198
FZUS51 KLWX 251158
CWFLWX
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
757 AM EDT MON MAY 25 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.
ANZ500-252000-
757 AM EDT MON MAY 25 2026
.SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...
THE STALLED BOUNDARY OVER THE REGION BRIEFLY PULLS NORTH OF THE
TODAY, THEN RETURNS AND STALLS NEARBY TONIGHT THROUGH WEDNESDAY.
EVENTUALLY THIS SYSTEM SURGES SOUTH BY THURSDAY. WINDS ARE FORECAST
TO REMAIN BELOW ADVISORY LEVELS DURING THE WEEK AHEAD. THUNDERSTORMS
ARE POSSIBLE OVER THE WATERS EACH DAY THROUGH AT LEAST WEDNESDAY.
ANZ535-252000-
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD-
757 AM EDT MON MAY 25 2026
TODAY
SW WINDS AROUND 5 KT. WAVES 1 FT OR LESS. PATCHY FOG THIS
MORNING. SHOWERS WITH A SLIGHT CHANCE OF TSTMS THIS MORNING, THEN
SHOWERS WITH A CHANCE OF TSTMS THIS AFTERNOON. VSBY 1 TO 3 NM THIS
MORNING.
TONIGHT
LIGHT WINDS. WAVES FLAT. A CHANCE OF SHOWERS. PATCHY FOG.
VSBY 1 NM OR LESS.
TUE
E WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SHOWERS. PATCHY
FOG. VSBY 1 NM OR LESS.
TUE NIGHT
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS. A CHANCE OF
SHOWERS.
WED
W WINDS AROUND 5 KT. WAVES 1 FT. SHOWERS LIKELY WITH A CHANCE
OF TSTMS.
WED NIGHT
W WINDS AROUND 5 KT. WAVES 1 FT.
THU
N WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
NW WINDS 5 TO 10 KT. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ536-252000-
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND-
757 AM EDT MON MAY 25 2026
TODAY
SW WINDS 5 KT. WAVES LESS THAN 1 FT. PATCHY FOG THIS
MORNING. A CHANCE OF TSTMS. SHOWERS. VSBY 1 NM OR LESS.
TONIGHT
NE WINDS AROUND 5 KT. WAVES FLAT. SHOWERS LIKELY WITH A
CHANCE OF TSTMS. PATCHY FOG. VSBY 1 NM OR LESS.
TUE
E WINDS AROUND 5 KT. WAVES 1 FT OR LESS. A CHANCE OF SHOWERS.
PATCHY FOG. VSBY 1 NM OR LESS.
TUE NIGHT
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS. A CHANCE OF
SHOWERS.
WED
W WINDS AROUND 5 KT. WAVES 1 FT OR LESS. A CHANCE OF SHOWERS
AND TSTMS.
WED NIGHT
W WINDS AROUND 5 KT. WAVES 1 FT.
THU
N WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
W WINDS AROUND 5 KT. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ537-252000-
TIDAL POTOMAC FROM COBB ISLAND TO SMITH POINT-
757 AM EDT MON MAY 25 2026
TODAY
S WINDS 5 KT. WAVES LESS THAN 1 FT. PATCHY FOG THIS
MORNING. A CHANCE OF TSTMS. SHOWERS. VSBY 1 NM OR LESS.
TONIGHT
NE WINDS AROUND 5 KT. WAVES FLAT. SHOWERS LIKELY WITH A
CHANCE OF TSTMS. PATCHY FOG. VSBY 1 NM OR LESS.
TUE
NE WINDS AROUND 5 KT. WAVES FLAT. SHOWERS LIKELY. PATCHY FOG.
VSBY 1 NM OR LESS.
TUE NIGHT
S WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF SHOWERS.
WED
W WINDS AROUND 5 KT. WAVES FLAT. SHOWERS WITH A CHANCE OF
TSTMS.
WED NIGHT
W WINDS AROUND 5 KT. WAVES 1 FT OR LESS. A CHANCE OF
SHOWERS.
THU
N WINDS 5 TO 10 KT. WAVES 1 FT.
FRI...NE WINDS AROUND 5 KT
BECOMING W AFTER MIDNIGHT. WAVES 1 FT
OR LESS.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ530-252000-
CHESAPEAKE BAY NORTH OF POOLES ISLAND-
757 AM EDT MON MAY 25 2026
TODAY
SW WINDS 5 KT. WAVES LESS THAN 1 FT. PATCHY FOG THIS
MORNING. SHOWERS. VSBY 1 NM OR LESS THIS MORNING.
TONIGHT
LIGHT WINDS. WAVES FLAT. PATCHY FOG. VSBY 1 TO 3 NM.
TUE
E WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
TUE NIGHT
SW WINDS AROUND 5 KT. WAVES FLAT.
WED
SW WINDS AROUND 5 KT. WAVES 1 FT OR LESS. A CHANCE OF
SHOWERS.
