Marine Weather Message
Issued by NWS Sterling, VA

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WHUS71 KLWX 130618
MWWLWX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Baltimore MD/Washington DC
218 AM EDT Mon Oct 13 2025

ANZ530-531-538-539-131600-
/O.CAN.KLWX.GL.W.0021.000000T0000Z-251013T1000Z/
/O.EXB.KLWX.SC.Y.0142.000000T0000Z-251015T1000Z/
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-
218 AM EDT Mon Oct 13 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 AM EDT WEDNESDAY...
...GALE WARNING IS CANCELLED...

* WHAT...North winds 15 to 25 kt with gusts up to 30 kt.

* WHERE...Chesapeake Bay north of Sandy Point MD, Patapsco River
  including Baltimore Harbor, and Chester River to Queenstown MD.

* WHEN...Until 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.

&&

$$

ANZ540>542-131600-
/O.CAN.KLWX.GL.W.0021.000000T0000Z-251013T1200Z/
/O.EXB.KLWX.SC.Y.0142.000000T0000Z-251015T1000Z/
Eastern Bay-
Choptank River to Cambridge MD and the Little Choptank River-
Patuxent River to Broomes Island MD-
218 AM EDT Mon Oct 13 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 AM EDT WEDNESDAY...
...GALE WARNING IS CANCELLED...

* WHAT...North winds 15 to 25 kt with gusts up to 30 kt.

* WHERE...Eastern Bay, Choptank River to Cambridge MD and the
  Little Choptank River and Patuxent River to Broomes Island MD.

* WHEN...Until 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.

&&

$$

ANZ532>534-537-543-131600-
/O.CON.KLWX.GL.W.0021.000000T0000Z-251013T1200Z/
/O.EXB.KLWX.SC.Y.0142.251013T1200Z-251015T1000Z/
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-
Tangier Sound and the inland waters surrounding Bloodsworth
Island-
218 AM EDT Mon Oct 13 2025

...GALE WARNING REMAINS IN EFFECT UNTIL 8 AM EDT THIS MORNING...
...SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM THIS MORNING TO 6 AM
EDT WEDNESDAY...

* WHAT...For the Gale Warning, north winds 20 to 25 kt with gusts
  up to 35 kt and waves 2 to 5 ft. For the Small Craft Advisory,
  north winds 15 to 25 kt with gusts up to 30 kt and waves 2 to 4
  ft expected.

* WHERE...Chesapeake Bay from Sandy Point MD to Smith Point VA,
  Tidal Potomac from Cobb Island MD to Smith Point VA, and
  Tangier Sound and the inland waters surrounding Bloodsworth
  Island.

* WHEN...For the Gale Warning, until 8 AM EDT this morning. For
  the Small Craft Advisory, from 8 AM this morning to 6 AM EDT
  Wednesday.

* 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.

&&

$$

ANZ535-536-131600-
/O.EXT.KLWX.SC.Y.0142.000000T0000Z-251015T0000Z/
Tidal Potomac from Key Bridge to Indian Head MD-
Tidal Potomac from Indian Head to Cobb Island MD-
218 AM EDT Mon Oct 13 2025

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 8 PM EDT TUESDAY...

* WHAT...North winds 10 to 20 kt with gusts up to 30 kt.

* WHERE...Tidal Potomac River from Key Bridge to Cobb Island MD.

* WHEN...Until 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.

&&

$$