Coastal Waters Forecast
Issued by NWS Sterling, VA

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604
FZUS51 KLWX 221731
CWFLWX

Coastal Waters Forecast
National Weather Service Baltimore MD/Washington DC
1231 PM EST Mon Jan 22 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.  Waves flat where waters are iced over.

ANZ500-230900-
1231 PM EST Mon Jan 22 2018

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

High pressure will remain off the southeast coast today. A cold
front will approach the area tonight and cross the area Tuesday.
This will be followed by another area of high pressure for the
second half of the week. Small Craft Advisories will likely be
needed Tuesday night through Thursday, with gales possible Tuesday
with the frontal passage.

$$

ANZ535-230900-
Tidal Potomac from Key Bridge to Indian Head-
1231 PM EST Mon Jan 22 2018

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

.THIS AFTERNOON...S winds 10 kt. Waves 1 ft.
.TONIGHT...S winds 5 to 10 kt. Gusts up to 20 kt after midnight.
Waves 1 ft. Widespread showers.
.TUE...S winds 15 kt...becoming W in the afternoon. Gusts up to
25 kt. Waves 1 to 2 ft. Widespread showers with a chance of tstms.
.TUE NIGHT...W winds 5 to 10 kt. Gusts up to 20 kt in the evening.
Waves 1 ft.
.WED...NW winds 5 to 10 kt with gusts to 20 kt. Waves 1 ft.
.WED NIGHT...NW winds 5 to 10 kt. Waves 1 ft.
.THU...NW winds 5 to 10 kt...becoming light. Waves 1 ft or less.
.FRI...S winds around 5 kt. Waves 1 ft.

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

$$

ANZ536-230900-
Tidal Potomac from Indian Head to Cobb Island-
1231 PM EST Mon Jan 22 2018

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

.THIS AFTERNOON...S winds 10 kt. Waves 1 ft.
.TONIGHT...S winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft.
Widespread showers.
.TUE...SW winds 15 kt...becoming W late. Gusts up to 25 kt. Waves
2 ft. Widespread showers with a chance of tstms.
.TUE NIGHT...W winds 5 to 10 kt. Gusts up to 20 kt in the evening.
Waves 1 ft.
.WED...NW winds 5 to 10 kt with gusts to 20 kt. Waves 1 ft.
.WED NIGHT...NW winds 5 to 10 kt. Waves 1 ft.
.THU...N winds 5 to 10 kt. Waves 1 ft or less.
.FRI...S winds around 5 kt. Waves 1 ft.

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

$$

ANZ537-230900-
Tidal Potomac from Cobb Island to Smith Point-
1231 PM EST Mon Jan 22 2018

...SMALL CRAFT ADVISORY IN EFFECT FROM 7 PM EST THIS EVENING THROUGH
TUESDAY AFTERNOON...

.THIS AFTERNOON...S winds 10 kt. Waves 1 ft.
.TONIGHT...S winds 10 to 15 kt with gusts to 20 kt. Waves 2 to 3 ft.
Widespread showers.
.TUE...SW winds 15 to 20 kt...becoming W 10 to 15 kt late. Gusts up
to 25 kt. Waves 3 ft. Widespread showers with a chance of tstms.
.TUE NIGHT...W winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft.
.WED...NW winds 5 to 10 kt with gusts to 20 kt. Waves 1 ft.
.WED NIGHT...NW winds 5 to 10 kt. Waves 1 ft.
.THU...N winds 5 to 10 kt. Waves 1 ft or less.
.FRI...S winds 5 to 10 kt. Waves 1 ft.

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

$$

ANZ530-230900-
Chesapeake Bay north of Pooles Island-
1231 PM EST Mon Jan 22 2018

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

.THIS AFTERNOON...S winds 5 kt. Waves less than 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. Widespread showers.
.TUE...SW winds 15 to 20 kt...becoming W 10 to 15 kt late. Gusts up
to 30 kt. Waves 2 ft. Widespread showers with a chance of tstms.
.TUE NIGHT...W winds 10 kt with gusts to 20 kt. Waves 1 ft.
.WED...NW winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.
.WED NIGHT...NW winds 5 to 10 kt. Waves 1 ft.
.THU...N winds 5 to 10 kt. Waves 1 ft or less.
.FRI...SE winds 5 kt. Waves less than 1 ft.

