823
FZUS51 KLWX 100106
CWFLWX
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
906 PM EDT MON MAR 9 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.
ANZ500-100800-
906 PM EDT MON MAR 9 2026
.SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...
A STRONG COLD FRONT WILL LIKELY IMPACT THE REGION LATE WEDNESDAY
INTO THURSDAY. AN ADDITIONAL FRONT WILL CROSS THE WATERS THIS
WEEKEND. SMALL CRAFT ADVISORIES MAY BE NEEDED AT TIMES FOR PORTIONS
OF THE WATERS, ESPECIALLY MID TO LATE WEEK.
ANZ535-100800-
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD-
906 PM EDT MON MAR 9 2026
REST OF TONIGHT
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
TUE
S WINDS AROUND 5 KT. WAVES 1 FT.
TUE NIGHT
S WINDS AROUND 5 KT. WAVES 1 FT.
WED...S WINDS AROUND 5 KT
BECOMING SW 10 TO 15 KT WITH GUSTS TO
25 KT IN THE AFTERNOON. WAVES 1 FT. A CHANCE OF SHOWERS.
WED NIGHT...SW WINDS 15 TO 20 KT. GUSTS UP TO 20 KT
INCREASING TO
30 KT AFTER MIDNIGHT. WAVES 1 TO 2 FT. SHOWERS LIKELY.
THU
NW WINDS 15 TO 20 KT WITH GUSTS TO 35 KT. WAVES 1 TO 2 FT.
SHOWERS LIKELY.
THU NIGHT...NW WINDS 10 TO 15 KT WITH GUSTS TO 25 KT
DIMINISHING
TO AROUND 5 KT AFTER MIDNIGHT. WAVES 1 FT.
FRI...S WINDS 5 TO 10 KT
BECOMING SW 15 TO 20 KT IN THE AFTERNOON
AND EVENING, THEN BECOMING W 5 TO 10 KT AFTER MIDNIGHT. WAVES 1 TO
2 FT.
SAT...NW WINDS 5 TO 10 KT
BECOMING E. WAVES 1 FT.
ANZ536-100800-
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND-
906 PM EDT MON MAR 9 2026
REST OF TONIGHT
S WINDS 5 KT. WAVES LESS THAN 1 FT.
TUE
S WINDS AROUND 5 KT. WAVES 1 FT.
TUE NIGHT
S WINDS 5 KT. WAVES LESS THAN 1 FT.
WED
S WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE AFTERNOON.
WAVES 1 FT. A CHANCE OF SHOWERS.
WED NIGHT
SW WINDS 20 TO 25 KT. WAVES 2 FT. A CHANCE OF SHOWERS.
THU
NW WINDS 20 TO 25 KT WITH GUSTS TO 30 KT. WAVES 2 TO 3 FT.
SHOWERS.
THU NIGHT...NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT
DIMINISHING
TO AROUND 5 KT AFTER MIDNIGHT. WAVES 1 TO 2 FT.
FRI...S WINDS 15 TO 20 KT
BECOMING W 10 TO 15 KT AFTER MIDNIGHT.
WAVES 1 TO 2 FT.
SAT...NW WINDS 5 TO 10 KT
BECOMING SE. WAVES 1 FT.
ANZ537-100800-
TIDAL POTOMAC FROM COBB ISLAND TO SMITH POINT-
906 PM EDT MON MAR 9 2026
REST OF TONIGHT
S WINDS 5 KT. WAVES LESS THAN 1 FT.
TUE
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
TUE NIGHT
S WINDS 5 KT. WAVES LESS THAN 1 FT.
WED
S WINDS 10 TO 15 KT. WAVES 1 FT.
WED NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT. A
CHANCE OF SHOWERS.
THU
NW WINDS 20 TO 25 KT WITH GUSTS TO 30 KT. WAVES 3 FT.
SHOWERS.
THU NIGHT
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO
2 FT.
FRI...SE WINDS 5 TO 10 KT
BECOMING S 15 TO 20 KT IN THE AFTERNOON
AND EVENING, THEN BECOMING SW AFTER MIDNIGHT. WAVES 1 TO 2 FT.
