Other

Radar target detected in 42-16.9N 054-59.2W at 271200Z apr

HYDROLANT 1264/01

issued: 2001-04-27 19:35Z
status: cancelled 2001-04-28 19:35Z (archive)
self-cancels: 2001-04-28 19:35Z
cancels: HYDROLANT 1257/01
authority: COMINTICEPAT GROTON CT 271823Z APR 01; WZ 947/01 271547Z APR 01
sea: North Atlantic Ocean
position: 42.282, -54.987
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. RADAR TARGET DETECTED IN 42-16.9N 054-59.2W AT 271200Z APR.
2. CANCEL HYDROLANT 1257/01(36), OPERATIONS COMPLETED.
3. CANCEL THIS MSG 281935Z APR.

This area · other warnings

18 within 180 nm since 2001 · 0 in the last 12 months · 0 in force now

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Three radar targets detected in 44-53N 056-07W at 020850Z jul2003-07-02
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Timeline

Underwater operations in progress until further notice by M/V eas vicinity of trackline between 51-14N…cancels · 2001-04-26
Underwater operations in progress until further notice by M/V eas vicinity of trackline between 51-14N…replaced · 2001-04-26

Nearby now · within 120 nm

Nothing else in force within 120 nm.

Worldwide now

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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.