423
FZUS51 KLWX 071411
CWFLWX
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
910 AM EST SAT FEB 7 2026
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.
ANZ500-072100-
910 AM EST SAT FEB 7 2026
.SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...
IN THE WAKE OF A PAIR OF ARCTIC FRONTS, VERY STRONG WINDS OF GALE-
TO STORM-FORCE ARE EXPECTED OVER THE WATERS TODAY. THE STRONGEST
WINDS ARE EXPECTED TO PERSIST THROUGH THIS AFTERNOON. THE WIND AND
VERY COLD TEMPERATURES WILL ALSO RESULT IN FREEZING SPRAY OVER ICE-
FREE WATERS. WINDS WILL GRADUALLY DIMINISH AS HIGH PRESSURE RETURNS
SUNDAY INTO MONDAY.
ANZ535-072100-
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD-
910 AM EST SAT FEB 7 2026
..STORM WARNING IN EFFECT UNTIL 6 PM EST THIS EVENING
...LOW WATER ADVISORY IN EFFECT FROM 1 PM THIS AFTERNOON TO 11 AM
EST SUNDAY...
REST OF TODAY
NW WINDS 25 TO 30 KT WITH GUSTS TO 50 KT. WAVES
3 FT.
TONIGHT...NW WINDS 20 TO 25 KT WITH GUSTS TO 40 KT
DIMINISHING
TO 10 TO 15 KT WITH GUSTS TO 25 KT LATE. WAVES 2 FT.
SUN
NW WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 1 FT.
SUN NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT.
MON
NW WINDS AROUND 5 KT. WAVES 1 FT.
MON NIGHT
LIGHT WINDS. WAVES FLAT.
TUE
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
WED
NW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF RAIN IN THE
AFTERNOON.
ANZ536-072100-
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND-
910 AM EST SAT FEB 7 2026
..STORM WARNING IN EFFECT UNTIL 6 PM EST THIS EVENING
...LOW WATER ADVISORY IN EFFECT FROM 1 PM THIS AFTERNOON TO 11 AM
EST SUNDAY...
REST OF TODAY
NW WINDS 30 KT WITH GUSTS TO 50 KT. WAVES 4 FT.
LIGHT FREEZING SPRAY.
TONIGHT...NW WINDS 25 TO 30 KT WITH GUSTS TO 45 KT
DIMINISHING
TO 15 TO 20 KT WITH GUSTS TO 30 KT LATE. WAVES 3 FT. LIGHT FREEZING
SPRAY.
SUN...NW WINDS 15 TO 20 KT
DIMINISHING TO 5 TO 10 KT LATE. GUSTS
UP TO 25 KT. WAVES 1 TO 2 FT.
SUN NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT.
MON
NW WINDS AROUND 5 KT. WAVES 1 FT.
MON NIGHT
S WINDS AROUND 5 KT. WAVES FLAT.
TUE
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
WED
NW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF RAIN THROUGH THE
NIGHT.
ANZ537-072100-
TIDAL POTOMAC FROM COBB ISLAND TO SMITH POINT-
910 AM EST SAT FEB 7 2026
..STORM WARNING IN EFFECT UNTIL 6 PM EST THIS EVENING
..HEAVY FREEZING SPRAY WARNING IN EFFECT THROUGH LATE TONIGHT
...LOW WATER ADVISORY IN EFFECT FROM 7 PM THIS EVENING TO 7 AM EST
SUNDAY...
REST OF TODAY
NW WINDS 30 KT WITH GUSTS TO 50 KT. WAVES 6 FT.
HEAVY FREEZING SPRAY.
TONIGHT...NW WINDS 25 TO 30 KT. GUSTS UP TO 45 KT
DIMINISHING TO
35 KT LATE. WAVES 5 FT. HEAVY FREEZING SPRAY.
SUN...NW WINDS 20 TO 25 KT
DIMINISHING TO 10 TO 15 KT LATE. GUSTS
UP TO 30 KT. WAVES 3 FT. FREEZING SPRAY.
SUN NIGHT
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
MON
NW WINDS 5 TO 10 KT. WAVES 1 FT.
MON NIGHT
SW WINDS AROUND 5 KT. WAVES FLAT.
TUE
S WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
WED
NW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF RAIN THROUGH THE
NIGHT.
