174
FZUS51 KLWX 060628
CWFLWX
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
228 AM EDT WED MAY 6 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.
ANZ500-062000-
228 AM EDT WED MAY 6 2026
.SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...
HIGH PRESSURE WILL REMAIN OFF THE EAST COAST THROUGH THIS MORNING. A
FRONTAL SYSTEM WILL SLOWLY CROSS THE WATERS LATER TODAY THROUGH
THURSDAY MORNING. ANOTHER COLD FRONT TRACKS ACROSS THE WATERS THIS
WEEKEND. SMALL CRAFT ADVISORIES MAY BE NEEDED AT TIMES WEDNESDAY
NIGHT THROUGH FRIDAY.
ANZ535-062000-
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD-
228 AM EDT WED MAY 6 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON
OVERNIGHT
S WINDS 15 KT WITH GUSTS TO 25 KT. WAVES 1 FT. A SLIGHT
CHANCE OF SHOWERS.
WED
SW WINDS 10 TO 15 KT WITH GUSTS TO 30 KT. WAVES 2 FT.
SHOWERS.
WED NIGHT
NW WINDS 5 TO 10 KT. GUSTS UP TO 20 KT IN THE EVENING.
WAVES 1 FT. SHOWERS LIKELY.
THU
N WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF SHOWERS.
THU NIGHT
NW WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI
W WINDS 5 TO 10 KT. WAVES 1 FT.
FRI NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
SAT
SW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS THROUGH
THE DAY.
SUN
S WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS LIKELY THROUGH THE
NIGHT.
ANZ536-062000-
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND-
228 AM EDT WED MAY 6 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON
OVERNIGHT
S WINDS 15 KT WITH GUSTS TO 25 KT. WAVES 2 FT.
WED
SW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT. SHOWERS
LIKELY.
WED NIGHT...SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT
BECOMING N
5 TO 10 KT IN THE LATE EVENING AND OVERNIGHT. WAVES 1 FT. SHOWERS
WITH A CHANCE OF TSTMS.
THU
N WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS LIKELY.
THU NIGHT
W WINDS AROUND 5 KT. WAVES 1 FT.
FRI
W WINDS 5 TO 10 KT. WAVES 1 FT.
FRI NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
SAT
S WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS THROUGH
THE DAY.
SUN
S WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS LIKELY THROUGH THE
NIGHT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ537-062000-
TIDAL POTOMAC FROM COBB ISLAND TO SMITH POINT-
228 AM EDT WED MAY 6 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON
OVERNIGHT
S WINDS 15 KT WITH GUSTS TO 25 KT. WAVES 2 FT.
WED
SW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT. A
CHANCE OF SHOWERS.
WED NIGHT...SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT
BECOMING N
5 TO 10 KT AFTER MIDNIGHT. WAVES 1 TO 2 FT. SHOWERS.
THU
N WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS.
THU NIGHT
W WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
FRI
W WINDS 5 TO 10 KT. WAVES 1 FT.
FRI NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
SAT
S WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
SUN
S WINDS 5 TO 10 KT. WAVES 1 TO 2 FT. SHOWERS LIKELY THROUGH
THE NIGHT.
ANZ530-062000-
CHESAPEAKE BAY NORTH OF POOLES ISLAND-
228 AM EDT WED MAY 6 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON
OVERNIGHT
S WINDS 20 KT WITH GUSTS TO 30 KT. WAVES 2 FT.
WED
SW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT.
SHOWERS.
WED NIGHT...W WINDS 5 TO 10 KT
BECOMING N AFTER MIDNIGHT. WAVES
1 FT. A CHANCE OF SHOWERS.
THU
NW WINDS 5 TO 10 KT. WAVES 1 FT.
THU NIGHT
W WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
W WINDS 5 TO 10 KT. GUSTS UP TO 20 KT IN THE AFTERNOON. WAVES
1 FT.
FRI NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
SAT...SW WINDS 5 TO 10 KT. WAVES 1 TO 2 FT
SUBSIDING TO FLAT
AFTER MIDNIGHT. SHOWERS LIKELY THROUGH THE DAY.
SUN
S WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS LIKELY THROUGH THE
NIGHT.
ANZ531-062000-
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT-
228 AM EDT WED MAY 6 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON
OVERNIGHT
S WINDS 20 KT WITH GUSTS TO 25 KT. WAVES 3 FT.
