Marine Weather Message
Issued by NWS Sterling, VA

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754
WHUS71 KLWX 130237
MWWLWX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Baltimore MD/Washington DC
937 PM EST Wed Nov 12 2025

ANZ535-538-131045-
/O.CON.KLWX.SC.Y.0161.251113T1100Z-251113T2200Z/
Tidal Potomac from Key Bridge to Indian Head MD-
Patapsco River including Baltimore Harbor-
937 PM EST Wed Nov 12 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 6 AM TO 5 PM EST
THURSDAY...

* WHAT...West winds 10 to 15 kt with gusts up to 25 kt expected.

* WHERE...Tidal Potomac from Key Bridge to Indian Head MD and
  Patapsco River including Baltimore Harbor.

* WHEN...From 6 AM to 5 PM EST Thursday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

ANZ536-542-131045-
/O.CON.KLWX.SC.Y.0163.251113T1100Z-251113T2200Z/
Tidal Potomac from Indian Head to Cobb Island MD-
Patuxent River to Broomes Island MD-
937 PM EST Wed Nov 12 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 6 AM TO 5 PM EST
THURSDAY...

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

* WHERE...Tidal Potomac from Indian Head to Cobb Island MD and
  Patuxent River to Broomes Island MD.

* WHEN...From 6 AM to 5 PM EST Thursday.

* 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>534-537-539>541-543-131045-
/O.CON.KLWX.SC.Y.0161.000000T0000Z-251113T2200Z/
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-
Chester River to Queenstown MD-Eastern Bay-
Choptank River to Cambridge MD and the Little Choptank River-
Tangier Sound and the inland waters surrounding Bloodsworth
Island-
937 PM EST Wed Nov 12 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 PM EST
THURSDAY...

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

* WHERE...Chesapeake Bay main channel north of Smith Point VA,
  Tidal Potomac from Cobb Island MD to Smith Point VA, Chester
  River to Queenstown MD, Eastern Bay, Choptank River to
  Cambridge MD and the Little Choptank River, and Tangier Sound
  and the inland waters surrounding Bloodsworth Island.

* WHEN...Until 5 PM EST Thursday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$