118
FZUS51 KLWX 082207
CWFLWX
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
607 PM EDT FRI MAY 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.
ANZ500-090800-
607 PM EDT FRI MAY 8 2026
.SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...
HIGH PRESSURE WILL MOVE OFFSHORE TONIGHT. A WARM FRONT WILL CROSS
THE AREA SUNDAY, FOLLOWED BY A COLD FRONT SLOWLY PUSHING
SOUTHEASTWARD SUNDAY INTO MONDAY. HIGH PRESSURE WILL BUILD IN FROM
THE WEST ON TUESDAY. SMALL CRAFT ADVISORIES MAY BE NEEDED SATURDAY
AND SUNDAY NIGHT THROUGH TUESDAY.
ANZ535-090800-
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD-
607 PM EDT FRI MAY 8 2026
TONIGHT
S WINDS 5 KT. WAVES LESS THAN 1 FT.
SAT
SW WINDS 5 TO 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT. A CHANCE
OF SHOWERS AND TSTMS.
SAT NIGHT
SW WINDS AROUND 5 KT. WAVES 1 FT OR LESS. A CHANCE OF
SHOWERS AND TSTMS.
SUN
SW WINDS AROUND 5 KT. WAVES 1 FT.
SUN NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS LIKELY.
MON
N WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS.
MON NIGHT
N WINDS 5 TO 10 KT. WAVES 1 FT.
TUE...NW WINDS 5 TO 10 KT
BECOMING S AFTER MIDNIGHT. WAVES 1 FT.
WED
S WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS LIKELY.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ536-090800-
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND-
607 PM EDT FRI MAY 8 2026
TONIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
SAT
SW WINDS 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT. A CHANCE OF
SHOWERS AND TSTMS.
SAT NIGHT...SW WINDS 5 TO 10 KT UNTIL EARLY MORNING
BECOMING
LIGHT. WAVES 1 FT OR LESS.
SUN
SW WINDS AROUND 5 KT. WAVES 1 FT.
SUN NIGHT...SE WINDS 5 KT
BECOMING N AFTER MIDNIGHT. WAVES 1 FT.
A CHANCE OF SHOWERS.
MON
N WINDS 10 TO 15 KT. WAVES 1 FT. SHOWERS.
MON NIGHT
N WINDS 5 TO 10 KT. WAVES 1 FT.
TUE...N WINDS 5 TO 10 KT
BECOMING S AFTER MIDNIGHT. WAVES 1 FT.
WED
S WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS IN THE
MORNING, THEN SHOWERS LIKELY.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ537-090800-
TIDAL POTOMAC FROM COBB ISLAND TO SMITH POINT-
607 PM EDT FRI MAY 8 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 AM EDT SATURDAY
TONIGHT
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.
SAT
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
SAT NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
SUN
S WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
SUN NIGHT...SE WINDS 5 TO 10 KT
BECOMING N AFTER MIDNIGHT. WAVES
1 FT. A CHANCE OF SHOWERS.
MON
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT. SHOWERS.
MON NIGHT
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
TUE...NW WINDS 10 TO 15 KT
BECOMING SE AROUND 5 KT. WAVES 1 TO
2 FT.
WED
S WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS
THROUGH THE DAY, THEN SHOWERS LIKELY THROUGH THE NIGHT.
ANZ530-090800-
CHESAPEAKE BAY NORTH OF POOLES ISLAND-
607 PM EDT FRI MAY 8 2026
TONIGHT...SW WINDS 10 KT
BECOMING S AFTER MIDNIGHT. WAVES 1 FT.
SAT
SW WINDS 5 TO 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT. SHOWERS.
SAT NIGHT
SW WINDS AROUND 5 KT. WAVES 1 FT OR LESS. A CHANCE OF
SHOWERS.
SUN
SW WINDS AROUND 5 KT. WAVES 1 FT.
SUN NIGHT
N WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS.
MON
N WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS.
MON NIGHT
N WINDS 5 TO 10 KT. WAVES 1 FT.
TUE...NW WINDS 10 TO 15 KT
BECOMING SW AROUND 5 KT. WAVES 1 FT OR
LESS.
WED
S WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS LIKELY.
ANZ531-090800-
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT-
607 PM EDT FRI MAY 8 2026
TONIGHT
S WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
SAT
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT. SHOWERS
LIKELY.
SAT NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT OR LESS. A CHANCE OF
SHOWERS.
SUN
SW WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
SUN NIGHT...E WINDS 5 KT
BECOMING N 10 TO 15 KT AFTER MIDNIGHT.
WAVES 1 FT. SHOWERS LIKELY.