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

$$

ANZ531-230900-
Chesapeake Bay from Pooles Island to Sandy Point-
1231 PM EST Mon Jan 22 2018

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

.THIS AFTERNOON...S winds 10 kt. Waves 1 ft.
.TONIGHT...S winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft.
Widespread showers.
.TUE...S winds 15 to 20 kt...becoming W 10 to 15 kt in the
afternoon. Gusts up to 25 kt. Waves 2 to 3 ft. Widespread showers
with a chance of tstms.
.TUE NIGHT...W winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft.
.WED...NW winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.
.WED NIGHT...NW winds 5 to 10 kt. Waves 1 ft.
.THU...N winds 5 to 10 kt. Waves 1 to 2 ft...subsiding to flat after
midnight.
.FRI...S winds 5 to 10 kt. Waves 1 ft or less.

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

$$

ANZ538-230900-
Patapsco River including Baltimore Harbor-
1231 PM EST Mon Jan 22 2018

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

.THIS AFTERNOON...S winds 10 kt. Waves 1 ft.
.TONIGHT...S winds 5 to 10 kt. Gusts up to 20 kt in the late evening
and overnight. Waves 1 to 2 ft. Widespread showers.
.TUE...S winds 10 to 15 kt...becoming W in the afternoon. Gusts up
to 25 kt. Waves 1 to 2 ft. Widespread showers with a chance of
tstms.
.TUE NIGHT...W winds 10 kt with gusts to 20 kt. Waves 1 ft.
.WED...NW winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft.
.WED NIGHT...NW winds 5 to 10 kt. Waves 1 ft.
.THU...NW winds 5 to 10 kt...becoming light. Waves 1 ft or less.
.FRI...S winds around 5 kt. Waves 1 ft or less.

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

$$

ANZ539-230900-
Chester River to Queenstown MD-
1231 PM EST Mon Jan 22 2018

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

.THIS AFTERNOON...S winds 10 kt. Waves 1 ft.
.TONIGHT...S winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft.
Widespread showers.
.TUE...SW winds 15 to 20 kt...becoming W 10 to 15 kt late. Gusts up
to 25 kt. Waves 2 to 3 ft. Widespread showers with a chance of
tstms.
.TUE NIGHT...W winds 10 kt with gusts to 20 kt. Waves 1 ft.
.WED...NW winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.
.WED NIGHT...NW winds 10 kt. Waves 1 ft.
.THU...N winds 5 to 10 kt. Waves 1 to 2 ft...subsiding to flat after
midnight.
.FRI...S winds 5 to 10 kt. Waves 1 ft or less.

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

$$

ANZ532-230900-
Chesapeake Bay from Sandy Point to North Beach-
1231 PM EST Mon Jan 22 2018

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

.THIS AFTERNOON...S winds 10 kt. Waves 1 ft.
.TONIGHT...S winds 10 to 15 kt with gusts to 20 kt. Waves 2 to 3 ft.
Widespread showers.
.TUE...SW winds 15 to 20 kt...becoming W 10 to 15 kt late. Gusts up
to 25 kt. Waves 3 ft. Widespread showers with a chance of tstms.
.TUE NIGHT...W winds 10 kt. Waves 1 ft.
.WED...NW winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.
.WED NIGHT...NW winds 5 to 10 kt. Waves 1 ft.
.THU...N winds 5 to 10 kt. Waves 1 to 2 ft...subsiding to flat after
midnight.
.FRI...S winds 5 to 10 kt. Waves 1 ft or less.

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

$$

ANZ540-230900-
Eastern Bay-
1231 PM EST Mon Jan 22 2018

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

.THIS AFTERNOON...S winds 10 kt. Waves 1 ft.
.TONIGHT...S winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft.
Widespread showers.
.TUE...SW winds 15 to 20 kt...becoming W 10 to 15 kt late. Gusts up
to 30 kt. Waves 2 to 3 ft. Widespread showers with a chance of
tstms.
.TUE NIGHT...W winds 10 kt with gusts to 20 kt. Waves 1 ft.
.WED...W winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.
.WED NIGHT...NW winds 5 to 10 kt. Waves 1 ft.
.THU...N winds 5 to 10 kt. Waves 1 ft or less.
.FRI...S winds 5 to 10 kt. Waves 1 ft or less.

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

$$

ANZ533-230900-
Chesapeake Bay from North Beach to Drum Point-
1231 PM EST Mon Jan 22 2018

...SMALL CRAFT ADVISORY IN EFFECT FROM 7 PM EST THIS EVENING THROUGH
TUESDAY AFTERNOON...