ANZ530-072100-
CHESAPEAKE BAY NORTH OF POOLES ISLAND-
910 AM EST SAT FEB 7 2026
..STORM WARNING IN EFFECT UNTIL 6 PM EST THIS EVENING
...LOW WATER ADVISORY IN EFFECT FROM 1 PM THIS AFTERNOON TO 11 AM
EST SUNDAY...
REST OF TODAY
NW WINDS 30 KT WITH GUSTS TO 50 KT. WAVES 3 FT.
TONIGHT...NW WINDS 25 TO 30 KT. GUSTS UP TO 45 KT
DIMINISHING TO
35 KT AFTER MIDNIGHT. WAVES 2 TO 3 FT.
SUN...NW WINDS 15 TO 20 KT. GUSTS UP TO 30 KT
DIMINISHING TO
20 KT LATE. WAVES 2 FT.
SUN NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT.
MON
NW WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
MON NIGHT
NW WINDS AROUND 5 KT. WAVES FLAT.
TUE
SW WINDS AROUND 5 KT. WAVES FLAT.
WED
NW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF RAIN IN THE
AFTERNOON.
ANZ531-072100-
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT-
910 AM EST SAT FEB 7 2026
..STORM WARNING IN EFFECT UNTIL 6 PM EST THIS EVENING
...LOW WATER ADVISORY IN EFFECT FROM 1 PM THIS AFTERNOON TO 11 AM
EST SUNDAY...
REST OF TODAY...NW WINDS 30 KT WITH GUSTS TO 50 KT. WAVES 6 FT
EXCEPT AROUND 4 FT NEAR THE MOUTH OF THE PATAPSCO.
TONIGHT...NW WINDS 25 TO 30 KT. GUSTS UP TO 45 KT
DIMINISHING TO
35 KT LATE. WAVES 4 FT.
SUN...NW WINDS 20 TO 25 KT
DIMINISHING TO 10 TO 15 KT IN THE
AFTERNOON. GUSTS UP TO 30 KT. WAVES 3 FT.
SUN NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.
MON
NW WINDS 5 TO 10 KT. WAVES 1 FT.
MON NIGHT
W WINDS AROUND 5 KT. WAVES FLAT.
TUE
SW WINDS AROUND 5 KT. WAVES FLAT.
WED
NW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF RAIN IN THE
AFTERNOON.
ANZ538-072100-
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-
910 AM EST SAT FEB 7 2026
..STORM WARNING IN EFFECT UNTIL 6 PM EST THIS EVENING
...LOW WATER ADVISORY IN EFFECT FROM 1 PM THIS AFTERNOON TO 11 AM
EST SUNDAY...
REST OF TODAY
NW WINDS 25 TO 30 KT WITH GUSTS TO 50 KT. WAVES
3 FT.
TONIGHT
NW WINDS 20 TO 25 KT WITH GUSTS TO 45 KT. WAVES 2 TO
3 FT.
SUN
NW WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 1 TO 2 FT.
SUN NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT.
MON
NW WINDS 5 KT. WAVES FLAT.
MON NIGHT
LIGHT WINDS. WAVES FLAT.
TUE
SW WINDS AROUND 5 KT. WAVES FLAT.
WED
NW WINDS 5 TO 10 KT. WAVES 1 FT OR LESS. A CHANCE OF RAIN IN
THE AFTERNOON.
ANZ539-072100-
CHESTER RIVER TO QUEENSTOWN MD-
910 AM EST SAT FEB 7 2026
..STORM WARNING IN EFFECT UNTIL 6 PM EST THIS EVENING
...LOW WATER ADVISORY IN EFFECT FROM 1 PM THIS AFTERNOON TO 11 AM
EST SUNDAY...
REST OF TODAY
NW WINDS 30 KT WITH GUSTS TO 50 KT. WAVES 5 FT.
TONIGHT...NW WINDS 25 TO 30 KT. GUSTS UP TO 45 KT
DIMINISHING TO
35 KT AFTER MIDNIGHT. WAVES 4 FT.
SUN...NW WINDS 20 TO 25 KT WITH GUSTS TO 30 KT
DIMINISHING TO
10 TO 15 KT WITH GUSTS TO 25 KT IN THE AFTERNOON. WAVES 3 FT.
SUN NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.
MON
NW WINDS 5 TO 10 KT. WAVES 1 FT.
MON NIGHT
LIGHT WINDS. WAVES FLAT.