MON
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT. SHOWERS.
MON NIGHT
N WINDS 10 TO 15 KT. WAVES 2 FT.
TUE...NW WINDS 10 TO 15 KT
BECOMING W 5 TO 10 KT IN THE EVENING,
THEN BECOMING S AFTER MIDNIGHT. WAVES 1 TO 2 FT...SUBSIDING TO FLAT
AFTER MIDNIGHT.
WED
S WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. SHOWERS LIKELY.
ANZ538-090800-
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-
607 PM EDT FRI MAY 8 2026
TONIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
SAT
SW WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS LIKELY.
SAT NIGHT
SW WINDS AROUND 5 KT. WAVES 1 FT OR LESS. A CHANCE OF
SHOWERS.
SUN
SW WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
SUN NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT OR LESS. SHOWERS.
MON
N WINDS 10 KT. WAVES 1 FT. SHOWERS.
MON NIGHT
N WINDS 5 TO 10 KT. WAVES 1 FT.
TUE...NW WINDS 5 TO 10 KT
BECOMING S AFTER MIDNIGHT. WAVES 1 FT
OR LESS.
WED...S WINDS 10 TO 15 KT
DIMINISHING TO 5 KT AFTER MIDNIGHT.
WAVES 1 FT. SHOWERS LIKELY.
ANZ539-090800-
CHESTER RIVER TO QUEENSTOWN MD-
607 PM EDT FRI MAY 8 2026
TONIGHT
S WINDS 10 KT. WAVES 1 FT.
SAT
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT. SHOWERS
LIKELY.
SAT NIGHT
SW WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF
SHOWERS.
SUN
SW WINDS 5 KT. WAVES LESS THAN 1 FT.
SUN NIGHT...SE WINDS 5 KT
BECOMING N AFTER MIDNIGHT. WAVES 1 FT.
SHOWERS LIKELY.
MON
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT. SHOWERS.
MON NIGHT
N WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.
TUE...NW WINDS 10 TO 15 KT
BECOMING SW AROUND 5 KT. WAVES 1 TO
2 FT...SUBSIDING TO FLAT AFTER MIDNIGHT.
WED
S WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS IN
THE MORNING, THEN SHOWERS LIKELY.
ANZ532-090800-
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH-
607 PM EDT FRI MAY 8 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 AM EDT SATURDAY
TONIGHT
S WINDS 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
SAT
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT. SHOWERS
LIKELY WITH A CHANCE OF TSTMS.
SAT NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS
AND TSTMS.
SUN
SW WINDS 5 KT. WAVES LESS THAN 1 FT.
SUN NIGHT...SE WINDS 5 TO 10 KT
BECOMING N 10 TO 15 KT AFTER
MIDNIGHT. WAVES 1 FT. SHOWERS LIKELY.
MON
N WINDS 15 TO 20 KT. WAVES 2 FT. SHOWERS.
MON NIGHT
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
TUE...N WINDS 10 TO 15 KT
BECOMING SW 5 TO 10 KT. WAVES 1 TO
2 FT.
WED
S WINDS 10 TO 15 KT. WAVES 2 TO 3 FT. A CHANCE OF SHOWERS IN
THE MORNING, THEN SHOWERS LIKELY.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ540-090800-
EASTERN BAY-
607 PM EDT FRI MAY 8 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 AM EDT SATURDAY
TONIGHT
S WINDS 10 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.
SAT
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.
SHOWERS LIKELY WITH A CHANCE OF TSTMS.
SAT NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT OR LESS. A CHANCE OF
SHOWERS AND TSTMS.
SUN
SW WINDS 5 KT. WAVES LESS THAN 1 FT.
SUN NIGHT...SE WINDS 5 KT
BECOMING N AFTER MIDNIGHT. WAVES 1 FT.
SHOWERS LIKELY.
MON
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT. SHOWERS.
MON NIGHT
N WINDS 10 TO 15 KT. WAVES 1 FT.
TUE...NW WINDS 10 TO 15 KT
BECOMING SW AROUND 5 KT. WAVES 1 FT OR
LESS.
WED
S WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS IN
THE MORNING, THEN SHOWERS LIKELY.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ533-090800-
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT-
607 PM EDT FRI MAY 8 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 AM EDT SATURDAY
TONIGHT
S WINDS 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
SAT
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT. A CHANCE
OF SHOWERS AND TSTMS.
SAT NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS LIKELY WITH A
CHANCE OF TSTMS.
SUN
SW WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
SUN NIGHT...SE WINDS 5 TO 10 KT
BECOMING N 10 TO 15 KT AFTER
MIDNIGHT. WAVES 1 FT. A CHANCE OF SHOWERS.
