through the
night. 



ANZ538-200900-
Patapsco River including Baltimore Harbor-
636 PM EST Sun Jan 19 2020

SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY AFTERNOON


TONIGHT
NW winds 15 kt with gusts to 25 kt. Waves 1 to 2 ft.

MON
NW winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft.

MON NIGHT
N winds 5 to 10 kt. Waves 1 ft.

TUE
NW winds 5 to 10 kt. Waves 1 ft.

TUE NIGHT
NW winds 5 kt. Waves less than 1 ft.

WED
N winds 5 kt. Waves flat.

WED NIGHT
Light winds. Waves flat.

THU
Light winds. Waves flat.

FRI
E winds around 5 kt. Waves 1 ft or less. A chance of rain
through the night. 



ANZ539-200900-
Chester River to Queenstown MD-
636 PM EST Sun Jan 19 2020

SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY AFTERNOON


TONIGHT
NW winds 15 to 20 kt with gusts to 25 kt. Waves 3 ft.

MON
NW winds 15 kt with gusts to 25 kt. Waves 2 ft.

MON NIGHT
N winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.

TUE
N winds 10 kt. Waves 1 ft.

TUE NIGHT
N winds 5 to 10 kt. Waves 1 ft.

WED
N winds 5 kt. Waves less than 1 ft.

WED NIGHT
NE winds around 5 kt. Waves flat.

THU
S winds around 5 kt. Waves 1 ft or less.

FRI
E winds 5 to 10 kt. Waves 1 ft. A chance of rain through the
night. 



ANZ532-200900-
Chesapeake Bay from Sandy Point to North Beach-
636 PM EST Sun Jan 19 2020

SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY AFTERNOON


TONIGHT
NW winds 15 to 20 kt with gusts to 25 kt. Waves 3 ft.

MON
NW winds 15 to 20 kt with gusts to 25 kt. Waves 2 to 3 ft.

MON NIGHT
N winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.

TUE
N winds 10 to 15 kt. Waves 1 to 2 ft.

TUE NIGHT
N winds 5 to 10 kt. Waves 1 ft.

WED
N winds 5 to 10 kt. Waves 1 ft.

WED NIGHT
NE winds around 5 kt. Waves flat.

THU
SW winds around 5 kt. Waves 1 ft or less.

FRI
E winds 5 to 10 kt. Waves 1 ft. A chance of rain through the
night. 



ANZ540-200900-
Eastern Bay-
636 PM EST Sun Jan 19 2020

SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY AFTERNOON


TONIGHT
NW winds 15 to 20 kt with gusts to 25 kt. Waves 2 to
3 ft.

MON
N winds 15 to 20 kt with gusts to 25 kt. Waves 2 ft.

MON NIGHT
N winds 10 to 15 kt with gusts to 20 kt. Waves 1 to
2 ft.

TUE
N winds 10 kt. Waves 1 ft.

TUE NIGHT
N winds 5 to 10 kt. Waves 1 ft.

WED
N winds 5 kt. Waves less than 1 ft.

WED NIGHT
NE winds around 5 kt. Waves flat.

THU
S winds around 5 kt. Waves 1 ft or less.

FRI
E winds 5 to 10 kt. Waves 1 ft. A chance of rain through the
night. 



ANZ533-200900-
Chesapeake Bay from North Beach to Drum Point-
636 PM EST Sun Jan 19 2020

SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY AFTERNOON


TONIGHT
NW winds 20 kt with gusts to 25 kt. Waves 3 ft.

MON
N winds 15 to 20 kt with gusts to 25 kt. Waves 3 ft.

MON NIGHT
N winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.

TUE
N winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.

TUE NIGHT
N winds 5 to 10 kt. Waves 1 ft.

WED
N winds 5 to 10 kt. Waves 1 ft.

WED NIGHT
NE winds around 5 kt. Waves 1 ft or less.

THU
S winds around 5 kt. Waves 1 ft or less.

FRI
E winds 5 to 10 kt. Waves 1 ft. A chance of rain through the
night. 



ANZ541-200900-
Choptank River to Cambridge MD and the Little Choptank River-
636 PM EST Sun Jan 19 2020

SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY AFTERNOON


TONIGHT
NW winds 20 kt with gusts to 25 kt. Waves 3 ft.

MON
N winds 15 to 20 kt with gusts to 25 kt. Waves 2 to 3 ft.

MON NIGHT
N winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.

TUE
N winds 10 to 15 kt. Waves 2 ft.

TUE NIGHT
N winds 5 to 10 kt. Waves 1 ft.

WED
N winds 5 to 10 kt. Waves 1 ft.

WED NIGHT
NE winds around 5 kt. Waves flat.

THU
SE winds around 5 kt. Waves 1 ft or less.

FRI
E winds 5 to 10 kt. Waves 1 ft. A chance of rain through the
night. 



ANZ542-200900-
Patuxent River to Broomes Island MD-
636 PM EST Sun Jan 19 2020

SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY AFTERNOON


TONIGHT
NW winds 15 kt with gusts to 25 kt. Waves 1 ft.

MON
N winds 10 to 15 kt with gusts to 25 kt. Waves 1 ft.

MON NIGHT
N winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft.

TUE
N winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft.

TUE NIGHT
N winds 5 to 10 kt. Waves 1 ft.

WED
N winds 5 to 10 kt. Waves 1 ft.

WED NIGHT
NE winds around 5 kt. Waves 1 ft.

THU
N winds around 5 kt. Waves 1 ft or less.

FRI
E winds 5 to 10 kt. Waves 1 ft. A chance of rain through the
night. 



ANZ534-200900-
Chesapeake Bay from Drum Point to Smith Point-
636 PM EST Sun Jan 19 2020

SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY AFTERNOON


TONIGHT
NW winds 20 kt with gusts to 30 kt. Waves 4 ft.

MON
N winds 15 to 20 kt with gusts to 25 kt. Waves 4 ft.

MON NIGHT
N winds 15 kt with gusts to 25 kt. Waves 3 ft.

TUE
N winds 10 to 15 kt with gusts to 20 kt. Waves 2 to 3 ft.

TUE NIGHT
N winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.

WED
N winds 5 to 10 kt. Waves 1 to 2 ft.

WED NIGHT
NE winds 5 to 10 kt. Waves 1 ft.

THU
E winds around 5 kt. Waves 1 ft or less.

FRI
E winds 10 to 15 kt. Waves 1 to 2 ft. A chance of rain
through the night. 



ANZ543-200900-
Tangier Sound and the inland waters surrounding Bloodsworth Island-
636 PM EST Sun Jan 19 2020

SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY AFTERNOON


TONIGHT
NW winds 20 kt with gusts to 30 kt. Waves 3 ft.

MON
N winds 15 to 20 kt with gusts to 25 kt. Waves 2 to 3 ft.

MON NIGHT
N winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.

TUE
N winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.

TUE NIGHT
N winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.

WED
N winds 10 to 15 kt. Waves 1 ft.

WED NIGHT
NE winds 5 kt. Waves less than 1 ft.

THU
NE winds around 5 kt. Waves 1 ft or less.

FRI
NW winds around 5 kt...becoming E 10 to 15 kt. Waves 1 to
2 ft. A chance of rain through the night.