590
FZUS51 KLWX 031458
CWFLWX
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1058 AM EDT SAT OCT 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-
1058 AM EDT SAT OCT 3 2026
.SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...
A COLD FRONT WILL STALL NEAR THE AREA THIS WEEKEND AS A WAVE OF LOW
PRESSURE PASSES TO THE SOUTH. A SECOND COLD FRONT WILL CROSS THE
AREA MONDAY. HIGH PRESSURE WILL FOLLOW THROUGH THE MIDDLE OF NEXT
WEEK. SMALL CRAFT ADVISORIES WILL LIKELY BE NEEDED MONDAY INTO
TUESDAY.
ANZ535-032000-
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD-
1058 AM EDT SAT OCT 3 2026
REST OF TODAY
NE WINDS 5 KT. WAVES LESS THAN 1 FT. SHOWERS.
TONIGHT
NE WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
SUN
NE WINDS AROUND 5 KT. WAVES 1 FT. SHOWERS.
SUN NIGHT
N WINDS AROUND 5 KT. WAVES 1 FT.
MON
NW WINDS 5 TO 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
MON NIGHT
N WINDS 5 TO 10 KT. GUSTS UP TO 20 KT IN THE EVENING.
WAVES 1 FT.
TUE
N WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
WED
S WINDS AROUND 5 KT. WAVES 1 FT.
ANZ536-032000-
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND-
1058 AM EDT SAT OCT 3 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 PM EDT THIS AFTERNOON
REST OF TODAY
N WINDS 5 KT. WAVES LESS THAN 1 FT. SHOWERS.
TONIGHT
NE WINDS AROUND 5 KT. WAVES 1 FT. SHOWERS LIKELY.
SUN
NE WINDS AROUND 5 KT. WAVES 1 FT. SHOWERS.
SUN NIGHT
NW WINDS AROUND 5 KT. WAVES 1 FT.
MON
NW WINDS 5 TO 10 KT. WAVES 1 FT.
MON NIGHT
N WINDS 5 TO 10 KT. WAVES 1 FT.
TUE...N WINDS 5 TO 10 KT
BECOMING LIGHT. WAVES 1 FT OR LESS.
WED
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
ANZ537-032000-
TIDAL POTOMAC FROM COBB ISLAND TO SMITH POINT-
1058 AM EDT SAT OCT 3 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 PM EDT THIS AFTERNOON
REST OF TODAY
N WINDS 10 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.
A CHANCE OF SHOWERS LATE THIS MORNING, THEN SHOWERS THIS AFTERNOON.
TONIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS.
SUN
NE WINDS 5 TO 10 KT. WAVES 1 TO 2 FT. SHOWERS.
SUN NIGHT
NW WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF
SHOWERS.
MON
NW WINDS 5 TO 10 KT. WAVES 1 FT.
MON NIGHT
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO
2 FT.
TUE...N WINDS 10 TO 15 KT
BECOMING NE AROUND 5 KT. WAVES 1 TO
2 FT...SUBSIDING TO FLAT AFTER MIDNIGHT.
WED
SE WINDS AROUND 5 KT. WAVES FLAT.
ANZ530-032000-
CHESAPEAKE BAY NORTH OF POOLES ISLAND-
1058 AM EDT SAT OCT 3 2026
REST OF TODAY
NE WINDS 5 TO 10 KT. WAVES 1 FT.
TONIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT.
SUN
NE WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS.
SUN NIGHT
N WINDS AROUND 5 KT. WAVES 1 FT OR LESS. A CHANCE OF
SHOWERS.
MON
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
MON NIGHT
NW WINDS 10 TO 15 KT. WAVES 1 FT.
TUE
NW WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
WED
S WINDS AROUND 5 KT. WAVES FLAT.
