512
FZUS51 KLWX 080627
CWFLWX
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
226 AM EDT THU OCT 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-
226 AM EDT THU OCT 8 2026
.SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...
A DRY COLD FRONT WILL PASS THROUGH THE AREA TODAY, WITH ANOTHER AREA
OF HIGH PRESSURE BUILDING OVERHEAD FRIDAY AND SATURDAY. THE
REMNANTS OF ISAIAS WILL APPROACH BY SUNDAY, WITH SMALL CRAFT
ADVISORIES POSSIBLE.
ANZ535-082000-
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD-
226 AM EDT THU OCT 8 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 6 AM EDT THIS MORNING THROUGH
THIS AFTERNOON...
OVERNIGHT
S WINDS 5 KT. WAVES LESS THAN 1 FT.
THU
W WINDS 5 TO 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
THU NIGHT
NW WINDS AROUND 5 KT. WAVES 1 FT.
FRI
W WINDS AROUND 5 KT. WAVES 1 FT.
FRI NIGHT
NE WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
SAT
E WINDS AROUND 5 KT. WAVES 1 FT.
SAT NIGHT
SE WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF
SHOWERS.
SUN...E WINDS 5 TO 10 KT
BECOMING SW AFTER MIDNIGHT. WAVES 1 FT.
SHOWERS.
MON
NW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS IN THE
MORNING.
ANZ536-082000-
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND-
226 AM EDT THU OCT 8 2026
OVERNIGHT
SW WINDS 10 KT. WAVES 1 FT.
THU
W WINDS 5 TO 10 KT. WAVES 1 FT.
THU NIGHT
NW WINDS AROUND 5 KT. WAVES 1 FT.
FRI
NW WINDS AROUND 5 KT. WAVES 1 FT.
FRI NIGHT
NE WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
SAT
E WINDS AROUND 5 KT. WAVES 1 FT.
SAT NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
SUN...SE WINDS 10 TO 15 KT
BECOMING S 5 TO 10 KT AFTER MIDNIGHT.
WAVES 1 TO 2 FT. SHOWERS THROUGH THE DAY, THEN SHOWERS WITH A CHANCE
OF TSTMS THROUGH THE NIGHT.
MON
NW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS IN THE
MORNING.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ537-082000-
TIDAL POTOMAC FROM COBB ISLAND TO SMITH POINT-
226 AM EDT THU OCT 8 2026
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 AM EDT EARLY THIS
MORNING...
OVERNIGHT
SW WINDS 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
THU
W WINDS 5 TO 10 KT. WAVES 1 FT.
THU NIGHT
N WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
FRI
NW WINDS AROUND 5 KT. WAVES FLAT.
FRI NIGHT
NE WINDS AROUND 5 KT. WAVES FLAT.
SAT
E WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
E WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. A CHANCE OF
SHOWERS.
SUN...SE WINDS 15 TO 20 KT
BECOMING S 10 TO 15 KT AFTER MIDNIGHT.
WAVES 2 TO 3 FT. SHOWERS THROUGH THE DAY, THEN SHOWERS WITH A CHANCE
OF TSTMS THROUGH THE NIGHT.
MON
NW WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS
AND TSTMS IN THE MORNING, THEN A CHANCE OF SHOWERS IN THE AFTERNOON.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ530-082000-
CHESAPEAKE BAY NORTH OF POOLES ISLAND-
226 AM EDT THU OCT 8 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 6 AM EDT THIS MORNING THROUGH
THIS AFTERNOON...
OVERNIGHT
SW WINDS 10 KT. WAVES 1 FT.
THU
W WINDS 5 TO 10 KT. WAVES 1 FT.
THU NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
W WINDS AROUND 5 KT. WAVES 1 FT.
FRI NIGHT
N WINDS AROUND 5 KT. WAVES 1 FT.
SAT
E WINDS 5 KT. WAVES LESS THAN 1 FT.
SAT NIGHT
SE WINDS 5 TO 10 KT. WAVES 1 FT.
SUN
E WINDS 10 TO 15 KT. WAVES 1 FT. A CHANCE OF SHOWERS IN THE
MORNING, THEN SHOWERS LIKELY.
MON
NW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS IN THE
MORNING.
ANZ531-082000-
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT-
226 AM EDT THU OCT 8 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON
OVERNIGHT
SW WINDS 10 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
THU
W WINDS 5 TO 10 KT. WAVES 1 FT.
