820
FZUS51 KLWX 091434
CWFLWX
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1034 AM EDT WED JUL 9 2025
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.
ANZ500-092000-
1034 AM EDT WED JUL 9 2025
.SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...
A WEAK FRONT WILL REMAIN STALLED NEAR THE AREA THROUGH TONIGHT
BEFORE LIFTING BACK TO THE NORTH ON THURSDAY. IT MAY SETTLE BACK
INTO THE AREA OVER THE WEEKEND. A SMALL CRAFT ADVISORY MAY BE NEEDED
FOR PORTIONS OF THE WATERS TONIGHT.
ANZ535-092000-
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD-
1034 AM EDT WED JUL 9 2025
REST OF TODAY
S WINDS 5 KT. WAVES LESS THAN 1 FT. SCATTERED
SHOWERS AND TSTMS THIS AFTERNOON WITH VSBY 1 NM OR LESS.
TONIGHT
SW WINDS AROUND 5 KT. WAVES 1 FT. SHOWERS AND NUMEROUS
TSTMS. PATCHY FOG. VSBY 1 NM OR LESS.
THU
S WINDS AROUND 5 KT. WAVES 1 FT. SHOWERS LIKELY WITH A CHANCE
OF TSTMS.
THU NIGHT
SW WINDS AROUND 5 KT. WAVES 1 FT OR LESS. A CHANCE OF
SHOWERS AND TSTMS.
FRI
SW WINDS AROUND 5 KT. WAVES 1 FT OR LESS. SHOWERS LIKELY WITH
A CHANCE OF TSTMS.
FRI NIGHT
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
SAT
SE WINDS AROUND 5 KT. WAVES 1 FT OR LESS. A CHANCE OF SHOWERS
AND TSTMS THROUGH THE NIGHT.
SUN
S WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND
TSTMS.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ536-092000-
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND-
1034 AM EDT WED JUL 9 2025
REST OF TODAY
S WINDS 5 KT. WAVES LESS THAN 1 FT. ISOLATED
SHOWERS AND TSTMS LATE THIS MORNING, THEN SCATTERED SHOWERS AND
TSTMS THIS AFTERNOON WITH VSBY 1 NM OR LESS.
TONIGHT
SW WINDS 5 KT. WAVES LESS THAN 1 FT. SHOWERS AND NUMEROUS
TSTMS. PATCHY FOG. VSBY 1 NM OR LESS.
THU
SW WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF SHOWERS AND
TSTMS. VSBY 1 NM OR LESS.
THU NIGHT
SW WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SHOWERS
AND TSTMS.
FRI
SW WINDS AROUND 5 KT. WAVES 1 FT OR LESS. A CHANCE OF SHOWERS
AND TSTMS.
FRI NIGHT
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
SAT
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS. A CHANCE OF SHOWERS
AND TSTMS THROUGH THE NIGHT.
SUN
S WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND
TSTMS.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ537-092000-
TIDAL POTOMAC FROM COBB ISLAND TO SMITH POINT-
1034 AM EDT WED JUL 9 2025
REST OF TODAY...SW WINDS 5 KT
BECOMING S LATE. WAVES 1 FT.
ISOLATED SHOWERS AND TSTMS LATE THIS MORNING, THEN SCATTERED SHOWERS
AND TSTMS THIS AFTERNOON WITH VSBY 1 NM OR LESS.
TONIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS AND NUMEROUS
TSTMS. VSBY 1 NM OR LESS.
THU
SW WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS WITH TSTMS LIKELY.
VSBY 1 NM OR LESS.
THU NIGHT
SW WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF
SHOWERS AND TSTMS.
FRI
SW WINDS AROUND 5 KT. WAVES 1 FT OR LESS. SHOWERS LIKELY WITH
A CHANCE OF TSTMS.
FRI NIGHT
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS. A CHANCE OF
SHOWERS.
SAT
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS. A CHANCE OF SHOWERS
AND TSTMS THROUGH THE NIGHT.
SUN
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS. A CHANCE OF SHOWERS
AND TSTMS.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ530-092000-
CHESAPEAKE BAY NORTH OF POOLES ISLAND-
1034 AM EDT WED JUL 9 2025
REST OF TODAY
SW WINDS 5 KT. WAVES LESS THAN 1 FT. SCATTERED
SHOWERS AND TSTMS THIS AFTERNOON WITH VSBY 1 NM OR LESS.
