150
FZUS51 KLWX 080834
CWFLWX
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
433 AM EDT THU MAY 8 2025
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.
ANZ500-082300-
433 AM EDT THU MAY 8 2025
.SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...
A COLD FRONT WILL SLOWLY CROSS THE WATERS LATE TODAY AND THEN
STALL. COASTAL LOW PRESSURE WILL FORM ALONG THE FRONT FRIDAY, AND IT
WILL MOVE NORTH TOWARDS NEW YORK CITY FRIDAY EVENING. HIGH PRESSURE
MOVES IN FOR THE WEEKEND. SHOWERS AND THUNDERSTORMS COULD PRODUCE
GUSTY WINDS OVER THE WATERS LATE TODAY AND TONIGHT. SMALL CRAFT
ADVISORIES MAY BE NEEDED WITH GUSTY NORTH TO NORTHWEST WINDS FRIDAY
AFTERNOON THROUGH SATURDAY MORNING.
ANZ535-082300-
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD-
433 AM EDT THU MAY 8 2025
REST OF THE OVERNIGHT
LIGHT WINDS. WAVES FLAT.
TODAY
E WINDS AROUND 5 KT. WAVES 1 FT OR LESS. A CHANCE OF
SHOWERS.
TONIGHT
NE WINDS AROUND 5 KT. WAVES 1 FT. SHOWERS WITH A CHANCE
OF TSTMS. VSBY 1 NM OR LESS.
FRI
N WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS LIKELY WITH A CHANCE
OF TSTMS.
FRI NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT.
SAT
NW WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT.
SUN
NE WINDS AROUND 5 KT. WAVES 1 FT.
MON
SE WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SHOWERS THROUGH
THE NIGHT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ536-082300-
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND-
433 AM EDT THU MAY 8 2025
REST OF THE OVERNIGHT
LIGHT WINDS. WAVES FLAT.
TODAY
E WINDS AROUND 5 KT. WAVES 1 FT OR LESS. A CHANCE OF
SHOWERS.
TONIGHT
NE WINDS AROUND 5 KT. WAVES 1 FT. SHOWERS WITH A CHANCE
OF TSTMS. VSBY 1 NM OR LESS.
FRI
N WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS LIKELY WITH A CHANCE
OF TSTMS.
FRI NIGHT
NW WINDS 10 KT. WAVES 1 FT.
SAT
NW WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT.
SUN
E WINDS AROUND 5 KT. WAVES 1 FT.
MON
SE WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS THROUGH
THE NIGHT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ537-082300-
TIDAL POTOMAC FROM COBB ISLAND TO SMITH POINT-
433 AM EDT THU MAY 8 2025
REST OF THE OVERNIGHT
LIGHT WINDS. WAVES FLAT.
TODAY
E WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
TONIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS LIKELY WITH A
CHANCE OF TSTMS. VSBY 1 NM OR LESS.
FRI
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT. A
CHANCE OF SHOWERS AND TSTMS.
FRI NIGHT
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
SAT
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.
SAT NIGHT
W WINDS 5 TO 10 KT. WAVES 1 FT.
SUN
E WINDS 5 KT. WAVES LESS THAN 1 FT.
MON
SE WINDS 5 TO 10 KT. WAVES 1 FT OR LESS. A CHANCE OF SHOWERS
THROUGH THE NIGHT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ530-082300-
CHESAPEAKE BAY NORTH OF POOLES ISLAND-
433 AM EDT THU MAY 8 2025
REST OF THE OVERNIGHT
LIGHT WINDS. WAVES FLAT.
TODAY
W WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
TONIGHT
E WINDS AROUND 5 KT. WAVES 1 FT. SHOWERS WITH A CHANCE OF
TSTMS. VSBY 1 NM OR LESS.
FRI
N WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS LIKELY.
FRI NIGHT
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
SAT
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
SAT NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT.
SUN
NE WINDS AROUND 5 KT. WAVES 1 FT.
MON
SE WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SHOWERS AFTER
MIDNIGHT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ531-082300-
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT-
433 AM EDT THU MAY 8 2025
REST OF THE OVERNIGHT
LIGHT WINDS. WAVES FLAT.
