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NWS Forecast

FZUS51 KLWX 211458
CWFLWX

COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
958 AM EST SAT NOV 21 2009

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.

ANZ500-220215-
958 AM EST SAT NOV 21 2009

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

HIGH PRESSURE WILL REMAIN OVER THE WATERS THROUGH TONIGHT. HIGH
PRESSURE WILL MOVE OFF TO THE NORTH SUNDAY...THEN LOW PRESSURE
WILL MOVE UP THE MID-ATLANITC COAST SUNDAY NIGHT AND MONDAY. HIGH
PRESSURE WILL BUILD IN AHEAD OF THE NEXT FRONT TUESDAY AND
WEDNESDAY. A SMALL CRAFT ADVISORY MAY BE NEEDED FOR PORTIONS OF
THE WATERS SUNDAY NIGHT THROUGH MONDAY NIGHT.



ANZ535-220215-
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD-
958 AM EST SAT NOV 21 2009

THIS AFTERNOON
NW WINDS 5 KT. WAVES LESS THAN 1 FT.

TONIGHT
N WINDS AROUND 5 KT. WAVES 1 FT.

SUN
NE WINDS 5 TO 10 KT. WAVES 1 FT.

SUN NIGHT
NE WINDS 10 KT. WAVES 1 FT. RAIN LIKELY.

MON
NE WINDS 10 KT. WAVES 1 FT. RAIN LIKELY.

MON NIGHT
NE WINDS 10 KT. WAVES 1 FT. RAIN LIKELY.

TUE
SE WINDS 5 KT. WAVES LESS THAN 1 FT.

WED
S WINDS 5 KT. WAVES LESS THAN 1 FT. 



ANZ536-220215-
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND-
958 AM EST SAT NOV 21 2009

THIS AFTERNOON
NW WINDS 5 KT. WAVES LESS THAN 1 FT.

TONIGHT
N WINDS 5 KT. WAVES LESS THAN 1 FT.

SUN
NE WINDS 5 TO 10 KT. WAVES 1 FT.

SUN NIGHT
NE WINDS 10 TO 15 KT. WAVES 1 FT. RAIN LIKELY.

MON
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT. RAIN
LIKELY.

MON NIGHT
NE WINDS 10 TO 15 KT. WAVES 1 FT. RAIN LIKELY.

TUE
SE WINDS 5 TO 10 KT. WAVES 1 FT.

WED
S WINDS 5 TO 10 KT. WAVES 1 FT. 



ANZ537-220215-
TIDAL POTOMAC FROM COBB ISLAND TO SMITH POINT-
958 AM EST SAT NOV 21 2009

THIS AFTERNOON
NW WINDS 5 TO 10 KT. WAVES 1 FT.

TONIGHT
N WINDS 5 TO 10 KT. WAVES 1 FT.

SUN
NE WINDS 5 TO 10 KT. WAVES 1 FT.

SUN NIGHT
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
RAIN LIKELY.

MON
NE WINDS 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT. RAIN LIKELY.

MON NIGHT
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
RAIN LIKELY.

TUE
NE WINDS 5 TO 10 KT. WAVES 1 FT.

WED
W WINDS AROUND 5 KT...BECOMING S. WAVES 1 FT.



ANZ530-220215-
CHESAPEAKE BAY NORTH OF POOLES ISLAND-
958 AM EST SAT NOV 21 2009

THIS AFTERNOON
NW WINDS 5 KT. WAVES LESS THAN 1 FT.

TONIGHT
N WINDS 5 TO 10 KT. WAVES 1 FT.

SUN
NE WINDS 5 TO 10 KT. WAVES 1 FT.

SUN NIGHT
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT. A
CHANCE OF RAIN.

MON
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT. RAIN
LIKELY.

MON NIGHT
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
RAIN LIKELY.

TUE
NE WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF RAIN IN THE
MORNING.

WED
S WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF RAIN. 



ANZ531-220215-
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT-
958 AM EST SAT NOV 21 2009

THIS AFTERNOON
NW WINDS 5 TO 10 KT. WAVES 1 FT.

TONIGHT
N WINDS 5 TO 10 KT. WAVES 1 FT.

SUN
NE WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.

SUN NIGHT
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT. A
CHANCE OF RAIN.

MON
NE WINDS 15 KT WITH GUSTS TO 20 KT. WAVES 2 TO 3 FT. RAIN
LIKELY.

MON NIGHT
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
RAIN LIKELY.

TUE
E WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF RAIN IN THE
MORNING.

WED
S WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF RAIN. 



ANZ538-220215-
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-
958 AM EST SAT NOV 21 2009

THIS AFTERNOON
NW WINDS 5 KT. WAVES LESS THAN 1 FT.

TONIGHT
N WINDS 5 TO 10 KT. WAVES 1 FT.

SUN
NE WINDS 10 KT. WAVES 1 FT.

SUN NIGHT
NE WINDS 10 TO 15 KT. WAVES 1 FT. A CHANCE OF RAIN.

MON
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT. RAIN
LIKELY.

MON NIGHT
NE WINDS 10 TO 15 KT. WAVES 1 FT. RAIN LIKELY.

TUE
E WINDS 5 TO 10 KT...BECOMING LIGHT. WAVES 1 FT OR LESS. A
CHANCE OF RAIN IN THE MORNING.

WED
SW WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF RAIN. 



ANZ539-220215-
CHESTER RIVER TO QUEENSTOWN MD-
958 AM EST SAT NOV 21 2009

THIS AFTERNOON
NW WINDS 5 TO 10 KT. WAVES 1 FT.

TONIGHT
N WINDS 5 TO 10 KT. WAVES 1 FT.

