Coastal Waters Forecast
Issued by NWS Sterling, VA

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FZUS51 KLWX 231432
CWFLWX

Coastal Waters Forecast
National Weather Service Baltimore MD/Washington DC
1031 AM EDT Sun Jul 23 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.

ANZ500-232000-
1031 AM EDT Sun Jul 23 2017

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

Primarily light winds are expected with high pressure to the south
through the remainder of the weekend. Scattered thunderstorms are
likely from this afternoon into tonight. A cold front will move
through Monday with additional chances for showers and
thunderstorms, followed by high pressure Tuesday and Wednesday. The
next frontal system will approach on Thursday. Small Craft
Advisories may be needed Wednesday night and Thursday.

$$

ANZ535-232000-
Tidal Potomac from Key Bridge to Indian Head-
1031 AM EDT Sun Jul 23 2017

.REST OF TODAY...W winds 5 kt. Waves less than 1 ft. A slight chance
of showers late this morning, then scattered showers and tstms this
afternoon.
.TONIGHT...SW winds 5 kt. Waves less than 1 ft. Numerous showers
with a chance of tstms.
.MON...W winds 5 kt. Waves less than 1 ft.
.MON NIGHT...N winds around 5 kt. Waves 1 ft.
.TUE...N winds 5 kt. Waves less than 1 ft.
.TUE NIGHT...NE winds 5 kt. Waves less than 1 ft.
.WED...SE winds 5 kt. Waves less than 1 ft.
.THU...S winds 5 kt. Waves less than 1 ft. A chance of showers and
tstms through the night.

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

$$

ANZ536-232000-
Tidal Potomac from Indian Head to Cobb Island-
1031 AM EDT Sun Jul 23 2017

.REST OF TODAY...W winds 5 kt. Waves less than 1 ft. A slight chance
of showers late this morning, then scattered showers and tstms this
afternoon.
.TONIGHT...SW winds 5 kt. Waves less than 1 ft. Numerous showers
with a chance of tstms.
.MON...W winds 5 kt. Waves less than 1 ft.
.MON NIGHT...W winds 5 kt. Waves less than 1 ft.
.TUE...N winds 5 kt. Waves less than 1 ft.
.TUE NIGHT...NE winds 5 kt. Waves less than 1 ft.
.WED...SE winds 5 kt. Waves less than 1 ft.
.THU...S winds 5 kt. Waves less than 1 ft. A chance of showers and
tstms through the night.

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

$$

ANZ537-232000-
Tidal Potomac from Cobb Island to Smith Point-
1031 AM EDT Sun Jul 23 2017

.REST OF TODAY...SW winds 10 kt. Waves 1 ft. A slight chance of
showers late this morning, then scattered showers and tstms this
afternoon.
.TONIGHT...SW winds 5 to 10 kt. Waves 1 ft. Scattered showers with a
chance of tstms.
.MON...SW winds 5 to 10 kt. Waves 1 ft.
.MON NIGHT...W winds 5 to 10 kt. Waves 1 ft.
.TUE...N winds 5 to 10 kt. Waves 1 ft.
.TUE NIGHT...NE winds 5 to 10 kt. Waves 1 ft.
.WED...SE winds 5 to 10 kt. Waves 1 ft.
.THU...S winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms
through the night.

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

$$

ANZ530-232000-
Chesapeake Bay north of Pooles Island-
1031 AM EDT Sun Jul 23 2017

.REST OF TODAY...SW winds 5 kt. Waves less than 1 ft. A slight
chance of showers late this morning, then scattered showers and
tstms this afternoon.
.TONIGHT...S winds 5 to 10 kt. Waves 1 ft or less. Numerous showers
with a chance of tstms.
.MON...W winds 5 to 10 kt. Waves 1 ft.
.MON NIGHT...N winds 5 kt. Waves less than 1 ft.
.TUE...N winds 5 to 10 kt. Waves 1 ft or less.
.TUE NIGHT...NE winds 5 kt. Waves less than 1 ft.
.WED...SE winds 5 kt. Waves less than 1 ft.
.THU...S winds 5 to 10 kt. Waves 1 ft. A chance of showers and
tstms.

