730   
FZUS51 KLWX 281458  
CWFLWX  
  
COASTAL WATERS FORECAST  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
1057 AM EDT MON SEP 28 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.  
  
ANZ500-282000-  
1057 AM EDT MON SEP 28 2026  
  
.SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...  
  
A NOR'EASTER WILL DEPART NORTHEASTWARD FROM THE MID ATLANTIC COAST   
TODAY. HIGH PRESSURE WILL BUILD INTO THE AREA TUESDAY AND WEDNESDAY   
BEFORE MOVING EASTWARD THURSDAY.   
  
  
  
ANZ535-282000-  
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD-  
1057 AM EDT MON SEP 28 2026  
   
REST OF TODAY  
NW WINDS 10 KT. WAVES 1 FT.    
TONIGHT  
NW WINDS 5 KT. WAVES LESS THAN 1 FT.    
TUE  
NW WINDS 5 KT. WAVES LESS THAN 1 FT.    
TUE NIGHT  
W WINDS 5 KT. WAVES FLAT.    
WED  
SW WINDS 5 KT. WAVES LESS THAN 1 FT.    
WED NIGHT  
S WINDS 5 KT. WAVES LESS THAN 1 FT.    
THU  
SW WINDS 5 KT. WAVES LESS THAN 1 FT.    
FRI...SW WINDS 5 KT  
BECOMING N. WAVES 1 FT.    
  
  
  
ANZ536-282000-  
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND-  
1057 AM EDT MON SEP 28 2026  
   
REST OF TODAY  
NW WINDS 10 KT. WAVES 1 FT.    
TONIGHT  
NW WINDS 5 KT. WAVES LESS THAN 1 FT.    
TUE  
NW WINDS 5 KT. WAVES LESS THAN 1 FT.    
TUE NIGHT  
W WINDS 5 KT. WAVES FLAT.    
WED  
SW WINDS 5 KT. WAVES LESS THAN 1 FT.    
WED NIGHT  
S WINDS 5 KT. WAVES LESS THAN 1 FT.    
THU  
SW WINDS 5 TO 10 KT. WAVES 1 FT.    
FRI...W WINDS 5 KT  
BECOMING N AFTER MIDNIGHT. WAVES 1 FT.    
  
  
  
ANZ537-282000-  
TIDAL POTOMAC FROM COBB ISLAND TO SMITH POINT-  
1057 AM EDT MON SEP 28 2026  
   
REST OF TODAY  
NW WINDS 10 KT. WAVES 1 FT.    
TONIGHT  
NW WINDS 5 KT. WAVES LESS THAN 1 FT.    
TUE  
NW WINDS 5 KT. WAVES FLAT.    
TUE NIGHT  
SW WINDS 5 KT. WAVES FLAT.    
WED  
SW WINDS 5 KT. WAVES LESS THAN 1 FT.    
WED NIGHT  
S WINDS 5 TO 10 KT. WAVES 1 FT.    
THU  
SW WINDS 5 TO 10 KT. WAVES 1 FT.    
FRI...SW WINDS 5 TO 10 KT  
BECOMING N AFTER MIDNIGHT. WAVES 1 FT.  
A CHANCE OF SHOWERS THROUGH THE NIGHT.    
  
  
  
ANZ530-282000-  
CHESAPEAKE BAY NORTH OF POOLES ISLAND-  
1057 AM EDT MON SEP 28 2026  
   
REST OF TODAY  
NW WINDS 10 KT. WAVES 1 FT. ISOLATED SHOWERS LATE  
THIS MORNING.    
TONIGHT  
NW WINDS 5 KT. WAVES FLAT.    
TUE  
NW WINDS 5 KT. WAVES FLAT.    
TUE NIGHT  
NW WINDS AROUND 5 KT. WAVES FLAT.    
WED  
W WINDS AROUND 5 KT. WAVES FLAT.    
WED NIGHT  
S WINDS 5 KT. WAVES FLAT.    
THU  
SW WINDS 5 TO 10 KT. WAVES 1 FT.    
FRI...W WINDS 5 TO 10 KT  
BECOMING N AFTER MIDNIGHT. WAVES 1 FT.    
  
