945
FZUS51 KLWX 291135
CWFLWX
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
735 AM EDT WED OCT 29 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.
ANZ500-292000-
735 AM EDT WED OCT 29 2025
.SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...
LOW PRESSURE WILL APPROACH FROM THE TENNESSEE VALLEY TODAY AND MOVE
OVERHEAD THURSDAY. THE LOW WILL CONTINUE NORTH FRIDAY INTO SATURDAY.
SMALL CRAFT ADVISORIES WILL LIKELY BE NEEDED THURSDAY THROUGH
SATURDAY. MARGINAL GALE CONDITIONS ARE POSSIBLE AT TIMES TONIGHT AND
FRIDAY.
ANZ535-292000-
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD-
735 AM EDT WED OCT 29 2025
...SMALL CRAFT ADVISORY IN EFFECT FROM 3 PM EDT THIS AFTERNOON
THROUGH THURSDAY MORNING...
TODAY
NE WINDS 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT. SCATTERED
SHOWERS THIS MORNING, THEN NUMEROUS SHOWERS THIS AFTERNOON.
TONIGHT
E WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 1 FT. RAIN
WITH A CHANCE OF TSTMS. VSBY 1 TO 3 NM.
THU...SE WINDS 10 TO 15 KT
BECOMING S IN THE AFTERNOON. GUSTS UP
TO 25 KT. WAVES 1 FT. RAIN WITH A CHANCE OF TSTMS. VSBY 1 NM OR
LESS.
THU NIGHT
W WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
FRI
W WINDS 15 TO 20 KT WITH GUSTS TO 30 KT. WAVES 1 TO 2 FT.
FRI NIGHT
W WINDS 10 TO 15 KT. GUSTS UP TO 25 KT IN THE EVENING.
WAVES 1 FT.
SAT...W WINDS 10 TO 15 KT
BECOMING NW AROUND 5 KT AFTER MIDNIGHT.
WAVES 1 FT.
SUN
SW WINDS AROUND 5 KT. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ536-292000-
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND-
735 AM EDT WED OCT 29 2025
...SMALL CRAFT ADVISORY IN EFFECT FROM 3 PM EDT THIS AFTERNOON
THROUGH THURSDAY MORNING...
TODAY
NE WINDS 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT. SCATTERED
SHOWERS.
TONIGHT
E WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT. RAIN
WITH A CHANCE OF TSTMS. VSBY 1 TO 3 NM.
THU...SE WINDS 10 TO 15 KT
BECOMING S IN THE AFTERNOON. GUSTS UP
TO 25 KT. WAVES 1 TO 2 FT. RAIN WITH A CHANCE OF TSTMS. VSBY 1 TO
3 NM.
THU NIGHT
W WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
FRI
W WINDS 15 TO 20 KT WITH GUSTS TO 30 KT. WAVES 2 FT.
FRI NIGHT
W 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.
SUN
SW WINDS AROUND 5 KT. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ537-292000-
TIDAL POTOMAC FROM COBB ISLAND TO SMITH POINT-
735 AM EDT WED OCT 29 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY MORNING
TODAY
NE WINDS 15 KT WITH GUSTS TO 25 KT. WAVES 2 TO 3 FT.
SCATTERED SHOWERS THIS MORNING, THEN NUMEROUS SHOWERS THIS
AFTERNOON.
TONIGHT
E WINDS 20 TO 25 KT WITH GUSTS TO 30 KT. WAVES 4 FT. RAIN
WITH A CHANCE OF TSTMS. VSBY 1 TO 3 NM.
THU...SE WINDS 15 TO 20 KT
BECOMING SW 10 TO 15 KT LATE. GUSTS UP
TO 25 KT. WAVES 4 FT...SUBSIDING TO 2 FT IN THE AFTERNOON. RAIN WITH
A CHANCE OF TSTMS. VSBY 1 NM OR LESS.
THU NIGHT
W WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT.
FRI
W WINDS 15 TO 20 KT WITH GUSTS TO 30 KT. WAVES 3 FT.
FRI NIGHT
W WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 TO
3 FT.
SAT...W WINDS 10 TO 15 KT
BECOMING NW 5 KT AFTER MIDNIGHT. WAVES
1 TO 2 FT.
SUN...W WINDS 5 KT
BECOMING S AFTER MIDNIGHT. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ530-292000-
CHESAPEAKE BAY NORTH OF POOLES ISLAND-
735 AM EDT WED OCT 29 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY MORNING
TODAY
NE WINDS 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT. ISOLATED
SHOWERS.
