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NWS Forecast

FZUS51 KLWX 300231
CWFLWX

COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
930 PM EST THU JAN 29 2015

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.

ANZ500-300900-
930 PM EST THU JAN 29 2015

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

A COLD FRONT WILL MOVING THROUGH THE WATERS TONIGHT. HIGH PRESSURE
RETURNS FRIDAY AND REMAINS INTO SUNDAY WITH THE NEXT LOW PRESSURE
IMPACTING THE WATERS SUNDAY NIGHT. THE GALE WARNING MAY NEED TO BE
EXTENDED THROUGH FRIDAY NIGHT...WITH SMALL CRAFT CONDITIONS LIKELY
ON SATURDAY AND POSSIBLE AGAIN MONDAY INTO MONDAY NIGHT.



ANZ535-300900-
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD-
930 PM EST THU JAN 29 2015

...GALE WARNING IN EFFECT FROM 6 AM EST FRIDAY THROUGH LATE FRIDAY
NIGHT...

REST OF TONIGHT
SW WINDS 10 KT...BECOMING W LATE. WAVES 1 FT.

FRI
NW WINDS 20 TO 25 KT WITH GUSTS TO 35 KT. WAVES 2 FT.

FRI NIGHT
NW WINDS 15 TO 20 KT WITH GUSTS TO 35 KT. WAVES 1 TO
2 FT.

SAT
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.

SAT NIGHT
SW WINDS AROUND 5 KT. WAVES 1 FT.

SUN
SE WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SNOW.

SUN NIGHT
NE WINDS AROUND 5 KT. WAVES 1 FT OR LESS. SNOW LIKELY.

MON
NW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SNOW THROUGH THE
DAY.

TUE
SW WINDS AROUND 5 KT. WAVES 1 FT OR LESS. 



ANZ536-300900-
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND-
930 PM EST THU JAN 29 2015

...GALE WARNING IN EFFECT FROM 6 AM EST FRIDAY THROUGH LATE FRIDAY
NIGHT...

REST OF TONIGHT
SW WINDS 10 KT...BECOMING W LATE. WAVES 1 FT.

FRI
NW WINDS 20 TO 25 KT WITH GUSTS TO 35 KT. WAVES 3 FT.

FRI NIGHT
NW WINDS 15 TO 20 KT. GUSTS UP TO 35 KT...DIMINISHING
TO 25 KT LATE. WAVES 2 TO 3 FT.

SAT
NW WINDS 5 TO 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT.

SAT NIGHT
E WINDS AROUND 5 KT. WAVES 1 FT.

SUN
E WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SNOW.

SUN NIGHT
NE WINDS AROUND 5 KT. WAVES 1 FT OR LESS. SNOW AND RAIN
LIKELY.

MON
N WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SNOW THROUGH THE
DAY.

TUE
SW WINDS AROUND 5 KT. WAVES 1 FT. 



ANZ537-300900-
TIDAL POTOMAC FROM COBB ISLAND TO SMITH POINT-
930 PM EST THU JAN 29 2015

SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 AM EST FRIDAY

...GALE WARNING IN EFFECT FROM 6 AM EST FRIDAY THROUGH LATE FRIDAY
NIGHT...

REST OF TONIGHT
SW WINDS 15 KT. GUSTS UP TO 25 KT. WAVES 2 FT.

FRI
NW WINDS 20 TO 25 KT WITH GUSTS TO 40 KT. WAVES 5 FT.

FRI NIGHT
NW WINDS 20 TO 25 KT. GUSTS UP TO 40 KT...DIMINISHING
TO 30 KT AFTER MIDNIGHT. WAVES 4 FT.

SAT
NW WINDS 15 TO 20 KT. GUSTS UP TO 30 KT... DIMINISHING TO
20 KT IN THE AFTERNOON. WAVES 3 FT.

SAT NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT.

SUN
SE WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SNOW.

SUN NIGHT
E WINDS AROUND 5 KT. WAVES 1 FT. RAIN AND SNOW LIKELY.

MON
N WINDS 10 TO 15 KT. WAVES 1 TO 2 FT...BUILDING TO 3 FT IN
THE EVENING...THEN SUBSIDING TO 1 FT AFTER MIDNIGHT. A CHANCE OF
SNOW THROUGH THE DAY.

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



ANZ530-300900-
CHESAPEAKE BAY NORTH OF POOLES ISLAND-
930 PM EST THU JAN 29 2015

SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 AM EST FRIDAY

...GALE WARNING IN EFFECT FROM 6 AM EST FRIDAY THROUGH LATE FRIDAY
NIGHT...

