111  
FZUS51 KLWX 090258  
CWFLWX  
 
COASTAL WATERS FORECAST  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
1058 PM EDT WED JUL 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.  
 
ANZ500-090800-  
1058 PM EDT WED JUL 8 2026  
 
.SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...  
 
A FRONTAL ZONE WILL MEANDER ABOUT THE MID ATLANTIC THROUGH FRIDAY.  
ANOTHER COLD FRONT WILL PUSH SOUTH ACROSS THE WATERS THIS WEEKEND.  
SPECIAL MARINE WARNINGS MAY BE NEEDED FOR STRONG TO SEVERE  
THUNDERSTORMS THURSDAY THROUGH SATURDAY.  
 

 
 
ANZ535-090800-  
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD-  
1058 PM EDT WED JUL 8 2026  
   
REST OF TONIGHT
 
S WINDS 5 KT. WAVES LESS THAN 1 FT. SCATTERED  
SHOWERS WITH ISOLATED TSTMS.    
THU
 
S WINDS AROUND 5 KT. WAVES 1 FT. SHOWERS WITH TSTMS LIKELY.    
THU NIGHT
 
SW WINDS AROUND 5 KT. WAVES 1 FT. SHOWERS WITH TSTMS  
LIKELY.    
FRI
 
W WINDS AROUND 5 KT. WAVES 1 FT. SHOWERS LIKELY WITH A CHANCE  
OF TSTMS.    
FRI NIGHT
 
NW WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SHOWERS  
AND TSTMS.    
SAT
 
NW WINDS AROUND 5 KT. WAVES 1 FT. SHOWERS LIKELY WITH A  
CHANCE OF TSTMS.    
SAT NIGHT
 
NE WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SHOWERS  
AND TSTMS.    
SUN
 
E WINDS AROUND 5 KT. WAVES 1 FT OR LESS.    
MON
 
SE WINDS AROUND 5 KT. WAVES 1 FT.  
 
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.  
 

 
 
ANZ536-090800-  
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND-  
1058 PM EDT WED JUL 8 2026  
   
REST OF TONIGHT
 
S WINDS 5 KT. WAVES LESS THAN 1 FT. SCATTERED  
SHOWERS WITH ISOLATED TSTMS.    
THU
 
S WINDS AROUND 5 KT. WAVES 1 FT. SHOWERS WITH TSTMS LIKELY.    
THU NIGHT
 
W WINDS AROUND 5 KT. WAVES 1 FT. SHOWERS WITH TSTMS  
LIKELY.    
FRI
 
W WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND  
TSTMS.    
FRI NIGHT
 
NW WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SHOWERS  
AND TSTMS.    
SAT
 
NW WINDS 5 KT. WAVES LESS THAN 1 FT. SHOWERS LIKELY WITH A  
CHANCE OF TSTMS.    
SAT NIGHT
 
NE WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SHOWERS  
AND TSTMS.    
SUN
 
E WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS IN THE  
MORNING.    
MON
 
E WINDS AROUND 5 KT. WAVES 1 FT.  
 
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.  
 

 
 
ANZ537-090800-  
TIDAL POTOMAC FROM COBB ISLAND TO SMITH POINT-  
1058 PM EDT WED JUL 8 2026  
   
REST OF TONIGHT
 
S WINDS 5 TO 10 KT. WAVES 1 FT. SCATTERED SHOWERS  
WITH ISOLATED TSTMS.    
THU
 
S WINDS 5 KT. WAVES LESS THAN 1 FT. SHOWERS AND TSTMS LIKELY.   
THU NIGHT
 
SW WINDS 5 KT. WAVES LESS THAN 1 FT. SHOWERS WITH TSTMS  
LIKELY.    
FRI
 
W WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF SHOWERS.    
FRI NIGHT
 
W WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF SHOWERS  
AND TSTMS.    
SAT
 
NW WINDS 5 KT. WAVES LESS THAN 1 FT. SHOWERS LIKELY WITH A  
CHANCE OF TSTMS.    
SAT NIGHT
 
NE WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF  
SHOWERS AND TSTMS.    
SUN
 
E WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS IN THE  
MORNING.    
MON
 
E WINDS 5 TO 10 KT. WAVES 1 FT.  
 
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.  
 

 
 
ANZ530-090800-  
CHESAPEAKE BAY NORTH OF POOLES ISLAND-  
1058 PM EDT WED JUL 8 2026  
   
REST OF TONIGHT
 
S WINDS 5 KT. WAVES LESS THAN 1 FT. ISOLATED  
SHOWERS AND TSTMS.    
THU
 
S WINDS 5 KT. WAVES LESS THAN 1 FT. SHOWERS WITH TSTMS  
LIKELY.    
THU NIGHT
 
SW WINDS AROUND 5 KT. WAVES 1 FT. SHOWERS WITH TSTMS  
LIKELY.    
FRI
 
W WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS LIKELY WITH A CHANCE  
OF TSTMS.    
FRI NIGHT
 
NW WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SHOWERS.    
SAT
 
N WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF SHOWERS AND  
TSTMS.    
SAT NIGHT
 
NE WINDS 5 KT. WAVES LESS THAN 1 FT.    
SUN
 
E WINDS AROUND 5 KT. WAVES 1 FT.    
MON
 
SE WINDS AROUND 5 KT. WAVES 1 FT.  
 
