Coastal Waters Forecast
Issued by NWS Sterling, VA

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000
FZUS51 KLWX 141731
CWFLWX

Coastal Waters Forecast
National Weather Service Baltimore MD/Washington DC
1231 PM EST Thu Dec 14 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.

ANZ500-150900-
1231 PM EST Thu Dec 14 2017

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

High pressure will build over the waters through tonight. A low
pressure system will develop as it moves up the coast Friday into
Friday night. High pressure will return for Saturday before weak low
 pressure possibly impacts the waters early next week. A Small Craft
 Advisory may be needed for portions of the waters Friday night
through Saturday.

$$

ANZ535-150900-
Tidal Potomac from Key Bridge to Indian Head-
1231 PM EST Thu Dec 14 2017

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM EST THIS EVENING...

.THIS AFTERNOON...NW winds 10 to 15 kt with gusts to 20 kt. Waves
1 ft.
.TONIGHT...NE winds around 5 kt. Waves 1 ft.
.FRI...SW winds around 5 kt. Waves 1 ft. A chance of snow. Vsby 1 to
3 NM.
.FRI NIGHT...W winds 5 kt. Waves less than 1 ft.
.SAT...W winds 5 to 10 kt. Waves 1 ft.
.SAT NIGHT...W winds around 5 kt. Waves 1 ft or less.
.SUN...SW winds around 5 kt. Waves 1 ft. A chance of showers through
the night.
.MON...W winds around 5 kt. Waves 1 ft.

$$

ANZ536-150900-
Tidal Potomac from Indian Head to Cobb Island-
1231 PM EST Thu Dec 14 2017

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM EST THIS EVENING...

.THIS AFTERNOON...NW winds 10 to 15 kt with gusts to 25 kt. Waves
2 ft.
.TONIGHT...NE winds 5 to 10 kt. Waves 1 ft.
.FRI...SW winds around 5 kt. Waves 1 ft or less. A chance of snow.
Vsby 1 to 3 NM.
.FRI NIGHT...W winds 5 kt. Waves less than 1 ft.
.SAT...W winds 5 to 10 kt. Waves 1 ft.
.SAT NIGHT...W winds around 5 kt. Waves 1 ft or less.
.SUN...SW winds around 5 kt. Waves 1 ft. A chance of showers through
the night.
.MON...SW winds 5 kt. Waves less than 1 ft. A chance of showers
through the day.

$$

ANZ537-150900-
Tidal Potomac from Cobb Island to Smith Point-
1231 PM EST Thu Dec 14 2017

...SMALL CRAFT ADVISORY IN EFFECT UNTIL MIDNIGHT EST TONIGHT...
...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY EVENING THROUGH LATE
FRIDAY NIGHT...

.THIS AFTERNOON...NW winds 15 to 20 kt with gusts to 30 kt. Waves
4 ft.
.TONIGHT...NE winds 5 to 10 kt with gusts to 20 kt. Waves 2 ft.
.FRI...E winds 5 to 10 kt...becoming W late. Waves 1 ft. Snow
likely. Vsby 1 to 3 NM.
.FRI NIGHT...W winds 5 to 10 kt with gusts to 25 kt. Waves 2 ft.
.SAT...W winds 5 to 10 kt with gusts to 20 kt. Waves 2 ft.
.SAT NIGHT...W winds 5 to 10 kt. Waves 1 ft.
.SUN...SW winds 5 to 10 kt. Waves 1 ft or less. A chance of showers
through the night.
.MON...SW winds 5 to 10 kt. Waves 1 ft. A chance of showers through
the day.

$$

ANZ530-150900-
Chesapeake Bay north of Pooles Island-
1231 PM EST Thu Dec 14 2017

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM EST THIS EVENING...
...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY EVENING THROUGH LATE
FRIDAY NIGHT...

.THIS AFTERNOON...NW winds 15 kt with gusts to 25 kt. Waves 2 ft...
except flat near the mouth of the Susquehanna.
.TONIGHT...N winds 5 to 10 kt. Waves 1 ft.
.FRI...S winds around 5 kt. Waves flat. A chance of snow. Vsby 1 to
3 NM.
.FRI NIGHT...W winds 5 to 10 kt with gusts to 20 kt. Waves 1 ft.
.SAT...W winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft.
.SAT NIGHT...NW winds 5 to 10 kt. Waves 1 ft or less.
.SUN...SW winds around 5 kt. Waves flat. A chance of showers through
the night.
.MON...W winds 5 kt. Waves less than 1 ft.

$$

ANZ531-150900-
Chesapeake Bay from Pooles Island to Sandy Point-
1231 PM EST Thu Dec 14 2017

...SMALL CRAFT ADVISORY IN EFFECT UNTIL MIDNIGHT EST TONIGHT...
...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY EVENING THROUGH LATE
FRIDAY NIGHT...

