197
FZUS51 KLWX 031156
CWFLWX
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
756 AM EDT THU SEP 3 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.
ANZ500-032000-
756 AM EDT THU SEP 3 2026
.SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...
SCATTERED TO NUMEROUS SHOWERS AND THUNDERSTORMS ARE EXPECTED THROUGH
FRIDAY IN A HOT AND HUMID AIR MASS. SPECIAL MARINE WARNINGS MAY BE
NEEDED EACH AFTERNOON THROUGH AT LEAST FRIDAY FOR STRONG
THUNDERSTORMS MOVING OVER THE WATERS. SMALL CRAFT ADVISORIES MAY BE
NEEDED FRIDAY NIGHT THROUGH SATURDAY NIGHT.
ANZ535-032000-
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD-
756 AM EDT THU SEP 3 2026
TODAY
SW WINDS 5 TO 10 KT. WAVES 1 FT. ISOLATED SHOWERS AND TSTMS
THIS MORNING, THEN NUMEROUS SHOWERS AND SCATTERED TSTMS THIS
AFTERNOON.
TONIGHT
W WINDS 5 TO 10 KT. WAVES 1 FT. SCATTERED SHOWERS.
FRI
W WINDS 5 TO 10 KT. WAVES 1 FT. NUMEROUS SHOWERS AND
SCATTERED TSTMS.
FRI NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT. SCATTERED SHOWERS.
SAT
N WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF SHOWERS.
SAT NIGHT
N WINDS 5 KT. WAVES LESS THAN 1 FT.
SUN
NE 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.
ANZ536-032000-
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND-
756 AM EDT THU SEP 3 2026
TODAY
SW WINDS 5 KT. WAVES LESS THAN 1 FT. ISOLATED SHOWERS AND
TSTMS THIS MORNING, THEN NUMEROUS SHOWERS AND SCATTERED TSTMS THIS
AFTERNOON.
TONIGHT
W WINDS 5 KT. WAVES LESS THAN 1 FT. SCATTERED SHOWERS.
FRI
W WINDS 5 TO 10 KT. WAVES 1 FT. NUMEROUS SHOWERS AND
SCATTERED TSTMS.
FRI NIGHT
NW WINDS 5 KT. WAVES LESS THAN 1 FT. SCATTERED SHOWERS.
SAT
N WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF SHOWERS.
SAT NIGHT
N WINDS 5 KT. WAVES LESS THAN 1 FT.
SUN
NE 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.
ANZ537-032000-
TIDAL POTOMAC FROM COBB ISLAND TO SMITH POINT-
756 AM EDT THU SEP 3 2026
TODAY
SW WINDS 5 KT. WAVES LESS THAN 1 FT. ISOLATED SHOWERS AND
TSTMS THIS MORNING, THEN SCATTERED SHOWERS AND TSTMS THIS AFTERNOON.
TONIGHT
W WINDS 5 TO 10 KT. WAVES 1 FT. SCATTERED SHOWERS.
FRI
W WINDS 5 TO 10 KT. WAVES 1 FT. NUMEROUS SHOWERS AND
SCATTERED TSTMS.
FRI NIGHT
W WINDS 5 TO 10 KT. WAVES 1 FT. SCATTERED SHOWERS.
SAT
N WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
SAT NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT.
SUN
NE WINDS 5 TO 10 KT. WAVES 1 TO 2 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.
ANZ530-032000-
CHESAPEAKE BAY NORTH OF POOLES ISLAND-
756 AM EDT THU SEP 3 2026
TODAY
SW WINDS 5 TO 10 KT. WAVES 1 FT. SCATTERED SHOWERS WITH
ISOLATED TSTMS THIS MORNING, THEN NUMEROUS SHOWERS AND SCATTERED
TSTMS THIS AFTERNOON.
TONIGHT
W WINDS 5 TO 10 KT. WAVES 1 FT. SCATTERED SHOWERS.
FRI
NW WINDS 5 TO 10 KT. WAVES 1 FT. NUMEROUS SHOWERS AND
SCATTERED TSTMS.
FRI NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT. SCATTERED SHOWERS.
SAT
N WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
N WINDS 5 TO 10 KT. WAVES 1 FT.
SUN
NE WINDS 5 TO 10 KT. WAVES 1 FT.
MON
N WINDS AROUND 5 KT. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ531-032000-
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT-
756 AM EDT THU SEP 3 2026
TODAY
SW WINDS 5 TO 10 KT. WAVES 1 FT. ISOLATED SHOWERS AND TSTMS
THIS MORNING, THEN NUMEROUS SHOWERS AND SCATTERED TSTMS THIS
AFTERNOON.
