Marine Weather Message
Issued by NWS Sterling, VA

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613
WHUS71 KLWX 040435
MWWLWX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Baltimore MD/Washington DC
1235 AM EDT Thu Sep 4 2025

ANZ530-535-536-538>540-041245-
/O.CON.KLWX.SC.Y.0127.250904T1500Z-250905T0600Z/
Chesapeake Bay north of Pooles Island MD-
Tidal Potomac from Key Bridge to Indian Head MD-
Tidal Potomac from Indian Head to Cobb Island MD-
Patapsco River including Baltimore Harbor-
Chester River to Queenstown MD-Eastern Bay-
1235 AM EDT Thu Sep 4 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 11 AM THIS MORNING
TO 2 AM EDT FRIDAY...

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

* WHERE...Tidal Potomac River from Key Bridge to Cobb Island MD,
  Chesapeake Bay north of Pooles Island MD, Patapsco River
  including Baltimore Harbor, Chester River to Queenstown MD,
  and Eastern Bay.

* WHEN...From 11 AM this morning to 2 AM EDT Friday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

ANZ531-532-041245-
/O.CON.KLWX.SC.Y.0126.000000T0000Z-250905T0600Z/
Chesapeake Bay from Pooles Island to Sandy Point MD-
Chesapeake Bay from Sandy Point to North Beach MD-
1235 AM EDT Thu Sep 4 2025

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

* WHAT...South winds 10 to 20 kt with gusts up to 25 kt.

* WHERE...Chesapeake Bay from Pooles Island MD to North Beach MD.

* WHEN...Until 2 AM EDT Friday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

ANZ534-537-541>543-041245-
/O.CON.KLWX.SC.Y.0127.250904T1500Z-250905T1000Z/
Chesapeake Bay from Drum Point MD to Smith Point VA-
Tidal Potomac from Cobb Island MD to Smith Point VA-
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-
1235 AM EDT Thu Sep 4 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 11 AM THIS MORNING
TO 6 AM EDT FRIDAY...

* WHAT...South winds 10 to 20 kt with gusts up to 25 kt expected.

* WHERE...Chesapeake Bay from Drum Point MD to Smith Point VA,
  Tidal Potomac from Cobb Island MD to Smith Point VA, Choptank
  River to Cambridge MD and the Little Choptank River, Patuxent
  River to Broomes Island MD and Tangier Sound and the inland
  waters surrounding Bloodsworth Island.

* WHEN...From 11 AM this morning to 6 AM EDT Friday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

ANZ533-041245-
/O.CON.KLWX.SC.Y.0126.000000T0000Z-250905T1000Z/
Chesapeake Bay from North Beach to Drum Point MD-
1235 AM EDT Thu Sep 4 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 AM EDT FRIDAY...

* WHAT...South winds 10 to 20 kt with gusts up to 25 kt and
  waves 2 to 4 ft.

* WHERE...Chesapeake Bay from North Beach to Drum Point MD.

* WHEN...Until 6 AM EDT Friday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$