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Wednesday, Sep 17, 2025 07:43:44

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Small Craft Advisory 0133
Issued by the Baltimore / Washington Forecast Office

Action Issued Starts Expiration
New 2025-09-16 16:10:28 2025-09-17 01:00:00 2025-09-17 17:00:00
New 2025-09-16 16:10:28 2025-09-17 01:00:00 2025-09-17 17:00:00
New 2025-09-16 16:10:28 2025-09-17 01:00:00 2025-09-17 13:00:00
Time Extended 2025-09-17 00:43:15 2025-09-17 00:42:00 2025-09-17 17:00:00
Time Extended 2025-09-17 00:43:15 2025-09-17 00:42:00 2025-09-17 13:00:00


Action: New
Issued At: 2025-09-16 16:10:28

846 
WHUS71 KLWX 162109
MWWLWX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Baltimore MD/Washington DC
509 PM EDT Tue Sep 16 2025

ANZ532-540-170515-
/O.UPG.KLWX.SC.Y.0132.000000T0000Z-250917T1000Z/
/O.EXA.KLWX.GL.W.0020.000000T0000Z-250917T0600Z/
/O.NEW.KLWX.SC.Y.0133.250917T0600Z-250917T2200Z/
Chesapeake Bay from Sandy Point to North Beach MD-Eastern Bay-
509 PM EDT Tue Sep 16 2025

...GALE WARNING IN EFFECT UNTIL 2 AM EDT WEDNESDAY...
...SMALL CRAFT ADVISORY IN EFFECT FROM 2 AM TO 6 PM EDT
WEDNESDAY...

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

* WHERE...Chesapeake Bay from Sandy Point to North Beach MD and 
  Eastern Bay.

* WHEN...For the Gale Warning, until 2 AM EDT Wednesday. For the 
  Small Craft Advisory, from 2 AM to 6 PM 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.

&&

$$

ANZ533-541-170515-
/O.CON.KLWX.GL.W.0020.000000T0000Z-250917T0600Z/
/O.NEW.KLWX.SC.Y.0133.250917T0600Z-250917T2200Z/
Chesapeake Bay from North Beach to Drum Point MD-
Choptank River to Cambridge MD and the Little Choptank River-
509 PM EDT Tue Sep 16 2025

...GALE WARNING REMAINS IN EFFECT UNTIL 2 AM EDT WEDNESDAY...
...SMALL CRAFT ADVISORY IN EFFECT FROM 2 AM TO 6 PM EDT
WEDNESDAY...

* WHAT...For the Gale Warning, northeast winds 25 to 30 kt with 
  gusts up to 40 kt and waves 2 to 4 ft. For the Small Craft 
  Advisory, northeast winds 20 to 30 kt and waves 2 to 4 ft 
  expected.

* WHERE...Chesapeake Bay from North Beach to Drum Point MD and 
  Choptank River to Cambridge MD and the Little Choptank River.

* WHEN...For the Gale Warning, until 2 AM EDT Wednesday. For the 
  Small Craft Advisory, from 2 AM to 6 PM 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.

&&

$$

ANZ534-537-542-543-170515-
/O.CON.KLWX.GL.W.0020.000000T0000Z-250917T0600Z/
/O.NEW.KLWX.SC.Y.0133.250917T0600Z-250917T1800Z/
Chesapeake Bay from Drum Point MD to Smith Point VA-
Tidal Potomac from Cobb Island MD to Smith Point VA-
Patuxent River to Broomes Island MD-
Tangier Sound and the inland waters surrounding Bloodsworth
Island-
509 PM EDT Tue Sep 16 2025

...GALE WARNING REMAINS IN EFFECT UNTIL 2 AM EDT WEDNESDAY...
...SMALL CRAFT ADVISORY IN EFFECT FROM 2 AM TO 2 PM EDT
WEDNESDAY...

* WHAT...For the Gale Warning, northeast winds 25 to 35 kt with 
  gusts up to 45 kt and waves 3 to 5 ft. For the Small Craft 
  Advisory, northeast winds 15 to 25 kt with gusts up to 30 kt 
  and waves 2 to 4 ft expected.

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

* WHEN...For the Gale Warning, until 2 AM EDT Wednesday. For the 
  Small Craft Advisory, from 2 AM to 2 PM 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.

&&

$$

ANZ530-531-538-539-170515-
/O.EXT.KLWX.SC.Y.0132.000000T0000Z-250917T2200Z/
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-
509 PM EDT Tue Sep 16 2025

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

* WHAT...Northeast 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 PM 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.