WED NIGHT
W WINDS 5 TO 10 KT. WAVES 1 FT.
THU
N WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
NW WINDS AROUND 5 KT. WAVES 1 FT.
ANZ531-252000-
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT-
757 AM EDT MON MAY 25 2026
TODAY
S WINDS 5 KT. WAVES FLAT. PATCHY FOG THIS MORNING. SHOWERS
THIS MORNING, THEN SHOWERS LIKELY WITH A SLIGHT CHANCE OF TSTMS THIS
AFTERNOON. VSBY 1 NM OR LESS THIS MORNING.
TONIGHT
E WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF SHOWERS.
PATCHY FOG. VSBY 1 TO 3 NM.
TUE
E WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF SHOWERS. PATCHY
FOG. VSBY 1 TO 3 NM.
TUE NIGHT
SW WINDS AROUND 5 KT. WAVES FLAT.
WED
SW WINDS AROUND 5 KT. WAVES 1 FT OR LESS. A CHANCE OF
SHOWERS.
WED NIGHT
W WINDS 5 TO 10 KT. WAVES 1 FT.
THU
N WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
W WINDS 5 TO 10 KT. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ538-252000-
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-
757 AM EDT MON MAY 25 2026
TODAY
S WINDS 5 KT. WAVES FLAT. PATCHY FOG THIS MORNING. SHOWERS
THIS MORNING, THEN SHOWERS LIKELY WITH A SLIGHT CHANCE OF TSTMS THIS
AFTERNOON. VSBY 1 TO 3 NM THIS MORNING.
TONIGHT
E WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF SHOWERS.
PATCHY FOG. VSBY 1 TO 3 NM.
TUE
E WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF SHOWERS. PATCHY
FOG. VSBY 1 TO 3 NM.
TUE NIGHT
LIGHT WINDS. WAVES FLAT.
WED
SW WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF SHOWERS.
WED NIGHT
W WINDS 5 KT. WAVES FLAT.
THU
N WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
FRI
NW WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ539-252000-
CHESTER RIVER TO QUEENSTOWN MD-
757 AM EDT MON MAY 25 2026
TODAY
SW WINDS 5 KT. WAVES FLAT. AREAS OF FOG THIS MORNING. A
SLIGHT CHANCE OF TSTMS. SHOWERS. VSBY 1 NM OR LESS THIS MORNING.
TONIGHT
LIGHT WINDS. WAVES FLAT. A CHANCE OF SHOWERS. PATCHY FOG.
VSBY 1 TO 3 NM.
TUE
N WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF SHOWERS. PATCHY
FOG. VSBY 1 TO 3 NM.
TUE NIGHT
LIGHT WINDS. WAVES FLAT.
WED
SW WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF SHOWERS.
WED NIGHT
W WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
THU
N WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
W WINDS 5 TO 10 KT. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ532-252000-
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH-
757 AM EDT MON MAY 25 2026
TODAY
S WINDS 5 KT. WAVES LESS THAN 1 FT. AREAS OF FOG THIS
MORNING. A SLIGHT CHANCE OF TSTMS. SHOWERS. VSBY 1 NM OR LESS THIS
MORNING.
TONIGHT
S WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF SHOWERS.
PATCHY FOG. VSBY 1 TO 3 NM.
TUE
NE WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF SHOWERS. PATCHY
FOG. VSBY 1 TO 3 NM.
TUE NIGHT
S WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF SHOWERS.
WED
SW WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF SHOWERS.
WED NIGHT
W WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
THU
N WINDS 5 TO 10 KT. WAVES 1 FT.
FRI...NW WINDS 5 KT
BECOMING SW. WAVES 1 FT OR LESS.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ540-252000-
EASTERN BAY-
757 AM EDT MON MAY 25 2026
TODAY
S WINDS 5 KT. WAVES FLAT. AREAS OF FOG THIS MORNING. A
SLIGHT CHANCE OF TSTMS. SHOWERS. VSBY 1 NM OR LESS THIS MORNING.
TONIGHT
LIGHT WINDS. WAVES FLAT. A CHANCE OF SHOWERS. PATCHY FOG.
VSBY 1 TO 3 NM.
TUE
N WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF SHOWERS. PATCHY
FOG. VSBY 1 TO 3 NM.
TUE NIGHT
SW WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF SHOWERS.
WED
SW WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF SHOWERS.
WED NIGHT
W WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
THU
N WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
FRI
W WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ533-252000-
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT-
757 AM EDT MON MAY 25 2026
TODAY
S WINDS 5 KT. WAVES LESS THAN 1 FT. AREAS OF FOG THIS
MORNING. A CHANCE OF TSTMS. SHOWERS. VSBY 1 NM OR LESS THIS MORNING.
TONIGHT
NE WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF SHOWERS.
