index

HYDROPAC warnings in force as of 211132Z dec 18

HYDROPAC 4540/18

issued
2018-12-21 11:37Z
status
cancelled 2018-12-28 11:54Z (archive)
cancels
HYDROPAC 4302/18HYDROPAC 4303/18HYDROPAC 4313/18HYDROPAC 4321/18HYDROPAC 4327/18HYDROPAC 4355/18HYDROPAC 4368/18HYDROPAC 4458/18HYDROPAC 4519/18
authority
SFH 201135Z DEC 18.
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. HYDROPAC WARNINGS IN FORCE AS OF 211132Z DEC 18.
   ONLY THOSE WARNINGS ISSUED DURING THE LAST SIX WEEKS
   ARE LISTED HEREIN.
   4539/18, 4538/18, 4537/18, 4532/18, 4531/18, 4530/18,
   4529/18, 4527/18, 4524/18, 4522/18, 4521/18, 4519/18,
   4515/18, 4507/18, 4505/18, 4499/18, 4498/18, 4496/18,
   4493/18, 4492/18, 4486/18, 4484/18, 4483/18, 4476/18,
   4474/18, 4472/18, 4468/18, 4467/18, 4465/18, 4464/18,
   4462/18, 4461/18, 4455/18, 4450/18, 4440/18, 4439/18,
   4438/18, 4437/18, 4432/18, 4431/18, 4429/18, 4415/18,
   4413/18, 4402/18, 4398/18, 4383/18, 4367/18, 4363/18,
   4361/18, 4358/18, 4354/18, 4351/18, 4345/18, 4331/18,
   4288/18, 4287/18, 4286/18, 4258/18, 4245/18, 4244/18,
   4235/18, 4224/18, 4185/18, 4178/18, 4177/18, 4173/18,
   4151/18, 4144/18, 4135/18, 4115/18, 4112/18, 4111/18,
   4072/18, 4039/18,
2. THE SUMMARY OF ALL HYDROPAC WARNINGS IN FORCE AS OF
   30 DEC 2017 IS GIVEN IN SEC III OF NTM 52/17.
   WARNINGS ISSUED DURING THE SUBSEQUENT QUARTERS ARE
   SUMMARIZED IN NTM 13/18, 26/18 AND 39/18.
3. THE COMPLETE TEXT OF ALL IN-FORCE HYDROPAC
   BROADCAST WARNINGS ARE AVAILABLE ON THE NGA
   MARITIME SAFETY INFORMATION WEBSITE AT:
   msi.nga.mil/NGAPortal/MSI.portal.
   ALTERNATIVELY, THESE MAY BE REQUESTED BY E-MAIL
   FROM NGA AT [email protected].
4. CANCEL HYDROPAC 4302/18, 4303/18, 4313/18, 4321/18,
   4327/18, 4355/18, 4368/18, 4458/18, 4519/18.

Timeline

Nearby now · within 120 nm

Nothing else in force within 120 nm.

Worldwide now

8 index warnings in force

Not for navigation. This is a re-rendering of an official navigational warning for awareness; mariners must use official NAVAREA broadcasts and their national MSI service.