ANZ531-032000-
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT-
1058 AM EDT SAT OCT 3 2026
REST OF TODAY
NE WINDS 5 TO 10 KT. WAVES 1 TO 2 FT. A CHANCE OF
SHOWERS LATE THIS MORNING, THEN A SLIGHT CHANCE OF SHOWERS THIS
AFTERNOON.
TONIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
SUN
NE WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS.
SUN NIGHT
N WINDS 5 TO 10 KT. WAVES 1 FT OR LESS. A CHANCE OF
SHOWERS.
MON
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.
MON NIGHT
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
TUE...N WINDS 10 TO 15 KT
DIMINISHING TO AROUND 5 KT. WAVES 1 TO
2 FT...SUBSIDING TO FLAT.
WED
S WINDS 5 KT. WAVES LESS THAN 1 FT.
ANZ538-032000-
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-
1058 AM EDT SAT OCT 3 2026
REST OF TODAY
NE WINDS 5 KT. WAVES LESS THAN 1 FT. SHOWERS LIKELY
LATE THIS MORNING, THEN A SLIGHT CHANCE OF SHOWERS THIS AFTERNOON.
TONIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
SUN
NE WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS.
SUN NIGHT
N WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
MON
NW WINDS 5 TO 10 KT. WAVES 1 FT.
MON NIGHT
NW WINDS 10 KT. WAVES 1 FT.
TUE...N WINDS 5 TO 10 KT
BECOMING LIGHT. WAVES 1 FT OR LESS.
WED
SW WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
ANZ539-032000-
CHESTER RIVER TO QUEENSTOWN MD-
1058 AM EDT SAT OCT 3 2026
REST OF TODAY
NE WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF
SHOWERS.
TONIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
SUN
NE WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS.
SUN NIGHT
N WINDS AROUND 5 KT. WAVES 1 FT OR LESS. A CHANCE OF
SHOWERS.
MON
NW WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.
MON NIGHT
N WINDS 10 TO 15 KT. WAVES 2 FT.
TUE...N WINDS 5 TO 10 KT...BECOMING LIGHT. WAVES 1 TO 2 FT
SUBSIDING TO FLAT.
WED
S WINDS AROUND 5 KT. WAVES FLAT.
ANZ532-032000-
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH-
1058 AM EDT SAT OCT 3 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 PM EDT THIS AFTERNOON
REST OF TODAY
NE WINDS 10 KT. GUSTS UP TO 20 KT LATE THIS MORNING
AND EARLY AFTERNOON. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS LATE THIS
MORNING, THEN SHOWERS LIKELY THIS AFTERNOON.
TONIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
SUN
NE WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS.
SUN NIGHT
N WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
MON
NW WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
MON NIGHT
N WINDS 15 TO 20 KT. WAVES 2 FT.
TUE...N WINDS 10 TO 15 KT
DIMINISHING TO AROUND 5 KT. WAVES 1 TO
2 FT...SUBSIDING TO FLAT.
WED
S WINDS 5 KT. WAVES LESS THAN 1 FT.
ANZ540-032000-
EASTERN BAY-
1058 AM EDT SAT OCT 3 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 PM EDT THIS AFTERNOON
REST OF TODAY
NE WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF
SHOWERS LATE THIS MORNING, THEN SHOWERS LIKELY THIS AFTERNOON.
TONIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
SUN
NE WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS.
SUN NIGHT
N WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF
SHOWERS.
MON
NW WINDS 5 TO 10 KT. WAVES 1 FT.
MON NIGHT
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
TUE...N WINDS 10 TO 15 KT
BECOMING E AROUND 5 KT. WAVES 1 FT OR
LESS.
WED
S WINDS AROUND 5 KT. WAVES FLAT.
ANZ533-032000-
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT-
1058 AM EDT SAT OCT 3 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 PM EDT THIS AFTERNOON
REST OF TODAY
NE WINDS 10 KT WITH GUSTS TO 20 KT. WAVES 1 TO
2 FT. SHOWERS LIKELY.
TONIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
SUN
NE WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS.
