129
FZUS51 KLWX 300704
CWFLWX
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
304 AM EDT MON MAR 30 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.
ANZ500-302200-
304 AM EDT MON MAR 30 2026
.SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...
HIGH PRESSURE WILL REMAIN ANCHORED OFFSHORE THROUGH TUESDAY WHILE A
FRONTAL SYSTEM STALLS OVER THE GREAT LAKES TO THE NORTHEAST. THE
FRONT WILL DROP SOUTHWARD WEDNESDAY, THEN STALL NEARBY OR OVERHEAD
THROUGH LATE IN THE WEEK. SMALL CRAFT ADVISORIES MAY BE NEEDED MUCH
OF THE TIME THROUGH AT LEAST FRIDAY NIGHT.
ANZ535-302200-
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD-
304 AM EDT MON MAR 30 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON
REST OF THE OVERNIGHT
S WINDS 15 KT WITH GUSTS TO 20 KT. WAVES
1 FT.
TODAY
SW WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 1 FT.
SCATTERED SHOWERS.
TONIGHT
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
TUE
SW WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 1 FT.
TUE NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
WED
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT. SHOWERS
LIKELY.
WED NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS LIKELY.
THU
S WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS THROUGH
THE NIGHT.
FRI
SW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS THROUGH
THE NIGHT.
ANZ536-302200-
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND-
304 AM EDT MON MAR 30 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON
REST OF THE OVERNIGHT
S WINDS 15 KT WITH GUSTS TO 20 KT. WAVES
2 FT.
TODAY
SW WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 1 TO 2 FT.
SCATTERED SHOWERS.
TONIGHT
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
TUE
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
TUE NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT.
WED
SW WINDS 15 TO 20 KT. WAVES 1 TO 2 FT. SHOWERS LIKELY.
WED NIGHT
S WINDS 10 KT. WAVES 1 FT. SHOWERS LIKELY.
THU
S WINDS 10 TO 15 KT. WAVES 1 FT.
FRI
SW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS THROUGH
THE NIGHT.
ANZ537-302200-
TIDAL POTOMAC FROM COBB ISLAND TO SMITH POINT-
304 AM EDT MON MAR 30 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON
REST OF THE OVERNIGHT
SW WINDS 15 KT WITH GUSTS TO 20 KT. WAVES
2 FT.
TODAY
SW WINDS 15 KT WITH GUSTS TO 25 KT. WAVES 2 FT.
TONIGHT
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
TUE
SW WINDS 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
TUE NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT.
WED
SW WINDS 15 TO 20 KT. WAVES 2 FT. A CHANCE OF SHOWERS.
WED NIGHT
S WINDS 10 TO 15 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
THU
S WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
FRI
S WINDS 10 TO 15 KT. WAVES 1 FT.
ANZ530-302200-
CHESAPEAKE BAY NORTH OF POOLES ISLAND-
304 AM EDT MON MAR 30 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON
REST OF THE OVERNIGHT
S WINDS 15 KT WITH GUSTS TO 20 KT. WAVES
2 FT.
TODAY
SW WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 1 TO 2 FT.
SCATTERED SHOWERS.
TONIGHT
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
SCATTERED SHOWERS.
TUE
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT. A
CHANCE OF SHOWERS.
TUE NIGHT
SW WINDS 15 TO 20 KT. WAVES 2 FT.
WED
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.
SHOWERS LIKELY.
WED NIGHT...S WINDS 5 TO 10 KT
BECOMING E AFTER MIDNIGHT. WAVES
1 FT. SHOWERS LIKELY WITH A CHANCE OF TSTMS.
THU...SE WINDS 10 TO 15 KT
BECOMING S 5 TO 10 KT AFTER MIDNIGHT.
WAVES 1 FT. A CHANCE OF SHOWERS.
FRI
S WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ531-302200-
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT-
304 AM EDT MON MAR 30 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON
REST OF THE OVERNIGHT
S WINDS 15 KT WITH GUSTS TO 25 KT. WAVES
2 FT.
TODAY
SW WINDS 15 TO 20 KT. WAVES 2 FT. SCATTERED SHOWERS.
TONIGHT
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
SCATTERED SHOWERS.
TUE
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT. A
CHANCE OF SHOWERS.
TUE NIGHT
S WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 TO
3 FT.
WED
SW WINDS 15 TO 20 KT. WAVES 2 TO 3 FT. SHOWERS LIKELY.
WED NIGHT
SE WINDS 10 TO 15 KT. WAVES 1 FT. SHOWERS LIKELY WITH A
CHANCE OF TSTMS.
THU
SE WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS.
FRI
S WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ538-302200-
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-
304 AM EDT MON MAR 30 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON
REST OF THE OVERNIGHT
S WINDS 10 KT WITH GUSTS TO 20 KT. WAVES
1 FT.
TODAY
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
SCATTERED SHOWERS.
TONIGHT
SW WINDS 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT. SCATTERED
SHOWERS.
TUE
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT. A
CHANCE OF SHOWERS.
TUE NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
WED
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT. SHOWERS
LIKELY.
WED NIGHT
SE WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS LIKELY WITH A
CHANCE OF TSTMS.
THU
SE WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
FRI
S WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ539-302200-
CHESTER RIVER TO QUEENSTOWN MD-
304 AM EDT MON MAR 30 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON
REST OF THE OVERNIGHT
S WINDS 15 KT WITH GUSTS TO 20 KT. WAVES
2 FT.
TODAY
SW WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 2 FT.
SCATTERED SHOWERS.
TONIGHT
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
TUE
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT. A
CHANCE OF SHOWERS.
TUE NIGHT
S WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT.
WED
SW WINDS 15 TO 20 KT. WAVES 2 FT. SHOWERS LIKELY.
WED NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS LIKELY WITH A
CHANCE OF TSTMS.
THU
SE WINDS 10 TO 15 KT. WAVES 1 FT. A CHANCE OF SHOWERS IN THE
MORNING.
FRI
S WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS IN
THE AFTERNOON.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ532-302200-
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH-
304 AM EDT MON MAR 30 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON
REST OF THE OVERNIGHT
S WINDS 20 KT. WAVES 3 FT.
TODAY
SW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 TO 3 FT.
SCATTERED SHOWERS.
TONIGHT
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
TUE
SW WINDS 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
TUE NIGHT
S WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 3 FT.
WED
SW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 TO 3 FT.
SHOWERS LIKELY.
WED NIGHT
S WINDS 10 TO 15 KT. WAVES 1 FT. SHOWERS LIKELY.
THU
SE WINDS 10 TO 15 KT. WAVES 2 FT. A CHANCE OF SHOWERS IN THE
MORNING.
FRI
S WINDS 10 TO 15 KT. WAVES 2 FT. A CHANCE OF SHOWERS IN THE
AFTERNOON.
ANZ540-302200-
EASTERN BAY-
304 AM EDT MON MAR 30 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON
REST OF THE OVERNIGHT
S WINDS 15 KT WITH GUSTS TO 20 KT. WAVES
2 FT.
TODAY
SW WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 2 FT.
SCATTERED SHOWERS.
TONIGHT
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
TUE
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
TUE NIGHT
S WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT.
WED
SW WINDS 15 TO 20 KT. WAVES 2 FT. SHOWERS LIKELY.
WED NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS LIKELY.
THU
SE WINDS 10 TO 15 KT. WAVES 1 FT. A CHANCE OF SHOWERS IN THE
MORNING.
FRI
S WINDS 10 TO 15 KT. WAVES 1 FT.
ANZ533-302200-
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT-
304 AM EDT MON MAR 30 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON
REST OF THE OVERNIGHT
S WINDS 20 KT. WAVES 3 FT.
TODAY
SW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 TO 3 FT.
SCATTERED SHOWERS.
TONIGHT
SW WINDS 15 TO 20 KT. WAVES 2 FT.
TUE
SW WINDS 15 TO 20 KT. WAVES 2 FT.
TUE NIGHT
S WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 3 FT.
WED
SW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 TO 3 FT.
SHOWERS LIKELY.
WED NIGHT
S WINDS 10 TO 15 KT. WAVES 1 FT. SHOWERS LIKELY.
THU
S WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
FRI
S WINDS 10 TO 15 KT. WAVES 2 FT.
ANZ541-302200-
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-
304 AM EDT MON MAR 30 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON
REST OF THE OVERNIGHT...S WINDS 20 KT. WAVES 1 FT
EXCEPT AROUND
3 FT NEAR THE MOUTH OF THE CHOPTANK.
TODAY
SW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT.
SCATTERED SHOWERS.
TONIGHT
SW WINDS 15 TO 20 KT. WAVES 2 FT.
TUE
SW WINDS 15 TO 20 KT. WAVES 2 FT.
TUE NIGHT
S WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 TO
3 FT.
WED
SW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT. SHOWERS
LIKELY.
WED NIGHT
S WINDS 10 TO 15 KT. WAVES 1 FT. SHOWERS LIKELY.
THU
S WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
FRI
S WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
ANZ542-302200-
PATUXENT RIVER TO BROOMES ISLAND MD-
304 AM EDT MON MAR 30 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON
REST OF THE OVERNIGHT
S WINDS 15 KT WITH GUSTS TO 20 KT. WAVES
1 FT.
TODAY
SW WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 1 FT.
SCATTERED SHOWERS.
TONIGHT
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
TUE
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
TUE NIGHT
SW WINDS 15 TO 20 KT. WAVES 1 FT.
WED
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT. A
CHANCE OF SHOWERS.
WED NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS LIKELY.
THU
S WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
S WINDS 5 TO 10 KT. WAVES 1 FT.
ANZ534-302200-
CHESAPEAKE BAY FROM DRUM POINT TO SMITH POINT-
304 AM EDT MON MAR 30 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON
REST OF THE OVERNIGHT
S WINDS 20 KT WITH GUSTS TO 25 KT. WAVES
3 FT.
TODAY
SW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 3 FT.
TONIGHT
SW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 TO
3 FT.
TUE
SW WINDS 15 TO 20 KT. WAVES 3 FT.
TUE NIGHT
S WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 3 FT.
WED
SW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 3 FT. A
CHANCE OF SHOWERS.
WED NIGHT
S WINDS 10 TO 15 KT. WAVES 2 FT. A CHANCE OF SHOWERS.
THU
S WINDS 15 TO 20 KT. WAVES 2 FT.
FRI
S WINDS 10 TO 15 KT. WAVES 2 FT.
ANZ543-302200-
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND-
304 AM EDT MON MAR 30 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON
REST OF THE OVERNIGHT
S WINDS 20 KT WITH GUSTS TO 25 KT. WAVES
2 FT.
TODAY
SW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT.
TONIGHT
SW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT.
TUE
S WINDS 15 TO 20 KT. WAVES 2 FT.
TUE NIGHT
S WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT.
WED
SW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT. A
CHANCE OF SHOWERS.
WED NIGHT
S WINDS 10 TO 15 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
THU
S WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
FRI
S WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
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