TONIGHT
SW WINDS 5 KT. WAVES LESS THAN 1 FT. SHOWERS AND
SCATTERED TSTMS. PATCHY FOG. VSBY 1 NM OR LESS.
THU
SW WINDS 5 KT. WAVES LESS THAN 1 FT. SHOWERS LIKELY WITH A
CHANCE OF TSTMS. VSBY 1 TO 3 NM.
THU NIGHT
SW WINDS AROUND 5 KT. WAVES 1 FT OR LESS. A CHANCE OF
SHOWERS AND TSTMS.
FRI
SW WINDS AROUND 5 KT. WAVES 1 FT OR LESS. A CHANCE OF SHOWERS
AND TSTMS.
FRI NIGHT
SE WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
SAT
SE WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND
TSTMS THROUGH THE NIGHT.
SUN
S WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND
TSTMS.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ531-092000-
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT-
1034 AM EDT WED JUL 9 2025
REST OF TODAY
S WINDS 5 KT. WAVES LESS THAN 1 FT. SCATTERED
SHOWERS AND TSTMS THIS AFTERNOON WITH VSBY 1 NM OR LESS.
TONIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS AND NUMEROUS
TSTMS. PATCHY FOG. VSBY 1 NM OR LESS.
THU
S WINDS 5 KT. WAVES LESS THAN 1 FT. SHOWERS LIKELY WITH A
CHANCE OF TSTMS.
THU NIGHT
SW WINDS AROUND 5 KT. WAVES 1 FT OR LESS. A CHANCE OF
SHOWERS AND TSTMS.
FRI
SW WINDS AROUND 5 KT. WAVES FLAT. SHOWERS LIKELY WITH A
CHANCE OF TSTMS.
FRI NIGHT
S WINDS AROUND 5 KT. WAVES FLAT.
SAT
SE WINDS AROUND 5 KT. WAVES 1 FT OR LESS. A CHANCE OF SHOWERS
AND TSTMS THROUGH THE NIGHT.
SUN
S WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF SHOWERS AND
TSTMS.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ538-092000-
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-
1034 AM EDT WED JUL 9 2025
REST OF TODAY
SE WINDS 5 KT. WAVES LESS THAN 1 FT. SCATTERED
SHOWERS AND TSTMS THIS AFTERNOON WITH VSBY 1 NM OR LESS.
TONIGHT
SW WINDS AROUND 5 KT. WAVES 1 FT OR LESS. SHOWERS AND
NUMEROUS TSTMS. PATCHY FOG. VSBY 1 NM OR LESS.
THU
S WINDS AROUND 5 KT. WAVES FLAT. SHOWERS LIKELY WITH A CHANCE
OF TSTMS.
THU NIGHT
SW WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF SHOWERS
AND TSTMS.
FRI
SW WINDS AROUND 5 KT. WAVES FLAT. SHOWERS LIKELY WITH A
CHANCE OF TSTMS.
FRI NIGHT
S WINDS AROUND 5 KT. WAVES FLAT.
SAT
SE WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF SHOWERS AND
TSTMS THROUGH THE NIGHT.
SUN
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS. A CHANCE OF SHOWERS
AND TSTMS.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ539-092000-
CHESTER RIVER TO QUEENSTOWN MD-
1034 AM EDT WED JUL 9 2025
REST OF TODAY
S WINDS 5 KT. WAVES LESS THAN 1 FT. ISOLATED
SHOWERS AND TSTMS LATE THIS MORNING, THEN SCATTERED SHOWERS AND
TSTMS THIS AFTERNOON WITH VSBY 1 NM OR LESS.
TONIGHT
SW WINDS 5 KT. WAVES LESS THAN 1 FT. SHOWERS AND NUMEROUS
TSTMS. PATCHY FOG. VSBY 1 NM OR LESS.
THU
SW WINDS 5 KT. WAVES LESS THAN 1 FT. SHOWERS LIKELY WITH A
CHANCE OF TSTMS.
THU NIGHT
SW WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF SHOWERS
AND TSTMS.
FRI
SW WINDS AROUND 5 KT. WAVES FLAT. SHOWERS LIKELY WITH A
CHANCE OF TSTMS.
FRI NIGHT
S WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF SHOWERS
AND TSTMS.
