Coastal Waters Forecast
Issued by NWS Sterling, VA

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FZUS51 KLWX 221138
CWFLWX

Coastal Waters Forecast
National Weather Service Baltimore MD/Washington DC
737 AM EDT Fri Mar 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-
737 AM EDT Fri Mar 22 2019

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

Low pressure will strengthen as it moves toward the Canadian
Maritimes through tonight. High pressure will return for the
weekend before low pressure and its associated cold front impact the
 waters early next week. The Gale Warning may be need to be
continued into Saturday morning, but otherwise a Small Craft
Advisory will likely be needed Saturday into Saturday night. Small
Craft Advisories may also be needed Monday into Tuesday.

$$

ANZ535-222000-
Tidal Potomac from Key Bridge to Indian Head-
737 AM EDT Fri Mar 22 2019

...GALE WARNING IN EFFECT THROUGH LATE TONIGHT...

.TODAY...W winds 20 to 25 kt with gusts to 35 kt. Waves 2 ft.
Numerous showers with isolated tstms this afternoon.
.TONIGHT...NW winds 15 to 20 kt with gusts to 35 kt. Waves 2 ft.
.SAT...NW winds 10 to 15 kt with gusts to 25 kt. Waves 1 ft.
.SAT NIGHT...NW winds 10 to 15 kt...diminishing to 5 kt after
midnight. Gusts up to 20 kt. Waves 1 ft.
.SUN...SW winds 5 kt. Waves less than 1 ft.
.SUN NIGHT...SW winds around 5 kt. Waves 1 ft.
.MON...W winds around 5 kt...becoming N. Waves 1 ft. Showers likely
.
.TUE...NE winds 5 to 10 kt. Waves 1 ft.

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

$$

ANZ536-222000-
Tidal Potomac from Indian Head to Cobb Island-
737 AM EDT Fri Mar 22 2019

...GALE WARNING IN EFFECT THROUGH LATE TONIGHT...

.TODAY...W winds 20 to 25 kt with gusts to 35 kt. Waves 3 ft.
Numerous showers with isolated tstms this afternoon.
.TONIGHT...NW winds 15 to 20 kt with gusts to 35 kt. Waves 3 ft.
.SAT...NW winds 10 to 15 kt with gusts to 25 kt. Waves 2 ft.
.SAT NIGHT...NW winds 5 to 10 kt with gusts to 20 kt. Waves 1 to
2 ft.
.SUN...SW winds around 5 kt. Waves 1 ft.
.SUN NIGHT...SW winds 5 kt. Waves less than 1 ft.
.MON...W winds around 5 kt...becoming N. Waves 1 ft. Showers likely
.
.TUE...NE winds 5 to 10 kt. Waves 1 ft. A chance of showers in the
morning.

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

$$

ANZ537-222000-
Tidal Potomac from Cobb Island to Smith Point-
737 AM EDT Fri Mar 22 2019

...GALE WARNING IN EFFECT THROUGH LATE TONIGHT...

.TODAY...W winds 25 kt with gusts to 40 kt. Waves 4 ft. Numerous
showers with isolated tstms this afternoon.
.TONIGHT...NW winds 20 to 25 kt with gusts to 40 kt. Waves 4 ft.
.SAT...NW winds 15 to 20 kt. Gusts up to 35 kt... diminishing to
25 kt late. Waves 4 ft.
.SAT NIGHT...NW winds 10 to 15 kt with gusts to 25 kt. Waves 2 to
3 ft.
.SUN...SW winds 5 to 10 kt. Waves 1 ft.
.SUN NIGHT...SW winds 5 to 10 kt. Waves 1 ft.
.MON...SW winds 5 to 10 kt...becoming N 10 to 15 kt. Waves 1 to
2 ft...building to 4 ft after midnight. A chance of showers.
.TUE...NE winds 10 to 15 kt. Waves 4 ft...subsiding to 1 to 2 ft. A
chance of showers in the morning.

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

$$

ANZ530-222000-
Chesapeake Bay north of Pooles Island-
737 AM EDT Fri Mar 22 2019

...GALE WARNING IN EFFECT THROUGH LATE TONIGHT...