TONIGHT
E WINDS 20 TO 25 KT WITH GUSTS TO 30 KT. WAVES 2 FT.
RAIN. VSBY 1 TO 3 NM.
THU...E WINDS 15 TO 20 KT WITH GUSTS TO 30 KT
BECOMING SE 10 TO
15 KT WITH GUSTS TO 20 KT LATE. WAVES 2 FT. RAIN WITH A CHANCE OF
TSTMS. VSBY 1 NM OR LESS.
THU NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 1 TO
2 FT. A CHANCE OF SHOWERS.
FRI
W WINDS 15 TO 20 KT WITH GUSTS TO 30 KT. WAVES 2 FT.
FRI NIGHT
W WINDS 15 TO 20 KT WITH GUSTS TO 30 KT. WAVES 2 FT.
SAT...W WINDS 10 TO 15 KT
BECOMING NW 5 KT AFTER MIDNIGHT. WAVES
1 FT OR LESS.
SUN
W WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ531-292000-
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT-
735 AM EDT WED OCT 29 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY MORNING
TODAY
NE WINDS 15 KT WITH GUSTS TO 25 KT. WAVES 2 FT. ISOLATED
SHOWERS THIS MORNING, THEN SCATTERED SHOWERS THIS AFTERNOON.
TONIGHT...E WINDS 20 TO 25 KT. GUSTS UP TO 25 KT
INCREASING TO
30 KT LATE. WAVES 3 FT. RAIN. VSBY 1 TO 3 NM.
THU...E WINDS 20 TO 25 KT WITH GUSTS TO 30 KT
BECOMING SE 15 KT
WITH GUSTS TO 25 KT IN THE AFTERNOON. WAVES 3 FT. RAIN WITH A CHANCE
OF TSTMS. VSBY 1 NM OR LESS.
THU NIGHT
W WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 TO
3 FT.
FRI
W WINDS 20 TO 25 KT WITH GUSTS TO 30 KT. WAVES 3 FT.
FRI NIGHT
W WINDS 20 TO 25 KT WITH GUSTS TO 30 KT. WAVES 3 FT.
SAT...W WINDS 15 TO 20 KT
BECOMING NW 5 TO 10 KT AFTER MIDNIGHT.
WAVES 1 TO 2 FT.
SUN...W WINDS 5 TO 10 KT
BECOMING S AFTER MIDNIGHT. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ538-292000-
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-
735 AM EDT WED OCT 29 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY MORNING
TODAY
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
ISOLATED SHOWERS THIS MORNING, THEN SCATTERED SHOWERS THIS
AFTERNOON.
TONIGHT
E WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT.
RAIN. VSBY 1 TO 3 NM.
THU...E WINDS 15 TO 20 KT
BECOMING S 10 TO 15 KT LATE. GUSTS UP
TO 25 KT. WAVES 2 TO 3 FT. RAIN WITH A CHANCE OF TSTMS. VSBY 1 NM OR
LESS.
THU NIGHT
W WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
FRI
W WINDS 15 TO 20 KT WITH GUSTS TO 30 KT. WAVES 2 FT.
FRI NIGHT
W WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 1 TO
2 FT.
SAT...W WINDS 10 TO 15 KT
BECOMING NW AROUND 5 KT AFTER MIDNIGHT.
WAVES 1 FT OR LESS.
SUN
W WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ539-292000-
CHESTER RIVER TO QUEENSTOWN MD-
735 AM EDT WED OCT 29 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY MORNING
TODAY
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.
ISOLATED SHOWERS THIS MORNING, THEN SCATTERED SHOWERS THIS
AFTERNOON.
TONIGHT
E WINDS 20 TO 25 KT WITH GUSTS TO 30 KT. WAVES 2 FT.
RAIN. VSBY 1 TO 3 NM.
THU...SE WINDS 15 TO 20 KT WITH GUSTS TO 30 KT
BECOMING S 10 TO
15 KT WITH GUSTS TO 20 KT LATE. WAVES 2 FT. RAIN WITH A CHANCE OF
TSTMS. VSBY 1 NM OR LESS.
THU NIGHT
W WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 TO
3 FT.
FRI
W WINDS 20 KT WITH GUSTS TO 30 KT. WAVES 3 FT.
FRI NIGHT
W WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 3 FT.