  
  
ANZ531-282000-  
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT-  
1057 AM EDT MON SEP 28 2026  
   
REST OF TODAY  
NW WINDS 10 KT. WAVES 1 TO 2 FT. ISOLATED SHOWERS  
LATE THIS MORNING.    
TONIGHT  
NW WINDS 5 KT. WAVES LESS THAN 1 FT.    
TUE  
NW WINDS 5 KT. WAVES FLAT.    
TUE NIGHT  
NW WINDS 5 KT. WAVES FLAT.    
WED  
E WINDS 5 KT. WAVES FLAT.    
WED NIGHT  
S WINDS 5 TO 10 KT. WAVES 1 FT.    
THU  
S WINDS 5 TO 10 KT. WAVES 1 FT.    
FRI...SW WINDS 5 TO 10 KT  
BECOMING N AFTER MIDNIGHT. WAVES 1 FT.   
  
  
  
ANZ538-282000-  
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-  
1057 AM EDT MON SEP 28 2026  
   
REST OF TODAY  
NW WINDS 10 KT. WAVES 1 FT.    
TONIGHT  
NW WINDS 5 KT. WAVES LESS THAN 1 FT.    
TUE  
NW WINDS 5 KT. WAVES FLAT.    
TUE NIGHT  
NW WINDS 5 KT. WAVES FLAT.    
WED  
E WINDS 5 KT. WAVES FLAT.    
WED NIGHT  
S WINDS 5 KT. WAVES FLAT.    
THU  
SW WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.    
FRI...W WINDS 5 TO 10 KT  
BECOMING N AFTER MIDNIGHT. WAVES 1 FT OR  
LESS.    
  
  
  
ANZ539-282000-  
CHESTER RIVER TO QUEENSTOWN MD-  
1057 AM EDT MON SEP 28 2026  
   
REST OF TODAY  
NW WINDS 10 KT. WAVES 1 TO 2 FT.    
TONIGHT  
NW WINDS 5 KT. WAVES LESS THAN 1 FT.    
TUE  
NW WINDS 5 KT. WAVES FLAT.    
TUE NIGHT  
NW WINDS 5 KT. WAVES FLAT.    
WED  
W WINDS 5 KT. WAVES FLAT.    
WED NIGHT  
S WINDS 5 TO 10 KT. WAVES 1 FT.    
THU  
S WINDS 5 TO 10 KT. WAVES 1 FT.    
FRI...SW WINDS 5 KT  
BECOMING N AFTER MIDNIGHT. WAVES 1 FT.    
  
  
  
ANZ532-282000-  
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH-  
1057 AM EDT MON SEP 28 2026  
   
REST OF TODAY  
NW WINDS 10 KT. WAVES 1 FT.    
TONIGHT  
NW WINDS 5 KT. WAVES LESS THAN 1 FT.    
TUE  
NW WINDS 5 KT. WAVES FLAT.    
TUE NIGHT  
W WINDS 5 KT. WAVES FLAT.    
WED  
NE WINDS 5 KT. WAVES LESS THAN 1 FT.    
WED NIGHT  
S WINDS 5 TO 10 KT. WAVES 1 FT.    
THU  
S WINDS 5 TO 10 KT. WAVES 1 FT.    
FRI...SW WINDS 5 TO 10 KT  
BECOMING N AFTER MIDNIGHT. WAVES 1 FT.   
  
  
  
ANZ540-282000-  
EASTERN BAY-  
1057 AM EDT MON SEP 28 2026  
   
REST OF TODAY  
NW WINDS 10 KT. WAVES 1 FT.    
TONIGHT  
NW WINDS 5 KT. WAVES LESS THAN 1 FT.    
TUE  
NW WINDS 5 KT. WAVES FLAT.    
TUE NIGHT  
W WINDS 5 KT. WAVES FLAT.    
WED  
W WINDS 5 KT. WAVES FLAT.    
WED NIGHT  
S WINDS 5 TO 10 KT. WAVES 1 FT.    
THU  
S WINDS 5 TO 10 KT. WAVES 1 FT.    
FRI...SW WINDS 5 TO 10 KT  
BECOMING N AFTER MIDNIGHT. WAVES 1 FT.   
  