TUE
SW WINDS AROUND 5 KT. WAVES FLAT.
WED
NW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF RAIN IN THE
AFTERNOON.
ANZ532-072100-
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH-
910 AM EST SAT FEB 7 2026
..STORM WARNING IN EFFECT UNTIL 6 PM EST THIS EVENING
..FREEZING SPRAY ADVISORY IN EFFECT THROUGH LATE TONIGHT
...LOW WATER ADVISORY IN EFFECT FROM 7 PM THIS EVENING TO 7 AM EST
SUNDAY...
REST OF TODAY
NW WINDS 30 KT WITH GUSTS TO 50 KT. WAVES 6 FT.
FREEZING SPRAY.
TONIGHT
NW WINDS 25 TO 30 KT WITH GUSTS TO 45 KT. WAVES 5 FT.
FREEZING SPRAY.
SUN...NW WINDS 20 TO 25 KT
DIMINISHING TO 10 TO 15 KT LATE. GUSTS
UP TO 30 KT. WAVES 3 FT.
SUN NIGHT
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO
2 FT.
MON
NW WINDS 5 TO 10 KT. WAVES 1 FT.
MON NIGHT
W WINDS AROUND 5 KT. WAVES FLAT.
TUE
SW WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
WED
NW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF RAIN IN THE
AFTERNOON.
ANZ540-072100-
EASTERN BAY-
910 AM EST SAT FEB 7 2026
..STORM WARNING IN EFFECT UNTIL 6 PM EST THIS EVENING
...LOW WATER ADVISORY IN EFFECT FROM 7 PM THIS EVENING TO 7 AM EST
SUNDAY...
REST OF TODAY
NW WINDS 30 KT WITH GUSTS TO 50 KT. WAVES 4 FT.
TONIGHT...NW WINDS 25 TO 30 KT. GUSTS UP TO 45 KT
DIMINISHING TO
35 KT AFTER MIDNIGHT. WAVES 3 FT.
SUN
NW WINDS 15 TO 20 KT WITH GUSTS TO 30 KT. WAVES 2 FT.
SUN NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT.
MON
NW WINDS 5 TO 10 KT. WAVES 1 FT.
MON NIGHT
LIGHT WINDS. WAVES FLAT.
TUE
SW WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
WED
NW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF RAIN IN THE
AFTERNOON.
ANZ533-072100-
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT-
910 AM EST SAT FEB 7 2026
..STORM WARNING IN EFFECT UNTIL 6 PM EST THIS EVENING
..FREEZING SPRAY ADVISORY IN EFFECT THROUGH LATE TONIGHT
...LOW WATER ADVISORY IN EFFECT FROM 7 PM THIS EVENING TO 7 AM EST
SUNDAY...
REST OF TODAY...NW WINDS 35 KT WITH GUSTS TO 50 KT. WAVES 7 FT
EXCEPT AROUND 4 FT NEAR THE MOUTH OF THE CHOPTANK. FREEZING SPRAY.
TONIGHT...NW WINDS 25 TO 35 KT. WAVES 7 FT
SUBSIDING TO 5 FT
AFTER MIDNIGHT. FREEZING SPRAY.
SUN
NW WINDS 20 TO 25 KT WITH GUSTS TO 30 KT. WAVES 3 FT.
SUN NIGHT
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
MON
NW WINDS 5 TO 10 KT. WAVES 1 FT.
MON NIGHT
SW WINDS AROUND 5 KT. WAVES FLAT.
TUE
S WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
WED
NW WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. A CHANCE OF RAIN
THROUGH THE NIGHT.
ANZ541-072100-
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-
910 AM EST SAT FEB 7 2026
..STORM WARNING IN EFFECT UNTIL 6 PM EST THIS EVENING
...LOW WATER ADVISORY IN EFFECT FROM 7 PM THIS EVENING TO 7 AM EST
SUNDAY...
REST OF TODAY
NW WINDS 30 TO 35 KT WITH GUSTS TO 50 KT. WAVES
2 TO 3 FT...EXCEPT AROUND 5 FT NEAR THE MOUTH OF THE CHOPTANK.
TONIGHT
NW WINDS 25 TO 35 KT. WAVES 4 FT.
SUN...NW WINDS 20 TO 25 KT
DIMINISHING TO 10 TO 15 KT LATE. GUSTS
UP TO 30 KT. WAVES 3 FT.