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

$$

ANZ531-232000-
Chesapeake Bay from Pooles Island to Sandy Point-
1031 AM EDT Sun Jul 23 2017

.REST OF TODAY...SW winds 5 kt. Waves less than 1 ft. A slight
chance of showers late this morning, then scattered showers and
tstms this afternoon.
.TONIGHT...S winds 5 to 10 kt. Waves 1 ft. Numerous showers with a
chance of tstms.
.MON...W winds 5 to 10 kt. Waves 1 ft.
.MON NIGHT...NW winds 5 kt. Waves less than 1 ft.
.TUE...N winds 5 to 10 kt. Waves 1 ft.
.TUE NIGHT...NE winds 5 to 10 kt. Waves 1 ft.
.WED...SE winds 5 to 10 kt. Waves 1 ft.
.THU...S winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms
through the night.

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

$$

ANZ538-232000-
Patapsco River including Baltimore Harbor-
1031 AM EDT Sun Jul 23 2017

.REST OF TODAY...SW winds 5 kt. Waves less than 1 ft. A slight
chance of showers late this morning, then scattered showers and
tstms this afternoon.
.TONIGHT...S winds 5 kt. Waves less than 1 ft. Numerous showers with
a chance of tstms.
.MON...W winds 5 kt. Waves less than 1 ft.
.MON NIGHT...N winds 5 kt. Waves less than 1 ft.
.TUE...N winds 5 kt. Waves less than 1 ft.
.TUE NIGHT...NE winds 5 kt. Waves less than 1 ft.
.WED...SE winds 5 kt. Waves less than 1 ft.
.THU...S winds 5 to 10 kt. Waves 1 ft. A chance of showers and
tstms.

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

$$

ANZ539-232000-
Chester River to Queenstown MD-
1031 AM EDT Sun Jul 23 2017

.REST OF TODAY...SW winds 5 kt. Waves less than 1 ft. A slight
chance of showers late this morning, then scattered showers and
tstms this afternoon.
.TONIGHT...S winds 5 to 10 kt. Waves 1 ft. Numerous showers with a
chance of tstms.
.MON...W winds 5 kt. Waves less than 1 ft.
.MON NIGHT...NW winds 5 kt. Waves less than 1 ft.
.TUE...N winds 5 to 10 kt. Waves 1 ft.
.TUE NIGHT...NE winds 5 to 10 kt. Waves 1 ft.
.WED...SE winds 5 to 10 kt. Waves 1 ft.
.THU...S winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms
through the night.

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

$$

ANZ532-232000-
Chesapeake Bay from Sandy Point to North Beach-
1031 AM EDT Sun Jul 23 2017

.REST OF TODAY...W winds 5 to 10 kt...becoming S late. Waves 1 ft. A
slight chance of showers late this morning, then scattered showers
and tstms this afternoon.
.TONIGHT...SW winds 5 to 10 kt. Waves 1 ft. Numerous showers with a
chance of tstms.
.MON...SW winds 5 to 10 kt. Waves 1 ft.
.MON NIGHT...NW winds 5 kt. Waves less than 1 ft.
.TUE...N winds 5 to 10 kt. Waves 1 ft.
.TUE NIGHT...NE winds 5 to 10 kt. Waves 1 ft.
.WED...SE winds 5 to 10 kt. Waves 1 ft.
.THU...S winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms
through the night.

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

$$

ANZ540-232000-
Eastern Bay-
1031 AM EDT Sun Jul 23 2017

.REST OF TODAY...W winds 5 to 10 kt...becoming S late. Waves 1 ft. A
slight chance of showers late this morning, then scattered showers
and tstms this afternoon.
.TONIGHT...SW winds 5 to 10 kt. Waves 1 ft. Numerous showers with a
chance of tstms.
.MON...SW winds 5 kt. Waves less than 1 ft.
.MON NIGHT...NW winds 5 kt. Waves less than 1 ft.
.TUE...N winds 5 to 10 kt. Waves 1 ft.
.TUE NIGHT...NE winds 5 to 10 kt. Waves 1 ft.
.WED...SE winds 5 to 10 kt. Waves 1 ft.
.THU...S winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms
through the night.

