742 

WHUS71 KLWX 191754

MWWLWX



URGENT - MARINE WEATHER MESSAGE

National Weather Service Baltimore MD/Washington DC

154 PM EDT Tue May 19 2026



ANZ530>534-537>543-200200-

/O.CON.KLWX.SC.Y.0087.260519T1800Z-260520T0600Z/

Chesapeake Bay north of Pooles Island MD-

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-

154 PM EDT Tue May 19 2026



...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 AM EDT

WEDNESDAY...



* WHAT...South winds 10 to 15 kt with gusts up to 20 kt expected.



* WHERE...Chesapeake Bay and adjoining estuaries north of Smith 

  Point VA, and Tidal Potomac from Cobb Island MD to Smith Point 

  VA.



* WHEN...Until 2 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.



&&



$$






850 

WHUS74 KHGX 191756

MWWHGX



URGENT - MARINE WEATHER MESSAGE

National Weather Service Houston/Galveston TX

1256 PM CDT Tue May 19 2026



GMZ330-335-350-355-191900-

/O.EXP.KHGX.SC.Y.0027.000000T0000Z-260519T1800Z/

Matagorda Bay-Galveston Bay-

Coastal waters from Freeport to Matagorda Ship Channel TX out

20 NM-Coastal waters from High Island to Freeport TX out 20 NM-

1256 PM CDT Tue May 19 2026



...SMALL CRAFT ADVISORY WILL EXPIRE AT 1 PM CDT THIS AFTERNOON...



Onshore winds are already under advisory levels; therefore, the

Small Craft Advisory will expire at 1 PM this afternoon. 



$$



GMZ370-375-200000-

/O.EXT.KHGX.SC.Y.0027.000000T0000Z-260520T0000Z/

Waters from Freeport to Matagorda Ship Channel TX from 20 to

60 NM-Waters from High Island to Freeport TX from 20 to 60 NM-

1256 PM CDT Tue May 19 2026



...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 7 PM CDT THIS

EVENING...



* WHAT...Southeast winds around 20 kt. Seas around 7 ft.



* WHERE...Waters from Freeport to Matagorda Ship Channel TX from 

  20 to 60 NM and Waters from High Island to Freeport TX from 20 

  to 60 NM.



* WHEN...Until 7 PM CDT 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.



&&



$$