FROM 27OCT2025 TO 12DEC2025, THE U.S. NAVY WILL CONDUCT
SYSTEMS TESTING OPERATIONS IN THE GULF OF AMERICA, IN AN
AREA BOUND BY THE FOLLOWING APPROXIMATE POSITIONS:
29-41-41.58N 086-45-03.54W,
29-41-41.16N 086-38-17.46W,
29-35-50.16N 086-38-19.02W AND
29-36-00.30N 086-45-06.84W.
M/V PATRIOT AND PSC-1 WILL MONITOR VHF-FM CHANNEL 16.
VESSELS MUST MAINTAIN A WIDE BERTH FROM ALL U.S. NAVAL CRAFT.
CANCEL AT//130500Z DEC 25//

BT

Source: District 8 DPW
Link: SAFETY/FL – GULF OF AMERICA/HAZ OPS/CGD-H BNM 0089-25

A 32 FT FISHING VESSEL HAS BEEN REPORTED SUNK IN THE GULF
OF AMERICA, IN APPROXIMATE POSITION 29-57-21.90N 088-14-20.16W.
MARINERS ARE URGED TO AVOID THE AREA.
CANCEL AT//060500Z NOV 25//

BT

Source: District 8 DPW
Link: SAFETY/AL, MS – GULF OF AMERICA/HAZARD/CGD-H BNM 0088-25

A 44 FT SAILING VESSEL HAS BEEN REPORTED CAPSIZED AND
ADRIFT IN THE GULF OF AMERICA, IN LAST KNOWN POSITION
28-47-34.2N 090-25-09.6W. MARINERS ARE URGED TO TRANSIT THE
AREA WITH CAUTION.
CANCEL AT//291847Z OCT 25//

BT

Source: District 8 DPW
Link: SAFETY/LA – GULF OF AMERICA/HAZARD/CGD-H BNM 0087-25

ON 21OCT2025, FROM 1900Z TO 2100Z, A LIVE FIRE EXERCISE
WILL BE HELD IN THE GULF OF AMERICA, BOUND BY THE
FOLLOWING APPROXIMATE POSITIONS:
29-59-58.9N 088-01-30.0W,
30-01-57.4N 087-41-20.6W,
30-00-00.9N 087-38-37.5W,
29-58-51.2N 087-36-53.4W,
29-56-21.0N 087-31-36.1W,
29-54-21.8N 087-19-58.8W,
29-54-34.9N 087-15-23.0W,
30-18-20.9N 087-00-00.0W,
30-20-16.0N 086-48-00.0W,
29-25-21.0N 086-48-00.0W,
28-41-00.9N 086-48-00.0W,
28-30-19.0N 086-48-00.0W,
28-30-19.0N 086-47-59.9W AND
29-36-01.0N 088-01-30.0W.
THE AREA OF HAZARD IS SURFACE TO 25,000 FEET. MARINERS ARE
URGED TO REMAIN CLEAR OF THE AREA DURING THE EXERCISE
PERIOD.
CANCEL AT//211211Z OCT 25//

BT

Source: District 8 DPW
Link: SAFETY/AL, FL – GULF OF AMERICA/HAZ OPS/CGD-H BNM 0086-25

The following products are available from the Navigation Center website:

• District 17: USCG Arctic District Local Notice to Mariners (42-2025): https://www.navcen.uscg.gov/sites/default/files/pdf/lnms/LNM17422025.pdf
  
• The weekly update to the 2025 USCG Light List, Volume Six: https://www.navcen.uscg.gov/weekly-light-lists

If the links above do not work, you should either copy and paste the links into your web browser or follow the LNM links from the Navigation Center LNM page.

The Local Notice to Mariners, Light List, and Summary of Corrections are in Portable Document Format (PDF) and viewing them requires a PDF reader.  PDF readers are readily available on the internet, generally free of charge.

To download the latest information:

• Place your mouse over the “PDF” symbol next to the corresponding week.
• Right click for PC / Control click for Mac.
• Choose “Save Target As”.
• Save the PDF to your computer and open using your PDF reader.

If you have questions regarding this message, please contact the Navigation Center (use “LNMs, Charts, Chart Corrections, or Light Lists” as the subject from the pull down menu).

Source: LNM District 17
Link: District 17: USCG Arctic District Week 42 LNM Available on Navigation Center Website

The following products are available from the Navigation Center website:

• District 14: USCG Oceania District Local Notice to Mariners (42-2025): https://www.navcen.uscg.gov/sites/default/files/pdf/lnms/LNM14422025.pdf
  
• The weekly update to the 2025 USCG Light List, Volume Six: https://www.navcen.uscg.gov/weekly-light-lists

If the links above do not work, you should either copy and paste the links into your web browser or follow the LNM links from the Navigation Center LNM page.

The Local Notice to Mariners, Light List, and Summary of Corrections are in Portable Document Format (PDF) and viewing them requires a PDF reader.  PDF readers are readily available on the internet, generally free of charge.

To download the latest information:

• Place your mouse over the “PDF” symbol next to the corresponding week.
• Right click for PC / Control click for Mac.
• Choose “Save Target As”.
• Save the PDF to your computer and open using your PDF reader.

If you have questions regarding this message, please contact the Navigation Center (use “LNMs, Charts, Chart Corrections, or Light Lists” as the subject from the pull down menu).

Source: LNM District 14
Link: District 14: USCG Oceania District Week 42 LNM Available on Navigation Center Website

The following products are available from the Navigation Center website:

• District 13: USCG Northwest District Local Notice to Mariners (42-2025): https://www.navcen.uscg.gov/sites/default/files/pdf/lnms/LNM13422025.pdf
  
• The weekly update to the 2025 USCG Light List, Volume Six: https://www.navcen.uscg.gov/weekly-light-lists

If the links above do not work, you should either copy and paste the links into your web browser or follow the LNM links from the Navigation Center LNM page.

The Local Notice to Mariners, Light List, and Summary of Corrections are in Portable Document Format (PDF) and viewing them requires a PDF reader.  PDF readers are readily available on the internet, generally free of charge.

To download the latest information:

• Place your mouse over the “PDF” symbol next to the corresponding week.
• Right click for PC / Control click for Mac.
• Choose “Save Target As”.
• Save the PDF to your computer and open using your PDF reader.

If you have questions regarding this message, please contact the Navigation Center (use “LNMs, Charts, Chart Corrections, or Light Lists” as the subject from the pull down menu).

Source: LNM District 13
Link: District 13: USCG Northwest District Week 42 LNM Available on Navigation Center Website

The following products are available from the Navigation Center website:

• District 11: USCG Southwest District Local Notice to Mariners (42-2025): https://www.navcen.uscg.gov/sites/default/files/pdf/lnms/LNM11422025.pdf
  
• The weekly update to the 2025 USCG Light List, Volume Six: https://www.navcen.uscg.gov/weekly-light-lists

If the links above do not work, you should either copy and paste the links into your web browser or follow the LNM links from the Navigation Center LNM page.

The Local Notice to Mariners, Light List, and Summary of Corrections are in Portable Document Format (PDF) and viewing them requires a PDF reader.  PDF readers are readily available on the internet, generally free of charge.

To download the latest information:

• Place your mouse over the “PDF” symbol next to the corresponding week.
• Right click for PC / Control click for Mac.
• Choose “Save Target As”.
• Save the PDF to your computer and open using your PDF reader.

If you have questions regarding this message, please contact the Navigation Center (use “LNMs, Charts, Chart Corrections, or Light Lists” as the subject from the pull down menu).

Source: LNM District 11
Link: District 11: USCG Southwest District Week 42 LNM Available on Navigation Center Website