Coastal Waters Forecast
Issued by NWS Sterling, VA

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
000
FZUS51 KLWX 222332
CWFLWX

Coastal Waters Forecast
National Weather Service Baltimore MD/Washington DC
732 PM EDT Thu Jun 22 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.

ANZ500-230800-
732 PM EDT Thu Jun 22 2017

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

High pressure will remain offshore tonight. A slow moving cold front
 and remnants of Tropical Depression Cindy will affect the area from
 Friday into Saturday. High pressure will return on Sunday. Small
Craft Advisory conditions are possible Friday night through
Saturday.

$$

ANZ535-230800-
Tidal Potomac from Key Bridge to Indian Head-
732 PM EDT Thu Jun 22 2017

...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY MORNING THROUGH LATE
FRIDAY NIGHT...

.TONIGHT...SW winds 5 kt. Waves less than 1 ft. A chance of showers
after midnight.
.FRI...SW winds 10 to 15 kt. Gusts up to 20 kt... increasing to
25 kt late. Waves 1 ft. A chance of showers and tstms.
.FRI NIGHT...SW winds 10 to 15 kt with gusts to 20 kt...diminishing
to 5 kt late. Waves 1 ft. Showers likely. Vsby 1 NM or less.
.SAT...W winds 5 to 10 kt. Waves 1 ft. Showers likely with a chance
of tstms.
.SAT NIGHT...NW winds 5 to 10 kt. Waves 1 ft.
.SUN...NW winds 5 kt. Waves less than 1 ft.
.SUN NIGHT...NW winds around 5 kt. Waves 1 ft.
.MON...NW winds around 5 kt. Waves 1 ft.
.TUE...NW winds 5 kt. Waves less than 1 ft.

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

$$

ANZ536-230800-
Tidal Potomac from Indian Head to Cobb Island-
732 PM EDT Thu Jun 22 2017

...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY MORNING THROUGH LATE
FRIDAY NIGHT...

.TONIGHT...SW winds 5 to 10 kt. Waves 1 ft. A chance of showers
after midnight.
.FRI...SW winds 10 to 15 kt. Gusts up to 20 kt... increasing to
25 kt late. Waves 1 ft. A chance of showers.
.FRI NIGHT...SW winds 10 to 15 kt with gusts to 20 kt. Waves 1 to
2 ft. Showers likely. Vsby 1 NM or less.
.SAT...W winds 5 to 10 kt with gusts to 20 kt. Waves 1 ft. Showers
likely with a chance of tstms.
.SAT NIGHT...NW winds 5 to 10 kt. Waves 1 ft.
.SUN...NW winds 5 kt. Waves less than 1 ft.
.SUN NIGHT...NW winds around 5 kt. Waves 1 ft.
.MON...NW winds around 5 kt. Waves 1 ft.
.TUE...NW 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.

$$

ANZ537-230800-
Tidal Potomac from Cobb Island to Smith Point-
732 PM EDT Thu Jun 22 2017

...SMALL CRAFT ADVISORY IN EFFECT FROM 2 AM EDT FRIDAY THROUGH LATE
FRIDAY NIGHT...

.TONIGHT...SW winds 10 to 15 kt. Gusts up to 20 kt after midnight.
Waves 1 to 2 ft. A chance of showers after midnight.
.FRI...SW winds 10 to 15 kt with gusts to 25 kt. Waves 2 ft. A
chance of showers.
.FRI NIGHT...SW winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. A
chance of showers. Vsby 1 NM or less.
.SAT...W winds 10 to 15 kt with gusts to 25 kt. Waves 2 to 3 ft.
Showers likely with a chance of tstms.
.SAT NIGHT...NW winds 5 to 10 kt. Waves 1 ft.
.SUN...NW winds 5 to 10 kt. Waves 1 ft.
.SUN NIGHT...NW winds around 5 kt. Waves flat.
.MON...W winds 5 to 10 kt. Waves 1 ft or less. A chance of showers
and tstms through the night.
.TUE...NW winds 5 to 10 kt. Waves 1 ft. A chance of showers and
tstms in the morning. A chance of showers and tstms through the
night.

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

$$

ANZ530-230800-
Chesapeake Bay north of Pooles Island-
732 PM EDT Thu Jun 22 2017

...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY MORNING THROUGH LATE
FRIDAY NIGHT...

