Coastal Waters Forecast
Issued by NWS Sterling, VA

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000
FZUS51 KLWX 111518
CWFLWX

Coastal Waters Forecast
National Weather Service Baltimore MD/Washington DC
1018 AM EST Mon Dec 11 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.

ANZ500-112100-
1018 AM EST Mon Dec 11 2017

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

High pressure will build over the waters today and then offshore
tonight. An arctic cold front will pass through late Tuesday and
high pressure will return for Wednesday. Weak low pressure will pass
 through the waters Thursday and another weak low will pass by to
the  east Friday. A Gale Warning may be needed for portions of the
waters  Wednesday. A Small Craft Advisory may be needed for portions
of the  waters Wednesday night and Thursday.

$$

ANZ535-112100-
Tidal Potomac from Key Bridge to Indian Head-
1018 AM EST Mon Dec 11 2017

...SMALL CRAFT ADVISORY IN EFFECT TUESDAY AFTERNOON...
...GALE WARNING IN EFFECT FROM TUESDAY AFTERNOON THROUGH LATE
TUESDAY NIGHT...

.REST OF TODAY...SW winds 5 kt. Waves less than 1 ft.
.TONIGHT...S winds 5 to 10 kt. Waves 1 ft.
.TUE...SW winds 5 to 10 kt...becoming W 15 kt with gusts to 25 kt
early in the afternoon, then becoming NW 20 to 25 kt with gusts to
30 kt late. Waves 1 ft.
.TUE NIGHT...NW winds 20 to 25 kt with gusts to 30 kt...becoming W
10 to 15 kt with gusts to 20 kt after midnight. Waves 1 ft.
.WED...W winds 15 to 20 kt with gusts to 25 kt. Waves 1 ft.
.WED NIGHT...SW winds 5 to 10 kt. Waves 1 ft.
.THU...NW winds around 5 kt. Waves 1 ft.
.FRI...W winds around 5 kt. Waves 1 ft. A chance of rain or snow
through the day.

$$

ANZ536-112100-
Tidal Potomac from Indian Head to Cobb Island-
1018 AM EST Mon Dec 11 2017

...SMALL CRAFT ADVISORY IN EFFECT TUESDAY AFTERNOON...
...GALE WARNING IN EFFECT FROM TUESDAY AFTERNOON THROUGH LATE
TUESDAY NIGHT...

.REST OF TODAY...SW winds 5 kt. Waves less than 1 ft.
.TONIGHT...S winds 5 to 10 kt. Waves 1 ft.
.TUE...SW winds 10 to 15 kt with gusts to 20 kt... becoming W with
gusts to 25 kt early in the afternoon, then becoming NW 20 to 25 kt
with gusts to 30 kt late. Waves 1 to 2 ft.
.TUE NIGHT...NW winds 20 to 25 kt with gusts to 30 kt...becoming W
10 to 15 kt with gusts to 20 kt after midnight. Waves 2 ft.
.WED...W winds 10 to 15 kt with gusts to 25 kt. Waves 2 ft.
.WED NIGHT...SW winds 5 to 10 kt. Waves 1 ft.
.THU...NW winds around 5 kt. Waves 1 ft.
.FRI...W winds around 5 kt. Waves 1 ft. A chance of rain or snow
through the day.

$$

ANZ537-112100-
Tidal Potomac from Cobb Island to Smith Point-
1018 AM EST Mon Dec 11 2017

...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH TUESDAY
AFTERNOON...
...GALE WARNING IN EFFECT FROM TUESDAY AFTERNOON THROUGH LATE
TUESDAY NIGHT...

.REST OF TODAY...W winds 5 to 10 kt...becoming S late. Waves 1 ft.
.TONIGHT...S winds 10 to 15 kt. Gusts up to 25 kt. Waves 1 to 2 ft.
.TUE...W winds 20 to 25 kt. Gusts up to 30 kt. Waves 2 to 3 ft.
.TUE NIGHT...NW winds 20 to 25 kt with gusts to 35 kt. Waves 4 ft.
.WED...W winds 20 to 25 kt with gusts to 30 kt. Waves 3 ft.
.WED NIGHT...W winds 15 to 20 kt with gusts to 25 kt...diminishing
to 5 to 10 kt after midnight. Waves 1 to 2 ft.
.THU...W winds 5 to 10 kt. Waves 1 ft.
.FRI...NW winds 5 to 10 kt. Waves 1 to 2 ft. A chance of rain or
snow in the morning, then a chance of rain in the afternoon.

$$

ANZ530-112100-
Chesapeake Bay north of Pooles Island-
1018 AM EST Mon Dec 11 2017

...SMALL CRAFT ADVISORY IN EFFECT FROM TUESDAY MORNING THROUGH
TUESDAY AFTERNOON...
...GALE WARNING IN EFFECT FROM TUESDAY AFTERNOON THROUGH LATE
TUESDAY NIGHT...

