108
WHUS71 KLWX 172343
MWWLWX
URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
743 PM EDT SAT OCT 17 2026
ANZ532-537-180800-
/O.CAN.KLWX.GL.W.0016.000000T0000Z-261018T1000Z/
/O.EXT.KLWX.SC.Y.0162.261017T2343Z-261018T2200Z/
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH MD-
TIDAL POTOMAC FROM COBB ISLAND MD TO SMITH POINT VA-
743 PM EDT SAT OCT 17 2026
..SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 6 PM EDT SUNDAY
..GALE WARNING IS CANCELLED
* WHAT...NORTH WINDS 15 TO 25 KT WITH GUSTS UP TO 30 KT AND
WAVES 2 TO 4 FT.
* WHERE...CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH MD, AND
TIDAL POTOMAC FROM COBB ISLAND MD TO SMITH POINT VA.
* WHEN...UNTIL 6 PM EDT SUNDAY.
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.
ANZ533-534-543-180800-
/O.CON.KLWX.GL.W.0016.000000T0000Z-261018T1000Z/
/O.CON.KLWX.SC.Y.0162.261018T1000Z-261018T2200Z/
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT MD-
CHESAPEAKE BAY FROM DRUM POINT MD TO SMITH POINT VA-
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH
ISLAND-
743 PM EDT SAT OCT 17 2026
..GALE WARNING REMAINS IN EFFECT UNTIL 6 AM EDT SUNDAY
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 6 AM TO 6 PM EDT
SUNDAY...
* WHAT...FOR THE GALE WARNING, NORTH WINDS 15 TO 25 KT WITH
GUSTS UP TO 35 KT AND WAVES 2 TO 4 FT. FOR THE SMALL CRAFT
ADVISORY, NORTHEAST WINDS 15 TO 25 KT WITH GUSTS UP TO 30 KT
AND WAVES 2 TO 4 FT EXPECTED.
* WHERE...CHESAPEAKE BAY FROM NORTH BEACH MD TO SMITH POINT VA,
AND TANGIER SOUND AND THE INLAND WATERS SURROUNDING
BLOODSWORTH ISLAND.
* WHEN...FOR THE GALE WARNING, UNTIL 6 AM EDT SUNDAY. FOR THE
SMALL CRAFT ADVISORY, FROM 6 AM TO 6 PM EDT SUNDAY.
* IMPACTS...STRONG WINDS WILL CAUSE HAZARDOUS WAVES WHICH COULD
CAPSIZE OR DAMAGE VESSELS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MARINERS SHOULD ALTER PLANS TO AVOID THESE HAZARDOUS CONDITIONS.
REMAIN IN PORT, SEEK SAFE HARBOR, ALTER COURSE, AND/OR SECURE THE
VESSEL FOR HAZARDOUS CONDITIONS.
ANZ535-180300-
/O.CON.KLWX.SC.Y.0161.000000T0000Z-261018T0300Z/
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD MD-
743 PM EDT SAT OCT 17 2026
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 PM EDT THIS
EVENING...
* WHAT...NORTH WINDS AROUND 10 KT WITH GUSTS UP TO 20 KT.
* WHERE...TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD MD.
* WHEN...UNTIL 11 PM EDT THIS EVENING.
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.
ANZ536-180800-
/O.CON.KLWX.SC.Y.0161.000000T0000Z-261018T1000Z/
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND MD-
743 PM EDT SAT OCT 17 2026
..SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 AM EDT SUNDAY
* WHAT...NORTH WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT.
* WHERE...TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND MD.
* WHEN...UNTIL 6 AM EDT SUNDAY.
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.
ANZ530-531-538-539-180800-
/O.CON.KLWX.SC.Y.0161.000000T0000Z-261018T1500Z/
CHESAPEAKE BAY NORTH OF POOLES ISLAND MD-
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT MD-
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-
CHESTER RIVER TO QUEENSTOWN MD-
743 PM EDT SAT OCT 17 2026
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 AM EDT
SUNDAY...
* WHAT...NORTH WINDS 10 TO 20 KT WITH GUSTS UP TO 25 KT.
* WHERE...CHESAPEAKE BAY NORTH OF SANDY POINT MD, PATAPSCO RIVER
INCLUDING BALTIMORE HARBOR, AND CHESTER RIVER TO QUEENSTOWN MD.
* WHEN...UNTIL 11 AM EDT SUNDAY.
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.
ANZ540>542-180800-
/O.CON.KLWX.SC.Y.0161.000000T0000Z-261018T2200Z/
EASTERN BAY-
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-
PATUXENT RIVER TO BROOMES ISLAND MD-
743 PM EDT SAT OCT 17 2026
..SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 PM EDT SUNDAY
* WHAT...NORTHEAST WINDS 10 TO 20 KT WITH GUSTS UP TO 25 KT.
* WHERE...EASTERN BAY, CHOPTANK RIVER TO CAMBRIDGE MD AND THE
LITTLE CHOPTANK RIVER, AND PATUXENT RIVER TO BROOMES ISLAND MD.
* WHEN...UNTIL 6 PM EDT SUNDAY.
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.
DHOF
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