REST OF TONIGHT
S WINDS 15 KT...BECOMING W LATE. GUSTS UP TO
20 KT. WAVES 1 TO 2 FT. A SLIGHT CHANCE OF SNOW LATE THIS EVENING...
THEN A SLIGHT CHANCE OF SNOW SHOWERS.

FRI
NW WINDS 20 TO 25 KT WITH GUSTS TO 40 KT. WAVES 2 TO 3 FT. A
CHANCE OF SNOW SHOWERS. VSBY 1 TO 3 NM.

FRI NIGHT
NW WINDS 20 TO 25 KT WITH GUSTS TO 35 KT. WAVES 2 TO
3 FT.

SAT
NW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT.

SAT NIGHT
W WINDS 5 TO 10 KT. WAVES 1 FT.

SUN
N WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SNOW.

SUN NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT. SNOW LIKELY.

MON
NW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SNOW THROUGH THE
DAY.

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



ANZ531-300900-
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT-
930 PM EST THU JAN 29 2015

SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 AM EST FRIDAY

...GALE WARNING IN EFFECT FROM 6 AM EST FRIDAY THROUGH LATE FRIDAY
NIGHT...

REST OF TONIGHT
S WINDS 15 KT...BECOMING W LATE. GUSTS UP TO
20 KT. WAVES 3 FT...EXCEPT 1 TO 2 FT NEAR THE MOUTH OF THE PATAPSCO.
A SLIGHT CHANCE OF SNOW SHOWERS.

FRI
NW WINDS 15 TO 20 KT WITH GUSTS TO 30 KT... INCREASING TO
25 KT WITH GUSTS TO 40 KT IN THE AFTERNOON. WAVES 5 FT. A CHANCE OF
SNOW SHOWERS. VSBY 1 TO 3 NM.

FRI NIGHT
NW WINDS 20 TO 25 KT. GUSTS UP TO 40 KT...DIMINISHING
TO 30 KT LATE. WAVES 4 FT.

SAT
NW WINDS 15 TO 20 KT. GUSTS UP TO 30 KT... DIMINISHING TO
20 KT IN THE AFTERNOON. WAVES 3 FT.

SAT NIGHT
W WINDS 5 TO 10 KT. WAVES 1 FT.

SUN
SE WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SNOW.

SUN NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT. SNOW LIKELY.

MON
NW WINDS 5 TO 10 KT. WAVES 1 TO 2 FT. A CHANCE OF SNOW
THROUGH THE DAY.

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



ANZ538-300900-
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-
930 PM EST THU JAN 29 2015

SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 AM EST FRIDAY

...GALE WARNING IN EFFECT FROM 6 AM EST FRIDAY THROUGH LATE FRIDAY
NIGHT...

REST OF TONIGHT
S WINDS 15 KT...BECOMING W LATE. GUSTS UP TO
20 KT. WAVES 1 FT.

FRI
NW WINDS 20 TO 25 KT WITH GUSTS TO 40 KT. WAVES 2 TO 3 FT. A
CHANCE OF SNOW SHOWERS. VSBY 1 TO 3 NM.

FRI NIGHT
NW WINDS 20 TO 25 KT WITH GUSTS TO 35 KT. WAVES 2 TO
3 FT.

SAT
NW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 1 TO 2 FT.

SAT NIGHT
W WINDS 5 TO 10 KT. WAVES 1 FT.

SUN
N WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SNOW.

SUN NIGHT
NE WINDS AROUND 5 KT. WAVES 1 FT. SNOW LIKELY.

MON
NW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SNOW THROUGH THE
DAY.

TUE
SW WINDS AROUND 5 KT. WAVES 1 FT. 



ANZ539-300900-
CHESTER RIVER TO QUEENSTOWN MD-
930 PM EST THU JAN 29 2015

SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 AM EST FRIDAY

...GALE WARNING IN EFFECT FROM 6 AM EST FRIDAY THROUGH LATE FRIDAY
NIGHT...

REST OF TONIGHT
S WINDS 15 KT...BECOMING W LATE. GUSTS UP TO
20 KT. WAVES 2 TO 3 FT.

FRI
NW WINDS 15 TO 20 KT WITH GUSTS TO 30 KT... INCREASING TO
25 KT WITH GUSTS TO 40 KT IN THE AFTERNOON. WAVES 5 FT. A CHANCE OF
SNOW SHOWERS. VSBY 1 TO 3 NM.

FRI NIGHT
NW WINDS 20 TO 25 KT. GUSTS UP TO 40 KT...DIMINISHING
TO 30 KT LATE. WAVES 4 FT.

SAT
NW WINDS 15 TO 20 KT. GUSTS UP TO 30 KT IN THE MORNING. WAVES
2 TO 3 FT.