.REST OF TODAY...W winds 10 kt...becoming SW late. Waves 1 ft.
.TONIGHT...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers,
snow showers and sleet.
.TUE...S winds 10 to 15 kt with gusts to 20 kt... becoming W 20 to
25 kt with gusts to 30 kt in the afternoon. Waves 2 ft. A chance of
showers, snow showers and sleet.
.TUE NIGHT...W winds 20 to 25 kt with gusts to 30 kt. Waves 2 to
3 ft.
.WED...W winds 20 to 25 kt with gusts to 30 kt. Waves 2 ft.
.WED NIGHT...W winds 10 to 15 kt with gusts to 20 kt. Waves 1 to
2 ft. A chance of snow.
.THU...NW winds 5 to 10 kt. Waves 1 ft or less. A chance of snow in
the morning.
.FRI...W winds 5 to 10 kt. Waves 1 ft. A chance of rain or snow
through the day.

$$

ANZ531-112100-
Chesapeake Bay from Pooles Island to Sandy Point-
1018 AM EST Mon Dec 11 2017

...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH TUESDAY
AFTERNOON...
...GALE WARNING IN EFFECT FROM TUESDAY AFTERNOON THROUGH LATE
TUESDAY NIGHT...

.REST OF TODAY...W winds 10 kt...becoming SW late. Waves 1 ft.
.TONIGHT...S winds 10 to 15 kt. Gusts up to 20 kt in the late
evening and overnight. Waves 1 to 2 ft. A chance of showers, snow
showers and sleet.
.TUE...SW winds 15 kt with gusts to 20 kt... becoming W 20 to 25 kt
with gusts to 30 kt in the afternoon. Waves 2 to 3 ft. A chance of
showers, snow showers and sleet.
.TUE NIGHT...W winds 20 to 25 kt with gusts to 35 kt. Waves 3 ft.
.WED...W winds 20 to 25 kt with gusts to 35 kt. Waves 3 ft.
.WED NIGHT...W winds 15 to 20 kt with gusts to 25 kt...diminishing
to 10 kt after midnight. Waves 1 to 2 ft. A chance of snow.
.THU...W winds 5 to 10 kt. Waves 1 ft. A chance of snow in the
morning.
.FRI...W winds 5 to 10 kt. Waves 1 to 2 ft. A chance of rain or snow
through the day.

$$

ANZ538-112100-
Patapsco River including Baltimore Harbor-
1018 AM EST Mon Dec 11 2017

...SMALL CRAFT ADVISORY IN EFFECT TUESDAY AFTERNOON...
...GALE WARNING IN EFFECT FROM TUESDAY AFTERNOON THROUGH LATE
TUESDAY NIGHT...

.REST OF TODAY...W winds 10 kt...becoming SW late. Waves 1 ft.
.TONIGHT...S winds 5 to 10 kt. Waves 1 ft. A chance of showers, snow
showers and sleet.
.TUE...SW winds 10 to 15 kt...becoming W 20 to 25 kt with gusts to
30 kt in the afternoon. Waves 1 to 2 ft. A chance of showers, snow
showers and sleet.
.TUE NIGHT...W winds 20 to 25 kt with gusts to 30 kt. Waves 2 ft.
.WED...W winds 20 to 25 kt with gusts to 30 kt. Waves 2 ft.
.WED NIGHT...W winds 10 to 15 kt. Gusts up to 20 kt in the evening.
Waves 1 ft. A chance of snow.
.THU...NW winds around 5 kt. Waves flat. A chance of snow in the
morning.
.FRI...W winds 5 to 10 kt. Waves 1 ft. A chance of rain or snow
through the day.

$$

ANZ539-112100-
Chester River to Queenstown MD-
1018 AM EST Mon Dec 11 2017

...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH TUESDAY
AFTERNOON...
...GALE WARNING IN EFFECT FROM TUESDAY AFTERNOON THROUGH LATE
TUESDAY NIGHT...

