049
FZUS51 KLWX 092036
CWFLWX
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
435 PM 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.
ANZ500-100800-
435 PM 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.
ANZ535-100800-
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD-
435 PM EDT WED JUL 9 2025
...SEVERE THUNDERSTORM WATCH 497 IN EFFECT UNTIL 10 PM EDT THIS
EVENING...
REST OF THIS AFTERNOON
S WINDS 5 KT. WAVES LESS THAN 1 FT.
SCATTERED SHOWERS AND TSTMS. 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
SW WINDS AROUND 5 KT. WAVES 1 FT. SHOWERS LIKELY WITH A
CHANCE OF TSTMS. VSBY 1 NM OR LESS.
THU NIGHT
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS. A CHANCE OF
SHOWERS AND TSTMS.
FRI
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS. SHOWERS LIKELY WITH
A CHANCE OF TSTMS.
FRI NIGHT
SE 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.
ANZ536-100800-
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND-
435 PM EDT WED JUL 9 2025
...SEVERE THUNDERSTORM WATCH 497 IN EFFECT UNTIL 10 PM EDT THIS
EVENING...
REST OF THIS AFTERNOON
S WINDS 5 KT. WAVES LESS THAN 1 FT.
SCATTERED SHOWERS AND TSTMS. VSBY 1 NM OR LESS.
TONIGHT
SW WINDS 5 KT. WAVES LESS THAN 1 FT. NUMEROUS TSTMS WITH
A CHANCE OF SHOWERS. PATCHY FOG. VSBY 1 NM OR LESS.
THU
SW WINDS AROUND 5 KT. WAVES 1 FT. SHOWERS LIKELY WITH A
CHANCE OF TSTMS. VSBY 1 NM OR LESS.
THU NIGHT
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS. A CHANCE OF
SHOWERS AND TSTMS.
FRI
LIGHT WINDS. 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.
ANZ537-100800-
TIDAL POTOMAC FROM COBB ISLAND TO SMITH POINT-
435 PM EDT WED JUL 9 2025
...SEVERE THUNDERSTORM WATCH 497 IN EFFECT UNTIL 10 PM EDT THIS
EVENING...
REST OF THIS AFTERNOON
S WINDS 10 KT. WAVES 1 FT. SCATTERED
SHOWERS AND TSTMS. VSBY 1 NM OR LESS.
TONIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS WITH TSTMS
LIKELY. VSBY 1 NM OR LESS.
THU
SW WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS AND TSTMS LIKELY.
VSBY 1 NM OR LESS.
THU NIGHT
S WINDS 5 KT. WAVES LESS THAN 1 FT. SHOWERS AND TSTMS
LIKELY.
FRI
S 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 AND TSTMS.
SAT
E 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
SE WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ530-100800-
CHESAPEAKE BAY NORTH OF POOLES ISLAND-
435 PM EDT WED JUL 9 2025
...SEVERE THUNDERSTORM WATCH 497 IN EFFECT UNTIL 10 PM EDT THIS
EVENING...
REST OF THIS AFTERNOON
SW WINDS 5 KT. WAVES FLAT. SCATTERED
SHOWERS AND TSTMS. VSBY 1 NM OR LESS.
TONIGHT
SW WINDS 5 KT. WAVES LESS THAN 1 FT. SHOWERS WITH A
CHANCE OF TSTMS. PATCHY FOG. VSBY 1 NM OR LESS.
THU
SW WINDS AROUND 5 KT. WAVES FLAT. SHOWERS LIKELY WITH A
CHANCE OF TSTMS. VSBY 1 NM OR LESS.
THU NIGHT
SW WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF SHOWERS
AND TSTMS.
FRI
E WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF SHOWERS AND
TSTMS.
FRI NIGHT
SE WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF SHOWERS
AND TSTMS.
SAT
SE WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF SHOWERS. A
CHANCE OF 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.
ANZ531-100800-
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT-
435 PM EDT WED JUL 9 2025
...SEVERE THUNDERSTORM WATCH 497 IN EFFECT UNTIL 10 PM EDT THIS
EVENING...
REST OF THIS AFTERNOON
S WINDS 5 KT. WAVES LESS THAN 1 FT.