.THIS AFTERNOON...NW winds 15 kt with gusts to 25 kt. Waves 3 ft.
.TONIGHT...N winds 10 to 15 kt with gusts to 20 kt... diminishing to
5 kt late. Waves 1 to 2 ft.
.FRI...SW winds around 5 kt. Waves 1 ft or less. A chance of snow.
Vsby 1 to 3 NM.
.FRI NIGHT...W winds 10 to 15 kt with gusts to 20 kt. Waves 1 to
2 ft.
.SAT...W winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.
.SAT NIGHT...NW winds 5 to 10 kt. Waves 1 ft or less.
.SUN...S winds 5 kt. Waves less than 1 ft. A chance of showers
through the night.
.MON...W winds 5 kt. Waves less than 1 ft.

$$

ANZ538-150900-
Patapsco River including Baltimore Harbor-
1231 PM EST Thu Dec 14 2017

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM EST THIS EVENING...

.THIS AFTERNOON...NW winds 15 kt with gusts to 25 kt. Waves 1 ft.
.TONIGHT...N winds 5 to 10 kt. Waves 1 ft or less.
.FRI...SW winds around 5 kt. Waves flat. A chance of snow. Vsby 1 to
3 NM.
.FRI NIGHT...W winds 5 to 10 kt. Waves 1 ft.
.SAT...W winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft.
.SAT NIGHT...NW winds 5 to 10 kt. Waves 1 ft or less.
.SUN...SW winds around 5 kt. Waves flat. A chance of showers through
the night.
.MON...W winds 5 kt. Waves less than 1 ft.

$$

ANZ539-150900-
Chester River to Queenstown MD-
1231 PM EST Thu Dec 14 2017

...SMALL CRAFT ADVISORY IN EFFECT UNTIL MIDNIGHT EST TONIGHT...
...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY EVENING THROUGH LATE
FRIDAY NIGHT...

.THIS AFTERNOON...NW winds 15 kt with gusts to 25 kt. Waves 3 ft.
.TONIGHT...N winds 10 to 15 kt with gusts to 20 kt... becoming NE
5 kt late. Waves 1 to 2 ft.
.FRI...S winds 5 kt. Waves flat. A chance of snow. Vsby 1 to 3 NM.
.FRI NIGHT...W winds 5 to 10 kt with gusts to 20 kt. Waves 1 to
2 ft.
.SAT...W winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.
.SAT NIGHT...NW winds 5 to 10 kt. Waves 1 ft or less.
.SUN...S winds 5 kt. Waves less than 1 ft. A chance of showers
through the night.
.MON...W winds 5 kt. Waves less than 1 ft.

$$

ANZ532-150900-
Chesapeake Bay from Sandy Point to North Beach-
1231 PM EST Thu Dec 14 2017

...SMALL CRAFT ADVISORY IN EFFECT UNTIL MIDNIGHT EST TONIGHT...
...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY EVENING THROUGH LATE
FRIDAY NIGHT...

.THIS AFTERNOON...NW winds 15 to 20 kt with gusts to 25 kt. Waves
3 ft.
.TONIGHT...N winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft.
.FRI...S winds 5 kt. Waves less than 1 ft. A chance of snow. Vsby
1 to 3 NM.
.FRI NIGHT...W winds 5 to 10 kt with gusts to 20 kt. Waves 1 to
2 ft.
.SAT...W winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.
.SAT NIGHT...W winds 5 to 10 kt. Waves 1 ft or less.
.SUN...SW winds around 5 kt. Waves 1 ft or less. A chance of showers
through the night.
.MON...W winds 5 kt. Waves less than 1 ft.

$$

ANZ540-150900-
Eastern Bay-
1231 PM EST Thu Dec 14 2017

...SMALL CRAFT ADVISORY IN EFFECT UNTIL MIDNIGHT EST TONIGHT...
...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY EVENING THROUGH LATE
FRIDAY NIGHT...

.THIS AFTERNOON...NW winds 15 kt with gusts to 25 kt. Waves 2 to
3 ft.
.TONIGHT...NE winds 5 to 10 kt. Gusts up to 20 kt until early
morning. Waves 1 ft.
.FRI...S winds 5 kt. Waves flat. A chance of snow. Vsby 1 to 3 NM.
.FRI NIGHT...W winds 10 to 15 kt with gusts to 20 kt. Waves 1 to
2 ft.
.SAT...W winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.
.SAT NIGHT...NW winds 5 to 10 kt. Waves 1 ft or less.
.SUN...S winds 5 kt. Waves less than 1 ft. A chance of showers
through the night.
.MON...W winds 5 kt. Waves less than 1 ft.

$$

ANZ533-150900-
Chesapeake Bay from North Beach to Drum Point-
1231 PM EST Thu Dec 14 2017

...SMALL CRAFT ADVISORY IN EFFECT UNTIL MIDNIGHT EST TONIGHT...
...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY EVENING THROUGH LATE
FRIDAY NIGHT...