.REST OF TODAY...W winds 10 kt...becoming SW late. Waves 1 ft.
.TONIGHT...S winds 10 to 15 kt. Gusts up to 20 kt in the late
evening and overnight. Waves 1 ft. A chance of showers, snow showers
and sleet.
.TUE...SW winds 10 to 15 kt with gusts to 20 kt... becoming W 20 to
25 kt with gusts to 30 kt in the afternoon. Waves 2 to 3 ft. A
chance of showers, snow showers and sleet.
.TUE NIGHT...W winds 20 to 25 kt with gusts to 30 kt. Waves 3 ft.
.WED...W winds 20 to 25 kt with gusts to 35 kt. Waves 3 ft.
.WED NIGHT...W winds 15 to 20 kt. Gusts up to 25 kt in the evening.
Waves 1 to 2 ft. A chance of snow.
.THU...W winds 5 to 10 kt. Waves 1 ft. A chance of snow in the
morning.
.FRI...NW winds 5 to 10 kt. Waves 1 to 2 ft. A chance of rain or
snow through the day.

$$

ANZ532-112100-
Chesapeake Bay from Sandy Point to North Beach-
1018 AM EST Mon Dec 11 2017

...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH TUESDAY
AFTERNOON...
...GALE WARNING IN EFFECT FROM TUESDAY AFTERNOON THROUGH LATE
TUESDAY NIGHT...

.REST OF TODAY...W winds 10 kt...becoming S late. Waves 1 ft.
.TONIGHT...S winds 10 to 15 kt. Gusts up to 20 kt. Waves 1 ft...
building to 3 ft after midnight.
.TUE...SW winds 15 kt with gusts to 20 kt... becoming W 20 to 25 kt
with gusts to 30 kt in the afternoon. Waves 3 ft. A chance of
showers, snow showers and sleet.
.TUE NIGHT...NW winds 20 to 25 kt with gusts to 30 kt. Waves 3 ft.
.WED...W winds 20 to 25 kt with gusts to 30 kt. Waves 3 ft.
.WED NIGHT...W winds 15 to 20 kt with gusts to 25 kt...diminishing
to 5 to 10 kt after midnight. Waves 1 to 2 ft. A chance of snow.
.THU...W winds 5 to 10 kt. Waves 1 ft. A chance of snow in the
morning.
.FRI...NW winds 5 to 10 kt. Waves 1 ft. A chance of rain or snow
through the day.

$$

ANZ540-112100-
Eastern Bay-
1018 AM EST Mon Dec 11 2017

...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH TUESDAY
AFTERNOON...
...GALE WARNING IN EFFECT FROM TUESDAY AFTERNOON THROUGH LATE
TUESDAY NIGHT...

.REST OF TODAY...W winds 10 kt...becoming S late. Waves 1 ft.
.TONIGHT...S winds 10 to 15 kt. Gusts up to 20 kt in the late
evening and overnight. Waves 1 to 2 ft.
.TUE...SW winds 15 kt with gusts to 20 kt... becoming W 20 to 25 kt
with gusts to 30 kt in the afternoon. Waves 2 to 3 ft. A chance of
showers, snow showers and sleet.
.TUE NIGHT...NW winds 20 to 25 kt with gusts to 30 kt. Waves 3 ft.
.WED...W winds 20 to 25 kt with gusts to 35 kt. Waves 3 ft.
.WED NIGHT...W winds 15 to 20 kt with gusts to 25 kt...diminishing
to 10 kt after midnight. Waves 1 to 2 ft. A chance of snow.
.THU...W winds 5 to 10 kt. Waves 1 ft. A chance of snow in the
morning.
.FRI...NW winds 5 to 10 kt. Waves 1 ft. A chance of rain or snow
through the day.

$$

ANZ533-112100-
Chesapeake Bay from North Beach to Drum Point-
1018 AM EST Mon Dec 11 2017

...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH TUESDAY
AFTERNOON...
...GALE WARNING IN EFFECT FROM TUESDAY AFTERNOON THROUGH LATE
TUESDAY NIGHT...

.REST OF TODAY...W winds 10 kt...becoming S late. Waves 1 ft.
.TONIGHT...S winds 15 to 20 kt with gusts to 25 kt. Waves 1 to 2 ft.
.TUE...SW winds 15 to 20 kt...becoming W 20 to 25 kt in the
afternoon. Gusts up to 30 kt. Waves 3 ft. A chance of showers, snow
showers and sleet.
.TUE NIGHT...NW winds 20 to 25 kt with gusts to 35 kt. Waves 4 ft.
.WED...W winds 20 to 25 kt with gusts to 30 kt. Waves 3 ft.
.WED NIGHT...W winds 15 to 20 kt with gusts to 25 kt...diminishing
to 10 kt after midnight. Waves 1 to 2 ft.
.THU...W winds 5 to 10 kt. Waves 1 ft.
.FRI...NW winds 5 to 10 kt. Waves 1 to 2 ft. A chance of rain or
snow through the day.

$$

ANZ541-112100-
Choptank River to Cambridge MD and the Little Choptank River-
1018 AM EST Mon Dec 11 2017

...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH TUESDAY
AFTERNOON...
...GALE WARNING IN EFFECT FROM TUESDAY AFTERNOON THROUGH LATE
TUESDAY NIGHT...