.THIS AFTERNOON...S winds 10 kt. Waves 1 ft.
.TONIGHT...S winds 10 to 15 kt with gusts to 20 kt. Waves 2 to 3 ft.
Widespread showers.
.TUE...SW winds 15 to 20 kt...becoming W late. Gusts up to 25 kt.
Waves 3 ft. Widespread showers with a chance of tstms.
.TUE NIGHT...W winds 10 kt with gusts to 20 kt. Waves 1 ft.
.WED...NW winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.
.WED NIGHT...NW winds 5 to 10 kt. Waves 1 ft.
.THU...N winds 5 to 10 kt. Waves 1 to 2 ft...subsiding to flat after
midnight.
.FRI...S winds 5 to 10 kt. Waves 1 ft or less...building to 2 ft.

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

$$

ANZ541-230900-
Choptank River to Cambridge MD and the Little Choptank River-
1231 PM EST Mon Jan 22 2018

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

.THIS AFTERNOON...S winds 10 kt. Waves 1 ft.
.TONIGHT...S winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft.
Widespread showers.
.TUE...SW winds 15 to 20 kt...becoming W 10 to 15 kt late. Gusts up
to 30 kt. Waves 2 to 3 ft. Widespread showers with a chance of
tstms.
.TUE NIGHT...W winds 10 kt with gusts to 20 kt. Waves 1 ft.
.WED...NW winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.
.WED NIGHT...NW winds 5 to 10 kt. Waves 1 ft.
.THU...N winds 5 to 10 kt. Waves 1 to 2 ft...subsiding to flat after
midnight.
.FRI...S winds 5 to 10 kt. Waves 1 ft or less.

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

$$

ANZ542-230900-
Patuxent River to Broomes Island MD-
1231 PM EST Mon Jan 22 2018

...SMALL CRAFT ADVISORY IN EFFECT FROM 7 PM EST THIS EVENING THROUGH
TUESDAY AFTERNOON...

.THIS AFTERNOON...S winds 5 to 10 kt. Waves 1 ft.
.TONIGHT...S winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft.
Widespread showers.
.TUE...SW winds 15 kt...becoming W late. Gusts up to 25 kt. Waves
1 ft. Widespread showers with a chance of tstms.
.TUE NIGHT...W winds 10 kt. Gusts up to 20 kt in the evening. Waves
1 ft.
.WED...NW winds 10 kt. Waves 1 ft.
.WED NIGHT...NW winds 5 to 10 kt. Waves 1 ft.
.THU...N winds 5 to 10 kt. Waves 1 ft.
.FRI...S winds 5 to 10 kt. Waves 1 ft.

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

$$

ANZ534-230900-
Chesapeake Bay from Drum Point to Smith Point-
1231 PM EST Mon Jan 22 2018

...SMALL CRAFT ADVISORY IN EFFECT FROM 7 PM EST THIS EVENING THROUGH
TUESDAY AFTERNOON...

.THIS AFTERNOON...S winds 10 kt. Waves 2 ft.
.TONIGHT...S winds 10 to 15 kt. Gusts up to 20 kt... increasing to
25 kt late. Waves 2 to 3 ft. Widespread showers.
.TUE...S winds 15 to 20 kt...becoming W late. Gusts up to 30 kt.
Waves 3 ft. Widespread showers with a chance of tstms.
.TUE NIGHT...W winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.
.WED...NW winds 10 kt with gusts to 20 kt. Waves 1 to 2 ft.
.WED NIGHT...NW winds 5 to 10 kt with gusts to 20 kt. Waves 2 ft.
.THU...N winds 5 to 10 kt. Waves 1 to 2 ft.
.FRI...S winds 5 to 10 kt. Waves 1 to 2 ft.

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

$$

ANZ543-230900-
Tangier Sound and the inland waters surrounding Bloodsworth Island-
1231 PM EST Mon Jan 22 2018

...SMALL CRAFT ADVISORY IN EFFECT FROM 7 PM EST THIS EVENING THROUGH
TUESDAY AFTERNOON...

.THIS AFTERNOON...S winds 10 kt. Waves 1 ft.
.TONIGHT...S winds 10 to 15 kt. Gusts up to 20 kt... increasing to
25 kt late. Waves 1 ft...building to 3 ft after midnight. Widespread
showers.
.TUE...S winds 15 to 20 kt...becoming W late. Gusts up to 30 kt.
Waves 3 ft. Widespread showers with a chance of tstms.
.TUE NIGHT...W winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft.
.WED...W winds 10 kt. Waves 1 ft.
.WED NIGHT...NW winds 5 to 10 kt with gusts to 20 kt. Waves 1 ft.
.THU...N winds 5 to 10 kt. Waves 1 ft or less.
.FRI...SE winds 5 to 10 kt. Waves 1 ft or less... building to 2 ft
after midnight.

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

$$




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