SAT
SE WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF SHOWERS IN THE
MORNING, THEN A CHANCE OF SHOWERS AND TSTMS THROUGH THE NIGHT.
SUN
S WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF SHOWERS AND
TSTMS.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ532-092000-
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH-
1034 AM EDT WED JUL 9 2025
REST OF TODAY
S WINDS 5 TO 10 KT. WAVES 1 FT. ISOLATED SHOWERS
AND TSTMS LATE THIS MORNING, THEN SCATTERED SHOWERS AND TSTMS THIS
AFTERNOON WITH VSBY 1 NM OR LESS.
TONIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS AND NUMEROUS
TSTMS. PATCHY FOG. VSBY 1 NM OR LESS.
THU
S WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF SHOWERS AND
TSTMS. VSBY 1 NM OR LESS.
THU NIGHT
SW WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SHOWERS
AND TSTMS.
FRI
SW WINDS AROUND 5 KT. WAVES FLAT. SHOWERS LIKELY WITH A
CHANCE OF TSTMS.
FRI NIGHT
S WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF SHOWERS
AND TSTMS.
SAT
SE WINDS AROUND 5 KT. WAVES 1 FT OR LESS. A CHANCE OF SHOWERS
IN THE MORNING, THEN A CHANCE OF SHOWERS AND TSTMS THROUGH THE
NIGHT.
SUN
S WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF SHOWERS AND
TSTMS.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ540-092000-
EASTERN BAY-
1034 AM EDT WED JUL 9 2025
REST OF TODAY
S WINDS 5 KT. WAVES LESS THAN 1 FT. ISOLATED
SHOWERS AND TSTMS LATE THIS MORNING, THEN SCATTERED SHOWERS AND
TSTMS THIS AFTERNOON WITH VSBY 1 NM OR LESS.
TONIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS AND NUMEROUS
TSTMS. PATCHY FOG. VSBY 1 NM OR LESS.
THU
SW WINDS 5 KT. WAVES LESS THAN 1 FT. SHOWERS WITH A CHANCE OF
TSTMS. VSBY 1 NM OR LESS.
THU NIGHT
SW WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF
SHOWERS AND TSTMS.
FRI
SW WINDS AROUND 5 KT. WAVES FLAT. SHOWERS LIKELY WITH A
CHANCE OF TSTMS.
FRI NIGHT
S WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF SHOWERS
AND TSTMS.
SAT
SE WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF SHOWERS IN THE
MORNING, THEN A CHANCE OF SHOWERS AND TSTMS THROUGH THE NIGHT.
SUN
S WINDS 5 KT. WAVES FLAT. A CHANCE OF SHOWERS AND TSTMS.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ533-092000-
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT-
1034 AM EDT WED JUL 9 2025
REST OF TODAY
S WINDS 5 TO 10 KT. WAVES 1 FT. ISOLATED SHOWERS
AND TSTMS LATE THIS MORNING, THEN SCATTERED SHOWERS AND TSTMS THIS
AFTERNOON WITH VSBY 1 NM OR LESS.
TONIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS AND NUMEROUS
TSTMS. PATCHY FOG. VSBY 1 NM OR LESS.
THU
S WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS WITH TSTMS LIKELY.
VSBY 1 NM OR LESS.
THU NIGHT
SW WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF
SHOWERS AND TSTMS.
FRI
SW WINDS AROUND 5 KT. WAVES 1 FT OR LESS. SHOWERS LIKELY WITH
A CHANCE OF TSTMS.
FRI NIGHT
S WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF SHOWERS.
SAT
SE WINDS AROUND 5 KT. WAVES 1 FT OR LESS. A CHANCE OF SHOWERS
IN THE MORNING, THEN A CHANCE OF SHOWERS AND TSTMS THROUGH THE
NIGHT.
SUN
S WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF SHOWERS AND
TSTMS.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ541-092000-
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-
1034 AM EDT WED JUL 9 2025
REST OF TODAY
S WINDS 5 KT. WAVES LESS THAN 1 FT. ISOLATED
SHOWERS AND TSTMS LATE THIS MORNING, THEN SCATTERED SHOWERS AND
TSTMS THIS AFTERNOON WITH VSBY 1 NM OR LESS.
TONIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS AND NUMEROUS
TSTMS. PATCHY FOG. VSBY 1 NM OR LESS.