SAT...W WINDS 10 TO 15 KT
BECOMING NW 5 KT AFTER MIDNIGHT. WAVES
1 TO 2 FT.
SUN
SW WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ532-292000-
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH-
735 AM EDT WED OCT 29 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY MORNING
TODAY
NE WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 TO 3 FT.
SCATTERED SHOWERS.
TONIGHT
E WINDS 20 TO 25 KT. GUSTS UP TO 30 KT. WAVES 3 FT. RAIN
WITH A CHANCE OF TSTMS. VSBY 1 TO 3 NM.
THU...SE WINDS 20 TO 25 KT WITH GUSTS TO 30 KT
BECOMING S 15 KT
WITH GUSTS TO 20 KT LATE. WAVES 3 FT. RAIN WITH A CHANCE OF TSTMS.
VSBY 1 NM OR LESS.
THU NIGHT
W WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 TO
3 FT.
FRI
W WINDS 20 TO 25 KT WITH GUSTS TO 30 KT. WAVES 3 FT.
FRI NIGHT
W WINDS 15 TO 20 KT. GUSTS UP TO 30 KT IN THE EVENING.
WAVES 3 FT.
SAT...W WINDS 15 TO 20 KT
BECOMING NW 5 TO 10 KT. WAVES 1 TO
2 FT.
SUN...NW WINDS 5 TO 10 KT
BECOMING S. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ540-292000-
EASTERN BAY-
735 AM EDT WED OCT 29 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY MORNING
TODAY
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
SCATTERED SHOWERS.
TONIGHT
E WINDS 20 TO 25 KT WITH GUSTS TO 30 KT. WAVES 2 TO 3 FT.
RAIN. VSBY 1 TO 3 NM.
THU...SE WINDS 15 TO 20 KT WITH GUSTS TO 30 KT
BECOMING S 10 TO
15 KT WITH GUSTS TO 20 KT LATE. WAVES 2 TO 3 FT. RAIN WITH A CHANCE
OF TSTMS. VSBY 1 NM OR LESS.
THU NIGHT
W WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT.
FRI
W WINDS 20 TO 25 KT WITH GUSTS TO 30 KT. WAVES 3 FT.
FRI NIGHT
W WINDS 15 TO 20 KT WITH GUSTS TO 30 KT. WAVES 2 TO
3 FT.
SAT...W WINDS 10 TO 15 KT
BECOMING NW 5 KT AFTER MIDNIGHT. WAVES
1 TO 2 FT.
SUN
SW WINDS 5 KT. WAVES LESS THAN 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ533-292000-
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT-
735 AM EDT WED OCT 29 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY MORNING
TODAY
NE WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 3 FT.
SCATTERED SHOWERS THIS MORNING, THEN NUMEROUS SHOWERS THIS
AFTERNOON.
TONIGHT
E WINDS 20 TO 25 KT WITH GUSTS TO 30 KT. WAVES 3 FT. RAIN
WITH A CHANCE OF TSTMS. VSBY 1 TO 3 NM.
THU...SE WINDS 20 TO 25 KT WITH GUSTS TO 30 KT
BECOMING S 15 KT
WITH GUSTS TO 20 KT LATE. WAVES 3 FT. RAIN WITH A CHANCE OF TSTMS.
VSBY 1 NM OR LESS.
THU NIGHT
W WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 TO
3 FT.
FRI
W WINDS 20 TO 25 KT WITH GUSTS TO 30 KT. WAVES 3 FT.
FRI NIGHT
W WINDS 20 TO 25 KT. GUSTS UP TO 30 KT IN THE EVENING.
WAVES 3 FT.
SAT...W WINDS 15 TO 20 KT
BECOMING NW 5 TO 10 KT. WAVES 1 TO
2 FT.
SUN...W WINDS 5 KT
BECOMING S AFTER MIDNIGHT. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ541-292000-
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-
735 AM EDT WED OCT 29 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY MORNING
TODAY
NE WINDS 15 KT WITH GUSTS TO 25 KT. WAVES 2 FT. SCATTERED
SHOWERS.
TONIGHT
E WINDS 20 TO 25 KT WITH GUSTS TO 30 KT. WAVES 2 TO 3 FT.
RAIN WITH A CHANCE OF TSTMS. VSBY 1 TO 3 NM.
THU...SE WINDS 15 TO 20 KT WITH GUSTS TO 30 KT
BECOMING S WITH
GUSTS TO 20 KT LATE. WAVES 2 TO 3 FT. RAIN WITH A CHANCE OF TSTMS.