SAT...NW WINDS 5 TO 10 KT
BECOMING SE 10 TO 15 KT. WAVES 1 TO
2 FT.
ANZ530-100800-
CHESAPEAKE BAY NORTH OF POOLES ISLAND-
906 PM EDT MON MAR 9 2026
REST OF TONIGHT
SW WINDS AROUND 5 KT. WAVES FLAT. PATCHY FOG WITH
VSBY 1 NM OR LESS.
TUE
SW WINDS AROUND 5 KT. WAVES 1 FT. PATCHY DENSE FOG. VSBY 1 NM
OR LESS.
TUE NIGHT
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
WED
S WINDS 5 TO 10 KT. GUSTS UP TO 20 KT IN THE AFTERNOON. WAVES
1 FT. A CHANCE OF SHOWERS.
WED NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT.
SHOWERS LIKELY.
THU
NW WINDS 20 TO 25 KT WITH GUSTS TO 30 KT. WAVES 2 FT. SHOWERS
LIKELY.
THU NIGHT...NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT
DIMINISHING
TO AROUND 5 KT AFTER MIDNIGHT. WAVES 1 TO 2 FT.
FRI...S WINDS 15 TO 20 KT
BECOMING W 10 TO 15 KT AFTER MIDNIGHT.
WAVES 1 TO 2 FT.
SAT...W WINDS 10 TO 15 KT
BECOMING N 5 KT IN THE EVENING, THEN
BECOMING E AFTER MIDNIGHT. WAVES 1 FT.
ANZ531-100800-
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT-
906 PM EDT MON MAR 9 2026
REST OF TONIGHT
S WINDS 5 KT. WAVES LESS THAN 1 FT. PATCHY FOG.
VSBY 1 TO 3 NM...DECREASING TO 1 NM OR LESS.
TUE
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS. PATCHY DENSE FOG.
VSBY 1 NM OR LESS.
TUE NIGHT
S WINDS 5 KT. WAVES LESS THAN 1 FT.
WED
S WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS.
WED NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT.
SHOWERS LIKELY.
THU
NW WINDS 20 TO 25 KT. WAVES 3 FT. SHOWERS LIKELY.
THU NIGHT...NW WINDS 15 TO 20 KT
DIMINISHING TO 5 TO 10 KT AFTER
MIDNIGHT. WAVES 3 FT...SUBSIDING TO 1 FT AFTER MIDNIGHT.
FRI...S WINDS 10 TO 15 KT
INCREASING TO 20 TO 25 KT IN THE
AFTERNOON AND EVENING, THEN BECOMING W 15 TO 20 KT AFTER MIDNIGHT.
WAVES 1 FT...BUILDING TO 3 FT.
SAT...W WINDS 10 TO 15 KT
BECOMING E. WAVES 1 TO 2 FT.
ANZ538-100800-
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-
906 PM EDT MON MAR 9 2026
REST OF TONIGHT
SE WINDS AROUND 5 KT. WAVES FLAT. PATCHY FOG WITH
VSBY 1 NM OR LESS.
TUE
S WINDS AROUND 5 KT. WAVES FLAT. PATCHY FOG. VSBY 1 TO 3 NM.
TUE NIGHT
S WINDS AROUND 5 KT. WAVES FLAT.
WED
S WINDS 5 TO 10 KT. WAVES 1 FT OR LESS. A CHANCE OF SHOWERS.
WED NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
SHOWERS LIKELY.
THU
NW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT. SHOWERS
LIKELY.
THU NIGHT...NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT
DIMINISHING
TO 5 KT AFTER MIDNIGHT. WAVES 1 FT OR LESS.
FRI...S WINDS 5 TO 10 KT
INCREASING TO 15 TO 20 KT IN THE
AFTERNOON AND EVENING, THEN BECOMING W 10 KT AFTER MIDNIGHT. WAVES
1 TO 2 FT.
SAT...W WINDS 5 TO 10 KT
BECOMING E. WAVES 1 FT OR LESS.
ANZ539-100800-
CHESTER RIVER TO QUEENSTOWN MD-
906 PM EDT MON MAR 9 2026
REST OF TONIGHT
S WINDS 5 KT. WAVES LESS THAN 1 FT. PATCHY FOG
WITH VSBY 1 NM OR LESS.