.TONIGHT...SW winds 5 to 10 kt. Waves 1 ft. A chance of showers with
a slight chance of tstms this evening, then a chance of showers
after midnight.
.FRI...SW winds 10 to 15 kt. Gusts up to 20 kt. Waves 1 to 2 ft.
Showers likely with a chance of tstms.
.FRI NIGHT...SW winds 10 to 15 kt. Gusts up to 20 kt until early
morning. Waves 1 to 2 ft. Showers likely. Vsby 1 NM or less.
.SAT...W winds 5 to 10 kt. Waves 1 ft. Showers likely with a chance
of tstms.
.SAT NIGHT...NW winds 5 to 10 kt. Waves 1 ft.
.SUN...W winds 5 to 10 kt. Waves 1 ft or less.
.SUN NIGHT...W winds 5 to 10 kt. Waves 1 ft or less.
.MON...W winds 5 to 10 kt. Waves 1 ft or less. A chance of showers
and tstms through the night.
.TUE...NW winds 5 kt. Waves less than 1 ft. A chance of showers and
tstms in the morning.

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

$$

ANZ531-230800-
Chesapeake Bay from Pooles Island to Sandy Point-
732 PM EDT Thu Jun 22 2017

...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY MORNING THROUGH LATE
FRIDAY NIGHT...

.TONIGHT...SW winds 10 kt. Waves 1 ft. A slight chance of showers
and tstms this evening, then a chance of showers after midnight.
.FRI...SW winds 10 to 15 kt. Gusts up to 20 kt. Waves 1 to 2 ft.
Showers likely with a chance of tstms.
.FRI NIGHT...SW winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.
Showers likely. Vsby 1 NM or less.
.SAT...W winds 10 to 15 kt with gusts to 25 kt. Waves 1 to 2 ft.
Showers likely with a chance of tstms.
.SAT NIGHT...NW winds 5 to 10 kt. Waves 1 ft.
.SUN...W winds 5 to 10 kt. Waves 1 ft.
.SUN NIGHT...W winds 5 kt. Waves less than 1 ft.
.MON...W winds 5 to 10 kt. Waves 1 ft or less. A chance of showers
and tstms through the night.
.TUE...NW winds 5 kt. Waves less than 1 ft. A chance of showers and
tstms in the morning.

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

$$

ANZ538-230800-
Patapsco River including Baltimore Harbor-
732 PM EDT Thu Jun 22 2017

...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY MORNING THROUGH LATE
FRIDAY NIGHT...

.TONIGHT...SW winds 5 to 10 kt. Waves 1 ft. A slight chance of
showers and tstms this evening, then a chance of showers after
midnight.
.FRI...SW winds 5 to 10 kt...increasing to 15 kt in the afternoon.
Gusts up to 20 kt. Waves 1 ft. Showers likely with a chance of
tstms.
.FRI NIGHT...SW winds 10 to 15 kt. Gusts up to 20 kt until early
morning. Waves 1 ft. Showers likely. Vsby 1 NM or less.
.SAT...W winds 5 to 10 kt with gusts to 20 kt. Waves 1 ft. Showers
likely with a chance of tstms.
.SAT NIGHT...NW winds 5 to 10 kt. Waves 1 ft or less.
.SUN...W winds 5 to 10 kt. Waves 1 ft or less.
.SUN NIGHT...W winds 5 kt. Waves less than 1 ft.
.MON...W winds 5 kt. Waves less than 1 ft. A chance of showers and
tstms through the night.
.TUE...NW winds 5 kt. Waves less than 1 ft. A chance of showers and
tstms in the morning.

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

$$

ANZ539-230800-
Chester River to Queenstown MD-
732 PM EDT Thu Jun 22 2017

...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY MORNING THROUGH LATE
FRIDAY NIGHT...

.TONIGHT...SW winds 10 kt. Waves 1 ft. A slight chance of showers
and tstms this evening, then a chance of showers after midnight.
.FRI...SW winds 10 to 15 kt. Gusts up to 20 kt... increasing to
25 kt in the afternoon. Waves 1 to 2 ft. Showers likely with a
chance of tstms.
.FRI NIGHT...SW winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.
Showers likely. Vsby 1 NM or less.
.SAT...W winds 10 to 15 kt with gusts to 25 kt. Waves 1 to 2 ft.
Showers likely with a chance of tstms.
.SAT NIGHT...NW winds 5 to 10 kt. Waves 1 ft.
.SUN...W winds 5 to 10 kt. Waves 1 ft.
.SUN NIGHT...W winds 5 kt. Waves less than 1 ft.
.MON...W winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms
through the night.
.TUE...NW winds 5 kt. Waves less than 1 ft. A chance of showers and
tstms in the morning.