&&

$$

ANZ535-536-170515-
/O.EXT.KLWX.SC.Y.0132.000000T0000Z-250917T1200Z/
Tidal Potomac from Key Bridge to Indian Head MD-
Tidal Potomac from Indian Head to Cobb Island MD-
509 PM EDT Tue Sep 16 2025

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 8 AM EDT WEDNESDAY...

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

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

* WHEN...Until 8 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.

&&

$$

CJL


Action: New
Issued At: 2025-09-16 16:10:28

846 
WHUS71 KLWX 162109
MWWLWX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Baltimore MD/Washington DC
509 PM EDT Tue Sep 16 2025

ANZ532-540-170515-
/O.UPG.KLWX.SC.Y.0132.000000T0000Z-250917T1000Z/
/O.EXA.KLWX.GL.W.0020.000000T0000Z-250917T0600Z/
/O.NEW.KLWX.SC.Y.0133.250917T0600Z-250917T2200Z/
Chesapeake Bay from Sandy Point to North Beach MD-Eastern Bay-
509 PM EDT Tue Sep 16 2025

...GALE WARNING IN EFFECT UNTIL 2 AM EDT WEDNESDAY...
...SMALL CRAFT ADVISORY IN EFFECT FROM 2 AM TO 6 PM EDT
WEDNESDAY...

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

* WHERE...Chesapeake Bay from Sandy Point to North Beach MD and 
  Eastern Bay.

* WHEN...For the Gale Warning, until 2 AM EDT Wednesday. For the 
  Small Craft Advisory, from 2 AM to 6 PM 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.

&&

$$

ANZ533-541-170515-
/O.CON.KLWX.GL.W.0020.000000T0000Z-250917T0600Z/
/O.NEW.KLWX.SC.Y.0133.250917T0600Z-250917T2200Z/
Chesapeake Bay from North Beach to Drum Point MD-
Choptank River to Cambridge MD and the Little Choptank River-
509 PM EDT Tue Sep 16 2025

...GALE WARNING REMAINS IN EFFECT UNTIL 2 AM EDT WEDNESDAY...
...SMALL CRAFT ADVISORY IN EFFECT FROM 2 AM TO 6 PM EDT
WEDNESDAY...

* WHAT...For the Gale Warning, northeast winds 25 to 30 kt with 
  gusts up to 40 kt and waves 2 to 4 ft. For the Small Craft 
  Advisory, northeast winds 20 to 30 kt and waves 2 to 4 ft 
  expected.

* WHERE...Chesapeake Bay from North Beach to Drum Point MD and 
  Choptank River to Cambridge MD and the Little Choptank River.

* WHEN...For the Gale Warning, until 2 AM EDT Wednesday. For the 
  Small Craft Advisory, from 2 AM to 6 PM 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.

&&

$$

ANZ534-537-542-543-170515-
/O.CON.KLWX.GL.W.0020.000000T0000Z-250917T0600Z/
/O.NEW.KLWX.SC.Y.0133.250917T0600Z-250917T1800Z/
Chesapeake Bay from Drum Point MD to Smith Point VA-
Tidal Potomac from Cobb Island MD to Smith Point VA-
Patuxent River to Broomes Island MD-
Tangier Sound and the inland waters surrounding Bloodsworth
Island-
509 PM EDT Tue Sep 16 2025

...GALE WARNING REMAINS IN EFFECT UNTIL 2 AM EDT WEDNESDAY...
...SMALL CRAFT ADVISORY IN EFFECT FROM 2 AM TO 2 PM EDT
WEDNESDAY...

* WHAT...For the Gale Warning, northeast winds 25 to 35 kt with 
  gusts up to 45 kt and waves 3 to 5 ft. For the Small Craft 
  Advisory, northeast winds 15 to 25 kt with gusts up to 30 kt 
  and waves 2 to 4 ft expected.

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

* WHEN...For the Gale Warning, until 2 AM EDT Wednesday. For the 
  Small Craft Advisory, from 2 AM to 2 PM 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.

&&

$$

ANZ530-531-538-539-170515-
/O.EXT.KLWX.SC.Y.0132.000000T0000Z-250917T2200Z/
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-
509 PM EDT Tue Sep 16 2025

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

* WHAT...Northeast 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 PM 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.

&&

$$

ANZ535-536-170515-
/O.EXT.KLWX.SC.Y.0132.000000T0000Z-250917T1200Z/
Tidal Potomac from Key Bridge to Indian Head MD-
Tidal Potomac from Indian Head to Cobb Island MD-
509 PM EDT Tue Sep 16 2025

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 8 AM EDT WEDNESDAY...

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

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

* WHEN...Until 8 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.