SCATTERED SHOWERS AND TSTMS. 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 FLAT. A CHANCE OF SHOWERS AND TSTMS.
VSBY 1 NM OR LESS.
THU NIGHT
S WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF SHOWERS
AND TSTMS.
FRI
E WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF SHOWERS AND
TSTMS.
FRI NIGHT
SE WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF SHOWERS
AND TSTMS.
SAT
SE WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF SHOWERS. A
CHANCE OF 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.
ANZ538-100800-
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-
435 PM EDT WED JUL 9 2025
...SEVERE THUNDERSTORM WATCH 497 IN EFFECT UNTIL 10 PM EDT THIS
EVENING...
REST OF THIS AFTERNOON
SE WINDS 5 KT. WAVES LESS THAN 1 FT.
SCATTERED SHOWERS AND TSTMS. 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. VSBY 1 NM OR LESS.
THU NIGHT
SW WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF SHOWERS
AND TSTMS.
FRI
E WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF SHOWERS AND
TSTMS.
FRI NIGHT
SE WINDS AROUND 5 KT. WAVES FLAT.
SAT
SE WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF SHOWERS. A
CHANCE OF 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.
ANZ539-100800-
CHESTER RIVER TO QUEENSTOWN MD-
435 PM EDT WED JUL 9 2025
...SEVERE THUNDERSTORM WATCH 497 IN EFFECT UNTIL 10 PM EDT THIS
EVENING...
REST OF THIS AFTERNOON
S WINDS 5 KT. WAVES LESS THAN 1 FT.
SCATTERED SHOWERS AND TSTMS. 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 FLAT. SHOWERS LIKELY WITH A CHANCE OF
TSTMS. VSBY 1 NM OR LESS.
THU NIGHT
S WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF SHOWERS
AND TSTMS.
FRI
SE WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF SHOWERS AND
TSTMS.
FRI NIGHT
SE WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF SHOWERS
AND TSTMS.
SAT
SE WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF SHOWERS. A
CHANCE OF 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.
ANZ532-100800-
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH-
435 PM EDT WED JUL 9 2025
...SEVERE THUNDERSTORM WATCH 497 IN EFFECT UNTIL 10 PM EDT THIS
EVENING...
REST OF THIS AFTERNOON
S WINDS 10 KT. WAVES 1 FT. SCATTERED
SHOWERS AND TSTMS. 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 LIKELY WITH A
CHANCE OF TSTMS. VSBY 1 NM OR LESS.
THU NIGHT
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS. A CHANCE OF
SHOWERS AND TSTMS.
FRI
S 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. A
CHANCE OF TSTMS THROUGH THE NIGHT.
SUN
S WINDS 5 TO 10 KT. WAVES 1 FT OR LESS. A CHANCE OF SHOWERS
AND TSTMS.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ540-100800-
EASTERN BAY-
435 PM EDT WED JUL 9 2025
...SEVERE THUNDERSTORM WATCH 497 IN EFFECT UNTIL 10 PM EDT THIS
EVENING...
REST OF THIS AFTERNOON
S WINDS 5 KT. WAVES LESS THAN 1 FT.
SCATTERED SHOWERS AND TSTMS. 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 LIKELY WITH A
CHANCE OF TSTMS. VSBY 1 NM OR LESS.
THU NIGHT
S WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF SHOWERS
AND TSTMS.
FRI
S WINDS AROUND 5 KT. WAVES FLAT. SHOWERS LIKELY WITH A CHANCE
OF TSTMS.
FRI NIGHT
SE WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF SHOWERS
AND TSTMS.
SAT
SE WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF SHOWERS. A
CHANCE OF 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.
ANZ533-100800-
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT-
435 PM EDT WED JUL 9 2025
...SEVERE THUNDERSTORM WATCH 497 IN EFFECT UNTIL 10 PM EDT THIS
EVENING...
REST OF THIS AFTERNOON
S WINDS 10 KT. WAVES 1 FT. SCATTERED
SHOWERS AND TSTMS. VSBY 1 NM OR LESS.
TONIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS WITH TSTMS
LIKELY. PATCHY FOG. VSBY 1 NM OR LESS.
THU
SW WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS LIKELY WITH A CHANCE
OF TSTMS. VSBY 1 NM OR LESS.