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

$$

ANZ532-230800-
Chesapeake Bay from Sandy Point to North Beach-
732 PM EDT Thu Jun 22 2017

...SMALL CRAFT ADVISORY IN EFFECT FROM 2 AM EDT FRIDAY THROUGH LATE
FRIDAY NIGHT...

.TONIGHT...SW winds 10 kt. Waves 1 to 2 ft. A chance of showers
after midnight.
.FRI...SW winds 10 to 15 kt with gusts to 20 kt. Waves 2 to 3 ft.
Showers likely with a chance of tstms.
.FRI NIGHT...SW winds 10 to 15 kt with gusts to 20 kt. Waves 2 to
3 ft. Showers likely. Vsby 1 NM or less.
.SAT...SW winds 15 to 20 kt...becoming W 10 to 15 kt in the
afternoon. Gusts up to 30 kt. Waves 2 to 3 ft. Showers likely with a
chance of tstms.
.SAT NIGHT...NW winds 5 to 10 kt. Waves 1 ft.
.SUN...W winds 5 to 10 kt. Waves 1 ft.
.SUN NIGHT...W winds 5 kt. Waves less than 1 ft.
.MON...W winds 5 to 10 kt. Waves 1 ft or less. A chance of showers
and tstms through the night.
.TUE...NW winds 5 to 10 kt. Waves 1 ft. A chance of showers and
tstms in the morning.

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

$$

ANZ540-230800-
Eastern Bay-
732 PM EDT Thu Jun 22 2017

...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY MORNING THROUGH LATE
FRIDAY NIGHT...

.TONIGHT...SW winds 10 kt. Waves 1 ft. A chance of showers after
midnight.
.FRI...SW winds 10 to 15 kt. Gusts up to 20 kt... increasing to
25 kt in the afternoon. Waves 2 ft. Showers likely with a chance of
tstms.
.FRI NIGHT...SW winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.
Showers likely. Vsby 1 NM or less.
.SAT...W winds 15 to 20 kt with gusts to 30 kt. Waves 2 to 3 ft.
Showers likely with a chance of tstms.
.SAT NIGHT...NW winds 5 to 10 kt. Waves 1 ft.
.SUN...W winds 5 to 10 kt. Waves 1 ft.
.SUN NIGHT...W winds 5 kt. Waves less than 1 ft.
.MON...W winds 5 to 10 kt. Waves 1 ft or less. A chance of showers
and tstms through the night.
.TUE...NW winds 5 kt. Waves less than 1 ft. A chance of showers and
tstms in the morning.

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

$$

ANZ533-230800-
Chesapeake Bay from North Beach to Drum Point-
732 PM EDT Thu Jun 22 2017

...SMALL CRAFT ADVISORY IN EFFECT FROM 2 AM EDT FRIDAY THROUGH LATE
FRIDAY NIGHT...

.TONIGHT...SW winds 10 to 15 kt with gusts to 20 kt. Waves 1 to
2 ft. A chance of showers after midnight.
.FRI...SW winds 10 to 15 kt with gusts to 25 kt. Waves 2 ft. Showers
likely.
.FRI NIGHT...SW winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.
Showers likely. Vsby 1 NM or less.
.SAT...SW winds 15 to 20 kt...becoming W 10 to 15 kt in the
afternoon. Gusts up to 30 kt. Waves 2 to 3 ft. Showers likely with a
chance of tstms.
.SAT NIGHT...NW winds 5 to 10 kt. Waves 1 ft.
.SUN...NW winds 5 to 10 kt. Waves 1 ft.
.SUN NIGHT...W winds 5 kt. Waves less than 1 ft.
.MON...W winds 5 to 10 kt. Waves 1 ft or less. A chance of showers
and tstms through the night.
.TUE...NW winds 5 to 10 kt. Waves 1 ft. A chance of showers and
tstms in the morning. A chance of showers and tstms through the
night.

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

$$

ANZ541-230800-
Choptank River to Cambridge MD and the Little Choptank River-
732 PM EDT Thu Jun 22 2017

...SMALL CRAFT ADVISORY IN EFFECT FROM 2 AM EDT FRIDAY THROUGH LATE
FRIDAY NIGHT...

