127
WHUS71 KLWX 202340
MWWLWX
URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
740 PM EDT MON OCT 20 2025
ANZ535-536-210745-
/O.CON.KLWX.SC.Y.0146.251021T1500Z-251022T0000Z/
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD MD-
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND MD-
740 PM EDT MON OCT 20 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 11 AM TO 8 PM EDT
TUESDAY...
* WHAT...SOUTH WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT EXPECTED.
* WHERE...TIDAL POTOMAC RIVER FROM KEY BRIDGE TO COBB ISLAND MD.
* WHEN...FROM 11 AM TO 8 PM EDT TUESDAY.
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.
ANZ530-210745-
/O.CON.KLWX.SC.Y.0146.251021T1500Z-251022T0400Z/
CHESAPEAKE BAY NORTH OF POOLES ISLAND MD-
740 PM EDT MON OCT 20 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 11 AM TUESDAY TO
MIDNIGHT EDT TUESDAY NIGHT...
* WHAT...SOUTH WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT EXPECTED.
* WHERE...CHESAPEAKE BAY NORTH OF POOLES ISLAND MD.
* WHEN...FROM 11 AM TUESDAY TO MIDNIGHT EDT TUESDAY NIGHT.
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.
ANZ531>534-537>543-210745-
/O.CON.KLWX.SC.Y.0146.251021T1500Z-251022T1000Z/
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT MD-
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH MD-
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT MD-
CHESAPEAKE BAY FROM DRUM POINT MD TO SMITH POINT VA-
TIDAL POTOMAC FROM COBB ISLAND MD TO SMITH POINT VA-
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-
CHESTER RIVER TO QUEENSTOWN MD-EASTERN BAY-
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-
PATUXENT RIVER TO BROOMES ISLAND MD-
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH
ISLAND-
740 PM EDT MON OCT 20 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 11 AM TUESDAY TO
6 AM EDT WEDNESDAY...
* WHAT...SOUTHWEST WINDS 10 TO 20 KT WITH GUSTS UP TO 25 KT
EXPECTED.
* WHERE...CHESAPEAKE BAY FROM SMITH POINT VA TO POOLES ISLAND MD
AND ADJOINING ESTUARIES, AND TIDAL POTOMAC FROM COBB ISLAND MD
TO SMITH POINT VA.
* WHEN...FROM 11 AM TUESDAY TO 6 AM EDT WEDNESDAY.
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.
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