SAT NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.

SUN
S WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SNOW.

SUN NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT. SNOW LIKELY.

MON
NW WINDS 5 TO 10 KT. WAVES 2 FT. A CHANCE OF SNOW THROUGH THE
DAY.

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



ANZ532-300900-
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH-
930 PM EST THU JAN 29 2015

SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 AM EST FRIDAY

...GALE WARNING IN EFFECT FROM 6 AM EST FRIDAY THROUGH LATE FRIDAY
NIGHT...

REST OF TONIGHT
S WINDS 15 KT...BECOMING W LATE. GUSTS UP TO
25 KT. WAVES 3 FT.

FRI
NW WINDS 15 TO 20 KT WITH GUSTS TO 30 KT... INCREASING TO
25 KT WITH GUSTS TO 40 KT IN THE AFTERNOON. WAVES 5 FT.

FRI NIGHT
NW WINDS 20 TO 25 KT. GUSTS UP TO 40 KT...DIMINISHING
TO 30 KT LATE. WAVES 4 FT.

SAT
NW WINDS 15 TO 20 KT. GUSTS UP TO 30 KT... DIMINISHING TO
20 KT IN THE AFTERNOON. WAVES 2 TO 3 FT.

SAT NIGHT
W WINDS 5 TO 10 KT. WAVES 1 FT.

SUN
S WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SNOW.

SUN NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT. SNOW LIKELY.

MON
NW WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. A CHANCE OF SNOW
THROUGH THE DAY.

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



ANZ540-300900-
EASTERN BAY-
930 PM EST THU JAN 29 2015

SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 AM EST FRIDAY

...GALE WARNING IN EFFECT FROM 6 AM EST FRIDAY THROUGH LATE FRIDAY
NIGHT...

REST OF TONIGHT
S WINDS 15 KT...BECOMING W LATE. GUSTS UP TO
25 KT. WAVES 3 FT.

FRI
NW WINDS 15 TO 20 KT WITH GUSTS TO 30 KT... INCREASING TO
25 KT WITH GUSTS TO 40 KT IN THE AFTERNOON. WAVES 5 FT.

FRI NIGHT
NW WINDS 20 TO 25 KT. GUSTS UP TO 40 KT...DIMINISHING
TO 30 KT LATE. WAVES 4 FT.

SAT
NW WINDS 20 KT WITH GUSTS TO 30 KT... DIMINISHING TO 10 TO
15 KT WITH GUSTS TO 20 KT IN THE AFTERNOON. WAVES 2 FT.

SAT NIGHT
W WINDS 5 TO 10 KT. WAVES 1 FT.

SUN
SE WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SNOW.

SUN NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT. SNOW LIKELY.

MON
NW WINDS 10 TO 15 KT. WAVES 1 FT. A CHANCE OF SNOW THROUGH
THE DAY.

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



ANZ533-300900-
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT-
930 PM EST THU JAN 29 2015

SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 AM EST FRIDAY

...GALE WARNING IN EFFECT FROM 6 AM EST FRIDAY THROUGH LATE FRIDAY
NIGHT...

REST OF TONIGHT
S WINDS 15 KT...BECOMING W LATE. GUSTS UP TO
25 KT. WAVES 3 FT.

FRI
NW WINDS 15 TO 20 KT WITH GUSTS TO 30 KT... INCREASING TO
25 KT WITH GUSTS TO 40 KT IN THE AFTERNOON. WAVES 6 FT.

FRI NIGHT
NW WINDS 20 TO 25 KT. GUSTS UP TO 40 KT...DIMINISHING
TO 30 KT LATE. WAVES 5 FT.

SAT
NW WINDS 15 TO 20 KT. GUSTS UP TO 30 KT IN THE MORNING. WAVES
2 TO 3 FT.

SAT NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT.

SUN
SE WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SNOW.

SUN NIGHT
E WINDS 5 TO 10 KT. WAVES 1 TO 2 FT. SNOW LIKELY.

MON
N WINDS 10 TO 15 KT. WAVES 2 TO 3 FT. A CHANCE OF SNOW
THROUGH THE DAY.

TUE
SW WINDS 5 TO 10 KT. WAVES 1 TO 2 FT. 



ANZ541-300900-
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-
930 PM EST THU JAN 29 2015

SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 AM EST FRIDAY

...GALE WARNING IN EFFECT FROM 6 AM EST FRIDAY THROUGH LATE FRIDAY
NIGHT...

REST OF TONIGHT
SW WINDS 15 KT. GUSTS UP TO 25 KT. WAVES 3 FT.