TONIGHT
W WINDS 5 TO 10 KT. WAVES 1 FT. SCATTERED SHOWERS.
FRI
W WINDS 5 TO 10 KT. WAVES 1 FT. NUMEROUS SHOWERS AND
SCATTERED TSTMS.
FRI NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT. SCATTERED SHOWERS.
SAT
N WINDS 10 KT. WAVES 1 FT.
SAT NIGHT
N WINDS 5 TO 10 KT. WAVES 1 FT.
SUN
NE WINDS 5 TO 10 KT. WAVES 1 FT.
MON...E WINDS 5 KT
BECOMING S. WAVES 1 FT OR LESS.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ538-032000-
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-
756 AM EDT THU SEP 3 2026
TODAY
SW WINDS 5 TO 10 KT. WAVES 1 FT OR LESS. ISOLATED SHOWERS
AND TSTMS THIS MORNING, THEN NUMEROUS SHOWERS AND SCATTERED TSTMS
THIS AFTERNOON.
TONIGHT
W WINDS 5 KT. WAVES LESS THAN 1 FT. SCATTERED SHOWERS.
FRI
W WINDS 5 TO 10 KT. WAVES 1 FT OR LESS. NUMEROUS SHOWERS AND
SCATTERED TSTMS.
FRI NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT OR LESS. SCATTERED
SHOWERS.
SAT
N WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
N WINDS 5 KT. WAVES LESS THAN 1 FT.
SUN
NE 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.
ANZ539-032000-
CHESTER RIVER TO QUEENSTOWN MD-
756 AM EDT THU SEP 3 2026
TODAY
SW WINDS 5 TO 10 KT. WAVES 1 FT. ISOLATED SHOWERS AND TSTMS
THIS MORNING, THEN NUMEROUS SHOWERS AND SCATTERED TSTMS THIS
AFTERNOON.
TONIGHT
W WINDS 5 TO 10 KT. WAVES 1 FT. SCATTERED SHOWERS.
FRI
W WINDS 5 TO 10 KT. WAVES 1 FT. NUMEROUS SHOWERS AND
SCATTERED TSTMS.
FRI NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT. SCATTERED SHOWERS.
SAT
N WINDS 10 KT. WAVES 1 FT.
SAT NIGHT
N WINDS 5 TO 10 KT. WAVES 1 FT.
SUN
NE 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.
ANZ532-032000-
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH-
756 AM EDT THU SEP 3 2026
TODAY
SW WINDS 5 TO 10 KT. WAVES 1 FT. ISOLATED SHOWERS AND TSTMS
THIS MORNING, THEN NUMEROUS SHOWERS AND SCATTERED TSTMS THIS
AFTERNOON.
TONIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT. SCATTERED SHOWERS.
FRI
W WINDS 5 TO 10 KT. WAVES 1 FT. NUMEROUS SHOWERS AND
SCATTERED TSTMS.
FRI NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT. NUMEROUS SHOWERS.
SAT
N WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
N WINDS 5 TO 10 KT. WAVES 1 FT.
SUN...NE WINDS 10 TO 15 KT
BECOMING E 5 TO 10 KT. WAVES 1 FT.
MON...E WINDS 5 KT
BECOMING S. WAVES 1 FT OR LESS.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ540-032000-
EASTERN BAY-
756 AM EDT THU SEP 3 2026
TODAY
SW WINDS 5 TO 10 KT. WAVES 1 FT. ISOLATED SHOWERS AND TSTMS
THIS MORNING, THEN NUMEROUS SHOWERS AND SCATTERED TSTMS THIS
AFTERNOON.
TONIGHT
W WINDS 5 TO 10 KT. WAVES 1 FT. SCATTERED SHOWERS.
FRI
W WINDS 5 TO 10 KT. WAVES 1 FT. NUMEROUS SHOWERS AND
SCATTERED TSTMS.
FRI NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT. NUMEROUS SHOWERS.
SAT
N WINDS 10 KT. WAVES 1 FT.
SAT NIGHT
N WINDS 5 TO 10 KT. WAVES 1 FT.
SUN
NE WINDS 5 TO 10 KT. WAVES 1 FT.
MON...NE WINDS AROUND 5 KT
BECOMING S. WAVES 1 FT OR LESS.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ533-032000-
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT-
756 AM EDT THU SEP 3 2026
TODAY
SW WINDS 5 TO 10 KT. WAVES 1 FT. ISOLATED SHOWERS AND TSTMS
THIS MORNING, THEN NUMEROUS SHOWERS AND SCATTERED TSTMS THIS
AFTERNOON.
