238
FZUS51 KLWX 202334
CWFLWX
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
634 PM EST THU FEB 20 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.
ANZ500-210900-
634 PM EST THU FEB 20 2025
.SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...
LOW PRESSURE OFF THE CAROLINAS WILL EXIT OUT TO SEA LATER TODAY.
ARCTIC HIGH PRESSURE OVER THE GREAT PLAINS IS EXPECTED TO PUSH
TOWARD THE EAST OVER THE NEXT COUPLE OF DAYS BEFORE SETTLING OFF TO
THE SOUTH BY THE END OF THE WEEKEND. A WEAK FRONTAL SYSTEM
APPROACHES FROM THE WEST EARLY NEXT WEEK. SMALL CRAFT ADVISORIES MAY
BE NEEDED THROUGH FRIDAY NIGHT.
ANZ535-210900-
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD-
634 PM EST THU FEB 20 2025
..GALE WARNING IN EFFECT UNTIL 1 AM EST FRIDAY
...SMALL CRAFT ADVISORY IN EFFECT FROM 1 AM EST FRIDAY THROUGH
FRIDAY MORNING...
TONIGHT...NW WINDS 15 TO 20 KT. GUSTS UP TO 35 KT
DIMINISHING TO
25 KT AFTER MIDNIGHT. WAVES 1 TO 2 FT.
FRI
NW WINDS 15 TO 20 KT WITH GUSTS TO 30 KT. WAVES 1 FT.
FRI NIGHT...NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT
DIMINISHING
TO 5 KT LATE. WAVES 1 FT.
SAT
W WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
SW WINDS 5 KT. WAVES LESS THAN 1 FT.
SUN
W WINDS AROUND 5 KT. WAVES 1 FT.
SUN NIGHT
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
MON
S WINDS AROUND 5 KT. WAVES 1 FT.
TUE
W WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF RAIN THROUGH THE
DAY.
ANZ536-210900-
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND-
634 PM EST THU FEB 20 2025
..GALE WARNING IN EFFECT UNTIL 1 AM EST FRIDAY
...SMALL CRAFT ADVISORY IN EFFECT FROM 1 AM EST FRIDAY THROUGH
FRIDAY MORNING...
TONIGHT...NW WINDS 20 KT. GUSTS UP TO 35 KT
DIMINISHING TO 25 KT
AFTER MIDNIGHT. WAVES 2 TO 3 FT.
FRI
NW WINDS 15 TO 20 KT WITH GUSTS TO 30 KT. WAVES 2 FT.
FRI NIGHT
NW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT UNTIL EARLY
MORNING. WAVES 1 FT.
SAT
W WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT.
SUN
W WINDS AROUND 5 KT. WAVES 1 FT.
SUN NIGHT
S WINDS AROUND 5 KT. WAVES 1 FT.
MON
SW WINDS 5 TO 10 KT. WAVES 1 FT.
TUE
W WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF RAIN THROUGH THE
DAY.
ANZ537-210900-
TIDAL POTOMAC FROM COBB ISLAND TO SMITH POINT-
634 PM EST THU FEB 20 2025
..GALE WARNING IN EFFECT THROUGH FRIDAY MORNING
TONIGHT
NW WINDS 25 KT WITH GUSTS TO 35 KT. WAVES 4 FT.
FRI...NW WINDS 15 TO 20 KT. GUSTS UP TO 35 KT
DIMINISHING TO
25 KT LATE. WAVES 3 FT.
FRI NIGHT
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
SAT...NW WINDS 5 TO 10 KT
BECOMING SW IN THE AFTERNOON. WAVES
1 FT.
SAT NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT.
SUN
SW WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
SUN NIGHT
S WINDS 5 KT. WAVES FLAT.
MON
S WINDS 5 TO 10 KT. WAVES 1 FT.
TUE
W WINDS 5 TO 10 KT. WAVES 1 FT.
