Marine Weather Message
Issued by NWS Sterling, VA

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291
WHUS71 KLWX 162230
MWWLWX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Baltimore MD/Washington DC
630 PM EDT Wed Jul 16 2025

ANZ533-534-537-541-543-170630-
/O.EXT.KLWX.SC.Y.0109.250716T2230Z-250717T2200Z/
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-
Choptank River to Cambridge MD and the Little Choptank River-
Tangier Sound and the inland waters surrounding Bloodsworth
Island-
630 PM EDT Wed Jul 16 2025

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 6 PM EDT THURSDAY...

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

* WHERE...Chesapeake Bay from North Beach 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, and
  Tangier Sound and the inland waters surrounding Bloodsworth
  Island.

* WHEN...Until 6 PM EDT 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.

&&

$$

ANZ531-532-540-170630-
/O.CON.KLWX.SC.Y.0109.250717T0400Z-250717T2200Z/
Chesapeake Bay from Pooles Island to Sandy Point MD-
Chesapeake Bay from Sandy Point to North Beach MD-Eastern Bay-
630 PM EDT Wed Jul 16 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT
TO 6 PM EDT THURSDAY...

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

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

* WHEN...From midnight tonight to 6 PM EDT 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.

&&

$$

ANZ530-535-536-538-539-542-170630-
/O.CON.KLWX.SC.Y.0109.250717T1400Z-250717T2200Z/
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-
Patuxent River to Broomes Island MD-
630 PM EDT Wed Jul 16 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 10 AM TO 6 PM EDT
THURSDAY...

* WHAT...Southwest winds around 10 kt with gusts up to 20 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 Patuxent River to Broomes Island MD.

* WHEN...From 10 AM to 6 PM EDT 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.

&&

$$