THU NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
W WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
FRI NIGHT
N WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
SAT
E WINDS 5 KT. WAVES LESS THAN 1 FT.
SAT NIGHT
SE WINDS 5 TO 10 KT. WAVES 1 FT.
SUN...SE WINDS 10 TO 15 KT
BECOMING S AFTER MIDNIGHT. WAVES 1 TO
2 FT. SHOWERS.
MON
NW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS IN THE
MORNING.
ANZ538-082000-
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-
226 AM EDT THU OCT 8 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 6 AM EDT THIS MORNING THROUGH
THIS AFTERNOON...
OVERNIGHT
SW WINDS 10 KT. WAVES 1 FT.
THU
W WINDS 5 TO 10 KT. WAVES 1 FT.
THU NIGHT
NW WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI
W WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI NIGHT
N WINDS AROUND 5 KT. WAVES FLAT.
SAT
E WINDS 5 KT. WAVES LESS THAN 1 FT.
SAT NIGHT
SE WINDS 5 KT. WAVES LESS THAN 1 FT.
SUN...SE WINDS 10 TO 15 KT
BECOMING S 5 TO 10 KT AFTER MIDNIGHT.
WAVES 1 TO 2 FT. SHOWERS.
MON
NW WINDS 5 TO 10 KT. WAVES 1 FT OR LESS. A CHANCE OF SHOWERS
IN THE MORNING.
ANZ539-082000-
CHESTER RIVER TO QUEENSTOWN MD-
226 AM EDT THU OCT 8 2026
OVERNIGHT
SW WINDS 10 KT. WAVES 2 FT.
THU
W WINDS 5 TO 10 KT. WAVES 1 FT.
THU NIGHT
NW WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI
W WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI NIGHT
N WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
SAT
E WINDS 5 KT. WAVES FLAT.
SAT NIGHT
SE WINDS 5 TO 10 KT. WAVES 1 FT.
SUN...SE WINDS 10 TO 15 KT
BECOMING S 5 TO 10 KT AFTER MIDNIGHT.
WAVES 1 FT. SHOWERS.
MON
NW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS IN THE
MORNING.
ANZ532-082000-
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH-
226 AM EDT THU OCT 8 2026
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 AM EDT EARLY THIS
MORNING...
OVERNIGHT
SW WINDS 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
THU
W WINDS 10 KT. WAVES 1 TO 2 FT.
THU NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
W WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI NIGHT
N WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
SAT
SE WINDS 5 KT. WAVES LESS THAN 1 FT.
SAT NIGHT
SE WINDS 5 TO 10 KT. WAVES 1 FT.
SUN...SE WINDS 15 TO 20 KT
BECOMING S 10 TO 15 KT AFTER MIDNIGHT.
WAVES 2 TO 3 FT. SHOWERS.
MON
NW WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS IN
THE MORNING.
ANZ540-082000-
EASTERN BAY-
226 AM EDT THU OCT 8 2026
OVERNIGHT
SW WINDS 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
THU
W WINDS 5 TO 10 KT. WAVES 1 FT.
THU NIGHT
NW WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI
W WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
FRI NIGHT
NE WINDS AROUND 5 KT. WAVES FLAT.
SAT
SE WINDS 5 KT. WAVES FLAT.
SAT NIGHT
SE WINDS 5 TO 10 KT. WAVES 1 FT.
SUN...SE WINDS 10 TO 15 KT
BECOMING S AFTER MIDNIGHT. WAVES 1 TO
2 FT. SHOWERS.
MON
NW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS IN THE
MORNING.
ANZ533-082000-
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT-
226 AM EDT THU OCT 8 2026
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 AM EDT EARLY THIS
MORNING...
OVERNIGHT
SW WINDS 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
THU
W WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.
THU NIGHT
NW WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI
NW WINDS 5 KT. WAVES FLAT.
FRI NIGHT
N WINDS AROUND 5 KT. WAVES FLAT.
SAT
E WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
SE WINDS 5 TO 10 KT. WAVES 1 FT.
SUN...SE WINDS 15 TO 20 KT
BECOMING S 10 TO 15 KT AFTER MIDNIGHT.
WAVES 2 TO 3 FT. SHOWERS THROUGH THE DAY, THEN SHOWERS WITH A CHANCE
OF TSTMS THROUGH THE NIGHT.