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.  
 

 
 
ANZ531-090800-  
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT-  
1058 PM EDT WED JUL 8 2026  
   
REST OF TONIGHT
 
S WINDS 5 TO 10 KT. WAVES 1 FT OR LESS. ISOLATED  
SHOWERS AND TSTMS.    
THU
 
S WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS WITH TSTMS LIKELY.    
THU NIGHT
 
SW WINDS 5 KT. WAVES LESS THAN 1 FT. SHOWERS WITH TSTMS  
LIKELY.    
FRI
 
W WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS LIKELY WITH A CHANCE  
OF TSTMS.    
FRI NIGHT
 
NW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.    
SAT
 
N WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF SHOWERS AND  
TSTMS.    
SAT NIGHT
 
NE WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.    
SUN
 
E WINDS 5 TO 10 KT. WAVES 1 FT.    
MON...SE WINDS 5 TO 10 KT
 
BECOMING SW AFTER MIDNIGHT. WAVES 1 FT  
OR LESS.  
 
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.  
 

 
 
ANZ538-090800-  
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-  
1058 PM EDT WED JUL 8 2026  
   
REST OF TONIGHT
 
S WINDS 5 KT. WAVES FLAT. ISOLATED SHOWERS AND  
TSTMS.    
THU
 
S WINDS 5 TO 10 KT. WAVES 1 FT OR LESS. SHOWERS WITH TSTMS  
LIKELY.    
THU NIGHT
 
SW WINDS 5 KT. WAVES FLAT. SHOWERS WITH TSTMS LIKELY.    
FRI
 
W WINDS 5 TO 10 KT. WAVES 1 FT OR LESS. SHOWERS LIKELY WITH A  
CHANCE OF TSTMS.    
FRI NIGHT
 
NW WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF  
SHOWERS.    
SAT
 
N WINDS 5 KT. WAVES FLAT. A CHANCE OF SHOWERS AND TSTMS.    
SAT NIGHT
 
NE WINDS 5 KT. WAVES FLAT. A CHANCE OF SHOWERS.    
SUN
 
E WINDS AROUND 5 KT. WAVES 1 FT.    
MON
 
SE WINDS AROUND 5 KT. WAVES 1 FT OR LESS.  
 
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.  
 

 
 
ANZ539-090800-  
CHESTER RIVER TO QUEENSTOWN MD-  
1058 PM EDT WED JUL 8 2026  
   
REST OF TONIGHT
 
S WINDS 5 KT. WAVES LESS THAN 1 FT. ISOLATED  
SHOWERS AND TSTMS.    
THU
 
S WINDS 5 KT. WAVES LESS THAN 1 FT. SHOWERS AND TSTMS LIKELY.   
THU NIGHT
 
SW WINDS 5 KT. WAVES LESS THAN 1 FT. SHOWERS WITH TSTMS  
LIKELY.    
FRI
 
W WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF SHOWERS AND  
TSTMS.    
FRI NIGHT
 
NW WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SHOWERS.    
SAT
 
N WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF SHOWERS AND  
TSTMS.    
SAT NIGHT
 
NE WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF  
SHOWERS AND TSTMS.    
SUN
 
E WINDS AROUND 5 KT. WAVES 1 FT OR LESS.    
MON
 
SE WINDS 5 KT. WAVES LESS THAN 1 FT.  
 
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.  
 

 
 
ANZ532-090800-  
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH-  
1058 PM EDT WED JUL 8 2026  
   
REST OF TONIGHT
 
S WINDS 10 KT. WAVES 1 FT. SCATTERED SHOWERS WITH  
ISOLATED TSTMS.    
THU
 
S WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS AND TSTMS LIKELY.    
THU NIGHT
 
SW WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS WITH TSTMS  
LIKELY.    
FRI
 
W WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND  
TSTMS.    
FRI NIGHT
 
NW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS  
AND TSTMS.    
SAT
 
N WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND  
TSTMS.    
SAT NIGHT
 
NE WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS  
AND TSTMS.    
SUN
 
E WINDS 5 TO 10 KT. WAVES 1 FT.    
MON...E WINDS 5 TO 10 KT
 
BECOMING SW AFTER MIDNIGHT. WAVES 1 FT.  
 
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.  
 

 
 
ANZ540-090800-  
EASTERN BAY-  
1058 PM EDT WED JUL 8 2026  
   
REST OF TONIGHT
 
S WINDS 5 KT. WAVES LESS THAN 1 FT. ISOLATED  
SHOWERS AND TSTMS.    
THU
 
S WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS AND TSTMS LIKELY.    
THU NIGHT
 
SW WINDS 5 KT. WAVES LESS THAN 1 FT. SHOWERS WITH TSTMS  
LIKELY.    
FRI
 
W WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF SHOWERS AND  
TSTMS.    
FRI NIGHT
 
NW WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF  
SHOWERS.    
SAT
 
N WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF SHOWERS AND  
TSTMS.    
SAT NIGHT
 
NE WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF  
SHOWERS AND TSTMS.    
SUN
 
E WINDS 5 TO 10 KT. WAVES 1 FT.    
MON
 
SE WINDS AROUND 5 KT. WAVES 1 FT OR LESS.  
 
