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National Weather Service Marine Forecast FZUS51 KLWX

FZUS51 KLWX 220535
CWFLWX

Coastal Waters Forecast
National Weather Service Baltimore MD/Washington DC
135 AM EDT Wed May 22 2019

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. 

ANZ500-222000-
135 AM EDT Wed May 22 2019

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

High pressure will build overhead through tonight before  moving
offshore Wednesday. A warm front will approach the waters  Wednesday
night before passing through Thursday. A cold front will  stall out
near the waters late this week. A Small Craft Advisory may  be
needed for portions of the waters late Wednesday night through
Friday.



ANZ535-222000-
Tidal Potomac from Key Bridge to Indian Head-
135 AM EDT Wed May 22 2019

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

WED
SE winds around 5 kt. Waves 1 ft.

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

THU
SW winds 5 to 10 kt. Waves 1 ft. A chance of showers and
tstms.

THU NIGHT
W winds 5 to 10 kt. Waves 1 ft. A chance of showers and
tstms.

FRI
NW winds 5 to 10 kt with gusts to 20 kt. Waves 1 ft.

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

SAT
SW winds around 5 kt. Waves 1 ft.

SUN
NW winds around 5 kt. Waves 1 ft. A chance of showers through
the night. 

Winds and waves higher and visibilities lower in and near tstms.



ANZ536-222000-
Tidal Potomac from Indian Head to Cobb Island-
135 AM EDT Wed May 22 2019

Overnight
NE winds 5 to 10 kt. Waves 1 ft.

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

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

THU
SW winds 5 to 10 kt. Waves 1 ft. A chance of showers and
tstms.

THU NIGHT
W winds 5 kt. Waves less than 1 ft.

FRI
NW winds 5 to 10 kt with gusts to 20 kt. Waves 1 ft.

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

SAT
SW winds 5 to 10 kt. Waves 1 ft.

SUN
NW winds 5 kt. Waves less than 1 ft. A chance of showers
through the night. 

Winds and waves higher and visibilities lower in and near tstms.



ANZ537-222000-
Tidal Potomac from Cobb Island to Smith Point-
135 AM EDT Wed May 22 2019

Overnight
NE winds 5 to 10 kt. Waves 1 ft.

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

WED NIGHT
S winds 5 to 10 kt. Waves 1 to 2 ft.

THU
S winds 10 kt. Waves 2 ft.

THU NIGHT
SW winds 10 kt. Waves 1 ft. A chance of showers and
tstms.

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

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

SAT
S winds 10 to 15 kt...becoming SW after midnight. Waves 1 to
2 ft.

SUN
W winds 5 to 10 kt. Waves 1 ft. A chance of showers through
the night. 

Winds and waves higher and visibilities lower in and near tstms.



ANZ530-222000-
Chesapeake Bay north of Pooles Island-
135 AM EDT Wed May 22 2019

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

WED
SE winds 5 kt. Waves flat.

WED NIGHT
S winds 5 to 10 kt. Waves 1 ft. A chance of showers.

THU
S winds 5 to 10 kt. Waves 1 ft. A chance of showers and
tstms.

THU NIGHT
W winds 5 to 10 kt. Waves 1 ft. A chance of showers and
tstms.

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

FRI NIGHT
NE winds 5 to 10 kt. Waves 1 ft or less.

SAT
SW winds 5 to 10 kt. Waves 1 ft. A chance of showers after
midnight.

SUN
NW winds 5 to 10 kt. Waves 1 ft. A chance of showers in the
morning. A chance of showers through the night. 

Winds and waves higher and visibilities lower in and near tstms.



ANZ531-222000-
Chesapeake Bay from Pooles Island to Sandy Point-
135 AM EDT Wed May 22 2019

Overnight
N winds 10 kt. Waves 1 ft.

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

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

THU
S winds 10 kt. Waves 2 ft. A chance of showers and tstms.

THU NIGHT
SW winds 10 kt. Waves 1 ft. A chance of showers and
tstms.

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

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

SAT
SW winds 5 to 10 kt. Waves 1 ft.

SUN
W winds 5 to 10 kt. Waves 1 ft. A chance of showers through
the night. 

Winds and waves higher and visibilities lower in and near tstms.



ANZ538-222000-
Patapsco River including Baltimore Harbor-
135 AM EDT Wed May 22 2019

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

WED
SE winds 5 kt. Waves flat.

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

THU
S winds 5 to 10 kt. Waves 1 ft. A chance of showers and
tstms.

THU NIGHT
W winds 5 to 10 kt. Waves 1 ft. A chance of showers and
tstms.

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

FRI NIGHT
NE winds 5 to 10 kt. Waves 1 ft or less.

SAT
SW winds 5 to 10 kt. Waves 1 ft.

SUN
NW winds 5 to 10 kt. Waves 1 ft. A chance of showers through
the night. 

Winds and waves higher and visibilities lower in and near tstms.



ANZ539-222000-
Chester River to Queenstown MD-
135 AM EDT Wed May 22 2019

Overnight
N winds 10 kt. Waves 1 ft.

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

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

THU
S winds 10 kt. Waves 1 ft. A chance of showers and tstms.

THU NIGHT
SW winds 10 kt. Waves 1 ft. A chance of showers and
tstms.

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

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

SAT
SW winds 5 to 10 kt. Waves 1 ft.

SUN
W winds 5 to 10 kt. Waves 1 ft. A chance of showers through
the night. 

