Coastal Waters Forecast
Issued by NWS Sterling, VA

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000
FZUS51 KLWX 191907
CWFLWX

Coastal Waters Forecast
National Weather Service Baltimore MD/Washington DC
306 PM EDT Thu Apr 19 2018

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.

ANZ500-200800-
306 PM EDT Thu Apr 19 2018

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

A cold front will move offshore this evening. High pressure will
build from the Ohio Valley Friday and remain in control through the
weekend.

$$

ANZ535-200800-
Tidal Potomac from Key Bridge to Indian Head-
306 PM EDT Thu Apr 19 2018

...GALE WARNING IN EFFECT UNTIL 8 PM EDT THIS EVENING...
...SMALL CRAFT ADVISORY IN EFFECT FROM 8 PM EDT THIS EVENING THROUGH
FRIDAY AFTERNOON...

.REST OF THIS AFTERNOON...NW winds 20 kt with gusts to 35 kt. Waves
2 ft.
.TONIGHT...NW winds 15 to 20 kt. Gusts up to 35 kt... diminishing to
25 kt after midnight. Waves 1 to 2 ft.
.FRI...NW winds 15 kt with gusts to 25 kt. Waves 1 ft.
.FRI NIGHT...NW winds 5 to 10 kt. Waves 1 ft.
.SAT...NW winds 5 kt. Waves less than 1 ft.
.SAT NIGHT...N winds around 5 kt. Waves 1 ft.
.SUN...SE winds around 5 kt. Waves 1 ft or less.
.MON...SE winds around 5 kt. Waves 1 ft. A chance of showers through
the night.

$$

ANZ536-200800-
Tidal Potomac from Indian Head to Cobb Island-
306 PM EDT Thu Apr 19 2018

...GALE WARNING IN EFFECT UNTIL 8 PM EDT THIS EVENING...
...SMALL CRAFT ADVISORY IN EFFECT FROM 8 PM EDT THIS EVENING THROUGH
FRIDAY AFTERNOON...

.REST OF THIS AFTERNOON...NW winds 20 kt with gusts to 35 kt. Waves
3 ft.
.TONIGHT...NW winds 15 to 20 kt. Gusts up to 35 kt... diminishing to
25 kt after midnight. Waves 2 to 3 ft.
.FRI...NW winds 15 kt with gusts to 25 kt. Waves 2 ft.
.FRI NIGHT...NW winds 5 to 10 kt. Waves 1 to 2 ft.
.SAT...NW winds 5 kt. Waves less than 1 ft.
.SAT NIGHT...NW winds around 5 kt. Waves 1 ft.
.SUN...SE winds around 5 kt. Waves 1 ft.
.MON...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers through
the night.

$$

ANZ537-200800-
Tidal Potomac from Cobb Island to Smith Point-
306 PM EDT Thu Apr 19 2018

...GALE WARNING IN EFFECT UNTIL 11 PM EDT THIS EVENING...
...SMALL CRAFT ADVISORY IN EFFECT FROM 11 PM EDT THIS EVENING
THROUGH FRIDAY AFTERNOON...

.REST OF THIS AFTERNOON...NW winds 20 kt with gusts to 35 kt. Waves
4 ft.
.TONIGHT...NW winds 20 to 25 kt with gusts to 35 kt. Waves 4 ft.
.FRI...NW winds 15 to 20 kt. Gusts up to 30 kt... diminishing to
20 kt late. Waves 3 ft.
.FRI NIGHT...N winds 5 to 10 kt. Waves 2 ft.
.SAT...N winds 5 to 10 kt. Waves 1 to 2 ft.
.SAT NIGHT...W winds around 5 kt. Waves 1 ft or less.
.SUN...E winds 5 kt. Waves less than 1 ft.
.MON...E winds 5 to 10 kt. Waves 1 ft or less. A chance of showers
through the night.

$$

ANZ530-200800-
Chesapeake Bay north of Pooles Island-
306 PM EDT Thu Apr 19 2018

...GALE WARNING IN EFFECT UNTIL 11 PM EDT THIS EVENING...
...SMALL CRAFT ADVISORY IN EFFECT FROM 11 PM EDT THIS EVENING
THROUGH FRIDAY AFTERNOON...

