Exercises
Hazardous operations 300730Z to 301330Z jan, alternate 0730Z to 1330Z daily 31 jan thru 03 feb in areas…
North Pacific · Hawaii · HYDROPAC 353/18
- issued
- 2018-01-26 08:57Z
- status
- cancelled 2018-01-31 12:25Z (archive)
- self-cancels
- 2018-02-03 14:30Z
- authority
- PACMISRANFAC 092030Z JAN 18.
- sea
- North Pacific Ocean
- position
- 29.742, -164.180
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
NORTH PACIFIC.
HAWAII.
DNC 12, DNC 13.
1. HAZARDOUS OPERATIONS 300730Z TO 301330Z JAN,
ALTERNATE 0730Z TO 1330Z DAILY 31 JAN THRU
03 FEB IN AREAS BOUND BY:
A. 08-33N 160-11E, 12-01N 164-59E,
12-45N 166-39E, 12-32N 166-51E,
11-23N 165-21E, 08-17N 160-20E.
B. 22-01N 159-47W, 22-00N 159-56W,
23-11N 163-30W, 24-33N 163-02W,
25-00N 161-27W, 22-22N 159-48W,
22-07N 159-44W.
C. 28-57N 171-34W, 26-15N 168-38W,
25-45N 160-08W, 30-32N 156-11W,
32-22N 168-28W, 30-45N 171-28W.
2. CANCEL THIS MSG 031430Z FEB 18.
Activity windows · 5 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2018-01-30 07:30Z | 2018-01-30 13:30Z | — | 6 h |
| 2018-01-31 07:30Z | 2018-01-31 13:30Z | — | 6 h |
| 2018-02-01 07:30Z | 2018-02-01 13:30Z | — | 6 h |
| 2018-02-02 07:30Z | 2018-02-02 13:30Z | — | 6 h |
| 2018-02-03 07:30Z | 2018-02-03 13:30Z | — | 6 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 · military exercises
26 within 180 nm since 2003 · 0 in the last 12 months · 0 in force now
03
05
10
15
20
24
- Hazardous operations 290530Z to 291100Z mar, alternate 0530Z to 1100Z daily 30 and 31 mar in area bound by…2024-03-24
- Hazardous operations 310530Z to 311100Z mar, alternate 0530Z to 1100Z daily 01 and 02 apr in area bound by…2023-03-24
- Hazardous operations 310530Z to 311100Z mar, alternate 010530Z to 011100Z and 020530Z to 021100Z apr in area…2023-02-28
- Hazardous operations 181930Z to 190045Z nov, alternate 1930Z to 0045Z daily 19 thru 21 nov in area bound by…2022-11-16
- Hazardous operations 180130Z to 180700Z nov, alternate 0130Z to 0700Z daily 19 and 20 nov in area bound by…2022-11-12
- Hazardous operations 110130Z to 110700Z nov in area bound by 22-04.00N 159-46.00W, 22-04.00N 159-47.00W,…2022-11-10
Season · when military exercises happen here
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month of issue, all years in the archive
Timeline
- Cancel HYDROPAC 353/18 and this msg, operations completedcancelled by · 2018-01-31
Nearby now · within 120 nm
Nothing else in force within 120 nm.
Worldwide now
35 military exercises in force · see all
Exercises
Gunnery, firing and naval exercise areas. All current military exercises →
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.