PATCHY FOG. VSBY 1 NM OR LESS.
TUE
NE WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF SHOWERS. PATCHY
FOG. VSBY 1 TO 3 NM.
TUE NIGHT
S WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF SHOWERS.
WED
SW WINDS AROUND 5 KT. WAVES FLAT. SHOWERS LIKELY WITH A
CHANCE OF TSTMS.
WED NIGHT
W WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
THU
N WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.
FRI...NW WINDS 5 KT
BECOMING S IN THE EVENING, THEN BECOMING W
AFTER MIDNIGHT. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ541-252000-
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-
757 AM EDT MON MAY 25 2026
TODAY
S WINDS 5 KT. WAVES LESS THAN 1 FT. AREAS OF FOG THIS
MORNING. A CHANCE OF TSTMS. SHOWERS. VSBY 1 NM OR LESS THIS MORNING.
TONIGHT
NE WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF SHOWERS.
PATCHY FOG. VSBY 1 NM OR LESS.
TUE
N WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF SHOWERS. PATCHY
FOG. VSBY 1 TO 3 NM.
TUE NIGHT
S WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF SHOWERS.
WED
SW WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF SHOWERS AND
TSTMS.
WED NIGHT
W WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
THU
N WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
W WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ542-252000-
PATUXENT RIVER TO BROOMES ISLAND MD-
757 AM EDT MON MAY 25 2026
TODAY
S WINDS 5 KT. WAVES LESS THAN 1 FT. PATCHY FOG THIS
MORNING. SHOWERS WITH A CHANCE OF TSTMS. VSBY 1 NM OR LESS.
TONIGHT
NE WINDS AROUND 5 KT. WAVES 1 FT OR LESS. SHOWERS LIKELY
WITH A CHANCE OF TSTMS. PATCHY FOG. VSBY 1 NM OR LESS.
TUE
NE WINDS AROUND 5 KT. WAVES 1 FT OR LESS. A CHANCE OF
SHOWERS. PATCHY FOG. VSBY 1 TO 3 NM.
TUE NIGHT
LIGHT WINDS. WAVES 1 FT OR LESS. A CHANCE OF SHOWERS.
WED
W WINDS AROUND 5 KT. WAVES 1 FT OR LESS. SHOWERS LIKELY WITH
A CHANCE OF TSTMS.
WED NIGHT
W WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
THU
N WINDS 5 TO 10 KT. WAVES 1 FT.
FRI...W WINDS AROUND 5 KT
INCREASING TO 5 TO 10 KT AFTER
MIDNIGHT. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ534-252000-
CHESAPEAKE BAY FROM DRUM POINT TO SMITH POINT-
757 AM EDT MON MAY 25 2026
TODAY
S WINDS 5 TO 10 KT. WAVES 1 FT. PATCHY FOG THIS MORNING. A
CHANCE OF TSTMS. SHOWERS. VSBY 1 NM OR LESS THIS MORNING.
TONIGHT
SW WINDS AROUND 5 KT. WAVES 1 FT. SHOWERS WITH A CHANCE
OF TSTMS. AREAS OF FOG. VSBY 1 NM OR LESS.
TUE
NE WINDS AROUND 5 KT. WAVES 1 FT OR LESS. A CHANCE OF
SHOWERS. PATCHY FOG. VSBY 1 NM OR LESS.
TUE NIGHT
S WINDS 5 KT. WAVES FLAT. A CHANCE OF SHOWERS.
WED
SW WINDS AROUND 5 KT. WAVES FLAT. SHOWERS LIKELY WITH A
CHANCE OF TSTMS.
WED NIGHT
W WINDS 5 TO 10 KT. WAVES 1 FT OR LESS. A CHANCE OF
SHOWERS.
THU
N WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.
FRI...N WINDS 5 TO 10 KT
BECOMING SW. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ543-252000-
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND-
757 AM EDT MON MAY 25 2026
TODAY
S WINDS 5 TO 10 KT. WAVES 1 FT. PATCHY FOG THIS MORNING. A
CHANCE OF TSTMS. SHOWERS. VSBY 1 NM OR LESS THIS MORNING.
TONIGHT
SW WINDS AROUND 5 KT. WAVES 1 FT OR LESS. SHOWERS WITH A
CHANCE OF TSTMS. AREAS OF FOG. VSBY 1 NM OR LESS.
TUE
E WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF SHOWERS. PATCHY
FOG. VSBY 1 NM OR LESS.
TUE NIGHT
S WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF SHOWERS.
WED
SW WINDS 5 KT. WAVES FLAT. SHOWERS LIKELY WITH A CHANCE OF
TSTMS.
WED NIGHT
W WINDS 5 TO 10 KT. WAVES 1 FT OR LESS. A CHANCE OF
SHOWERS.
THU
N WINDS 5 TO 10 KT. WAVES 1 FT.
FRI...N 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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