NAVAREA IV warnings in force as of 281600Z apr

Original warning text

1. NAVAREA IV WARNINGS IN FORCE AS OF 281600Z APR.
   ALL THE INFORCE WARNINGS ARE LISTED HERE.
   470/2023, 469/2023, 468/2023, 467/2023, 466/2023,
   464/2023, 462/2023, 457/2023, 452/2023, 451/2023,
   450/2023, 449/2023, 448/2023, 447/2023, 446/2023,
   445/2023, 439/2023, 434/2023, 431/2023, 391/2023,
   385/2023, 370/2023, 366/2023, 358/2023, 356/2023,
   334/2023, 330/2023, 329/2023, 296/2023, 295/2023,
   274/2023, 265/2023, 259/2023, 250/2023, 248/2023,
   247/2023, 222/2023, 214/2023, 196/2023, 132/2023,
   103/2023, 66/2023, 57/2023, 56/2023, 27/2023,
   11/2023, 10/2023, 9/2023, 8/2023, 7/2023, 6/2023,
   5/2023, 3/2023, 2/2023.
   1396/2022, 1367/2022, 1316/2022, 1284/2022, 1269/2022,
   1193/2022, 1151/2022, 1144/2022, 1143/2022, 964/2022,
   934/2022, 856/2022, 842/2022, 748/2022, 516/2022,
   441/2022, 439/2022, 367/2022, 362/2022, 316/2022,
   295/2022, 227/2022, 141/2022, 120/2022.
   1157/2021, 1156/2021, 1113/2021, 1003/2021, 977/2021,
   967/2021, 779/2021, 778/2021, 720/2021, 665/2021,
   407/2021, 346/2021, 341/2021, 306/2021, 278/2021,
   277/2021, 144/2021.
2. THE COMPLETE TEXT OF ALL IN-FORCE NAVAREA IV
   BROADCAST WARNINGS ARE AVAILABLE ON THE NGA
   MARITIME SAFETY INFORMATION WEBSITE AT:
   MSI.NGA.MIL/NAVWARNINGS.
   ALTERNATIVELY, THESE MAY BE REQUESTED BY E-MAIL
   FROM THE NAVAREA IV COORDINATOR AT [email protected].
3. CANCEL NAVAREA IV 437/23, 440/23.