.THIS AFTERNOON...NW winds 15 to 20 kt with gusts to 30 kt. Waves
3 ft.
.TONIGHT...N winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.
.FRI...S winds 5 kt. Waves less than 1 ft. A chance of snow. Vsby
1 to 3 NM.
.FRI NIGHT...W winds 5 to 10 kt with gusts to 20 kt. Waves 1 to
2 ft.
.SAT...W winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.
.SAT NIGHT...W winds 5 to 10 kt. Waves 1 ft or less.
.SUN...SW winds 5 to 10 kt. Waves 1 ft or less. A chance of showers
through the night.
.MON...SW winds 5 kt. Waves less than 1 ft.

$$

ANZ541-150900-
Choptank River to Cambridge MD and the Little Choptank River-
1231 PM EST Thu Dec 14 2017

...SMALL CRAFT ADVISORY IN EFFECT UNTIL MIDNIGHT EST TONIGHT...
...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY EVENING THROUGH LATE
FRIDAY NIGHT...

.THIS AFTERNOON...NW winds 15 to 20 kt with gusts to 30 kt. Waves
3 ft.
.TONIGHT...NE winds 10 to 15 kt with gusts to 20 kt. Waves 1 to
2 ft.
.FRI...SW winds around 5 kt. Waves 1 ft or less. A chance of snow.
Vsby 1 to 3 NM.
.FRI NIGHT...W winds 5 to 10 kt with gusts to 20 kt. Waves 2 ft.
.SAT...W winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.
.SAT NIGHT...W winds 5 to 10 kt. Waves 1 ft or less.
.SUN...SW winds 5 to 10 kt. Waves 1 ft or less. A chance of showers
through the night.
.MON...W winds 5 kt. Waves less than 1 ft.

$$

ANZ542-150900-
Patuxent River to Broomes Island MD-
1231 PM EST Thu Dec 14 2017

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM EST THIS EVENING...

.THIS AFTERNOON...NW winds 10 to 15 kt with gusts to 25 kt. Waves
1 ft.
.TONIGHT...N winds 5 to 10 kt. Waves 1 ft.
.FRI...W winds around 5 kt. Waves 1 ft. Snow likely. Vsby 1 to 3 NM.
.FRI NIGHT...W winds 5 to 10 kt. Waves 1 ft.
.SAT...W winds 10 to 15 kt. Waves 1 ft.
.SAT NIGHT...W winds 5 to 10 kt. Waves 1 ft.
.SUN...SW winds around 5 kt. Waves 1 ft. A chance of showers through
the night.
.MON...SW winds 5 kt. Waves less than 1 ft. A chance of showers
through the day.

$$

ANZ534-150900-
Chesapeake Bay from Drum Point to Smith Point-
1231 PM EST Thu Dec 14 2017

...SMALL CRAFT ADVISORY IN EFFECT UNTIL MIDNIGHT EST TONIGHT...
...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY EVENING THROUGH LATE
FRIDAY NIGHT...

.THIS AFTERNOON...NW winds 15 to 20 kt with gusts to 30 kt. Waves
5 ft.
.TONIGHT...NE winds 10 to 15 kt. Gusts up to 20 kt. Waves 2 to 3 ft.
.FRI...NE winds 5 to 10 kt...becoming NW late. Waves 1 ft. Snow
likely. Vsby 1 to 3 NM.
.FRI NIGHT...W winds 10 to 15 kt with gusts to 25 kt. Waves 2 to
3 ft.
.SAT...W winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.
.SAT NIGHT...W winds 5 to 10 kt. Waves 1 to 2 ft.
.SUN...SW winds 5 to 10 kt. Waves 1 ft or less. A chance of showers
through the night.
.MON...SW winds 5 to 10 kt. Waves 1 to 2 ft. A chance of showers
through the day.

$$

ANZ543-150900-
Tangier Sound and the inland waters surrounding Bloodsworth Island-
1231 PM EST Thu Dec 14 2017

...SMALL CRAFT ADVISORY IN EFFECT UNTIL MIDNIGHT EST TONIGHT...
...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY EVENING THROUGH LATE
FRIDAY NIGHT...

.THIS AFTERNOON...NW winds 15 to 20 kt with gusts to 30 kt. Waves
3 ft.
.TONIGHT...NE winds 10 to 15 kt. Gusts up to 20 kt. Waves 1 to 2 ft.
.FRI...NE winds 5 kt. Waves less than 1 ft. Snow likely. Vsby 1 to
3 NM.
.FRI NIGHT...W winds 10 to 15 kt with gusts to 25 kt. Waves 2 ft.
.SAT...W winds 10 to 15 kt with gusts to 25 kt. Waves 2 ft.
.SAT NIGHT...W winds 5 to 10 kt. Waves 1 ft.
.SUN...SW winds 5 to 10 kt. Waves 1 ft or less. A chance of showers
through the night.
.MON...W winds 5 to 10 kt. Waves 1 to 2 ft. A chance of showers
through the day.

$$




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