WED
S WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 3 FT. SHOWERS.
WED NIGHT...W WINDS 5 TO 10 KT
BECOMING N AFTER MIDNIGHT. WAVES
1 TO 2 FT. SHOWERS LIKELY.
THU
NW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
THU NIGHT
W WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
W WINDS 5 TO 10 KT. WAVES 1 FT.
FRI NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
SAT...SW WINDS 10 TO 15 KT
BECOMING S 5 KT AFTER MIDNIGHT. WAVES
1 TO 2 FT...SUBSIDING TO FLAT AFTER MIDNIGHT. A CHANCE OF SHOWERS
THROUGH THE DAY.
SUN
S WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. SHOWERS LIKELY THROUGH
THE NIGHT.
ANZ538-062000-
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-
228 AM EDT WED MAY 6 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON
OVERNIGHT
S WINDS 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
WED
SW WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 1 FT.
SHOWERS.
WED NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS LIKELY.
THU
NW WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
THU NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
FRI
W WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
FRI NIGHT
S WINDS 5 KT. WAVES LESS THAN 1 FT.
SAT...SW WINDS 5 TO 10 KT
BECOMING LIGHT. WAVES 1 FT OR LESS. A
CHANCE OF SHOWERS THROUGH THE DAY.
SUN
S WINDS 5 TO 10 KT. WAVES 1 FT OR LESS. SHOWERS LIKELY
THROUGH THE NIGHT.
ANZ539-062000-
CHESTER RIVER TO QUEENSTOWN MD-
228 AM EDT WED MAY 6 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON
OVERNIGHT
S WINDS 15 KT WITH GUSTS TO 25 KT. WAVES 2 FT.
WED
S WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT. SHOWERS.
WED NIGHT...W WINDS 10 KT
BECOMING N AFTER MIDNIGHT. WAVES 1 FT.
SHOWERS.
THU
NW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
THU NIGHT
W WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
W WINDS 5 TO 10 KT. WAVES 1 FT.
FRI NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
SAT...S WINDS 5 TO 10 KT. WAVES 1 TO 2 FT
SUBSIDING TO FLAT AFTER
MIDNIGHT. A CHANCE OF SHOWERS THROUGH THE DAY.
SUN
S WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS LIKELY THROUGH THE
NIGHT.
ANZ532-062000-
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH-
228 AM EDT WED MAY 6 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON
OVERNIGHT
S WINDS 20 KT WITH GUSTS TO 25 KT. WAVES 3 FT.
WED
S WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 3 FT. SHOWERS
LIKELY.
WED NIGHT...W WINDS 5 TO 10 KT
BECOMING N AFTER MIDNIGHT. WAVES
1 TO 2 FT. SHOWERS.
THU
N WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
THU NIGHT
W WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
W WINDS 5 TO 10 KT. WAVES 1 FT.
FRI NIGHT
S WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.
SAT...SW WINDS 10 TO 15 KT
BECOMING S 5 KT AFTER MIDNIGHT. WAVES
1 TO 2 FT. A CHANCE OF SHOWERS THROUGH THE DAY.
SUN...S WINDS 5 KT
BECOMING SW 10 TO 15 KT. WAVES 1 TO 2 FT.
SHOWERS LIKELY THROUGH THE NIGHT.
ANZ540-062000-
EASTERN BAY-
228 AM EDT WED MAY 6 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON
OVERNIGHT
S WINDS 15 KT WITH GUSTS TO 25 KT. WAVES 2 FT.
WED
S WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 2 FT. SHOWERS
LIKELY.
WED NIGHT...W WINDS 5 TO 10 KT
BECOMING N AFTER MIDNIGHT. WAVES
1 FT. SHOWERS.
THU
N WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS LIKELY.
THU NIGHT
W WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
W WINDS 5 TO 10 KT. WAVES 1 FT.
FRI NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
SAT...S WINDS 10 TO 15 KT
DIMINISHING TO 5 KT AFTER MIDNIGHT.
WAVES 1 TO 2 FT...SUBSIDING TO FLAT AFTER MIDNIGHT. A CHANCE OF
SHOWERS THROUGH THE DAY.
SUN
S WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS LIKELY THROUGH THE
NIGHT.
ANZ533-062000-
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT-
228 AM EDT WED MAY 6 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON
OVERNIGHT
S WINDS 20 KT WITH GUSTS TO 25 KT. WAVES 3 FT.