TONIGHT
W WINDS 5 TO 10 KT. WAVES 1 FT. SCATTERED SHOWERS.
FRI
W WINDS 5 KT. WAVES LESS THAN 1 FT. NUMEROUS SHOWERS AND
SCATTERED TSTMS.
FRI NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT. SCATTERED SHOWERS.
SAT
N WINDS 5 TO 10 KT. WAVES 2 FT. A CHANCE OF SHOWERS.
SAT NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT.
SUN...NE WINDS 10 TO 15 KT
BECOMING E 5 TO 10 KT. WAVES 1 TO
2 FT.
MON...E WINDS 5 KT
BECOMING S. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ541-032000-
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-
756 AM EDT THU SEP 3 2026
TODAY
SW WINDS 5 TO 10 KT. WAVES 1 FT. ISOLATED SHOWERS AND TSTMS
THIS MORNING, THEN NUMEROUS SHOWERS AND SCATTERED TSTMS THIS
AFTERNOON.
TONIGHT
W WINDS 5 TO 10 KT. WAVES 1 FT. SCATTERED SHOWERS.
FRI
W WINDS 5 TO 10 KT. WAVES 1 FT. NUMEROUS SHOWERS AND
SCATTERED TSTMS.
FRI NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT. NUMEROUS SHOWERS.
SAT
N WINDS 10 KT. WAVES 1 FT.
SAT NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT.
SUN...NE WINDS 10 TO 15 KT
BECOMING E 5 TO 10 KT. WAVES 1 FT.
MON...NE WINDS 5 KT
BECOMING S. WAVES 1 FT OR LESS.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ542-032000-
PATUXENT RIVER TO BROOMES ISLAND MD-
756 AM EDT THU SEP 3 2026
TODAY
SW WINDS 5 KT. WAVES LESS THAN 1 FT. ISOLATED SHOWERS AND
TSTMS THIS MORNING, THEN SCATTERED SHOWERS AND TSTMS THIS AFTERNOON.
TONIGHT
W WINDS 5 KT. WAVES LESS THAN 1 FT. SCATTERED SHOWERS.
FRI
W WINDS 5 KT. WAVES LESS THAN 1 FT. NUMEROUS SHOWERS AND
SCATTERED TSTMS.
FRI NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT. SCATTERED SHOWERS.
SAT
N WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
SAT NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT.
SUN
NE 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.
ANZ534-032000-
CHESAPEAKE BAY FROM DRUM POINT TO SMITH POINT-
756 AM EDT THU SEP 3 2026
TODAY
S WINDS 10 KT. WAVES 1 FT. ISOLATED SHOWERS AND TSTMS THIS
MORNING, THEN SCATTERED SHOWERS AND TSTMS THIS AFTERNOON.
TONIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT. SCATTERED SHOWERS.
FRI
W WINDS 5 TO 10 KT. WAVES 1 FT. NUMEROUS SHOWERS AND
SCATTERED TSTMS.
FRI NIGHT
W WINDS 5 TO 10 KT. GUSTS UP TO 20 KT AFTER MIDNIGHT.
WAVES 1 TO 2 FT. SCATTERED SHOWERS.
SAT
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT. A CHANCE
OF SHOWERS.
SAT NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT.
SUN...NE WINDS 10 TO 15 KT
BECOMING E. WAVES 2 FT.
MON...E WINDS 5 TO 10 KT
BECOMING S AFTER MIDNIGHT. WAVES 1 TO
2 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ543-032000-
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND-
756 AM EDT THU SEP 3 2026
TODAY
S WINDS 5 TO 10 KT. WAVES 1 FT. ISOLATED SHOWERS AND TSTMS
THIS MORNING, THEN SCATTERED SHOWERS AND TSTMS THIS AFTERNOON.
TONIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT. SCATTERED SHOWERS.
FRI
W WINDS 5 TO 10 KT. WAVES 1 FT. NUMEROUS SHOWERS AND
SCATTERED TSTMS.
FRI NIGHT
W WINDS 5 TO 10 KT. GUSTS UP TO 20 KT AFTER MIDNIGHT.
WAVES 1 FT. NUMEROUS SHOWERS.
SAT
N WINDS 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT. A CHANCE OF
SHOWERS.
SAT NIGHT
N WINDS 5 TO 10 KT. WAVES 1 FT.
SUN...NE WINDS 10 TO 15 KT
BECOMING E 5 TO 10 KT AFTER MIDNIGHT.
WAVES 1 FT.
MON...E WINDS 5 TO 10 KT
BECOMING S. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
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