THU NIGHT
S WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SHOWERS
AND TSTMS.
FRI
S 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 AND TSTMS.
SAT
SE WINDS 5 KT. WAVES LESS THAN 1 FT. 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 OR LESS. A CHANCE OF SHOWERS
AND TSTMS THROUGH THE NIGHT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ541-100800-
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-
435 PM EDT WED JUL 9 2025
...SEVERE THUNDERSTORM WATCH 497 IN EFFECT UNTIL 10 PM EDT THIS
EVENING...
REST OF THIS AFTERNOON
S WINDS 5 KT. WAVES LESS THAN 1 FT.
SCATTERED SHOWERS AND TSTMS. VSBY 1 NM OR LESS.
TONIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS WITH TSTMS
LIKELY. PATCHY FOG. VSBY 1 NM OR LESS.
THU
SW WINDS 5 TO 10 KT. WAVES 1 FT OR LESS. SHOWERS LIKELY WITH
A CHANCE OF TSTMS. VSBY 1 NM OR LESS.
THU NIGHT
S WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF SHOWERS
AND TSTMS.
FRI
S WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF SHOWERS AND
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 1 FT OR LESS. A CHANCE OF SHOWERS
AND TSTMS THROUGH THE NIGHT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ542-100800-
PATUXENT RIVER TO BROOMES ISLAND MD-
435 PM EDT WED JUL 9 2025
...SEVERE THUNDERSTORM WATCH 497 IN EFFECT UNTIL 10 PM EDT THIS
EVENING...
REST OF THIS AFTERNOON
S WINDS 5 KT. WAVES LESS THAN 1 FT.
SCATTERED SHOWERS AND TSTMS. VSBY 1 NM OR LESS.
TONIGHT
SW WINDS 5 KT. WAVES LESS THAN 1 FT. SHOWERS WITH TSTMS
LIKELY. 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 NM OR LESS.
THU NIGHT
S WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SHOWERS
AND TSTMS.
FRI
S 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 AND TSTMS.
SAT
E WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SHOWERS IN THE
MORNING, THEN A CHANCE OF SHOWERS AND TSTMS THROUGH THE NIGHT.
SUN
S WINDS AROUND 5 KT. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ534-100800-
CHESAPEAKE BAY FROM DRUM POINT TO SMITH POINT-
435 PM EDT WED JUL 9 2025
...SEVERE THUNDERSTORM WATCH 497 IN EFFECT UNTIL 10 PM EDT THIS
EVENING...
REST OF THIS AFTERNOON
S WINDS 10 KT. WAVES 1 FT. SCATTERED
SHOWERS AND TSTMS. VSBY 1 NM OR LESS.
TONIGHT
SW WINDS 10 KT. WAVES 2 FT. SHOWERS LIKELY WITH A CHANCE
OF TSTMS. VSBY 1 NM OR LESS.
THU
SW WINDS 5 TO 10 KT. WAVES 1 TO 2 FT. SHOWERS LIKELY WITH A
CHANCE OF TSTMS. VSBY 1 NM OR LESS.
THU NIGHT
S WINDS 5 KT. WAVES LESS THAN 1 FT. SHOWERS LIKELY WITH
A CHANCE OF TSTMS.
FRI
S 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
AND TSTMS.
SAT
SE WINDS 5 KT. WAVES LESS THAN 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. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ543-100800-
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND-
435 PM EDT WED JUL 9 2025
...SEVERE THUNDERSTORM WATCH 497 IN EFFECT UNTIL 10 PM EDT THIS
EVENING...
REST OF THIS AFTERNOON
S WINDS 10 KT. WAVES 1 FT. NUMEROUS
SHOWERS AND TSTMS.
TONIGHT
SW WINDS 10 TO 15 KT. WAVES 1 FT. SHOWERS WITH TSTMS
LIKELY. VSBY 1 NM OR LESS.
THU
SW WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS AND TSTMS LIKELY.
VSBY 1 NM OR LESS.
THU NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS AND TSTMS
LIKELY.
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
AND TSTMS.
SAT
SE WINDS 5 KT. WAVES LESS THAN 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. WAVES 1 FT OR LESS.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
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