WED
S WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 3 FT. SHOWERS
LIKELY.
WED NIGHT...SW WINDS 10 TO 15 KT
BECOMING NW IN THE LATE EVENING
AND OVERNIGHT. WAVES 2 FT. SHOWERS.
THU
N WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. SHOWERS.
THU NIGHT
W WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
W WINDS 5 TO 10 KT. WAVES 1 FT.
FRI NIGHT
S WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.
SAT...S WINDS 10 TO 15 KT
DIMINISHING TO 5 KT AFTER MIDNIGHT.
WAVES 1 TO 2 FT. A CHANCE OF SHOWERS.
SUN
S WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. SHOWERS LIKELY THROUGH
THE NIGHT.
ANZ541-062000-
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-
228 AM EDT WED MAY 6 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON
OVERNIGHT
S WINDS 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT.
WED
S WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT. SHOWERS
LIKELY.
WED NIGHT...W WINDS 5 TO 10 KT
BECOMING N 10 TO 15 KT AFTER
MIDNIGHT. WAVES 1 TO 2 FT. SHOWERS.
THU
N WINDS 10 TO 15 KT. WAVES 1 FT. SHOWERS.
THU NIGHT
W WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
W WINDS 5 TO 10 KT. WAVES 1 FT.
FRI NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
SAT...S WINDS 10 TO 15 KT
DIMINISHING TO 5 KT AFTER MIDNIGHT.
WAVES 1 TO 2 FT. A CHANCE OF SHOWERS.
SUN...S WINDS 5 KT
INCREASING TO 10 TO 15 KT. WAVES 1 FT. SHOWERS
LIKELY THROUGH THE NIGHT.
ANZ542-062000-
PATUXENT RIVER TO BROOMES ISLAND MD-
228 AM EDT WED MAY 6 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON
OVERNIGHT
S WINDS 15 KT WITH GUSTS TO 25 KT. WAVES 1 FT.
WED
SW WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 1 FT. A
CHANCE OF SHOWERS.
WED NIGHT...W WINDS 5 TO 10 KT
BECOMING N AFTER MIDNIGHT. WAVES
1 FT. SHOWERS.
THU
N WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS.
THU NIGHT
W WINDS AROUND 5 KT. WAVES 1 FT.
FRI
W WINDS 5 TO 10 KT. WAVES 1 FT.
FRI NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
SAT
S WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
SUN
S WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS LIKELY THROUGH THE
NIGHT.
ANZ534-062000-
CHESAPEAKE BAY FROM DRUM POINT TO SMITH POINT-
228 AM EDT WED MAY 6 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON
OVERNIGHT
S WINDS 20 KT WITH GUSTS TO 25 KT. WAVES 3 FT.
WED
S WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 3 FT. A CHANCE
OF SHOWERS.
WED NIGHT...SW WINDS 10 TO 15 KT
BECOMING NW AFTER MIDNIGHT.
WAVES 2 FT. SHOWERS.
THU
N WINDS 10 TO 15 KT. WAVES 2 FT. SHOWERS.
THU NIGHT
W WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
FRI...NW WINDS 10 TO 15 KT
BECOMING SW 5 TO 10 KT IN THE
AFTERNOON. WAVES 1 TO 2 FT.
FRI NIGHT
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
SAT
S WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS.
SUN
S WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. SHOWERS LIKELY THROUGH
THE NIGHT.
ANZ543-062000-
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND-
228 AM EDT WED MAY 6 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON
OVERNIGHT
S WINDS 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT.
WED
S WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT.
WED NIGHT...SW WINDS 10 TO 15 KT
BECOMING NW AFTER MIDNIGHT.
GUSTS UP TO 20 KT. WAVES 1 TO 2 FT. SHOWERS.
THU
N WINDS 10 TO 15 KT. WAVES 1 FT. SHOWERS.
THU NIGHT
W WINDS 10 TO 15 KT. GUSTS UP TO 20 KT AFTER MIDNIGHT.
WAVES 1 FT.
FRI...NW WINDS 10 TO 15 KT
BECOMING SW 5 TO 10 KT IN THE
AFTERNOON. WAVES 1 FT.
FRI NIGHT
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO
2 FT.
SAT
S WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS.
SUN
S WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS IN
THE EVENING. SHOWERS LIKELY AFTER MIDNIGHT.
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