.TODAY...W winds 25 kt with gusts to 40 kt. Waves 3 ft... except
around 1 ft near the mouth of the Susquehanna. Scattered showers
this morning, then numerous showers with isolated tstms this
afternoon.
.TONIGHT...NW winds 20 to 25 kt with gusts to 40 kt. Waves 3 ft.
.SAT...NW winds 15 to 20 kt with gusts to 30 kt. Waves 2 ft.
.SAT NIGHT...NW winds 10 to 15 kt. Gusts up to 25 kt in the evening.
Waves 1 to 2 ft.
.SUN...W winds 5 to 10 kt. Waves 1 ft.
.SUN NIGHT...SW winds 5 to 10 kt. Waves 1 ft.
.MON...W winds 5 kt...becoming N. Waves 1 ft. Showers likely .
.TUE...NE winds 5 to 10 kt. Waves 1 to 2 ft.

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

$$

ANZ531-222000-
Chesapeake Bay from Pooles Island to Sandy Point-
737 AM EDT Fri Mar 22 2019

...GALE WARNING IN EFFECT THROUGH LATE TONIGHT...

.TODAY...W winds 25 kt with gusts to 40 kt. Waves 4 ft... except
around 3 ft near the mouth of the Patapsco. Isolated showers this
morning, then numerous showers with isolated tstms this afternoon.
.TONIGHT...NW winds 20 to 25 kt with gusts to 40 kt. Waves 5 ft.
.SAT...NW winds 15 to 20 kt with gusts to 30 kt. Waves 3 ft.
.SAT NIGHT...NW winds 10 to 15 kt with gusts to 25 kt. Waves 2 to
3 ft.
.SUN...SW winds 5 to 10 kt. Waves 1 ft.
.SUN NIGHT...SW winds 5 to 10 kt. Waves 1 ft.
.MON...W winds 5 kt...becoming N 10 to 15 kt. Waves 1 to 2 ft...
building to 3 ft after midnight. Showers likely .
.TUE...NE winds 10 to 15 kt. Waves 1 to 2 ft.

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

$$

ANZ538-222000-
Patapsco River including Baltimore Harbor-
737 AM EDT Fri Mar 22 2019

...GALE WARNING IN EFFECT THROUGH LATE TONIGHT...

.TODAY...NW winds 25 kt with gusts to 40 kt. Waves 3 ft. Isolated
showers this morning, then numerous showers with isolated tstms this
afternoon.
.TONIGHT...NW winds 20 to 25 kt with gusts to 40 kt. Waves 3 ft.
.SAT...NW winds 15 to 20 kt with gusts to 30 kt. Waves 2 ft.
.SAT NIGHT...NW winds 10 to 15 kt with gusts to 20 kt. Waves 1 to
2 ft.
.SUN...W winds 5 kt. Waves less than 1 ft.
.SUN NIGHT...SW winds 5 kt. Waves less than 1 ft.
.MON...N winds 5 to 10 kt. Waves 1 ft or less. Showers likely .
.TUE...NE winds 5 to 10 kt. Waves 1 ft.

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

$$

ANZ539-222000-
Chester River to Queenstown MD-
737 AM EDT Fri Mar 22 2019

...GALE WARNING IN EFFECT THROUGH LATE TONIGHT...

.TODAY...W winds 25 kt with gusts to 40 kt. Waves 4 ft. Isolated
showers this morning, then numerous showers with isolated tstms this
afternoon.
.TONIGHT...NW winds 20 to 25 kt with gusts to 40 kt. Waves 5 ft.
.SAT...NW winds 15 to 20 kt with gusts to 30 kt. Waves 3 ft.
.SAT NIGHT...NW winds 10 to 15 kt with gusts to 25 kt. Waves 2 to
3 ft.
.SUN...W winds 5 to 10 kt. Waves 1 ft.
.SUN NIGHT...SW winds 5 to 10 kt. Waves 1 ft.
.MON...W winds 5 to 10 kt...becoming N 10 to 15 kt. Waves 1 to 2 ft.
A chance of showers.
.TUE...NE winds 10 to 15 kt. Waves 1 to 2 ft.

