Other

Gpa jamming exercises 1400Z to 1600Z daily 23 thru 25 mar in area within 30 miles of 52-08.5N 004-34.3W

Cardigan Bay · Saint Georges Channel · Wales · HYDROLANT 814/21

issued
2021-03-23 09:20Z
status
cancelled 2021-03-25 17:00Z (archive)
self-cancels
2021-03-25 17:00Z
cancels
HYDROLANT 812/21
authority
WZ 330/21 230842Z MAR 21.
sea
Irish Sea and St. George's Channel
position
52.142, -4.572 · r 30.0 nm
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

CARDIGAN BAY.
SAINT GEORGES CHANNEL.
WALES.
DNC 20.
1. GPA JAMMING EXERCISES 1400Z TO 1600Z DAILY
   23 THRU 25 MAR IN AREA WITHIN 30 MILES OF
   52-08.5N 004-34.3W.
2. CANCEL HYDROLANT 812/21.
3. CANCEL THIS MSG 251700Z MAR 21.

Activity windows · 3 in this warning

opens (UTC)closes (UTC)locallength
2021-03-23 14:00Z2021-03-23 16:00Z—2 h
2021-03-24 14:00Z2021-03-24 16:00Z—2 h
2021-03-25 14:00Z2021-03-25 16:00Z—2 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

271 within 180 nm since 1997 · 0 in the last 12 months · 0 in force now

97
00
05
10
15
20
24

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

Timeline

Nearby now · 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.