HYDROPAC warnings in force as of 151406Z feb 19

Original warning text

1. HYDROPAC WARNINGS IN FORCE AS OF 151406Z FEB 19.
   ONLY THOSE WARNINGS ISSUED DURING THE LAST
   SIX WEEKS ARE LISTED HEREIN.
   537/19, 536/19, 535/19, 534/19, 533/19, 532/19,
   528/19, 526/19, 524/19, 522/19, 519/19, 517/19,
   516/19, 515/19, 514/19, 511/19, 508/19, 506/19,
   504/19, 503/19, 501/19, 500/19, 499/19, 491/19,
   489/19, 488/19, 487/19, 484/19, 481/19, 477/19,
   472/19, 470/19, 466/19, 465/19, 464/19, 460/19,
   458/19, 457/19, 456/19, 452/19, 450/19, 449/19,
   445/19, 444/19, 440/19, 438/19, 435/19, 431/19,
   430/19, 424/19, 423/19, 419/19, 415/19, 408/19,
   407/19, 406/19, 405/19, 404/19, 403/19, 402/19,
   401/19, 399/19, 396/19, 389/19, 388/19, 382/19,
   379/19, 367/19, 364/19, 361/19, 359/19, 344/19,
   336/19, 331/19, 330/19, 320/19, 315/19, 313/19,
   312/19, 311/19, 310/19, 309/19, 303/19, 280/19,
   269/19, 251/19, 250/19, 249/19, 242/19, 225/19,
   211/19, 210/19, 183/19, 180/19, 169/19, 154/19,
   148/19, 106/19, 104/19, 98/19, 91/19, 79/19,
   68/19.
2. THE SUMMARY OF ALL HYDROPAC WARNINGS IN FORCE AS OF
   29 DEC 2018 IS GIVEN IN SEC III OF NTM 52/18.
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 296/19, 306/19, 337/19, 339/19, 
   340/19, 345/19, 347/19, 372/19, 453/19.