TODAY
E WINDS AROUND 5 KT. WAVES FLAT.
TONIGHT
E WINDS 5 KT. WAVES LESS THAN 1 FT. SHOWERS WITH A CHANCE
OF TSTMS. VSBY 1 NM OR LESS.
FRI
N WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS LIKELY.
FRI NIGHT
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
SAT
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
SAT NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT.
SUN
NE WINDS 5 KT. WAVES LESS THAN 1 FT.
MON
SE WINDS 5 TO 10 KT. WAVES 1 FT OR LESS. A CHANCE OF SHOWERS
AFTER MIDNIGHT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ538-082300-
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-
433 AM EDT THU MAY 8 2025
REST OF THE OVERNIGHT
LIGHT WINDS. WAVES FLAT.
TODAY
E WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF SHOWERS.
TONIGHT
E WINDS AROUND 5 KT. WAVES FLAT. SHOWERS WITH A CHANCE OF
TSTMS. VSBY 1 NM OR LESS.
FRI
N WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS LIKELY.
FRI NIGHT
NW WINDS 10 KT. WAVES 1 FT.
SAT
NW WINDS 10 KT. WAVES 1 FT.
SAT NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
SUN
NE WINDS AROUND 5 KT. WAVES FLAT.
MON
SE WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF SHOWERS
AFTER MIDNIGHT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ539-082300-
CHESTER RIVER TO QUEENSTOWN MD-
433 AM EDT THU MAY 8 2025
REST OF THE OVERNIGHT
LIGHT WINDS. WAVES FLAT.
TODAY
S WINDS AROUND 5 KT. WAVES FLAT.
TONIGHT
E WINDS AROUND 5 KT. WAVES 1 FT OR LESS. SHOWERS WITH A
CHANCE OF TSTMS. VSBY 1 NM OR LESS.
FRI
N WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS LIKELY WITH A CHANCE
OF TSTMS.
FRI NIGHT
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
SAT
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
SAT NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT.
SUN
NE WINDS 5 KT. WAVES LESS THAN 1 FT.
MON
SE WINDS 5 TO 10 KT. WAVES 1 FT OR LESS. A CHANCE OF SHOWERS
AFTER MIDNIGHT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ532-082300-
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH-
433 AM EDT THU MAY 8 2025
REST OF THE OVERNIGHT
LIGHT WINDS. WAVES FLAT.
TODAY
E WINDS AROUND 5 KT. WAVES FLAT.
TONIGHT
E WINDS 5 KT. WAVES LESS THAN 1 FT. SHOWERS WITH A CHANCE
OF TSTMS. VSBY 1 NM OR LESS.
FRI
N WINDS 10 TO 15 KT. WAVES 1 FT. SHOWERS LIKELY WITH A CHANCE
OF TSTMS.
FRI NIGHT
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO
2 FT.
SAT
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
SAT NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT.
SUN
E WINDS 5 KT. WAVES FLAT.
MON...SE WINDS 5 TO 10 KT. WAVES 1 FT OR LESS
BUILDING TO 1 TO
2 FT. A CHANCE OF SHOWERS AFTER MIDNIGHT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ540-082300-
EASTERN BAY-
433 AM EDT THU MAY 8 2025
REST OF THE OVERNIGHT
LIGHT WINDS. WAVES FLAT.
TODAY
E WINDS AROUND 5 KT. WAVES FLAT.
TONIGHT
E WINDS AROUND 5 KT. WAVES 1 FT OR LESS. SHOWERS WITH A
CHANCE OF TSTMS. VSBY 1 NM OR LESS.
FRI
N WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS LIKELY WITH A CHANCE
OF TSTMS.
FRI NIGHT
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO
2 FT.
SAT
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.
SAT NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT.
SUN
NE WINDS 5 KT. WAVES FLAT.
MON
SE WINDS 5 TO 10 KT. WAVES 1 FT OR LESS. A CHANCE OF SHOWERS
AFTER MIDNIGHT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ533-082300-
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT-
433 AM EDT THU MAY 8 2025
REST OF THE OVERNIGHT
LIGHT WINDS. WAVES FLAT.