.REST OF THIS AFTERNOON...NW winds 20 kt with gusts to 35 kt. Waves
2 ft.
.TONIGHT...NW winds 20 to 25 kt with gusts to 35 kt. Waves 2 ft.
.FRI...NW winds 15 to 20 kt with gusts to 25 kt. Waves 2 ft.
.FRI NIGHT...NW winds 10 to 15 kt. Waves 1 ft.
.SAT...NW winds 5 to 10 kt. Waves 1 ft.
.SAT NIGHT...N winds 5 to 10 kt. Waves 1 ft.
.SUN...E winds around 5 kt. Waves 1 ft or less.
.MON...SE winds around 5 kt. Waves 1 ft or less.

$$

ANZ531-200800-
Chesapeake Bay from Pooles Island to Sandy Point-
306 PM EDT Thu Apr 19 2018

...GALE WARNING IN EFFECT UNTIL 11 PM EDT THIS EVENING...
...SMALL CRAFT ADVISORY IN EFFECT FROM 11 PM EDT THIS EVENING
THROUGH FRIDAY AFTERNOON...

.REST OF THIS AFTERNOON...NW winds 20 kt with gusts to 35 kt. Waves
3 ft.
.TONIGHT...NW winds 20 to 25 kt with gusts to 35 kt. Waves 4 ft.
.FRI...NW winds 15 to 20 kt with gusts to 25 kt. Waves 3 ft.
.FRI NIGHT...NW winds 10 to 15 kt. Waves 2 ft.
.SAT...NW winds 5 to 10 kt. Waves 1 ft.
.SAT NIGHT...N winds 5 to 10 kt. Waves 1 ft.
.SUN...N winds 5 to 10 kt...becoming SE. Waves 1 ft or less.
.MON...SE winds 5 to 10 kt. Waves 1 ft or less.

$$

ANZ538-200800-
Patapsco River including Baltimore Harbor-
306 PM EDT Thu Apr 19 2018

...GALE WARNING IN EFFECT UNTIL 8 PM EDT THIS EVENING...
...SMALL CRAFT ADVISORY IN EFFECT FROM 8 PM EDT THIS EVENING THROUGH
FRIDAY AFTERNOON...

.REST OF THIS AFTERNOON...NW winds 20 kt with gusts to 35 kt. Waves
2 ft.
.TONIGHT...NW winds 20 kt with gusts to 35 kt. Waves 2 ft.
.FRI...NW winds 15 to 20 kt with gusts to 25 kt. Waves 2 ft.
.FRI NIGHT...NW winds 10 to 15 kt. Waves 1 ft.
.SAT...NW winds 5 to 10 kt. Waves 1 ft.
.SAT NIGHT...N winds 5 kt. Waves less than 1 ft.
.SUN...SE winds around 5 kt. Waves flat.
.MON...SE winds around 5 kt. Waves 1 ft or less.

$$

ANZ539-200800-
Chester River to Queenstown MD-
306 PM EDT Thu Apr 19 2018

...GALE WARNING IN EFFECT UNTIL 11 PM EDT THIS EVENING...
...SMALL CRAFT ADVISORY IN EFFECT FROM 11 PM EDT THIS EVENING
THROUGH FRIDAY AFTERNOON...