ANZ530-210900-
CHESAPEAKE BAY NORTH OF POOLES ISLAND-
634 PM EST THU FEB 20 2025
..GALE WARNING IN EFFECT THROUGH FRIDAY MORNING
TONIGHT
NW WINDS 20 TO 25 KT WITH GUSTS TO 35 KT. WAVES 2 FT.
SCATTERED SNOW SHOWERS THIS EVENING. LIGHT FREEZING SPRAY. VSBY 1 TO
3 NM THIS EVENING.
FRI
NW WINDS 15 TO 20 KT WITH GUSTS TO 30 KT. WAVES 2 FT. LIGHT
FREEZING SPRAY.
FRI NIGHT
NW WINDS 10 TO 15 KT. GUSTS UP TO 25 KT IN THE EVENING.
WAVES 1 TO 2 FT.
SAT
W WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT.
SUN
W WINDS AROUND 5 KT. WAVES 1 FT.
SUN NIGHT
SW WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
MON
S WINDS 5 TO 10 KT. WAVES 1 FT.
TUE
W WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF RAIN THROUGH THE
DAY.
ANZ531-210900-
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT-
634 PM EST THU FEB 20 2025
..GALE WARNING IN EFFECT THROUGH FRIDAY MORNING
TONIGHT...NW WINDS 20 TO 25 KT WITH GUSTS TO 35 KT. WAVES 4 FT
EXCEPT 2 TO 3 FT NEAR THE MOUTH OF THE PATAPSCO. ISOLATED SNOW
SHOWERS THIS EVENING. LIGHT FREEZING SPRAY. VSBY 1 TO 3 NM THIS
EVENING.
FRI
NW WINDS 20 TO 25 KT WITH GUSTS TO 35 KT. WAVES 3 FT. LIGHT
FREEZING SPRAY.
FRI NIGHT...NW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT
DIMINISHING
TO 10 KT LATE. WAVES 2 TO 3 FT.
SAT
W WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT.
SUN
W WINDS 5 KT. WAVES LESS THAN 1 FT.
SUN NIGHT
SW WINDS AROUND 5 KT. WAVES FLAT.
MON
S WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
TUE
W WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF RAIN THROUGH THE
DAY.
ANZ538-210900-
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-
634 PM EST THU FEB 20 2025
..GALE WARNING IN EFFECT UNTIL 1 AM EST FRIDAY
...SMALL CRAFT ADVISORY IN EFFECT FROM 1 AM EST FRIDAY THROUGH
FRIDAY MORNING...
TONIGHT...NW WINDS 15 TO 20 KT. GUSTS UP TO 35 KT
DIMINISHING TO
25 KT LATE. WAVES 2 FT. ISOLATED SNOW SHOWERS THIS EVENING WITH VSBY
1 TO 3 NM.
FRI
NW WINDS 15 TO 20 KT WITH GUSTS TO 30 KT. WAVES 2 FT.
FRI NIGHT
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
SAT
W WINDS 5 KT. WAVES LESS THAN 1 FT.
SAT NIGHT
SW WINDS 5 KT. WAVES LESS THAN 1 FT.
SUN
W WINDS AROUND 5 KT. WAVES FLAT.
SUN NIGHT
SW WINDS AROUND 5 KT. WAVES FLAT.
MON
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
TUE
W WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF RAIN THROUGH
THE DAY.
ANZ539-210900-
CHESTER RIVER TO QUEENSTOWN MD-
634 PM EST THU FEB 20 2025
..GALE WARNING IN EFFECT THROUGH FRIDAY MORNING
TONIGHT
NW WINDS 20 TO 25 KT WITH GUSTS TO 35 KT. WAVES 4 FT.
ISOLATED SNOW SHOWERS THIS EVENING. LIGHT FREEZING SPRAY. VSBY 1 TO
3 NM THIS EVENING.
FRI
NW WINDS 15 TO 20 KT WITH GUSTS TO 35 KT. WAVES 3 FT. LIGHT
FREEZING SPRAY.