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

$$

ANZ532-222000-
Chesapeake Bay from Sandy Point to North Beach-
737 AM EDT Fri Mar 22 2019

...GALE WARNING IN EFFECT THROUGH LATE TONIGHT...

.TODAY...W winds 25 kt with gusts to 40 kt. Waves 5 ft. Isolated
showers this morning, then numerous showers with isolated tstms this
afternoon.
.TONIGHT...NW winds 20 to 25 kt with gusts to 40 kt. Waves 5 ft.
.SAT...NW winds 15 to 20 kt with gusts to 30 kt. Waves 3 ft.
.SAT NIGHT...NW winds 10 to 15 kt with gusts to 20 kt. Waves 2 to
3 ft.
.SUN...SW winds 5 to 10 kt. Waves 1 ft.
.SUN NIGHT...SW winds 5 to 10 kt. Waves 1 ft.
.MON...SW winds 5 to 10 kt...becoming N 10 to 15 kt. Waves 1 to
2 ft...building to 3 ft after midnight. A chance of showers.
.TUE...NE winds 10 to 15 kt. Waves 2 to 3 ft... subsiding to 1 ft.

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

$$

ANZ540-222000-
Eastern Bay-
737 AM EDT Fri Mar 22 2019

...GALE WARNING IN EFFECT THROUGH LATE TONIGHT...

.TODAY...W winds 25 kt with gusts to 40 kt. Waves 4 ft. Isolated
showers this morning, then numerous showers with isolated tstms this
afternoon.
.TONIGHT...NW winds 20 to 25 kt with gusts to 40 kt. Waves 4 ft.
.SAT...NW winds 15 to 20 kt with gusts to 30 kt. Waves 3 ft.
.SAT NIGHT...NW winds 10 to 15 kt with gusts to 25 kt. Waves 2 ft.
.SUN...SW winds 5 to 10 kt. Waves 1 ft.
.SUN NIGHT...SW winds 5 to 10 kt. Waves 1 ft.
.MON...SW winds 5 to 10 kt...becoming N 10 to 15 kt. Waves 1 to
2 ft. A chance of showers.
.TUE...NE winds 10 to 15 kt. Waves 1 to 2 ft.

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

$$

ANZ533-222000-
Chesapeake Bay from North Beach to Drum Point-
737 AM EDT Fri Mar 22 2019

...GALE WARNING IN EFFECT THROUGH LATE TONIGHT...

.TODAY...W winds 25 kt with gusts to 40 kt. Waves 5 ft. Isolated
showers this morning, then numerous showers with isolated tstms this
afternoon.
.TONIGHT...NW winds 20 to 25 kt with gusts to 40 kt. Waves 5 ft.
.SAT...NW winds 15 to 20 kt with gusts to 30 kt. Waves 4 ft.
.SAT NIGHT...NW winds 10 to 15 kt with gusts to 20 kt. Waves 2 to
3 ft.
.SUN...SW winds 5 to 10 kt. Waves 1 ft.
.SUN NIGHT...SW winds 5 to 10 kt. Waves 1 ft.
.MON...SW winds 5 to 10 kt...becoming N 10 to 15 kt. Waves 1 to
2 ft...building to 3 ft after midnight. A chance of showers.
.TUE...NE winds 10 to 15 kt. Waves 3 ft...subsiding to 2 ft after
midnight. A chance of showers in the morning.

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

$$

ANZ541-222000-
Choptank River to Cambridge MD and the Little Choptank River-
737 AM EDT Fri Mar 22 2019

...GALE WARNING IN EFFECT THROUGH LATE TONIGHT...