.REST OF THIS AFTERNOON...NW winds 20 kt with gusts to 35 kt. Waves
3 ft.
.TONIGHT...NW winds 20 to 25 kt with gusts to 35 kt. Waves 4 ft.
.FRI...NW winds 15 to 20 kt with gusts to 25 kt. Waves 3 ft.
.FRI NIGHT...N winds 10 to 15 kt. Waves 2 ft.
.SAT...NW winds 5 to 10 kt. Waves 1 ft.
.SAT NIGHT...NW winds 5 kt. Waves less than 1 ft.
.SUN...SE winds around 5 kt. Waves 1 ft or less.
.MON...SE winds 5 to 10 kt. Waves 1 ft or less.

$$

ANZ532-200800-
Chesapeake Bay from Sandy Point to North Beach-
306 PM EDT Thu Apr 19 2018

...GALE WARNING IN EFFECT UNTIL 11 PM EDT THIS EVENING...
...SMALL CRAFT ADVISORY IN EFFECT FROM 11 PM EDT THIS EVENING
THROUGH FRIDAY AFTERNOON...

.REST OF THIS AFTERNOON...NW winds 20 kt with gusts to 35 kt. Waves
3 ft.
.TONIGHT...NW winds 20 to 25 kt with gusts to 35 kt. Waves 4 ft.
.FRI...NW winds 15 to 20 kt. Gusts up to 30 kt... diminishing to
20 kt late. Waves 3 ft.
.FRI NIGHT...N winds 10 to 15 kt. Waves 2 ft.
.SAT...NW winds 5 to 10 kt. Waves 1 ft.
.SAT NIGHT...NW winds 5 to 10 kt. Waves 1 ft.
.SUN...N winds 5 to 10 kt...becoming SE. Waves 1 ft or less.
.MON...SE winds 5 to 10 kt. Waves 1 ft or less.

$$

ANZ540-200800-
Eastern Bay-
306 PM EDT Thu Apr 19 2018

...GALE WARNING IN EFFECT UNTIL 11 PM EDT THIS EVENING...
...SMALL CRAFT ADVISORY IN EFFECT FROM 11 PM EDT THIS EVENING
THROUGH FRIDAY AFTERNOON...

.REST OF THIS AFTERNOON...NW winds 20 kt with gusts to 35 kt. Waves
3 ft.
.TONIGHT...NW winds 20 to 25 kt with gusts to 35 kt. Waves 3 ft.
.FRI...NW winds 15 to 20 kt with gusts to 25 kt. Waves 2 to 3 ft.
.FRI NIGHT...N winds 10 to 15 kt. Waves 1 to 2 ft.
.SAT...NW winds 5 to 10 kt. Waves 1 ft.
.SAT NIGHT...NW winds 5 to 10 kt. Waves 1 ft.
.SUN...N winds 5 to 10 kt...becoming S. Waves 1 ft or less.
.MON...SE winds 5 to 10 kt. Waves 1 ft or less.

$$

ANZ533-200800-
Chesapeake Bay from North Beach to Drum Point-
306 PM EDT Thu Apr 19 2018

...GALE WARNING IN EFFECT UNTIL 11 PM EDT THIS EVENING...
...SMALL CRAFT ADVISORY IN EFFECT FROM 11 PM EDT THIS EVENING
THROUGH FRIDAY AFTERNOON...

.REST OF THIS AFTERNOON...NW winds 20 kt with gusts to 35 kt. Waves
3 ft.
.TONIGHT...NW winds 20 to 25 kt with gusts to 35 kt. Waves 4 ft.
.FRI...NW winds 15 to 20 kt. Gusts up to 30 kt... diminishing to
20 kt late. Waves 3 ft.
.FRI NIGHT...N winds 10 to 15 kt. Waves 2 ft.
.SAT...N winds 5 to 10 kt. Waves 1 to 2 ft.
.SAT NIGHT...NW winds 5 to 10 kt. Waves 1 ft.
.SUN...N winds 5 to 10 kt...becoming SE. Waves 1 ft or less.
.MON...E winds 5 to 10 kt. Waves 1 ft or less.

$$

ANZ541-200800-
Choptank River to Cambridge MD and the Little Choptank River-
306 PM EDT Thu Apr 19 2018

...GALE WARNING IN EFFECT UNTIL 11 PM EDT THIS EVENING...
...SMALL CRAFT ADVISORY IN EFFECT FROM 11 PM EDT THIS EVENING
THROUGH FRIDAY AFTERNOON...