TUE
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS. PATCHY DENSE FOG.
VSBY 1 NM OR LESS.
TUE NIGHT
S WINDS 5 KT. WAVES LESS THAN 1 FT.
WED
S WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS.
WED NIGHT
SW WINDS 15 TO 20 KT. WAVES 2 FT. SHOWERS LIKELY.
THU
NW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 3 FT. SHOWERS
LIKELY.
THU NIGHT
NW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE EVENING.
WAVES 3 FT...SUBSIDING TO 1 FT AFTER MIDNIGHT.
FRI...S WINDS 10 TO 15 KT
INCREASING TO 20 TO 25 KT IN THE
AFTERNOON AND EVENING, THEN BECOMING SW 15 TO 20 KT AFTER MIDNIGHT.
WAVES 1 FT...BUILDING TO 2 TO 3 FT.
SAT...W WINDS 10 TO 15 KT
BECOMING E 5 TO 10 KT. WAVES 1 TO 2 FT.
ANZ532-100800-
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH-
906 PM EDT MON MAR 9 2026
REST OF TONIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT. PATCHY FOG. VSBY
1 TO 3 NM.
TUE
S WINDS 5 TO 10 KT. WAVES 1 FT. PATCHY FOG. VSBY 1 NM OR
LESS.
TUE NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
WED
S WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS.
WED NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 3 FT.
SHOWERS LIKELY.
THU
NW WINDS 20 TO 25 KT. WAVES 3 FT. SHOWERS.
THU NIGHT...NW WINDS 15 TO 20 KT
DIMINISHING TO 5 TO 10 KT AFTER
MIDNIGHT. WAVES 1 TO 2 FT.
FRI...S WINDS 10 TO 15 KT
INCREASING TO 20 TO 25 KT IN THE
AFTERNOON AND EVENING, THEN BECOMING W 15 TO 20 KT AFTER MIDNIGHT.
WAVES 1 FT...BUILDING TO 3 FT.
SAT...NW WINDS 10 TO 15 KT
BECOMING SE. WAVES 1 TO 2 FT.
ANZ540-100800-
EASTERN BAY-
906 PM EDT MON MAR 9 2026
REST OF TONIGHT
S WINDS 5 KT. WAVES LESS THAN 1 FT. PATCHY FOG
WITH VSBY 1 TO 3 NM.
TUE
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS. PATCHY FOG. VSBY
1 TO 3 NM.
TUE NIGHT
S WINDS 5 KT. WAVES LESS THAN 1 FT.
WED
S WINDS 10 TO 15 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
WED NIGHT
SW WINDS 15 TO 20 KT. WAVES 2 FT. SHOWERS LIKELY.
THU
NW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT.
SHOWERS.
THU NIGHT
NW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE EVENING.
WAVES 1 TO 2 FT.
FRI...S WINDS 15 TO 20 KT
BECOMING SW AFTER MIDNIGHT. WAVES 1 TO
2 FT.
SAT...NW WINDS 10 TO 15 KT
BECOMING SE. WAVES 1 TO 2 FT.
ANZ533-100800-
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT-
906 PM EDT MON MAR 9 2026
REST OF TONIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT. PATCHY FOG. VSBY
1 TO 3 NM.
TUE
S WINDS 5 TO 10 KT. WAVES 1 FT.
TUE NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
WED
S WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS.
WED NIGHT
S WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 TO
3 FT. A CHANCE OF SHOWERS.
THU
NW WINDS 20 TO 25 KT. WAVES 3 FT. SHOWERS.
THU NIGHT...NW WINDS 15 TO 20 KT. WAVES 3 FT
SUBSIDING TO 1 FT
AFTER MIDNIGHT.
FRI...S WINDS 10 TO 15 KT
INCREASING TO 20 TO 25 KT IN THE
AFTERNOON AND EVENING, THEN BECOMING W 15 TO 20 KT AFTER MIDNIGHT.
WAVES 1 FT...BUILDING TO 3 FT.