MON
N WINDS 15 TO 20 KT. WAVES 3 FT. SHOWERS.
MON NIGHT
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
TUE...N WINDS 10 TO 15 KT
BECOMING SW AROUND 5 KT. WAVES 1 TO
2 FT.
WED
S WINDS 10 TO 15 KT. WAVES 2 TO 3 FT. A CHANCE OF SHOWERS IN
THE MORNING, THEN SHOWERS LIKELY.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ541-090800-
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-
607 PM EDT FRI MAY 8 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 AM EDT SATURDAY
TONIGHT
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.
SAT
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT. A CHANCE
OF SHOWERS AND TSTMS.
SAT NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT OR LESS. SHOWERS LIKELY
WITH A CHANCE OF TSTMS.
SUN
SW WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
SUN NIGHT...SE WINDS 5 TO 10 KT
BECOMING N AFTER MIDNIGHT. WAVES
1 FT. A CHANCE OF SHOWERS.
MON
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT. SHOWERS.
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 SW AROUND 5 KT. WAVES 1 TO
2 FT...SUBSIDING TO FLAT AFTER MIDNIGHT.
WED
S WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS IN
THE MORNING, THEN SHOWERS LIKELY.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ542-090800-
PATUXENT RIVER TO BROOMES ISLAND MD-
607 PM EDT FRI MAY 8 2026
TONIGHT
S WINDS 10 KT. WAVES 1 FT.
SAT
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT. A CHANCE
OF SHOWERS AND TSTMS.
SAT NIGHT
SW WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SHOWERS
AND TSTMS.
SUN
S WINDS AROUND 5 KT. WAVES 1 FT.
SUN NIGHT...SE WINDS 5 TO 10 KT
BECOMING N AFTER MIDNIGHT. WAVES
1 FT. A CHANCE OF SHOWERS.
MON
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT. SHOWERS.
MON NIGHT
N WINDS 5 TO 10 KT. WAVES 1 FT.
TUE...NW WINDS 5 TO 10 KT
BECOMING S AFTER MIDNIGHT. WAVES 1 FT.
WED...S WINDS 10 TO 15 KT
DIMINISHING TO 5 KT AFTER MIDNIGHT.
WAVES 1 FT. A CHANCE OF SHOWERS IN THE MORNING, THEN SHOWERS LIKELY.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ534-090800-
CHESAPEAKE BAY FROM DRUM POINT TO SMITH POINT-
607 PM EDT FRI MAY 8 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 AM EDT SATURDAY
TONIGHT
S WINDS 15 KT WITH GUSTS TO 25 KT. WAVES 2 TO 3 FT.
SAT
S WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 3 FT.
SAT NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 TO 2 FT. A CHANCE OF
SHOWERS.
SUN
S WINDS 5 TO 10 KT. WAVES 1 FT.
SUN NIGHT...S WINDS 5 TO 10 KT
BECOMING W AFTER MIDNIGHT. WAVES
1 FT. A CHANCE OF SHOWERS.
MON
N WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 3 FT. SHOWERS.
MON NIGHT
N WINDS 15 TO 20 KT. WAVES 3 FT.
TUE...N WINDS 15 TO 20 KT
BECOMING NW 5 KT IN THE EVENING, THEN
BECOMING S AFTER MIDNIGHT. WAVES 2 TO 3 FT...SUBSIDING TO 1 FT.
WED
S WINDS 15 TO 20 KT. WAVES 3 FT. A CHANCE OF SHOWERS THROUGH
THE DAY, THEN SHOWERS LIKELY THROUGH THE NIGHT.
ANZ543-090800-
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND-
607 PM EDT FRI MAY 8 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 AM EDT SATURDAY
TONIGHT
S WINDS 15 KT WITH GUSTS TO 25 KT. WAVES 2 FT.
SAT
S WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 2 FT.
SAT NIGHT...S WINDS 10 TO 15 KT
BECOMING SW 5 KT LATE. WAVES 1 TO
2 FT.
SUN
SW WINDS 5 TO 10 KT. WAVES 1 FT.
SUN NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
MON
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT. SHOWERS.
MON NIGHT
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
TUE...NW WINDS 10 TO 15 KT
BECOMING S 5 TO 10 KT AFTER MIDNIGHT.
WAVES 1 TO 2 FT.
WED
S WINDS 15 TO 20 KT. WAVES 2 FT. A CHANCE OF SHOWERS IN THE
AFTERNOON. SHOWERS LIKELY THROUGH THE NIGHT.
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