FRI
NW WINDS 15 TO 20 KT WITH GUSTS TO 30 KT... INCREASING TO
25 KT WITH GUSTS TO 40 KT IN THE AFTERNOON. WAVES 5 FT.

FRI NIGHT
NW WINDS 20 TO 25 KT. GUSTS UP TO 40 KT...DIMINISHING
TO 30 KT LATE. WAVES 4 FT.

SAT
NW WINDS 15 TO 20 KT. GUSTS UP TO 30 KT IN THE MORNING. WAVES
3 FT.

SAT NIGHT
W WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.

SUN
SE WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SNOW.

SUN NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT. SNOW LIKELY.

MON
N WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. A CHANCE OF SNOW
THROUGH THE DAY.

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



ANZ542-300900-
PATUXENT RIVER TO BROOMES ISLAND MD-
930 PM EST THU JAN 29 2015

SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 AM EST FRIDAY

...GALE WARNING IN EFFECT FROM 6 AM EST FRIDAY THROUGH LATE FRIDAY
NIGHT...

REST OF TONIGHT
SW WINDS 15 KT. GUSTS UP TO 20 KT. WAVES 1 FT.

FRI
NW WINDS 15 TO 20 KT WITH GUSTS TO 30 KT... INCREASING TO
25 KT WITH GUSTS TO 40 KT IN THE AFTERNOON. WAVES 2 TO 3 FT.

FRI NIGHT
NW WINDS 20 TO 25 KT WITH GUSTS TO 35 KT. WAVES 2 FT.

SAT
NW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 1 FT.

SAT NIGHT
N WINDS 5 TO 10 KT. WAVES 1 FT.

SUN
E WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SNOW.

SUN NIGHT
NE WINDS AROUND 5 KT. WAVES 1 FT OR LESS. SNOW LIKELY.

MON
N WINDS 10 TO 15 KT. WAVES 1 FT. A CHANCE OF SNOW THROUGH THE
DAY.

TUE
SW WINDS AROUND 5 KT. WAVES 1 FT. 



ANZ534-300900-
CHESAPEAKE BAY FROM DRUM POINT TO SMITH POINT-
930 PM EST THU JAN 29 2015

SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 AM EST FRIDAY

...GALE WARNING IN EFFECT FROM 6 AM EST FRIDAY THROUGH LATE FRIDAY
NIGHT...

REST OF TONIGHT
SW WINDS 15 KT. GUSTS UP TO 25 KT. WAVES 3 FT.

FRI
NW WINDS 20 TO 25 KT WITH GUSTS TO 40 KT. WAVES 7 FT.

FRI NIGHT
NW WINDS 20 TO 25 KT. GUSTS UP TO 40 KT...DIMINISHING
TO 30 KT LATE. WAVES 7 FT...SUBSIDING TO 5 FT AFTER MIDNIGHT.

SAT
NW WINDS 20 TO 25 KT WITH GUSTS TO 30 KT. WAVES 3 FT.

SAT NIGHT
N WINDS 5 TO 10 KT. WAVES 1 FT.

SUN
SE WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SNOW.

SUN NIGHT
E WINDS 5 TO 10 KT. WAVES 1 TO 2 FT. RAIN AND SNOW
LIKELY.

MON
N WINDS 15 TO 20 KT. WAVES 4 FT. A CHANCE OF SNOW THROUGH THE
DAY.

TUE
SW WINDS 5 TO 10 KT. WAVES 1 TO 2 FT. 



ANZ543-300900-
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND-
930 PM EST THU JAN 29 2015

SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 AM EST FRIDAY

...GALE WARNING IN EFFECT FROM 6 AM EST FRIDAY THROUGH LATE FRIDAY
NIGHT...

REST OF TONIGHT
SW WINDS 15 KT WITH GUSTS TO 25 KT. WAVES 3 FT.

FRI
NW WINDS 20 TO 25 KT WITH GUSTS TO 40 KT. WAVES 4 FT.

FRI NIGHT
NW WINDS 20 TO 25 KT. GUSTS UP TO 40 KT...DIMINISHING
TO 30 KT AFTER MIDNIGHT. WAVES 4 FT.

SAT
NW WINDS 20 TO 25 KT WITH GUSTS TO 30 KT. WAVES 3 FT.

SAT NIGHT
N WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.

SUN
E WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SNOW.

SUN NIGHT
E WINDS AROUND 5 KT. WAVES 1 FT OR LESS. RAIN AND SNOW
LIKELY.

MON
N WINDS 15 TO 20 KT. WAVES 3 FT. A CHANCE OF SNOW THROUGH THE
DAY.

TUE
SW WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.