Other

Underwater ordnance detonations 170700Z to 171600Z may, alternate 180700Z to 181600Z may vicinity 41-18.83N…

HYDROLANT 1763/00

issued
2000-05-16 19:23Z
status
cancelled 2000-05-18 17:00Z (archive)
self-cancels
2000-05-18 17:00Z
authority
MARISARDEGNA 070/00 161030Z MAY 00
sea
Tyrrhenian Sea
position
41.314, 9.501
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. UNDERWATER ORDNANCE DETONATIONS 170700Z TO 171600Z MAY,
   ALTERNATE 180700Z TO 181600Z MAY VICINITY 41-18.83N 009-30.03E.
   WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 181700Z MAY.

Activity windows · 2 in this warning

opens (UTC)closes (UTC)locallength
2000-05-17 07:00Z2000-05-17 16:00Z9 h
2000-05-18 07:00Z2000-05-18 16:00Z9 h

Parsed from the warning text; outside these windows the area is normally not active, but the warning stays in force until cancelled.

This area · other warnings

137 within 180 nm since 1998 · 0 in the last 12 months · 0 in force now

98
00
05
10
15
20
23

Season · when other warnings happen here

J
F
M
A
M
J
J
A
S
O
N
D

month of issue, all years in the archive

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.