SAT...NW WINDS 10 TO 15 KT
BECOMING SE. WAVES 1 TO 2 FT.
ANZ541-100800-
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-
906 PM EDT MON MAR 9 2026
REST OF TONIGHT
S WINDS 5 KT. WAVES LESS THAN 1 FT. PATCHY FOG.
VSBY 1 TO 3 NM.
TUE
S WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
TUE NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
WED
S WINDS 10 TO 15 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
WED NIGHT
S WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT. A
CHANCE OF SHOWERS.
THU
NW WINDS 20 TO 25 KT. WAVES 3 FT. SHOWERS.
THU NIGHT...NW WINDS 15 TO 20 KT
DIMINISHING TO 5 TO 10 KT AFTER
MIDNIGHT. WAVES 1 TO 2 FT.
FRI...S WINDS 10 TO 15 KT
INCREASING TO 20 TO 25 KT IN THE
AFTERNOON AND EVENING, THEN BECOMING SW 15 TO 20 KT AFTER MIDNIGHT.
WAVES 1 FT...BUILDING TO 3 FT.
SAT...NW WINDS 10 TO 15 KT
BECOMING SE. WAVES 1 TO 2 FT.
ANZ542-100800-
PATUXENT RIVER TO BROOMES ISLAND MD-
906 PM EDT MON MAR 9 2026
REST OF TONIGHT
S WINDS 5 KT. WAVES LESS THAN 1 FT.
TUE
S WINDS AROUND 5 KT. WAVES 1 FT.
TUE NIGHT
S WINDS 5 KT. WAVES LESS THAN 1 FT.
WED
S WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
WED NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT. A
CHANCE OF SHOWERS.
THU
NW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 1 FT.
SHOWERS.
THU NIGHT...NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT
DIMINISHING
TO 5 KT AFTER MIDNIGHT. WAVES 1 FT.
FRI...S WINDS 10 TO 15 KT
BECOMING W AFTER MIDNIGHT. WAVES 1 FT.
SAT...NW WINDS 5 TO 10 KT
BECOMING SE. WAVES 1 FT.
ANZ534-100800-
CHESAPEAKE BAY FROM DRUM POINT TO SMITH POINT-
906 PM EDT MON MAR 9 2026
REST OF TONIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT. PATCHY FOG. VSBY
1 NM OR LESS.
TUE
S WINDS 5 TO 10 KT. WAVES 1 FT. PATCHY FOG. VSBY 1 NM OR
LESS.
TUE NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
WED
S WINDS 10 TO 15 KT. WAVES 2 FT.
WED NIGHT
S WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 3 FT. A
CHANCE OF SHOWERS.
THU
NW WINDS 20 TO 25 KT. WAVES 4 FT. SHOWERS.
THU NIGHT
NW WINDS 15 TO 20 KT. WAVES 2 TO 3 FT.
FRI...SE WINDS 10 TO 15 KT
BECOMING SW 15 TO 20 KT AFTER
MIDNIGHT. WAVES 1 FT...BUILDING TO 3 FT.
SAT...NW WINDS 10 TO 15 KT
BECOMING N 5 TO 10 KT IN THE
AFTERNOON, THEN BECOMING SE 10 TO 15 KT. WAVES 1 TO 2 FT.
ANZ543-100800-
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND-
906 PM EDT MON MAR 9 2026
REST OF TONIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT. PATCHY DENSE FOG.
VSBY 1 NM OR LESS.
TUE
S WINDS 5 TO 10 KT. WAVES 1 FT OR LESS. PATCHY DENSE FOG.
VSBY 1 NM OR LESS.
TUE NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
WED
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.
WED NIGHT
S WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT. A
CHANCE OF SHOWERS.
THU
NW WINDS 20 TO 25 KT. WAVES 2 FT. SHOWERS.
THU NIGHT
NW WINDS 15 TO 20 KT. WAVES 1 TO 2 FT.
FRI...E WINDS 10 TO 15 KT
BECOMING SW 15 TO 20 KT AFTER MIDNIGHT.
WAVES 1 TO 2 FT.
SAT...NW WINDS 10 TO 15 KT
BECOMING SE. WAVES 1 FT.
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