Other
4125KHZ services unreliable 151800Z to 152359Z jul at: a. uscg communication facility kodiak (j) 57-46.6N…
Gulf of Alaska · Alaska · NAVAREA XII 304/20
- issued
- 2020-07-14 08:13Z
- status
- cancelled 2020-07-16 00:59Z (archive)
- self-cancels
- 2020-07-16 00:59Z
- authority
- COGARD COMMUNICATIONS COMMAND 140601Z JUL 20.
- sea
- Gulf of Alaska
- position
- 56.480, -157.614
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
GULF OF ALASKA.
ALASKA.
1. 4125KHZ SERVICES UNRELIABLE 151800Z TO
152359Z JUL AT:
A. USCG COMMUNICATION FACILITY KODIAK (J)
57-46.6N 152-31.7W.
B. COMMDET KODIAK, AK REMOTE SITE COLD BAY
55-11.0N 162-42.0W.
2. CANCEL THIS MSG 160059Z JUL 20.
Activity windows · 1 in the telegram
| opens (UTC) | closes (UTC) | local (UTC) | length |
|---|---|---|---|
| 2020-07-15 18:00Z | 2020-07-15 23:59Z | Jul 15, 18:00 → Jul 15, 23:59 | 5 h 59 |
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
11 within 180 nm since 2008 · 0 in the last 12 months · 0 in force now
08
10
15
20
23
- Earthquake with magnitude of 7.2 occurred in vicinity 54-30.00N 160-48.00W at 160648Z jul2023-07-16
- Earthquake with magnitude of 7.4 occurred in vicinity 54-30.00N 160-48.00W at 160648Z jul2023-07-16
- Earthquake with magnitude of 7.3 has occurred in vicinity 54-30.00N 160-48.00W at 160648Z jul2023-07-16
- Earthquake with magnitude of 8.2 has occurred in vicinity 55-18N 157-48W at 290616Z jul2021-07-29
- An earthquake occurred at 192055Z oct with a preliminary magnitude of 7.4, preliminary location 54-07N 159-06W2020-10-19
- