807  
FZUS51 KLWX 081458  
CWFLWX  
 
COASTAL WATERS FORECAST  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
1058 AM EDT SAT AUG 8 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.  
 
ANZ500-082000-  
1058 AM EDT SAT AUG 8 2026  
 
.SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...  
 
HIGH PRESSURE WILL BE PERSISTENT OFF THE EAST COAST INTO EARLY NEXT  
WEEK. SHOWER AND THUNDERSTORM CHANCES CONTINUE THROUGH SATURDAY  
AFTERNOON, BEFORE TAKING A BRIEF REPRIEVE SUNDAY INTO MONDAY. DAILY  
SHOWER AND STORM CHANCES RETURN TUESDAY THROUGH MUCH OF NEXT WEEK.  
GUSTY WINDS AND FREQUENT CLOUD TO GROUND LIGHTNING WILL BE THE  
PRIMARY THREATS WITH ANY STORMS. SPECIAL MARINE WARNINGS WILL BE A  
POSSIBILITY EACH DAY, WITH THE HIGHEST CHANCES OVER THE NORTHERN  
WATERS. HOWEVER, ANYWHERE ON THE WATERS WILL HAVE A CHANCE AT  
STORMS. SMALL CRAFT ADVISORIES MAY BE NEEDED AT TIMES THROUGH  
SATURDAY DUE TO PERIODS OF SOUTHERLY CHANNELING.  
 

 
 
ANZ535-082000-  
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD-  
1058 AM EDT SAT AUG 8 2026  
   
REST OF TODAY
 
SW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF  
SHOWERS AND TSTMS THIS AFTERNOON.    
TONIGHT
 
SW WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND  
TSTMS.    
SUN
 
W WINDS AROUND 5 KT. WAVES 1 FT.    
SUN NIGHT
 
SW WINDS AROUND 5 KT. WAVES 1 FT OR LESS.    
MON
 
W WINDS AROUND 5 KT. WAVES 1 FT.    
MON NIGHT
 
SW WINDS AROUND 5 KT. WAVES 1 FT.    
TUE
 
W WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND  
TSTMS.    
WED
 
W WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND  
TSTMS THROUGH THE NIGHT. A CHANCE OF SHOWERS AFTER MIDNIGHT.  
 
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.  
 

 
 
ANZ536-082000-  
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND-  
1058 AM EDT SAT AUG 8 2026  
   
REST OF TODAY
 
SW WINDS 5 TO 10 KT. WAVES 1 FT. A SLIGHT CHANCE OF  
SHOWERS AND TSTMS THIS AFTERNOON.    
TONIGHT
 
SW WINDS 5 TO 10 KT. WAVES 1 FT.    
SUN
 
W WINDS AROUND 5 KT. WAVES 1 FT.    
SUN NIGHT
 
SW WINDS AROUND 5 KT. WAVES 1 FT.    
MON
 
SW WINDS AROUND 5 KT. WAVES 1 FT.    
MON NIGHT
 
SW WINDS AROUND 5 KT. WAVES 1 FT.    
TUE
 
W WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND  
TSTMS.    
WED
 
W WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND  
TSTMS THROUGH THE NIGHT. A CHANCE OF SHOWERS AFTER MIDNIGHT.  
 
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.  
 

 
 
ANZ537-082000-  
TIDAL POTOMAC FROM COBB ISLAND TO SMITH POINT-  
1058 AM EDT SAT AUG 8 2026  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM 3 PM EDT THIS AFTERNOON  
THROUGH THIS EVENING...  
   
REST OF TODAY
 
SW WINDS 10 KT. WAVES 1 FT. A SLIGHT CHANCE OF  
SHOWERS AND TSTMS THIS AFTERNOON.    
TONIGHT
 
SW WINDS 5 TO 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT. A  
CHANCE OF SHOWERS AND TSTMS.    
SUN
 
SW WINDS 5 TO 10 KT. WAVES 1 FT.    
SUN NIGHT
 
SW WINDS 5 KT. WAVES LESS THAN 1 FT.    
MON
 
SW WINDS AROUND 5 KT. WAVES 1 FT.    
MON NIGHT
 
SW WINDS 5 TO 10 KT. WAVES 1 FT.    
TUE
 
W WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND  
TSTMS.    
WED
 
W WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF SHOWERS AND  
TSTMS THROUGH THE NIGHT. A CHANCE OF SHOWERS AFTER MIDNIGHT.  
 
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.  
 

 
 
ANZ530-082000-  
CHESAPEAKE BAY NORTH OF POOLES ISLAND-  
1058 AM EDT SAT AUG 8 2026  
   
REST OF TODAY
 
SW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF  
SHOWERS AND TSTMS THIS AFTERNOON.    
TONIGHT
 
SW WINDS 5 TO 10 KT. WAVES 1 FT.    
SUN
 
W WINDS 5 KT. WAVES LESS THAN 1 FT.    
SUN NIGHT
 
W WINDS AROUND 5 KT. WAVES 1 FT OR LESS.    
MON
 
W WINDS 5 TO 10 KT. WAVES 1 FT.    
MON NIGHT
 
SW WINDS 5 TO 10 KT. WAVES 1 FT.    
TUE
 
W WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND  
TSTMS.    
WED
 
W WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SHOWERS.  
 
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.  
 

 
 
ANZ531-082000-  
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT-  
1058 AM EDT SAT AUG 8 2026  
   
REST OF TODAY...SW WINDS 5 TO 10 KT
 
BECOMING S 15 KT LATE. WAVES  
1 FT. A CHANCE OF SHOWERS AND TSTMS THIS AFTERNOON.    
TONIGHT
 
SW WINDS 5 TO 10 KT. WAVES 1 FT.    
SUN
 
SW WINDS 5 KT. WAVES LESS THAN 1 FT.    
SUN NIGHT
 
SW WINDS AROUND 5 KT. WAVES 1 FT OR LESS.    
MON
 
SW WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.    
MON NIGHT
 
SW WINDS 5 TO 10 KT. WAVES 1 FT.    
TUE
 
W WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND  
TSTMS.    
WED
 
W WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND TSTMS  
THROUGH THE NIGHT. A CHANCE OF SHOWERS AFTER MIDNIGHT.  
 
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.  
 

 
 
ANZ538-082000-  
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-  
1058 AM EDT SAT AUG 8 2026  
   
REST OF TODAY
 
SW WINDS 5 TO 10 KT. WAVES 1 FT OR LESS. A CHANCE  
OF SHOWERS AND TSTMS THIS AFTERNOON.    
TONIGHT
 
SW WINDS 5 KT. WAVES LESS THAN 1 FT.    
SUN
 
W WINDS 5 KT. WAVES LESS THAN 1 FT.    
SUN NIGHT
 
W WINDS AROUND 5 KT. WAVES 1 FT OR LESS.    
MON
 
SW WINDS AROUND 5 KT. WAVES 1 FT OR LESS.    
MON NIGHT
 
SW WINDS 5 KT. WAVES LESS THAN 1 FT.    
TUE
 
W WINDS 5 TO 10 KT. WAVES 1 FT OR LESS. A CHANCE OF SHOWERS  
AND TSTMS.    
WED
 
W WINDS AROUND 5 KT. WAVES 1 FT OR LESS. A CHANCE OF SHOWERS  
AND TSTMS THROUGH THE NIGHT. A CHANCE OF SHOWERS AFTER MIDNIGHT.  
 
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.  
 

 
 
ANZ539-082000-  
CHESTER RIVER TO QUEENSTOWN MD-  
1058 AM EDT SAT AUG 8 2026  
   
REST OF TODAY
 
SW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF  
SHOWERS AND TSTMS THIS AFTERNOON.    
TONIGHT
 
SW WINDS 5 TO 10 KT. WAVES 1 FT.    
SUN
 
SW WINDS 5 KT. WAVES LESS THAN 1 FT.    
SUN NIGHT
 
SW WINDS AROUND 5 KT. WAVES 1 FT OR LESS.    
MON
 
SW WINDS AROUND 5 KT. WAVES 1 FT OR LESS.    
MON NIGHT
 
SW WINDS 5 KT. WAVES LESS THAN 1 FT.    
TUE
 
W WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF SHOWERS AND  
TSTMS.    
WED
 
W WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF SHOWERS AND  
TSTMS THROUGH THE NIGHT. A CHANCE OF SHOWERS AFTER MIDNIGHT.  
 
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.  
 

 
 
ANZ532-082000-  
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH-  
1058 AM EDT SAT AUG 8 2026  
   
REST OF TODAY
 
S WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS  
AND TSTMS THIS AFTERNOON.    
TONIGHT
 
SW WINDS 5 TO 10 KT. WAVES 1 FT.    
SUN
 
SW WINDS 5 KT. WAVES LESS THAN 1 FT.    
SUN NIGHT
 
SW WINDS AROUND 5 KT. WAVES 1 FT.    
MON
 
SW WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.    
MON NIGHT
 
SW WINDS 5 TO 10 KT. WAVES 1 FT.    
TUE
 
SW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND  
TSTMS.    
WED
 
W WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.  
 
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.  
 

 
 
ANZ540-082000-  
EASTERN BAY-  
1058 AM EDT SAT AUG 8 2026  
   
REST OF TODAY
 
SW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF  
SHOWERS AND TSTMS THIS AFTERNOON.    
TONIGHT
 
SW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND  
TSTMS.    
SUN
 
SW WINDS 5 KT. WAVES LESS THAN 1 FT.    
SUN NIGHT
 
SW WINDS 5 KT. WAVES LESS THAN 1 FT.    
MON
 
SW WINDS 5 KT. WAVES LESS THAN 1 FT.    
MON NIGHT
 
SW WINDS 5 TO 10 KT. WAVES 1 FT.    
TUE
 
SW WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF SHOWERS AND  
TSTMS.    
WED
 
W WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF SHOWERS.  
 
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.  
 

 
 
ANZ533-082000-  
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT-  
1058 AM EDT SAT AUG 8 2026  
   
REST OF TODAY
 
S WINDS 10 KT. WAVES 1 FT. A SLIGHT CHANCE OF  
SHOWERS AND TSTMS THIS AFTERNOON.    
TONIGHT
 
SW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND  
TSTMS.    
SUN
 
SW WINDS 5 TO 10 KT. WAVES 1 FT.    
SUN NIGHT
 
SW WINDS 5 TO 10 KT. WAVES 1 FT.    
MON
 
SW WINDS 5 TO 10 KT. WAVES 1 FT.    
MON NIGHT
 
SW WINDS 5 TO 10 KT. WAVES 1 FT.    
TUE
 
W WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND  
TSTMS.    
WED
 
W WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.  
 
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.  
 

 
 
ANZ541-082000-  
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-  
1058 AM EDT SAT AUG 8 2026  
   
REST OF TODAY
 
SW WINDS 5 TO 10 KT. WAVES 1 FT.    
TONIGHT
 
SW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND  
TSTMS.    
SUN
 
SW WINDS 5 KT. WAVES LESS THAN 1 FT.    
SUN NIGHT
 
SW WINDS 5 KT. WAVES LESS THAN 1 FT.    
MON
 
SW WINDS AROUND 5 KT. WAVES 1 FT OR LESS.    
MON NIGHT
 
SW WINDS 5 TO 10 KT. WAVES 1 FT.    
TUE
 
W WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND  
TSTMS.    
WED
 
W WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.  
 
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.  
 

 
 
ANZ542-082000-  
PATUXENT RIVER TO BROOMES ISLAND MD-  
1058 AM EDT SAT AUG 8 2026  
   
REST OF TODAY
 
SW WINDS 5 TO 10 KT. WAVES 1 FT. A SLIGHT CHANCE OF  
SHOWERS AND TSTMS THIS AFTERNOON.    
TONIGHT
 
SW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND  
TSTMS.    
SUN
 
SW WINDS AROUND 5 KT. WAVES 1 FT.    
SUN NIGHT
 
SW WINDS AROUND 5 KT. WAVES 1 FT.    
MON
 
SW WINDS AROUND 5 KT. WAVES 1 FT.    
MON NIGHT
 
SW WINDS 5 KT. WAVES LESS THAN 1 FT.    
TUE
 
W WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND  
TSTMS.    
WED
 
W WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SHOWERS.  
 
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.  
 

 
 
ANZ534-082000-  
CHESAPEAKE BAY FROM DRUM POINT TO SMITH POINT-  
1058 AM EDT SAT AUG 8 2026  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM 3 PM EDT THIS AFTERNOON  
THROUGH THIS EVENING...  
   
REST OF TODAY
 
SW WINDS 10 KT. WAVES 2 FT.    
TONIGHT
 
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT. A  
CHANCE OF SHOWERS AND TSTMS.    
SUN
 
SW WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.    
SUN NIGHT
 
SW WINDS 5 TO 10 KT. WAVES 1 FT.    
MON
 
SW WINDS 5 TO 10 KT. WAVES 1 FT.    
MON NIGHT
 
SW WINDS 5 TO 10 KT. WAVES 1 FT.    
TUE
 
W WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND  
TSTMS.    
WED
 
W WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.  
 
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.  
 

 
 
ANZ543-082000-  
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND-  
1058 AM EDT SAT AUG 8 2026  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM 3 PM EDT THIS AFTERNOON  
THROUGH THIS EVENING...  
   
REST OF TODAY
 
SW WINDS 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT.    
TONIGHT
 
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT. A  
CHANCE OF SHOWERS AND TSTMS.    
SUN
 
SW WINDS 5 TO 10 KT. WAVES 1 FT.    
SUN NIGHT
 
SW WINDS 5 TO 10 KT. WAVES 1 FT.    
MON
 
SW WINDS 5 TO 10 KT. WAVES 1 FT.    
MON NIGHT
 
SW WINDS 5 TO 10 KT. WAVES 1 FT.    
TUE
 
W WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND  
TSTMS.    
WED
 
W WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.  
 
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.  
 

 
 
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