THU
SW WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS WITH TSTMS LIKELY.
VSBY 1 NM OR LESS.
THU NIGHT
SW WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF
SHOWERS AND TSTMS.
FRI
SW WINDS AROUND 5 KT. WAVES FLAT. SHOWERS LIKELY WITH A
CHANCE OF TSTMS.
FRI NIGHT
S WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF SHOWERS.
SAT
SE WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF SHOWERS IN THE
MORNING, THEN A CHANCE OF SHOWERS AND TSTMS THROUGH THE NIGHT.
SUN
S WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF SHOWERS AND
TSTMS.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ542-092000-
PATUXENT RIVER TO BROOMES ISLAND MD-
1034 AM EDT WED JUL 9 2025
REST OF TODAY
S WINDS 5 KT. WAVES LESS THAN 1 FT. ISOLATED
SHOWERS AND TSTMS LATE THIS MORNING, THEN SCATTERED SHOWERS AND
TSTMS THIS AFTERNOON WITH VSBY 1 NM OR LESS.
TONIGHT
SW WINDS 5 KT. WAVES LESS THAN 1 FT. SHOWERS AND NUMEROUS
TSTMS. PATCHY FOG. VSBY 1 NM OR LESS.
THU
SW WINDS 5 KT. WAVES LESS THAN 1 FT. SHOWERS WITH TSTMS
LIKELY. VSBY 1 NM OR LESS.
THU NIGHT
SW WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SHOWERS
AND TSTMS.
FRI
SW WINDS AROUND 5 KT. WAVES 1 FT. SHOWERS LIKELY WITH A
CHANCE OF TSTMS.
FRI NIGHT
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS. A CHANCE OF
SHOWERS.
SAT
SE WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND
TSTMS THROUGH THE NIGHT.
SUN
S WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND
TSTMS.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ534-092000-
CHESAPEAKE BAY FROM DRUM POINT TO SMITH POINT-
1034 AM EDT WED JUL 9 2025
REST OF TODAY
S WINDS 10 KT. WAVES 1 FT. SCATTERED SHOWERS AND
TSTMS. VSBY 1 NM OR LESS THIS AFTERNOON.
TONIGHT
SW WINDS 10 KT. WAVES 2 FT. NUMEROUS SHOWERS AND TSTMS.
VSBY 1 NM OR LESS.
THU
SW WINDS 5 TO 10 KT. WAVES 1 TO 2 FT. SHOWERS WITH TSTMS
LIKELY. VSBY 1 NM OR LESS.
THU NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS LIKELY WITH A
CHANCE OF TSTMS.
FRI
SW WINDS 5 KT. WAVES LESS THAN 1 FT. SHOWERS LIKELY WITH A
CHANCE OF TSTMS.
FRI NIGHT
S WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF
SHOWERS.
SAT
SE WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS IN THE
MORNING, THEN A CHANCE OF SHOWERS AND TSTMS THROUGH THE NIGHT.
SUN...SE WINDS 5 TO 10 KT
BECOMING SW AFTER MIDNIGHT. WAVES 1 FT.
A CHANCE OF SHOWERS AND TSTMS.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ543-092000-
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND-
1034 AM EDT WED JUL 9 2025
REST OF TODAY
S WINDS 10 KT. WAVES 1 FT. SCATTERED SHOWERS AND
TSTMS LATE THIS MORNING, THEN NUMEROUS SHOWERS AND TSTMS THIS
AFTERNOON.
TONIGHT
SW WINDS 10 TO 15 KT. WAVES 1 FT. SHOWERS AND NUMEROUS
TSTMS. VSBY 1 NM OR LESS.
THU
SW WINDS 10 KT. WAVES 1 FT. SHOWERS WITH TSTMS LIKELY. VSBY
1 NM OR LESS.
THU NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS LIKELY WITH A
CHANCE OF TSTMS.
FRI
SW WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS LIKELY WITH A CHANCE
OF TSTMS.
FRI NIGHT
S WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF
SHOWERS.
SAT
SE WINDS 5 TO 10 KT. WAVES 1 FT OR LESS. A CHANCE OF SHOWERS
IN THE MORNING, THEN A CHANCE OF SHOWERS AND TSTMS THROUGH THE
NIGHT.
SUN
S WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND TSTMS
THROUGH THE NIGHT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
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