TODAY
E WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
TONIGHT
E WINDS 5 KT. WAVES LESS THAN 1 FT. SHOWERS WITH A CHANCE
OF TSTMS. VSBY 1 NM OR LESS.
FRI
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT. A CHANCE
OF SHOWERS AND TSTMS.
FRI NIGHT
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO
2 FT.
SAT
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
SAT NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT.
SUN
E WINDS 5 KT. WAVES LESS THAN 1 FT.
MON
SE WINDS 5 TO 10 KT. WAVES 1 FT OR LESS. A CHANCE OF SHOWERS
THROUGH THE NIGHT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ541-082300-
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-
433 AM EDT THU MAY 8 2025
REST OF THE OVERNIGHT
LIGHT WINDS. WAVES FLAT.
TODAY
SE WINDS AROUND 5 KT. WAVES FLAT.
TONIGHT
E WINDS 5 KT. WAVES LESS THAN 1 FT. SHOWERS WITH A CHANCE
OF TSTMS. VSBY 1 NM OR LESS.
FRI
N WINDS 10 TO 15 KT. WAVES 1 FT. SHOWERS LIKELY WITH A CHANCE
OF TSTMS.
FRI NIGHT
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO
2 FT.
SAT
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
SAT NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT.
SUN
NE WINDS 5 KT. WAVES LESS THAN 1 FT.
MON
SE WINDS 5 TO 10 KT. WAVES 1 FT OR LESS. A CHANCE OF SHOWERS
AFTER MIDNIGHT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ542-082300-
PATUXENT RIVER TO BROOMES ISLAND MD-
433 AM EDT THU MAY 8 2025
REST OF THE OVERNIGHT
LIGHT WINDS. WAVES FLAT.
TODAY
E WINDS AROUND 5 KT. WAVES 1 FT.
TONIGHT
E WINDS AROUND 5 KT. WAVES 1 FT. SHOWERS WITH A CHANCE OF
TSTMS. VSBY 1 NM OR LESS.
FRI
N WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND
TSTMS.
FRI NIGHT
NW WINDS 10 KT. WAVES 1 FT.
SAT
NW WINDS 10 KT. WAVES 1 FT.
SAT NIGHT
NW WINDS 5 KT. WAVES LESS THAN 1 FT.
SUN
E WINDS 5 KT. WAVES LESS THAN 1 FT.
MON
SE WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS THROUGH
THE NIGHT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ534-082300-
CHESAPEAKE BAY FROM DRUM POINT TO SMITH POINT-
433 AM EDT THU MAY 8 2025
REST OF THE OVERNIGHT
S WINDS 5 KT. WAVES FLAT.
TODAY
SE WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
TONIGHT
SE WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND
TSTMS. VSBY 1 NM OR LESS.
FRI
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT. A
CHANCE OF SHOWERS AND TSTMS.
FRI NIGHT
NW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 TO
3 FT.
SAT
NW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 TO 3 FT.
SAT NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT.
SUN...N WINDS 5 KT
BECOMING SE. WAVES 1 FT OR LESS.
MON
SE WINDS 5 TO 10 KT. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS
THROUGH THE NIGHT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ543-082300-
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND-
433 AM EDT THU MAY 8 2025
REST OF THE OVERNIGHT
S WINDS 5 KT. WAVES FLAT.
TODAY
SE WINDS AROUND 5 KT. WAVES FLAT.
TONIGHT
SE WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS LIKELY WITH A
CHANCE OF TSTMS. VSBY 1 NM OR LESS.
FRI...SE WINDS 10 TO 15 KT
BECOMING NW IN THE AFTERNOON. GUSTS UP
TO 20 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND TSTMS.
FRI NIGHT
NW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 1 TO
2 FT.
SAT
NW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 1 TO 2 FT.
SAT NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT.
SUN...NW WINDS 5 KT
BECOMING SE. WAVES 1 FT OR LESS.
MON
SE WINDS 5 TO 10 KT. WAVES 1 FT OR LESS. A CHANCE OF SHOWERS
AFTER MIDNIGHT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page