979
FZUS51 KLWX 120258
CWFLWX
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1058 PM EDT SAT JUL 11 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.
ANZ500-120800-
1058 PM EDT SAT JUL 11 2026
.SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...
A COLD FRONT WILL PUSH SOUTH ACROSS THE WATERS THIS WEEKEND BEFORE
SETTLING SOUTH OVER THE CAROLINAS BY EARLY NEXT WEEK. SPECIAL MARINE
WARNINGS MAY BE NEEDED FOR STRONG TO SEVERE THUNDERSTORMS TODAY,
ESPECIALLY THIS AFTERNOON AND EVENING. SMALL CRAFT ADVISORIES MAY
POTENTIALLY BE NEEDED SUNDAY AFTERNOON INTO SUNDAY EVENING.
ANZ535-120800-
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD-
1058 PM EDT SAT JUL 11 2026
REST OF TONIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS LIKELY
WITH A CHANCE OF TSTMS LATE THIS EVENING, THEN A CHANCE OF SHOWERS
WITH A SLIGHT CHANCE OF TSTMS.
SUN
E WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND
TSTMS.
SUN NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT.
MON
E WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
MON NIGHT
SE WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
TUE
E WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
TUE NIGHT
SW WINDS 5 KT. WAVES LESS THAN 1 FT.
WED
W WINDS 5 TO 10 KT. WAVES 1 FT.
THU
W WINDS AROUND 5 KT. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ536-120800-
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND-
1058 PM EDT SAT JUL 11 2026
REST OF TONIGHT
NE WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF
TSTMS. SHOWERS LIKELY LATE THIS EVENING, THEN A CHANCE OF SHOWERS.
SUN
NE WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND
TSTMS.
SUN NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND
TSTMS.
MON
E WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
MON NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
TUE
E WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
TUE NIGHT
SW WINDS AROUND 5 KT. WAVES 1 FT.
WED
W WINDS AROUND 5 KT. WAVES 1 FT.
THU
W WINDS AROUND 5 KT. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ537-120800-
TIDAL POTOMAC FROM COBB ISLAND TO SMITH POINT-
1058 PM EDT SAT JUL 11 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY AFTERNOON THROUGH LATE
SUNDAY NIGHT...
REST OF TONIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS LIKELY
WITH A CHANCE OF TSTMS.
SUN
E WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE LATE MORNING
AND AFTERNOON. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS AND TSTMS.
SUN NIGHT
E WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
MON
E WINDS 5 TO 10 KT. WAVES 2 FT. A CHANCE OF SHOWERS.
MON NIGHT
E WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.
TUE
E WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
TUE NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
WED
W WINDS 5 TO 10 KT. WAVES 1 FT.
THU
SW WINDS 5 KT. WAVES LESS THAN 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ530-120800-
CHESAPEAKE BAY NORTH OF POOLES ISLAND-
1058 PM EDT SAT JUL 11 2026
REST OF TONIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT. A SLIGHT CHANCE
OF SHOWERS AND TSTMS LATE THIS EVENING.
SUN
E WINDS 5 TO 10 KT. WAVES 1 FT.
SUN NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
MON
E WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
MON NIGHT
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
TUE
SW WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
TUE NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT.
WED
W WINDS 5 TO 10 KT. WAVES 1 FT.
THU
W WINDS 5 KT. WAVES LESS THAN 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ531-120800-
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT-
1058 PM EDT SAT JUL 11 2026
REST OF TONIGHT
E WINDS 10 KT. WAVES 1 FT. A SLIGHT CHANCE OF
SHOWERS AND TSTMS.
SUN
E WINDS 10 KT. WAVES 1 FT.
SUN NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT.
MON
E WINDS 5 TO 10 KT. WAVES 1 FT.
MON NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
TUE
SW WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
TUE NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT.
WED
W WINDS 5 TO 10 KT. WAVES 1 FT.
THU...N WINDS 5 KT
BECOMING SW. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ538-120800-
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-
1058 PM EDT SAT JUL 11 2026
REST OF TONIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF
SHOWERS AND TSTMS LATE THIS EVENING, THEN A SLIGHT CHANCE OF SHOWERS
AND TSTMS.
SUN
E WINDS 5 TO 10 KT. WAVES 1 FT.
SUN NIGHT
SE WINDS 5 TO 10 KT. WAVES 1 FT.
MON
E WINDS 5 TO 10 KT. WAVES 1 FT.
MON NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
TUE
SW WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
TUE NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT.
WED
W WINDS 5 TO 10 KT. WAVES 1 FT.
THU
W WINDS 5 KT. WAVES LESS THAN 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ539-120800-
CHESTER RIVER TO QUEENSTOWN MD-
1058 PM EDT SAT JUL 11 2026
REST OF TONIGHT
E WINDS 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS
AND TSTMS LATE THIS EVENING, THEN A SLIGHT CHANCE OF SHOWERS AND
TSTMS.
SUN
E WINDS 5 TO 10 KT. WAVES 1 FT.
SUN NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT.
MON
E WINDS 5 KT. WAVES LESS THAN 1 FT.
MON NIGHT
SE WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
TUE
SW WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
TUE NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT.
WED
W WINDS 5 TO 10 KT. WAVES 1 FT.