.REST OF THIS AFTERNOON...NW winds 20 kt with gusts to 35 kt. Waves
3 ft.
.TONIGHT...NW winds 20 to 25 kt with gusts to 35 kt. Waves 4 ft.
.FRI...NW winds 15 to 20 kt. Gusts up to 30 kt... diminishing to
20 kt late. Waves 3 ft.
.FRI NIGHT...N winds 10 to 15 kt. Waves 2 ft.
.SAT...NW winds 5 to 10 kt. Waves 1 to 2 ft.
.SAT NIGHT...NW winds 5 to 10 kt. Waves 1 ft.
.SUN...N winds 5 to 10 kt...becoming SE. Waves 1 ft or less.
.MON...SE winds 5 to 10 kt. Waves 1 ft or less.

$$

ANZ542-200800-
Patuxent River to Broomes Island MD-
306 PM EDT Thu Apr 19 2018

...GALE WARNING IN EFFECT UNTIL 8 PM EDT THIS EVENING...
...SMALL CRAFT ADVISORY IN EFFECT FROM 8 PM EDT THIS EVENING THROUGH
FRIDAY AFTERNOON...

.REST OF THIS AFTERNOON...NW winds 20 kt with gusts to 35 kt. Waves
2 ft.
.TONIGHT...NW winds 20 to 25 kt with gusts to 35 kt. Waves 2 ft.
.FRI...NW winds 15 to 20 kt with gusts to 25 kt. Waves 1 ft.
.FRI NIGHT...N winds 5 to 10 kt. Waves 1 ft.
.SAT...N winds 5 to 10 kt. Waves 1 ft.
.SAT NIGHT...NW winds around 5 kt. Waves 1 ft.
.SUN...SE winds around 5 kt. Waves 1 ft.
.MON...E winds around 5 kt. Waves 1 ft. A chance of showers through
the night.

$$

ANZ534-200800-
Chesapeake Bay from Drum Point to Smith Point-
306 PM EDT Thu Apr 19 2018

...GALE WARNING IN EFFECT THROUGH LATE TONIGHT...
...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY MORNING THROUGH FRIDAY
AFTERNOON...

.REST OF THIS AFTERNOON...NW winds 20 kt with gusts to 35 kt. Waves
4 ft.
.TONIGHT...NW winds 20 to 25 kt with gusts to 40 kt. Waves 5 ft.
.FRI...NW winds 15 to 20 kt. Gusts up to 30 kt... diminishing to
20 kt late. Waves 4 ft.
.FRI NIGHT...N winds 10 to 15 kt. Waves 3 ft.
.SAT...N winds 10 to 15 kt. Waves 2 ft.
.SAT NIGHT...W winds around 5 kt. Waves 1 ft.
.SUN...SE winds around 5 kt. Waves 1 ft.
.MON...E winds 5 to 10 kt. Waves 1 to 2 ft. A chance of showers
through the night.

$$

ANZ543-200800-
Tangier Sound and the inland waters surrounding Bloodsworth Island-
306 PM EDT Thu Apr 19 2018

...GALE WARNING IN EFFECT THROUGH LATE TONIGHT...
...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY MORNING THROUGH FRIDAY
AFTERNOON...

.REST OF THIS AFTERNOON...NW winds 20 kt with gusts to 35 kt. Waves
3 ft.
.TONIGHT...NW winds 20 to 25 kt with gusts to 40 kt. Waves 3 ft.
.FRI...NW winds 15 to 20 kt. Gusts up to 30 kt... diminishing to
20 kt late. Waves 3 ft.
.FRI NIGHT...N winds 10 kt. Waves 2 ft.
.SAT...NW winds 5 to 10 kt. Waves 1 to 2 ft.
.SAT NIGHT...NW winds around 5 kt. Waves 1 ft or less.
.SUN...SE winds around 5 kt. Waves 1 ft or less.
.MON...E winds 5 to 10 kt. Waves 1 ft or less. A chance of showers
through the night.

$$



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