Other
Prn 27 unusable 270430Z to 271100Z may
HYDROLANT 1057/99
- issued
- 1999-05-24 12:21Z
- status
- cancelled 1999-05-27 12:00Z (archive)
- self-cancels
- 1999-05-27 12:00Z
- authority
- COGARDNAVCEN ALEX. VA. 432/99-241026Z MAY 1999
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
1. PRN 27 UNUSABLE 270430Z TO 271100Z MAY. 2. CANCEL THIS MSG 271200Z MAY.
Activity windows · 1 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 1999-05-27 04:30Z | 1999-05-27 11:00Z | — | 6 h 30 |
Parsed from the warning text; outside these windows the area is normally not active, but the warning stays in force until cancelled.
Nearby now · within 120 nm
Nothing else in force within 120 nm.
Worldwide now
34 other warnings in force · see all
Other
Everything the classifier did not place elsewhere. All current other warnings →
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.