Winds and waves higher and visibilities lower in and near tstms.



ANZ532-222000-
Chesapeake Bay from Sandy Point to North Beach-
135 AM EDT Wed May 22 2019

Overnight
N winds 10 kt. Waves 1 ft.

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

WED NIGHT
S winds 5 to 10 kt. Waves 1 to 2 ft.

THU
S winds 10 kt with gusts to 20 kt. Waves 2 ft. A chance of
showers and tstms.

THU NIGHT
SW winds 10 kt. Waves 1 ft. A chance of showers and
tstms.

FRI
NW winds 10 kt with gusts to 20 kt. Waves 2 ft.

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

SAT
SW winds 5 to 10 kt. Waves 1 to 2 ft.

SUN
W winds 5 to 10 kt. Waves 1 ft. A chance of showers through
the night. 

Winds and waves higher and visibilities lower in and near tstms.



ANZ540-222000-
Eastern Bay-
135 AM EDT Wed May 22 2019

Overnight
N winds 10 kt. Waves 1 ft.

WED
NE winds 5 to 10 kt...becoming SE in the afternoon. Waves
1 ft or less.

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

THU
S winds 10 kt with gusts to 20 kt. Waves 1 to 2 ft. A chance
of showers and tstms.

THU NIGHT
SW winds 10 kt. Waves 1 ft. A chance of showers and
tstms.

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

FRI NIGHT
NE winds 5 to 10 kt. Waves 1 ft or less.

SAT
SW winds 5 to 10 kt. Waves 1 ft.

SUN
W winds 5 to 10 kt. Waves 1 ft. A chance of showers through
the night. 

Winds and waves higher and visibilities lower in and near tstms.



ANZ533-222000-
Chesapeake Bay from North Beach to Drum Point-
135 AM EDT Wed May 22 2019

Overnight
N winds 10 kt. Waves 1 ft.

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

WED NIGHT
S winds 5 to 10 kt. Waves 1 to 2 ft.

THU
S winds 10 kt with gusts to 20 kt. Waves 2 ft. A chance of
showers and tstms.

THU NIGHT
SW winds 10 kt. Waves 1 ft. A chance of showers and
tstms.

FRI
NW winds 10 kt with gusts to 20 kt. Waves 2 ft.

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

SAT
SW winds 5 to 10 kt. Waves 1 to 2 ft.

SUN
W winds 5 to 10 kt. Waves 1 ft. A chance of showers through
the night. 

Winds and waves higher and visibilities lower in and near tstms.



ANZ541-222000-
Choptank River to Cambridge MD and the Little Choptank River-
135 AM EDT Wed May 22 2019

Overnight
N winds 10 kt. Waves 1 ft.

WED
SE winds 5 to 10 kt. Waves 1 ft or less.

WED NIGHT
S winds 5 to 10 kt. Waves 1 to 2 ft.

THU
S winds 10 kt with gusts to 20 kt. Waves 1 to 2 ft. A chance
of showers.

THU NIGHT
SW winds 10 kt. Waves 1 ft. A chance of showers and
tstms.

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

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

SAT
SW winds 5 to 10 kt. Waves 1 ft.

SUN
W winds 5 to 10 kt. Waves 1 ft. A chance of showers through
the night. 

Winds and waves higher and visibilities lower in and near tstms.



ANZ542-222000-
Patuxent River to Broomes Island MD-
135 AM EDT Wed May 22 2019

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

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

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

THU
S winds 10 kt. Waves 1 ft. A chance of showers and tstms.

THU NIGHT
SW winds 5 to 10 kt. Waves 1 ft. A chance of showers
and tstms.

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

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

SAT
SW winds 5 to 10 kt. Waves 1 ft.

SUN
W winds 5 kt. Waves less than 1 ft. A chance of showers
through the night. 

Winds and waves higher and visibilities lower in and near tstms.



ANZ534-222000-
Chesapeake Bay from Drum Point to Smith Point-
135 AM EDT Wed May 22 2019

Overnight
NE winds 10 kt. Waves 1 to 2 ft.

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

WED NIGHT
S winds 10 to 15 kt. Waves 2 ft.

THU
S winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.

THU NIGHT
SW winds 10 to 15 kt...becoming W after midnight. Waves
2 ft. A chance of showers and tstms.

FRI
NW winds 10 kt with gusts to 20 kt. Waves 2 ft.

FRI NIGHT
NE winds 5 to 10 kt. Waves 1 to 2 ft.

SAT
S winds 10 to 15 kt...becoming SW after midnight. Waves 1 to
2 ft.

SUN
W winds 5 to 10 kt. Waves 1 to 2 ft. A chance of showers
through the night. 

Winds and waves higher and visibilities lower in and near tstms.



ANZ543-222000-
Tangier Sound and the inland waters surrounding Bloodsworth Island-
135 AM EDT Wed May 22 2019

Overnight
N winds 10 kt. Waves 1 ft.

WED
NE winds 5 to 10 kt...becoming S in the afternoon. Waves
1 ft.

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

THU
S winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.

THU NIGHT
S winds 10 to 15 kt...becoming W after midnight. Waves
1 ft. A chance of showers and tstms.

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

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

SAT
S winds 10 to 15 kt...becoming SW after midnight. Waves 1 to
2 ft.

SUN
W winds 5 to 10 kt. Waves 1 to 2 ft. A chance of showers
through the night. 

Winds and waves higher and visibilities lower in and near tstms.