.TONIGHT...SW winds 10 to 15 kt. Waves 1 to 2 ft. A chance of
showers after midnight.
.FRI...SW winds 10 to 15 kt with gusts to 25 kt. Waves 2 ft. Showers
likely with a chance of tstms.
.FRI NIGHT...SW winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.
Showers likely. Vsby 1 NM or less.
.SAT...W winds 15 to 20 kt with gusts to 30 kt. Waves 2 to 3 ft.
Showers likely with a chance of tstms.
.SAT NIGHT...NW winds 5 to 10 kt. Waves 1 ft.
.SUN...NW winds 5 to 10 kt. Waves 1 ft.
.SUN NIGHT...W winds 5 kt. Waves less than 1 ft.
.MON...W winds 5 to 10 kt. Waves 1 ft or less. A chance of showers
and tstms through the night.
.TUE...NW winds 5 to 10 kt. Waves 1 ft. A chance of showers and
tstms in the morning. A chance of showers and tstms through the
night.

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

$$

ANZ542-230800-
Patuxent River to Broomes Island MD-
732 PM EDT Thu Jun 22 2017

...SMALL CRAFT ADVISORY IN EFFECT FROM 2 AM EDT FRIDAY THROUGH LATE
FRIDAY NIGHT...

.TONIGHT...SW winds 5 to 10 kt. Waves 1 ft. A chance of showers
after midnight.
.FRI...SW winds 10 to 15 kt. Gusts up to 20 kt... increasing to
25 kt late. Waves 1 ft. A chance of showers.
.FRI NIGHT...SW winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft.
Showers likely. Vsby 1 NM or less.
.SAT...W winds 10 to 15 kt with gusts to 25 kt. Waves 1 ft. Showers
likely with a chance of tstms.
.SAT NIGHT...NW winds 5 kt. Waves less than 1 ft.
.SUN...NW winds 5 kt. Waves less than 1 ft.
.SUN NIGHT...W winds 5 kt. Waves less than 1 ft.
.MON...NW winds around 5 kt. Waves 1 ft. A chance of showers and
tstms through the night.
.TUE...NW winds 5 kt. Waves less than 1 ft. A chance of showers and
tstms in the morning. A chance of showers and tstms through the
night.

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

$$

ANZ534-230800-
Chesapeake Bay from Drum Point to Smith Point-
732 PM EDT Thu Jun 22 2017

...SMALL CRAFT ADVISORY IN EFFECT FROM 2 AM EDT FRIDAY THROUGH LATE
FRIDAY NIGHT...

.TONIGHT...SW winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. A
chance of showers after midnight.
.FRI...SW winds 10 to 15 kt with gusts to 20 kt. Waves 2 to 3 ft. A
chance of showers.
.FRI NIGHT...SW winds 15 kt with gusts to 25 kt. Waves 3 ft. A
chance of showers. Vsby 1 NM or less.
.SAT...SW winds 15 to 20 kt with gusts to 30 kt. Waves 3 ft. Showers
likely with a chance of tstms.
.SAT NIGHT...NW winds 5 to 10 kt. Waves 1 to 2 ft.
.SUN...NW winds 5 to 10 kt. Waves 1 ft.
.SUN NIGHT...W winds 5 kt. Waves less than 1 ft.
.MON...W winds 5 to 10 kt. Waves 1 to 2 ft...building to 3 ft after
midnight. A chance of showers and tstms through the night.
.TUE...N winds 5 to 10 kt. Waves 2 to 3 ft. A chance of showers and
tstms.

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

$$

ANZ543-230800-
Tangier Sound and the inland waters surrounding Bloodsworth Island-
732 PM EDT Thu Jun 22 2017

...SMALL CRAFT ADVISORY IN EFFECT FROM 2 AM EDT FRIDAY THROUGH LATE
FRIDAY NIGHT...

.TONIGHT...SW winds 10 to 15 kt with gusts to 20 kt. Waves 1 to
2 ft. A chance of showers after midnight.
.FRI...SW winds 15 to 20 kt with gusts to 25 kt. Waves 2 ft. Showers
likely.
.FRI NIGHT...SW winds 15 kt with gusts to 20 kt. Waves 2 ft. A
chance of showers. Vsby 1 NM or less.
.SAT...SW winds 15 to 20 kt with gusts to 30 kt. Waves 2 to 3 ft.
Showers likely with a chance of tstms.
.SAT NIGHT...NW winds 5 to 10 kt. Waves 1 ft.
.SUN...NW winds 5 to 10 kt. Waves 1 ft.
.SUN NIGHT...NW winds around 5 kt. Waves 1 ft or less.
.MON...NW winds 5 kt...becoming SW in the afternoon and evening,
then becoming NW after midnight. Waves 1 ft or less. A chance of
showers and tstms through the night.
.TUE...N winds 5 to 10 kt. Waves 1 to 2 ft. A chance of showers and
tstms.

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

$$




USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.