.REST OF TODAY...W winds 10 kt...becoming S late. Waves 1 ft.
.TONIGHT...S winds 10 to 15 kt. Gusts up to 20 kt in the late
evening and overnight. Waves 1 to 2 ft.
.TUE...SW winds 15 to 20 kt with gusts to 25 kt... becoming W 20 to
25 kt with gusts to 30 kt in the afternoon. Waves 2 to 3 ft. A
chance of showers, snow showers and sleet.
.TUE NIGHT...NW winds 20 to 25 kt with gusts to 35 kt. Waves 4 ft.
.WED...W winds 20 to 25 kt with gusts to 35 kt. Waves 3 ft.
.WED NIGHT...W winds 15 to 20 kt with gusts to 25 kt...diminishing
to 10 kt after midnight. Waves 1 to 2 ft. A chance of snow.
.THU...W winds 5 to 10 kt. Waves 1 ft.
.FRI...NW winds 10 to 15 kt. Waves 1 to 2 ft. A chance of rain or
snow in the morning, then a chance of rain in the afternoon.

$$

ANZ542-112100-
Patuxent River to Broomes Island MD-
1018 AM EST Mon Dec 11 2017

...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH TUESDAY
AFTERNOON...
...GALE WARNING IN EFFECT FROM TUESDAY AFTERNOON THROUGH LATE
TUESDAY NIGHT...

.REST OF TODAY...SW winds 5 kt. Waves less than 1 ft.
.TONIGHT...S winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft.
.TUE...SW winds 10 to 15 kt with gusts to 20 kt... becoming W 20 to
25 kt with gusts to 30 kt in the afternoon. Waves 1 ft.
.TUE NIGHT...NW winds 20 to 25 kt with gusts to 30 kt. Waves 1 to
2 ft.
.WED...W winds 20 to 25 kt with gusts to 30 kt. Waves 1 ft.
.WED NIGHT...W winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft.
.THU...W winds 5 to 10 kt. Waves 1 ft.
.FRI...NW winds 5 to 10 kt. Waves 1 ft. A chance of rain or snow in
the morning, then a chance of rain in the afternoon.

$$

ANZ534-112100-
Chesapeake Bay from Drum Point to Smith Point-
1018 AM EST Mon Dec 11 2017

...SMALL CRAFT ADVISORY IN EFFECT FROM 9 PM EST THIS EVENING THROUGH
TUESDAY AFTERNOON...
...GALE WARNING IN EFFECT FROM TUESDAY AFTERNOON THROUGH LATE
TUESDAY NIGHT...

.REST OF TODAY...NW winds 10 kt...becoming S late. Waves 1 to 2 ft.
.TONIGHT...S winds 15 to 20 kt with gusts to 30 kt. Waves 2 to 3 ft.
.TUE...SW winds 20 kt...becoming W in the afternoon. Gusts up to
30 kt. Waves 4 ft.
.TUE NIGHT...NW winds 25 to 30 kt. Waves 5 ft.
.WED...W winds 25 to 30 kt. Waves 4 ft.
.WED NIGHT...W winds 20 to 25 kt with gusts to 30 kt...diminishing
to 10 to 15 kt with gusts to 20 kt after midnight. Waves 4 ft...
subsiding to 2 ft after midnight.
.THU...W winds 5 to 10 kt. Waves 1 to 2 ft.
.FRI...NW winds 10 to 15 kt. Waves 1 ft...building to 3 ft. A chance
of rain or snow in the morning, then a chance of rain in the
afternoon.

$$

ANZ543-112100-
Tangier Sound and the inland waters surrounding Bloodsworth Island-
1018 AM EST Mon Dec 11 2017

...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH TUESDAY
AFTERNOON...
...GALE WARNING IN EFFECT FROM TUESDAY AFTERNOON THROUGH LATE
TUESDAY NIGHT...

.REST OF TODAY...NW winds 10 kt...becoming S late. Waves 1 ft.
.TONIGHT...S winds 15 to 20 kt with gusts to 25 kt. Waves 1 to 2 ft.
.TUE...SW winds 15 to 20 kt...becoming W 20 to 25 kt late. Gusts up
to 30 kt. Waves 3 ft.
.TUE NIGHT...NW winds 25 to 30 kt. Waves 3 ft.
.WED...W winds 25 to 30 kt. Waves 3 ft.
.WED NIGHT...W winds 15 to 20 kt. Gusts up to 30 kt... diminishing
to 20 kt after midnight. Waves 1 to 2 ft.
.THU...W winds 10 to 15 kt...becoming NW 5 kt after midnight. Waves
1 ft.
.FRI...NW winds 10 to 15 kt. Waves 1 to 2 ft...building to 3 ft. A
chance of rain or snow in the morning, then a chance of rain in the
afternoon.

$$




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