FRI NIGHT...NW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT
DIMINISHING
TO 10 KT LATE. WAVES 2 TO 3 FT.
SAT
W WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT.
SUN
W WINDS 5 KT. WAVES LESS THAN 1 FT.
SUN NIGHT
S WINDS AROUND 5 KT. WAVES FLAT.
MON
S WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
TUE
W WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF RAIN THROUGH THE
DAY.
ANZ532-210900-
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH-
634 PM EST THU FEB 20 2025
..GALE WARNING IN EFFECT THROUGH FRIDAY MORNING
TONIGHT
NW WINDS 25 KT WITH GUSTS TO 35 KT. WAVES 4 FT. SCATTERED
FLURRIES THIS EVENING. LIGHT FREEZING SPRAY.
FRI
NW WINDS 20 TO 25 KT WITH GUSTS TO 35 KT. WAVES 3 FT. LIGHT
FREEZING SPRAY.
FRI NIGHT
NW WINDS 15 TO 20 KT. GUSTS UP TO 25 KT UNTIL EARLY
MORNING. WAVES 2 TO 3 FT.
SAT
W WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT.
SUN
W WINDS 5 KT. WAVES LESS THAN 1 FT.
SUN NIGHT
S WINDS AROUND 5 KT. WAVES FLAT.
MON
S WINDS 5 TO 10 KT. WAVES 1 FT.
TUE
W WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF RAIN THROUGH THE
DAY.
ANZ540-210900-
EASTERN BAY-
634 PM EST THU FEB 20 2025
..GALE WARNING IN EFFECT THROUGH FRIDAY MORNING
TONIGHT
NW WINDS 20 TO 25 KT WITH GUSTS TO 35 KT. WAVES 3 FT.
SCATTERED FLURRIES THIS EVENING. LIGHT FREEZING SPRAY AFTER
MIDNIGHT.
FRI
NW WINDS 15 TO 20 KT WITH GUSTS TO 35 KT. WAVES 3 FT.
FRI NIGHT
NW WINDS 10 TO 15 KT. GUSTS UP TO 25 KT UNTIL EARLY
MORNING. WAVES 1 TO 2 FT.
SAT
W WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT.
SUN
W WINDS 5 KT. WAVES LESS THAN 1 FT.
SUN NIGHT
S WINDS AROUND 5 KT. WAVES FLAT.
MON
S WINDS 5 TO 10 KT. WAVES 1 FT.
TUE
W WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF RAIN THROUGH THE
DAY.
ANZ533-210900-
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT-
634 PM EST THU FEB 20 2025
..GALE WARNING IN EFFECT THROUGH FRIDAY MORNING
TONIGHT
NW WINDS 25 KT WITH GUSTS TO 35 KT. WAVES 4 FT. LIGHT
FREEZING SPRAY.
FRI
NW WINDS 20 TO 25 KT WITH GUSTS TO 35 KT. WAVES 4 FT. LIGHT
FREEZING SPRAY.
FRI NIGHT
NW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 TO
3 FT.
SAT...NW WINDS 5 TO 10 KT
BECOMING SW IN THE AFTERNOON. WAVES
1 TO 2 FT.
SAT NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT.
SUN
SW WINDS 5 KT. WAVES LESS THAN 1 FT.
SUN NIGHT
S WINDS 5 KT. WAVES FLAT.
MON
S WINDS 5 TO 10 KT. WAVES 1 FT.
TUE
W WINDS 5 TO 10 KT. WAVES 1 FT.
ANZ541-210900-
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-
634 PM EST THU FEB 20 2025
..GALE WARNING IN EFFECT THROUGH FRIDAY MORNING
TONIGHT...NW WINDS 25 TO 30 KT. WAVES 2 TO 3 FT
EXCEPT AROUND
4 FT NEAR THE MOUTH OF THE CHOPTANK. LIGHT FREEZING SPRAY.
FRI
NW WINDS 20 TO 25 KT WITH GUSTS TO 35 KT. WAVES 3 FT.