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.  
 

 
 
ANZ533-090800-  
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT-  
1058 PM EDT WED JUL 8 2026  
   
REST OF TONIGHT
 
S WINDS 10 KT. WAVES 1 FT. SCATTERED SHOWERS WITH  
ISOLATED TSTMS.    
THU
 
S WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND  
TSTMS.    
THU NIGHT
 
SW WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS WITH TSTMS  
LIKELY.    
FRI
 
W WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND  
TSTMS.    
FRI NIGHT
 
NW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS  
AND TSTMS.    
SAT
 
N WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS LIKELY WITH A CHANCE  
OF TSTMS.    
SAT NIGHT
 
NE WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS  
AND TSTMS.    
SUN
 
E WINDS 5 TO 10 KT. WAVES 1 FT.    
MON...E WINDS 5 TO 10 KT
 
BECOMING S AFTER MIDNIGHT. WAVES 1 FT.  
 
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.  
 

 
 
ANZ541-090800-  
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-  
1058 PM EDT WED JUL 8 2026  
   
REST OF TONIGHT
 
S WINDS 10 KT. WAVES 1 FT. SCATTERED SHOWERS WITH  
ISOLATED TSTMS.    
THU
 
S WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND  
TSTMS.    
THU NIGHT
 
SW WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS WITH TSTMS  
LIKELY.    
FRI
 
W WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND  
TSTMS.    
FRI NIGHT
 
NW WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF  
SHOWERS AND TSTMS.    
SAT
 
N WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND  
TSTMS.    
SAT NIGHT
 
NE WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF  
SHOWERS AND TSTMS.    
SUN
 
E WINDS 5 TO 10 KT. WAVES 1 FT.    
MON...E WINDS 5 TO 10 KT
 
BECOMING S AFTER MIDNIGHT. WAVES 1 FT OR  
LESS.  
 
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.  
 

 
 
ANZ542-090800-  
PATUXENT RIVER TO BROOMES ISLAND MD-  
1058 PM EDT WED JUL 8 2026  
   
REST OF TONIGHT
 
S WINDS 5 KT. WAVES LESS THAN 1 FT. SCATTERED  
SHOWERS WITH ISOLATED TSTMS.    
THU
 
S WINDS AROUND 5 KT. WAVES 1 FT. SHOWERS AND TSTMS LIKELY.    
THU NIGHT
 
SW WINDS AROUND 5 KT. WAVES 1 FT. SHOWERS WITH TSTMS  
LIKELY.    
FRI
 
W WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF SHOWERS.    
FRI NIGHT
 
NW WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SHOWERS  
AND TSTMS.    
SAT
 
N WINDS 5 KT. WAVES LESS THAN 1 FT. SHOWERS LIKELY WITH A  
CHANCE OF TSTMS.    
SAT NIGHT
 
NE WINDS 5 KT. WAVES LESS THAN 1 FT.    
SUN
 
E WINDS 5 TO 10 KT. WAVES 1 FT.    
MON
 
SE WINDS AROUND 5 KT. WAVES 1 FT.  
 
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.  
 

 
 
ANZ534-090800-  
CHESAPEAKE BAY FROM DRUM POINT TO SMITH POINT-  
1058 PM EDT WED JUL 8 2026  
   
REST OF TONIGHT
 
S WINDS 10 KT. WAVES 1 FT. SCATTERED SHOWERS WITH  
ISOLATED TSTMS.    
THU
 
S WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND  
TSTMS.    
THU NIGHT
 
SW WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS LIKELY WITH A  
CHANCE OF TSTMS.    
FRI
 
W WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.   
FRI NIGHT
 
W WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND  
TSTMS.    
SAT
 
NW WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS LIKELY WITH A CHANCE  
OF TSTMS.    
SAT NIGHT
 
NE WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS  
AND TSTMS.    
SUN
 
E WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.    
MON
 
E WINDS 5 TO 10 KT. WAVES 1 FT.  
 
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.  
 

 
 
ANZ543-090800-  
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND-  
1058 PM EDT WED JUL 8 2026  
   
REST OF TONIGHT
 
S WINDS 10 KT. WAVES 1 FT. ISOLATED SHOWERS AND  
TSTMS.    
THU
 
S WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND  
TSTMS.    
THU NIGHT
 
SW WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS LIKELY WITH A  
CHANCE OF TSTMS.    
FRI
 
W WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.   
FRI NIGHT
 
W WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND  
TSTMS.    
SAT
 
NW WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS LIKELY WITH A CHANCE  
OF TSTMS.    
SAT NIGHT
 
NE WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS  
AND TSTMS.    
SUN
 
E WINDS 5 TO 10 KT. WAVES 1 FT.    
MON
 
E WINDS 5 TO 10 KT. WAVES 1 FT.  
 
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.  
 

 
 
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