SUN NIGHT
N WINDS 5 TO 10 KT. WAVES 1 FT.
MON
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.
MON NIGHT
N WINDS 15 TO 20 KT. WAVES 2 TO 3 FT.
TUE...N WINDS 10 TO 15 KT
BECOMING NE AROUND 5 KT. WAVES 1 TO
2 FT...SUBSIDING TO FLAT AFTER MIDNIGHT.
WED
SE WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
ANZ541-032000-
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-
1058 AM EDT SAT OCT 3 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 PM EDT THIS AFTERNOON
REST OF TODAY
NE WINDS 5 TO 10 KT. GUSTS UP TO 20 KT LATE THIS
MORNING AND EARLY AFTERNOON. WAVES 1 FT. SHOWERS LIKELY.
TONIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
SUN
NE WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS.
SUN NIGHT
N WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF
SHOWERS.
MON
NW WINDS 10 TO 15 KT. WAVES 1 FT.
MON NIGHT
N WINDS 15 TO 20 KT. WAVES 2 FT.
TUE...N WINDS 10 TO 15 KT
BECOMING NE AROUND 5 KT. WAVES 1 TO
2 FT...SUBSIDING TO FLAT.
WED
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
ANZ542-032000-
PATUXENT RIVER TO BROOMES ISLAND MD-
1058 AM EDT SAT OCT 3 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 PM EDT THIS AFTERNOON
REST OF TODAY
N WINDS 5 TO 10 KT. GUSTS UP TO 20 KT LATE THIS
MORNING AND EARLY AFTERNOON. WAVES 1 FT. SHOWERS.
TONIGHT
NE WINDS 5 KT. WAVES LESS THAN 1 FT. SHOWERS LIKELY.
SUN
NE WINDS 5 KT. WAVES LESS THAN 1 FT. SHOWERS.
SUN NIGHT
N WINDS AROUND 5 KT. WAVES 1 FT.
MON
NW WINDS 5 TO 10 KT. WAVES 1 FT.
MON NIGHT
N WINDS 5 TO 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
TUE...N WINDS 5 TO 10 KT
BECOMING LIGHT. WAVES 1 FT OR LESS.
WED
SE WINDS AROUND 5 KT. WAVES 1 FT.
ANZ534-032000-
CHESAPEAKE BAY FROM DRUM POINT TO SMITH POINT-
1058 AM EDT SAT OCT 3 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 PM EDT THIS AFTERNOON
REST OF TODAY
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 TO
3 FT. A CHANCE OF SHOWERS LATE THIS MORNING, THEN SHOWERS THIS
AFTERNOON.
TONIGHT
NE WINDS 10 KT. WAVES 2 FT. SHOWERS LIKELY.
SUN
NE WINDS 5 TO 10 KT. WAVES 1 TO 2 FT. SHOWERS.
SUN NIGHT
N WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
MON
NW WINDS 10 TO 15 KT. WAVES 2 FT.
MON NIGHT
N WINDS 15 TO 20 KT. WAVES 2 TO 3 FT.
TUE...N WINDS 15 TO 20 KT
BECOMING NE 5 TO 10 KT. WAVES 2 TO
3 FT...SUBSIDING TO 1 FT.
WED
SE WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
ANZ543-032000-
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND-
1058 AM EDT SAT OCT 3 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 PM EDT THIS AFTERNOON
REST OF TODAY
NE WINDS 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT. A
CHANCE OF SHOWERS LATE THIS MORNING, THEN SHOWERS THIS AFTERNOON.
TONIGHT
NE WINDS 10 KT. WAVES 1 FT. SHOWERS LIKELY.
SUN
E WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS.
SUN NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
MON
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
MON NIGHT
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
TUE...N WINDS 10 TO 15 KT
BECOMING NE 5 KT AFTER MIDNIGHT. WAVES
1 TO 2 FT...SUBSIDING TO FLAT AFTER MIDNIGHT.
WED
SE WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
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