  
  
ANZ533-282000-  
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT-  
1057 AM EDT MON SEP 28 2026  
   
REST OF TODAY  
NW WINDS 10 KT. WAVES 1 TO 2 FT.    
TONIGHT  
NW WINDS 5 KT. WAVES LESS THAN 1 FT.    
TUE  
NW WINDS 5 KT. WAVES FLAT.    
TUE NIGHT  
W WINDS 5 KT. WAVES FLAT.    
WED  
SW WINDS 5 KT. WAVES LESS THAN 1 FT.    
WED NIGHT  
S WINDS 5 TO 10 KT. WAVES 1 FT.    
THU  
S WINDS 5 TO 10 KT. WAVES 1 FT.    
FRI...SW WINDS 5 TO 10 KT  
BECOMING N 10 TO 15 KT. WAVES 1 TO  
2 FT.    
  
  
  
ANZ541-282000-  
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-  
1057 AM EDT MON SEP 28 2026  
   
REST OF TODAY  
NW WINDS 10 KT. WAVES 1 TO 2 FT.    
TONIGHT  
NW WINDS 5 KT. WAVES LESS THAN 1 FT.    
TUE  
NW WINDS 5 KT. WAVES FLAT.    
TUE NIGHT  
W WINDS 5 KT. WAVES FLAT.    
WED  
W WINDS 5 KT. WAVES FLAT.    
WED NIGHT  
S WINDS 5 TO 10 KT. WAVES 1 FT.    
THU  
S WINDS 5 TO 10 KT. WAVES 1 FT.    
FRI...SW WINDS 5 TO 10 KT  
BECOMING N 10 TO 15 KT. WAVES 1 FT.    
  
  
  
ANZ542-282000-  
PATUXENT RIVER TO BROOMES ISLAND MD-  
1057 AM EDT MON SEP 28 2026  
   
REST OF TODAY  
NW WINDS 10 KT. WAVES 1 FT.    
TONIGHT  
NW WINDS 5 KT. WAVES LESS THAN 1 FT.    
TUE  
NW WINDS 5 KT. WAVES LESS THAN 1 FT.    
TUE NIGHT  
SW WINDS 5 KT. WAVES FLAT.    
WED  
SW WINDS 5 KT. WAVES LESS THAN 1 FT.    
WED NIGHT  
S WINDS 5 TO 10 KT. WAVES 1 FT.    
THU  
SW WINDS 5 TO 10 KT. WAVES 1 FT.    
FRI...SW WINDS 5 TO 10 KT  
BECOMING N. WAVES 1 FT.    
  
  
  
ANZ534-282000-  
CHESAPEAKE BAY FROM DRUM POINT TO SMITH POINT-  
1057 AM EDT MON SEP 28 2026  
   
REST OF TODAY  
NW WINDS 10 TO 15 KT. WAVES 2 FT.    
TONIGHT  
NW WINDS 5 KT. WAVES LESS THAN 1 FT.    
TUE  
NW WINDS 5 KT. WAVES LESS THAN 1 FT.    
TUE NIGHT  
SW WINDS 5 KT. WAVES FLAT.    
WED  
SW WINDS 5 KT. WAVES LESS THAN 1 FT.    
WED NIGHT  
S WINDS 5 TO 10 KT. WAVES 2 FT.    
THU  
S WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.    
FRI...SW WINDS 5 TO 10 KT  
BECOMING N 10 TO 15 KT AFTER MIDNIGHT.  
WAVES 1 TO 2 FT. A CHANCE OF SHOWERS THROUGH THE NIGHT.    
  
  
  
ANZ543-282000-  
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND-  
1057 AM EDT MON SEP 28 2026  
   
REST OF TODAY  
NW WINDS 10 TO 15 KT. WAVES 1 FT.    
TONIGHT  
NW WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.    
TUE  
NW WINDS 5 KT. WAVES LESS THAN 1 FT.    
TUE NIGHT  
SW WINDS 5 KT. WAVES FLAT.    
WED  
SW WINDS 5 KT. WAVES FLAT.    
WED NIGHT  
S WINDS 5 TO 10 KT. WAVES 1 FT.    
THU  
S WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.    
FRI...SW WINDS 5 TO 10 KT  
BECOMING N AFTER MIDNIGHT. WAVES 1 FT.   
  
  
 
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