.TODAY...W winds 25 to 30 kt. Waves 3 ft...except around 5 ft near
the mouth of the Choptank. Isolated showers this morning, then
numerous showers with isolated tstms this afternoon.
.TONIGHT...NW winds 20 to 25 kt with gusts to 40 kt. Waves 4 ft.
.SAT...NW winds 20 to 25 kt with gusts to 35 kt. Waves 3 ft.
.SAT NIGHT...NW winds 10 to 15 kt with gusts to 25 kt. Waves 2 to
3 ft.
.SUN...SW winds 5 to 10 kt. Waves 1 ft.
.SUN NIGHT...SW winds 5 to 10 kt. Waves 1 ft.
.MON...SW winds 5 to 10 kt...becoming N 10 to 15 kt. Waves 1 to
2 ft. A chance of showers.
.TUE...NE winds 10 to 15 kt. Waves 1 to 2 ft. A chance of showers in
the morning.

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

$$

ANZ542-222000-
Patuxent River to Broomes Island MD-
737 AM EDT Fri Mar 22 2019

...GALE WARNING IN EFFECT THROUGH LATE TONIGHT...

.TODAY...W winds 20 to 25 kt with gusts to 35 kt. Waves 2 ft.
Numerous showers with isolated tstms this afternoon.
.TONIGHT...NW winds 20 to 25 kt with gusts to 35 kt. Waves 2 ft.
.SAT...NW winds 15 to 20 kt with gusts to 30 kt. Waves 1 to 2 ft.
.SAT NIGHT...NW winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft.
.SUN...SW winds 5 to 10 kt. Waves 1 ft.
.SUN NIGHT...SW winds 5 kt. Waves less than 1 ft.
.MON...SW winds 5 kt...becoming N 10 to 15 kt. Waves 1 ft. A chance
of showers.
.TUE...NE winds 10 to 15 kt. Waves 1 ft. A chance of showers in the
morning.

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

$$

ANZ534-222000-
Chesapeake Bay from Drum Point to Smith Point-
737 AM EDT Fri Mar 22 2019

...GALE WARNING IN EFFECT THROUGH LATE TONIGHT...

.TODAY...W winds 25 to 30 kt. Waves 6 ft. Numerous showers with
isolated tstms this afternoon.
.TONIGHT...NW winds 25 to 30 kt. Waves 6 ft.
.SAT...NW winds 20 to 25 kt. Gusts up to 40 kt... diminishing to
30 kt in the afternoon. Waves 5 ft.
.SAT NIGHT...NW winds 10 to 15 kt with gusts to 25 kt. Waves 3 ft.
.SUN...SW winds 5 to 10 kt. Waves 1 to 2 ft.
.SUN NIGHT...SW winds 10 kt with gusts to 20 kt. Waves 2 ft.
.MON...SW winds 5 to 10 kt...becoming N 15 to 20 kt. Waves 2 to
3 ft...building to 4 ft after midnight. A chance of showers.
.TUE...NE winds 15 to 20 kt. Waves 4 ft...subsiding to 2 ft. A
chance of showers in the morning.

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

$$

ANZ543-222000-
Tangier Sound and the inland waters surrounding Bloodsworth Island-
737 AM EDT Fri Mar 22 2019

...GALE WARNING IN EFFECT THROUGH LATE TONIGHT...

.TODAY...W winds 25 to 30 kt. Waves 4 ft. Isolated showers this
morning, then scattered showers with isolated tstms this afternoon.
.TONIGHT...NW winds 20 to 25 kt with gusts to 40 kt. Waves 4 ft.
.SAT...NW winds 20 to 25 kt. Gusts up to 40 kt... diminishing to
30 kt in the afternoon. Waves 3 ft.
.SAT NIGHT...NW winds 10 to 15 kt with gusts to 25 kt. Waves 2 ft.
.SUN...SW winds 5 to 10 kt. Waves 1 ft.
.SUN NIGHT...S winds 10 kt with gusts to 20 kt. Waves 1 to 2 ft.
.MON...SW winds 5 to 10 kt...becoming N 15 to 20 kt. Waves 1 to
2 ft...building to 3 ft after midnight. A chance of showers.
.TUE...NE winds 15 to 20 kt...diminishing to 10 kt after midnight.
Waves 3 ft...subsiding to 2 ft. A chance of showers in the morning.

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

$$




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