THU
W WINDS 5 KT. WAVES LESS THAN 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ532-120800-
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH-
1058 PM EDT SAT JUL 11 2026
REST OF TONIGHT
E WINDS 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS
AND TSTMS LATE THIS EVENING, THEN A SLIGHT CHANCE OF SHOWERS AND
TSTMS.
SUN
E WINDS 10 KT. WAVES 1 FT.
SUN NIGHT
E WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.
MON
E WINDS 5 TO 10 KT. WAVES 1 FT.
MON NIGHT
SE WINDS 5 TO 10 KT. WAVES 1 FT.
TUE...E WINDS 5 KT
BECOMING S IN THE AFTERNOON. WAVES 1 FT OR
LESS.
TUE NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT.
WED
W WINDS 5 TO 10 KT. WAVES 1 FT.
THU...N WINDS 5 TO 10 KT
BECOMING S IN THE AFTERNOON AND EVENING,
THEN BECOMING W AFTER MIDNIGHT. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ540-120800-
EASTERN BAY-
1058 PM EDT SAT JUL 11 2026
REST OF TONIGHT
E WINDS 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS
AND TSTMS LATE THIS EVENING, THEN A SLIGHT CHANCE OF SHOWERS AND
TSTMS.
SUN
E WINDS 5 TO 10 KT. WAVES 1 FT.
SUN NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT.
MON
E WINDS 5 TO 10 KT. WAVES 1 FT.
MON NIGHT
SE WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
TUE
NW WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
TUE NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT.
WED
W WINDS 5 TO 10 KT. WAVES 1 FT.
THU
W WINDS 5 KT. WAVES LESS THAN 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ533-120800-
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT-
1058 PM EDT SAT JUL 11 2026
REST OF TONIGHT
E WINDS 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS
AND TSTMS.
SUN
E WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS.
SUN NIGHT
E WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
MON
E WINDS 5 TO 10 KT. WAVES 1 FT.
MON NIGHT
SE WINDS 5 TO 10 KT. WAVES 1 FT.
TUE
E WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
TUE NIGHT
SW WINDS 10 KT. WAVES 1 FT.
WED
W WINDS 5 TO 10 KT. WAVES 1 FT.
THU...N WINDS 5 TO 10 KT
BECOMING S IN THE AFTERNOON AND EVENING,
THEN BECOMING W AFTER MIDNIGHT. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ541-120800-
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-
1058 PM EDT SAT JUL 11 2026
REST OF TONIGHT
E WINDS 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS
AND TSTMS LATE THIS EVENING, THEN A SLIGHT CHANCE OF SHOWERS AND
TSTMS.
SUN
E WINDS 5 TO 10 KT. WAVES 1 FT.
SUN NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT.
MON
E WINDS 5 TO 10 KT. WAVES 1 FT.
MON NIGHT
SE WINDS 5 TO 10 KT. WAVES 1 FT.
TUE
SE WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
TUE NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT.
WED
W WINDS 5 TO 10 KT. WAVES 1 FT.
THU...NW WINDS 5 TO 10 KT
BECOMING SW. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ542-120800-
PATUXENT RIVER TO BROOMES ISLAND MD-
1058 PM EDT SAT JUL 11 2026
REST OF TONIGHT
E WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF
SHOWERS AND TSTMS.
SUN
E WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND
TSTMS.
SUN NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT.
MON
E WINDS 5 TO 10 KT. WAVES 1 FT.
MON NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT.
TUE
E WINDS AROUND 5 KT. WAVES 1 FT.
TUE NIGHT
SW WINDS 5 KT. WAVES LESS THAN 1 FT.
WED
W WINDS 5 TO 10 KT. WAVES 1 FT.
THU
SW WINDS 5 KT. WAVES LESS THAN 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ534-120800-
CHESAPEAKE BAY FROM DRUM POINT TO SMITH POINT-
1058 PM EDT SAT JUL 11 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY AFTERNOON THROUGH LATE
SUNDAY NIGHT...
REST OF TONIGHT
E WINDS 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS
AND TSTMS.
SUN
E WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT. A
CHANCE OF SHOWERS.
SUN NIGHT
E WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
MON
E WINDS 10 KT. WAVES 2 FT.
MON NIGHT
E WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.
TUE
E WINDS 5 TO 10 KT. WAVES 1 FT.
TUE NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT.
WED
W WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.
THU...N WINDS 5 TO 10 KT
BECOMING SW. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ543-120800-
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND-
1058 PM EDT SAT JUL 11 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY AFTERNOON THROUGH LATE
SUNDAY NIGHT...
REST OF TONIGHT
NE WINDS 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS
AND TSTMS.
SUN
E WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE LATE MORNING
AND AFTERNOON. WAVES 1 FT. A CHANCE OF SHOWERS.
SUN NIGHT
E WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
MON
E WINDS 10 KT. WAVES 1 FT.
MON NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT.
TUE...E WINDS 5 KT
BECOMING S IN THE AFTERNOON. WAVES 1 FT OR
LESS.
TUE NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT.
WED
SW WINDS 5 TO 10 KT. WAVES 1 FT.
THU...NW WINDS 5 TO 10 KT
BECOMING SW. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
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