FRI NIGHT
NW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT.
SAT
W WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT.
SUN
W WINDS 5 KT. WAVES LESS THAN 1 FT.
SUN NIGHT
S WINDS 5 KT. WAVES FLAT.
MON
S WINDS 5 TO 10 KT. WAVES 1 FT.
TUE
W WINDS 5 TO 10 KT. WAVES 1 FT.
ANZ542-210900-
PATUXENT RIVER TO BROOMES ISLAND MD-
634 PM EST THU FEB 20 2025
..GALE WARNING IN EFFECT UNTIL 1 AM EST FRIDAY
...SMALL CRAFT ADVISORY IN EFFECT FROM 1 AM EST FRIDAY THROUGH
FRIDAY MORNING...
TONIGHT
NW WINDS 15 TO 20 KT WITH GUSTS TO 35 KT. WAVES 1 TO
2 FT.
FRI
NW WINDS 15 TO 20 KT WITH GUSTS TO 30 KT. WAVES 1 FT.
FRI NIGHT
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
SAT
W WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT.
SUN
SW WINDS 5 KT. WAVES LESS THAN 1 FT.
SUN NIGHT
S WINDS 5 KT. WAVES LESS THAN 1 FT.
MON
S WINDS 5 KT. WAVES LESS THAN 1 FT.
TUE
W WINDS 5 TO 10 KT. WAVES 1 FT.
ANZ534-210900-
CHESAPEAKE BAY FROM DRUM POINT TO SMITH POINT-
634 PM EST THU FEB 20 2025
..GALE WARNING IN EFFECT THROUGH FRIDAY MORNING
TONIGHT
NW WINDS 25 TO 30 KT. WAVES 5 FT. LIGHT FREEZING SPRAY.
FRI...NW WINDS 20 TO 25 KT. GUSTS UP TO 40 KT
DIMINISHING TO
25 KT LATE. WAVES 5 FT. LIGHT FREEZING SPRAY.
FRI NIGHT
NW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 3 FT.
SAT...NW WINDS 10 TO 15 KT
BECOMING SW 5 TO 10 KT IN THE
AFTERNOON. WAVES 1 TO 2 FT.
SAT NIGHT
SW WINDS 10 TO 15 KT. WAVES 2 FT.
SUN
SW WINDS 5 TO 10 KT. WAVES 1 FT.
SUN NIGHT
S WINDS 5 KT. WAVES LESS THAN 1 FT.
MON
S WINDS 5 TO 10 KT. WAVES 1 FT.
TUE
W WINDS 5 TO 10 KT. WAVES 1 FT.
ANZ543-210900-
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND-
634 PM EST THU FEB 20 2025
..GALE WARNING IN EFFECT THROUGH FRIDAY MORNING
TONIGHT
NW WINDS 25 TO 30 KT. WAVES 3 FT. LIGHT FREEZING SPRAY.
FRI...NW WINDS 20 TO 25 KT. GUSTS UP TO 35 KT
DIMINISHING TO
25 KT LATE. WAVES 3 FT. LIGHT FREEZING SPRAY.
FRI NIGHT
NW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT.
SAT...NW WINDS 10 TO 15 KT
BECOMING SW 5 TO 10 KT IN THE
AFTERNOON. WAVES 1 FT.
SAT NIGHT
SW WINDS 10 TO 15 KT. WAVES 1 FT.
SUN
SW WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
SUN NIGHT
S WINDS 5 KT. WAVES LESS THAN 1 FT.
MON
S WINDS 5 TO 10 KT. WAVES 1 FT.
TUE
SW WINDS 5 TO 10 KT. WAVES 1 FT.
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