VSBY 1 NM OR LESS.
THU NIGHT
W WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 TO
3 FT.
FRI
W WINDS 20 TO 25 KT WITH GUSTS TO 30 KT. WAVES 3 FT.
FRI NIGHT
W WINDS 15 TO 20 KT. GUSTS UP TO 30 KT IN THE EVENING.
WAVES 3 FT.
SAT...W WINDS 10 TO 15 KT
BECOMING NW 5 KT AFTER MIDNIGHT. WAVES
1 TO 2 FT.
SUN...NW WINDS 5 KT
BECOMING S AFTER MIDNIGHT. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ542-292000-
PATUXENT RIVER TO BROOMES ISLAND MD-
735 AM EDT WED OCT 29 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY MORNING
TODAY
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
SCATTERED SHOWERS THIS MORNING, THEN NUMEROUS SHOWERS THIS
AFTERNOON.
TONIGHT
E WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 1 FT. RAIN
WITH A CHANCE OF TSTMS. VSBY 1 TO 3 NM.
THU...SE WINDS 10 TO 15 KT
BECOMING S LATE. GUSTS UP TO 25 KT.
WAVES 1 FT. RAIN WITH A CHANCE OF TSTMS. VSBY 1 NM OR LESS.
THU NIGHT
W WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
FRI
W WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 1 FT.
FRI NIGHT
W WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 1 FT.
SAT
W WINDS 5 TO 10 KT. WAVES 1 FT.
SUN
SW WINDS AROUND 5 KT. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ534-292000-
CHESAPEAKE BAY FROM DRUM POINT TO SMITH POINT-
735 AM EDT WED OCT 29 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY MORNING
TODAY
NE WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 3 FT.
SCATTERED SHOWERS THIS MORNING, THEN NUMEROUS SHOWERS THIS
AFTERNOON.
TONIGHT
E WINDS 20 TO 25 KT WITH GUSTS TO 30 KT. WAVES 4 FT. RAIN
WITH A CHANCE OF TSTMS. VSBY 1 TO 3 NM.
THU...SE WINDS 15 TO 20 KT WITH GUSTS TO 30 KT
BECOMING S WITH
GUSTS TO 20 KT LATE. WAVES 3 FT. RAIN WITH A CHANCE OF TSTMS. VSBY
1 NM OR LESS.
THU NIGHT
W WINDS 20 TO 25 KT. WAVES 3 FT.
FRI
W WINDS 20 TO 25 KT WITH GUSTS TO 30 KT. WAVES 4 FT.
FRI NIGHT
W WINDS 20 TO 25 KT WITH GUSTS TO 30 KT. WAVES 4 FT.
SAT...W WINDS 15 TO 20 KT
BECOMING NW 5 TO 10 KT. WAVES 2 TO
3 FT...SUBSIDING TO 1 FT AFTER MIDNIGHT.
SUN...NW WINDS 5 TO 10 KT
BECOMING S. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ543-292000-
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND-
735 AM EDT WED OCT 29 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY MORNING
TODAY
NE WINDS 15 KT WITH GUSTS TO 25 KT. WAVES 2 FT. SCATTERED
SHOWERS THIS MORNING, THEN NUMEROUS SHOWERS THIS AFTERNOON.
TONIGHT
E WINDS 20 TO 25 KT WITH GUSTS TO 30 KT. WAVES 2 TO 3 FT.
RAIN WITH A CHANCE OF TSTMS. VSBY 1 TO 3 NM.
THU...SE WINDS 15 TO 20 KT WITH GUSTS TO 30 KT
BECOMING S WITH
GUSTS TO 20 KT LATE. WAVES 2 FT. RAIN WITH A CHANCE OF TSTMS. VSBY
1 NM OR LESS.
THU NIGHT
W WINDS 20 TO 25 KT WITH GUSTS TO 30 KT. WAVES 2 TO
3 FT.
FRI
W WINDS 20 TO 25 KT WITH GUSTS TO 30 KT. WAVES 3 FT.
FRI NIGHT
W WINDS 20 TO 25 KT WITH GUSTS TO 30 KT. WAVES 2 TO
3 FT.
SAT...W WINDS 15 TO 20 KT
BECOMING NW 5 TO 10 KT. WAVES 1 TO
2 FT.
SUN...NW WINDS 5 TO 10 KT
BECOMING S. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
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