SUN NIGHT
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO
2 FT.
MON
NW WINDS 5 TO 10 KT. WAVES 1 FT.
MON NIGHT
SW WINDS AROUND 5 KT. WAVES FLAT.
TUE...S WINDS AROUND 5 KT
BECOMING W AFTER MIDNIGHT. WAVES 1 FT
OR LESS.
WED
NW WINDS 10 TO 15 KT. WAVES 1 FT. A CHANCE OF RAIN THROUGH
THE NIGHT.
ANZ542-072100-
PATUXENT RIVER TO BROOMES ISLAND MD-
910 AM EST SAT FEB 7 2026
..STORM WARNING IN EFFECT UNTIL 6 PM EST THIS EVENING
..FREEZING SPRAY ADVISORY IN EFFECT THROUGH LATE TONIGHT
...LOW WATER ADVISORY IN EFFECT FROM 7 PM THIS EVENING TO 7 AM EST
SUNDAY...
REST OF TODAY
NW WINDS 25 TO 30 KT WITH GUSTS TO 50 KT. WAVES
3 FT. FREEZING SPRAY.
TONIGHT
NW WINDS 20 TO 25 KT WITH GUSTS TO 45 KT. WAVES 2 TO
3 FT. FREEZING SPRAY.
SUN
NW WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 1 FT.
SUN NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT.
MON
NW WINDS 5 TO 10 KT. WAVES 1 FT.
MON NIGHT
LIGHT WINDS. WAVES FLAT.
TUE
S WINDS AROUND 5 KT. WAVES 1 FT.
WED
NW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF RAIN THROUGH THE
NIGHT.
ANZ534-072100-
CHESAPEAKE BAY FROM DRUM POINT TO SMITH POINT-
910 AM EST SAT FEB 7 2026
..STORM WARNING IN EFFECT UNTIL 6 PM EST THIS EVENING
..HEAVY FREEZING SPRAY WARNING IN EFFECT THROUGH LATE TONIGHT
...LOW WATER ADVISORY IN EFFECT FROM 7 PM THIS EVENING TO 7 AM EST
SUNDAY...
REST OF TODAY
NW WINDS 35 KT WITH GUSTS TO 50 KT. WAVES 8 FT.
HEAVY FREEZING SPRAY.
TONIGHT
NW WINDS 25 TO 35 KT. GUSTS UP TO 50 KT EARLY IN THE
EVENING. WAVES 8 FT...SUBSIDING TO 6 FT AFTER MIDNIGHT. HEAVY
FREEZING SPRAY.
SUN
NW WINDS 20 TO 25 KT WITH GUSTS TO 30 KT. WAVES 4 FT.
FREEZING SPRAY.
SUN NIGHT
NW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 TO
3 FT.
MON
NW WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
MON NIGHT
SW WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
TUE
S WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
WED
NW WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. A CHANCE OF RAIN
THROUGH THE NIGHT.
ANZ543-072100-
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND-
910 AM EST SAT FEB 7 2026
..STORM WARNING IN EFFECT UNTIL 6 PM EST THIS EVENING
..HEAVY FREEZING SPRAY WARNING IN EFFECT THROUGH LATE TONIGHT
...LOW WATER ADVISORY IN EFFECT FROM 7 PM THIS EVENING TO 7 AM EST
SUNDAY...
REST OF TODAY
NW WINDS 35 KT WITH GUSTS TO 50 KT. WAVES 4 FT.
HEAVY FREEZING SPRAY.
TONIGHT
NW WINDS 25 TO 35 KT. GUSTS UP TO 50 KT IN THE EVENING.
WAVES 4 FT. HEAVY FREEZING SPRAY.
SUN...NW WINDS 25 TO 30 KT
DIMINISHING TO 15 TO 20 KT LATE. WAVES
3 FT. FREEZING SPRAY.
SUN NIGHT
NW WINDS 15 TO 20 KT. GUSTS UP TO 25 KT IN THE EVENING.
WAVES 1 TO 2 FT.
MON
NW WINDS 10 TO 15 KT. WAVES 1 FT.
MON NIGHT
SW WINDS AROUND 5 KT. WAVES FLAT.
TUE
S WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
WED
NW WINDS 10 TO 15 KT. WAVES 1 FT. A CHANCE OF RAIN THROUGH
THE NIGHT.
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