&&

$$

CJL


Action: New
Issued At: 2025-09-16 16:10:28

846 
WHUS71 KLWX 162109
MWWLWX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Baltimore MD/Washington DC
509 PM EDT Tue Sep 16 2025

ANZ532-540-170515-
/O.UPG.KLWX.SC.Y.0132.000000T0000Z-250917T1000Z/
/O.EXA.KLWX.GL.W.0020.000000T0000Z-250917T0600Z/
/O.NEW.KLWX.SC.Y.0133.250917T0600Z-250917T2200Z/
Chesapeake Bay from Sandy Point to North Beach MD-Eastern Bay-
509 PM EDT Tue Sep 16 2025

...GALE WARNING IN EFFECT UNTIL 2 AM EDT WEDNESDAY...
...SMALL CRAFT ADVISORY IN EFFECT FROM 2 AM TO 6 PM EDT
WEDNESDAY...

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

* WHERE...Chesapeake Bay from Sandy Point to North Beach MD and 
  Eastern Bay.

* WHEN...For the Gale Warning, until 2 AM EDT Wednesday. For the 
  Small Craft Advisory, from 2 AM to 6 PM 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.

&&

$$

ANZ533-541-170515-
/O.CON.KLWX.GL.W.0020.000000T0000Z-250917T0600Z/
/O.NEW.KLWX.SC.Y.0133.250917T0600Z-250917T2200Z/
Chesapeake Bay from North Beach to Drum Point MD-
Choptank River to Cambridge MD and the Little Choptank River-
509 PM EDT Tue Sep 16 2025

...GALE WARNING REMAINS IN EFFECT UNTIL 2 AM EDT WEDNESDAY...
...SMALL CRAFT ADVISORY IN EFFECT FROM 2 AM TO 6 PM EDT
WEDNESDAY...

* WHAT...For the Gale Warning, northeast winds 25 to 30 kt with 
  gusts up to 40 kt and waves 2 to 4 ft. For the Small Craft 
  Advisory, northeast winds 20 to 30 kt and waves 2 to 4 ft 
  expected.

* WHERE...Chesapeake Bay from North Beach to Drum Point MD and 
  Choptank River to Cambridge MD and the Little Choptank River.

* WHEN...For the Gale Warning, until 2 AM EDT Wednesday. For the 
  Small Craft Advisory, from 2 AM to 6 PM 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.

&&

$$

ANZ534-537-542-543-170515-
/O.CON.KLWX.GL.W.0020.000000T0000Z-250917T0600Z/
/O.NEW.KLWX.SC.Y.0133.250917T0600Z-250917T1800Z/
Chesapeake Bay from Drum Point MD to Smith Point VA-
Tidal Potomac from Cobb Island MD to Smith Point VA-
Patuxent River to Broomes Island MD-
Tangier Sound and the inland waters surrounding Bloodsworth
Island-
509 PM EDT Tue Sep 16 2025

...GALE WARNING REMAINS IN EFFECT UNTIL 2 AM EDT WEDNESDAY...
...SMALL CRAFT ADVISORY IN EFFECT FROM 2 AM TO 2 PM EDT
WEDNESDAY...

* WHAT...For the Gale Warning, northeast winds 25 to 35 kt with 
  gusts up to 45 kt and waves 3 to 5 ft. For the Small Craft 
  Advisory, northeast winds 15 to 25 kt with gusts up to 30 kt 
  and waves 2 to 4 ft expected.

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

* WHEN...For the Gale Warning, until 2 AM EDT Wednesday. For the 
  Small Craft Advisory, from 2 AM to 2 PM 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.

&&

$$

ANZ530-531-538-539-170515-
/O.EXT.KLWX.SC.Y.0132.000000T0000Z-250917T2200Z/
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-
509 PM EDT Tue Sep 16 2025

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

* WHAT...Northeast 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 PM 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.

&&

$$

ANZ535-536-170515-
/O.EXT.KLWX.SC.Y.0132.000000T0000Z-250917T1200Z/
Tidal Potomac from Key Bridge to Indian Head MD-
Tidal Potomac from Indian Head to Cobb Island MD-
509 PM EDT Tue Sep 16 2025

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 8 AM EDT WEDNESDAY...

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

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

* WHEN...Until 8 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.

&&

$$

CJL


Action: Time Extended
Issued At: 2025-09-17 00:43:15

604 
WHUS71 KLWX 170542
MWWLWX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Baltimore MD/Washington DC
142 AM EDT Wed Sep 17 2025

ANZ534-537-542-543-171800-
/O.CAN.KLWX.GL.W.0020.000000T0000Z-250917T0600Z/
/O.EXT.KLWX.SC.Y.0133.250917T0542Z-250917T1800Z/
Chesapeake Bay from Drum Point MD to Smith Point VA-
Tidal Potomac from Cobb Island MD to Smith Point VA-
Patuxent River to Broomes Island MD-
Tangier Sound and the inland waters surrounding Bloodsworth
Island-
142 AM EDT Wed Sep 17 2025

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 2 PM EDT THIS
AFTERNOON...
...GALE WARNING IS CANCELLED...