SUN
NE WINDS 10 KT. WAVES 1 FT.

SUN NIGHT
NE WINDS 10 TO 15 KT. WAVES 1 FT. A CHANCE OF RAIN.

MON
NE WINDS 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT. RAIN LIKELY.

MON NIGHT
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
RAIN LIKELY.

TUE
NE WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF RAIN IN THE
MORNING.

WED
W WINDS 5 KT...BECOMING S. WAVES 1 FT. A CHANCE OF RAIN. 



ANZ532-220215-
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH-
958 AM EST SAT NOV 21 2009

THIS AFTERNOON
N WINDS 5 TO 10 KT. WAVES 1 FT.

TONIGHT
N WINDS 5 TO 10 KT. WAVES 1 FT.

SUN
NE WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.

SUN NIGHT
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
RAIN LIKELY.

MON
NE WINDS 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT. RAIN LIKELY.

MON NIGHT
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
RAIN LIKELY.

TUE
SE WINDS 5 TO 10 KT. WAVES 1 FT.

WED
S WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF RAIN. 



ANZ540-220215-
EASTERN BAY-
958 AM EST SAT NOV 21 2009

THIS AFTERNOON
NW WINDS 5 TO 10 KT. WAVES 1 FT.

TONIGHT
N WINDS 5 TO 10 KT. WAVES 1 FT.

SUN
NE WINDS 10 TO 15 KT. WAVES 1 FT.

SUN NIGHT
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT. A
CHANCE OF RAIN.

MON
NE WINDS 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT. RAIN LIKELY.

MON NIGHT
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
RAIN LIKELY.

TUE
NE WINDS 5 TO 10 KT. WAVES 1 FT.

WED
W WINDS 5 KT...BECOMING S. WAVES 1 FT. A CHANCE OF RAIN. 



ANZ533-220215-
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT-
958 AM EST SAT NOV 21 2009

THIS AFTERNOON
N WINDS 10 KT. WAVES 1 TO 2 FT.

TONIGHT
N WINDS 5 TO 10 KT. WAVES 2 FT.

SUN
NE WINDS 10 TO 15 KT. WAVES 3 FT.

SUN NIGHT
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 3 FT.
RAIN LIKELY.

MON
NE WINDS 15 KT WITH GUSTS TO 20 KT. WAVES 3 FT. RAIN LIKELY.

MON NIGHT
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 3 FT.
RAIN LIKELY.

TUE
E WINDS 10 TO 15 KT. WAVES 2 TO 3 FT.

WED
S WINDS 5 TO 10 KT. WAVES 2 TO 3 FT. 



ANZ541-220215-
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-
958 AM EST SAT NOV 21 2009

THIS AFTERNOON
N WINDS 10 KT. WAVES 1 FT.

TONIGHT
N WINDS 5 TO 10 KT. WAVES 1 FT.

SUN
NE WINDS 10 TO 15 KT. WAVES 1 FT.

SUN NIGHT
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
RAIN LIKELY.

MON
NE WINDS 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT. RAIN LIKELY.

MON NIGHT
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
RAIN LIKELY.

TUE
NE WINDS 10 TO 15 KT. WAVES 1 FT.

WED
W WINDS 5 TO 10 KT...BECOMING S. WAVES 1 TO 2 FT. 



ANZ542-220215-
PATUXENT RIVER TO BROOMES ISLAND MD-
958 AM EST SAT NOV 21 2009

THIS AFTERNOON
N WINDS 5 KT. WAVES LESS THAN 1 FT.

TONIGHT
N WINDS AROUND 5 KT. WAVES 1 FT.

SUN
NE WINDS 5 TO 10 KT. WAVES 1 FT.

SUN NIGHT
NE WINDS 10 KT. WAVES 1 FT. RAIN LIKELY.

MON
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT. RAIN
LIKELY.

MON NIGHT
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
RAIN LIKELY.

TUE
E WINDS 5 TO 10 KT. WAVES 1 FT.

WED
W WINDS 5 KT...BECOMING S. WAVES 1 FT. 



ANZ534-220215-
CHESAPEAKE BAY FROM DRUM POINT TO SMITH POINT-
958 AM EST SAT NOV 21 2009

THIS AFTERNOON
N WINDS 10 KT. WAVES 2 FT.

TONIGHT
N WINDS 5 TO 10 KT. WAVES 2 FT.

SUN
NE WINDS 10 TO 15 KT. WAVES 2 FT.

SUN NIGHT
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
RAIN LIKELY.

MON
NE WINDS 15 TO 20 KT. WAVES 3 FT. RAIN LIKELY.

MON NIGHT
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 3 FT.
RAIN LIKELY.

TUE
NE WINDS 10 TO 15 KT. WAVES 3 FT...SUBSIDING TO 1 TO 2 FT IN
THE AFTERNOON AND EVENING...THEN BUILDING TO 3 FT AFTER MIDNIGHT.

WED
N WINDS 5 TO 10 KT...BECOMING S. WAVES 2 TO 3 FT. 



ANZ543-220215-
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND-
958 AM EST SAT NOV 21 2009

THIS AFTERNOON
NW WINDS 10 KT. WAVES 1 FT.

TONIGHT
N WINDS 5 TO 10 KT. WAVES 1 FT.

SUN
NE WINDS 10 TO 15 KT. WAVES 2 FT.

SUN NIGHT
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
RAIN LIKELY.

MON
NE WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 3 FT. RAIN
LIKELY.

MON NIGHT
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 TO
3 FT. RAIN LIKELY.

TUE
NE WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.

WED
N WINDS 5 TO 10 KT...BECOMING S. WAVES 1 TO 2 FT...BUILDING
TO 3 FT. 



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Page last modified: November 21, 2009
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