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

$$

ANZ533-232000-
Chesapeake Bay from North Beach to Drum Point-
1031 AM EDT Sun Jul 23 2017

.REST OF TODAY...SW winds 5 to 10 kt. Waves 1 ft. A slight chance of
showers late this morning, then scattered showers and tstms this
afternoon.
.TONIGHT...SW winds 5 to 10 kt. Waves 1 ft. Numerous showers with a
chance of tstms.
.MON...SW winds 5 to 10 kt. Waves 1 ft.
.MON NIGHT...W winds 5 kt. Waves less than 1 ft.
.TUE...N winds 5 to 10 kt. Waves 1 ft.
.TUE NIGHT...NE winds 5 to 10 kt. Waves 1 ft.
.WED...SE winds 5 to 10 kt. Waves 1 ft.
.THU...S winds 5 to 10 kt. Waves 1 to 2 ft. A chance of showers and
tstms through the night.

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

$$

ANZ541-232000-
Choptank River to Cambridge MD and the Little Choptank River-
1031 AM EDT Sun Jul 23 2017

.REST OF TODAY...W winds 5 to 10 kt...becoming S late. Waves 1 ft. A
slight chance of showers late this morning, then scattered showers
and tstms this afternoon.
.TONIGHT...SW winds 5 to 10 kt. Waves 1 ft. Numerous showers with a
chance of tstms.
.MON...SW winds 5 to 10 kt. Waves 1 ft.
.MON NIGHT...W winds 5 kt. Waves less than 1 ft.
.TUE...N winds 5 to 10 kt. Waves 1 ft.
.TUE NIGHT...NE winds 5 to 10 kt. Waves 1 ft.
.WED...SE winds 5 to 10 kt. Waves 1 ft.
.THU...S winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms
through the night.

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

$$

ANZ542-232000-
Patuxent River to Broomes Island MD-
1031 AM EDT Sun Jul 23 2017

.REST OF TODAY...SW winds 5 to 10 kt. Waves 1 ft. A slight chance of
showers late this morning, then scattered showers and tstms this
afternoon.
.TONIGHT...SW winds 5 kt. Waves less than 1 ft. Numerous showers
with a chance of tstms.
.MON...W winds 5 kt. Waves less than 1 ft.
.MON NIGHT...NW winds around 5 kt. Waves 1 ft.
.TUE...N winds 5 to 10 kt. Waves 1 ft.
.TUE NIGHT...NE winds 5 kt. Waves less than 1 ft.
.WED...SE winds 5 to 10 kt. Waves 1 ft.
.THU...S winds 5 kt. Waves less than 1 ft. A chance of showers and
tstms through the night.

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

$$

ANZ534-232000-
Chesapeake Bay from Drum Point to Smith Point-
1031 AM EDT Sun Jul 23 2017

.REST OF TODAY...W winds 10 kt...becoming S late. Waves 1 to 2 ft. A
slight chance of showers late this morning, then scattered showers
and tstms this afternoon.
.TONIGHT...SW winds 10 to 15 kt with gusts to 20 kt. Waves 1 to
2 ft. Scattered showers with a chance of tstms.
.MON...SW winds 5 to 10 kt. Waves 1 to 2 ft.
.MON NIGHT...SW winds 5 to 10 kt. Waves 1 ft.
.TUE...N winds 10 kt. Waves 1 ft.
.TUE NIGHT...NE winds 10 kt. Waves 1 ft.
.WED...SE winds 5 to 10 kt. Waves 1 ft.
.THU...S winds 5 to 10 kt. Waves 1 to 2 ft...building to 3 ft. A
chance of showers and tstms through the night.

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

$$

ANZ543-232000-
Tangier Sound and the inland waters surrounding Bloodsworth Island-
1031 AM EDT Sun Jul 23 2017

.REST OF TODAY...SW winds 5 to 10 kt. Waves 1 ft. A slight chance of
showers late this morning, then scattered showers and tstms this
afternoon.
.TONIGHT...SW winds 10 to 15 kt. Waves 1 to 2 ft. Scattered showers
with a chance of tstms.
.MON...SW winds 5 to 10 kt. Waves 1 ft.
.MON NIGHT...SW winds 5 to 10 kt. Waves 1 ft. A chance of showers.
.TUE...N winds 5 to 10 kt. Waves 1 ft.
.TUE NIGHT...NE winds 5 to 10 kt. Waves 1 ft.
.WED...SE winds 5 to 10 kt. Waves 1 ft.
.THU...S winds 5 to 10 kt. Waves 1 to 2 ft...building to 3 ft. A
chance of showers and tstms through the night.

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

$$



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