* WHAT...Northeast winds 15 to 25 kt with gusts up to 30 kt and 
  waves 2 to 5 ft.

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

* WHEN...Until 2 PM EDT this afternoon.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

ANZ532-533-540-541-171800-
/O.CAN.KLWX.GL.W.0020.000000T0000Z-250917T0600Z/
/O.EXT.KLWX.SC.Y.0133.250917T0542Z-250917T2200Z/
Chesapeake Bay from Sandy Point to North Beach MD-
Chesapeake Bay from North Beach to Drum Point MD-Eastern Bay-
Choptank River to Cambridge MD and the Little Choptank River-
142 AM EDT Wed Sep 17 2025

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 6 PM EDT THIS
EVENING...
...GALE WARNING IS CANCELLED...

* WHAT...Northeast winds 15 to 25 kt with gusts up to 30 kt and 
  waves 2 to 4 ft.

* WHERE...Chesapeake Bay from Sandy Point MD to Drum Point MD, 
  Eastern Bay, and Choptank River to Cambridge MD and the Little 
  Choptank River.

* WHEN...Until 6 PM EDT 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.

&&

$$

ANZ535-536-171800-
/O.EXT.KLWX.SC.Y.0132.000000T0000Z-250917T1800Z/
Tidal Potomac from Key Bridge to Indian Head MD-
Tidal Potomac from Indian Head to Cobb Island MD-
142 AM EDT Wed Sep 17 2025

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 2 PM EDT THIS
AFTERNOON...

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

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

* WHEN...Until 2 PM EDT this afternoon.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

ANZ530-531-538-539-171800-
/O.CON.KLWX.SC.Y.0132.000000T0000Z-250917T2200Z/
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-
142 AM EDT Wed Sep 17 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 PM EDT THIS
EVENING...

* WHAT...Northeast 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 PM EDT 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.

&&

$$


Action: Time Extended
Issued At: 2025-09-17 00:43:15

604 
WHUS71 KLWX 170542
MWWLWX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Baltimore MD/Washington DC
142 AM EDT Wed Sep 17 2025

ANZ534-537-542-543-171800-
/O.CAN.KLWX.GL.W.0020.000000T0000Z-250917T0600Z/
/O.EXT.KLWX.SC.Y.0133.250917T0542Z-250917T1800Z/
Chesapeake Bay from Drum Point MD to Smith Point VA-
Tidal Potomac from Cobb Island MD to Smith Point VA-
Patuxent River to Broomes Island MD-
Tangier Sound and the inland waters surrounding Bloodsworth
Island-
142 AM EDT Wed Sep 17 2025

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 2 PM EDT THIS
AFTERNOON...
...GALE WARNING IS CANCELLED...

* WHAT...Northeast winds 15 to 25 kt with gusts up to 30 kt and 
  waves 2 to 5 ft.

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

* WHEN...Until 2 PM EDT this afternoon.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

ANZ532-533-540-541-171800-
/O.CAN.KLWX.GL.W.0020.000000T0000Z-250917T0600Z/
/O.EXT.KLWX.SC.Y.0133.250917T0542Z-250917T2200Z/
Chesapeake Bay from Sandy Point to North Beach MD-
Chesapeake Bay from North Beach to Drum Point MD-Eastern Bay-
Choptank River to Cambridge MD and the Little Choptank River-
142 AM EDT Wed Sep 17 2025

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 6 PM EDT THIS
EVENING...
...GALE WARNING IS CANCELLED...

* WHAT...Northeast winds 15 to 25 kt with gusts up to 30 kt and 
  waves 2 to 4 ft.

* WHERE...Chesapeake Bay from Sandy Point MD to Drum Point MD, 
  Eastern Bay, and Choptank River to Cambridge MD and the Little 
  Choptank River.

* WHEN...Until 6 PM EDT 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.

&&

$$

ANZ535-536-171800-
/O.EXT.KLWX.SC.Y.0132.000000T0000Z-250917T1800Z/
Tidal Potomac from Key Bridge to Indian Head MD-
Tidal Potomac from Indian Head to Cobb Island MD-
142 AM EDT Wed Sep 17 2025

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 2 PM EDT THIS
AFTERNOON...

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

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

* WHEN...Until 2 PM EDT this afternoon.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

ANZ530-531-538-539-171800-
/O.CON.KLWX.SC.Y.0132.000000T0000Z-250917T2200Z/
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-
142 AM EDT Wed Sep 17 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 PM EDT THIS
EVENING...

* WHAT...Northeast 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 PM EDT 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.

&&

$$



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