MON
NW WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS IN
THE MORNING.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ541-082000-
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-
226 AM EDT THU OCT 8 2026
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 AM EDT EARLY THIS
MORNING...
OVERNIGHT
SW WINDS 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
THU
W WINDS 5 TO 10 KT. WAVES 1 FT.
THU NIGHT
N WINDS AROUND 5 KT. WAVES 1 FT.
FRI
NW WINDS AROUND 5 KT. WAVES FLAT.
FRI NIGHT
NE WINDS AROUND 5 KT. WAVES FLAT.
SAT
SE WINDS 5 KT. WAVES LESS THAN 1 FT.
SAT NIGHT
SE WINDS 5 TO 10 KT. WAVES 1 FT.
SUN...SE WINDS 10 TO 15 KT
BECOMING S AFTER MIDNIGHT. WAVES 1 TO
2 FT. SHOWERS THROUGH THE DAY, THEN SHOWERS WITH A CHANCE OF TSTMS
THROUGH THE NIGHT.
MON
NW WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS IN
THE MORNING.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ542-082000-
PATUXENT RIVER TO BROOMES ISLAND MD-
226 AM EDT THU OCT 8 2026
OVERNIGHT
SW WINDS 10 KT. WAVES 1 FT.
THU
W WINDS 5 TO 10 KT. WAVES 1 FT.
THU NIGHT
NW WINDS AROUND 5 KT. WAVES 1 FT.
FRI
NW WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI NIGHT
N WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
SAT
E WINDS AROUND 5 KT. WAVES 1 FT.
SAT NIGHT
SE WINDS 5 TO 10 KT. WAVES 1 FT.
SUN...SE WINDS 10 TO 15 KT
BECOMING S 5 TO 10 KT AFTER MIDNIGHT.
WAVES 1 FT. SHOWERS THROUGH THE DAY, THEN SHOWERS WITH A CHANCE OF
TSTMS THROUGH THE NIGHT.
MON
NW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND
TSTMS IN THE MORNING, THEN A CHANCE OF SHOWERS IN THE AFTERNOON.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ534-082000-
CHESAPEAKE BAY FROM DRUM POINT TO SMITH POINT-
226 AM EDT THU OCT 8 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 AM EDT THIS MORNING
OVERNIGHT
SW WINDS 15 KT WITH GUSTS TO 20 KT. WAVES 2 TO 3 FT.
THU...W WINDS 10 TO 15 KT WITH GUSTS TO 20 KT
BECOMING NW 5 TO
10 KT IN THE AFTERNOON. WAVES 1 TO 2 FT.
THU NIGHT
N WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI
NW WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
FRI NIGHT
N WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
SAT
E WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
E WINDS 10 TO 15 KT. WAVES 2 FT.
SUN...SE WINDS 15 TO 20 KT
BECOMING S 10 TO 15 KT AFTER MIDNIGHT.
WAVES 3 FT. SHOWERS THROUGH THE DAY, THEN SHOWERS WITH A CHANCE OF
TSTMS THROUGH THE NIGHT.
MON...W WINDS 10 TO 15 KT
BECOMING NW. WAVES 1 TO 2 FT. SHOWERS
LIKELY WITH A CHANCE OF TSTMS IN THE MORNING, THEN A CHANCE OF
SHOWERS IN THE AFTERNOON.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ543-082000-
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND-
226 AM EDT THU OCT 8 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 AM EDT THIS MORNING
OVERNIGHT
SW WINDS 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
THU...SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT
BECOMING NW 5 TO
10 KT IN THE AFTERNOON. WAVES 1 TO 2 FT.
THU NIGHT
N WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI
NW WINDS 5 KT. WAVES FLAT.
FRI NIGHT
N WINDS 5 KT. WAVES FLAT.
SAT
E WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
E WINDS 10 TO 15 KT. WAVES 1 FT.
SUN...SE WINDS 15 TO 20 KT
BECOMING S AFTER MIDNIGHT. WAVES 2 FT.
SHOWERS THROUGH THE DAY, THEN SHOWERS WITH A CHANCE OF TSTMS THROUGH
THE NIGHT.
MON...W WINDS 10 TO 15 KT
BECOMING NW. WAVES 1 TO 2 FT. SHOWERS
LIKELY WITH A CHANCE OF TSTMS IN THE MORNING, THEN A CHANCE OF
SHOWERS IN THE AFTERNOON.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
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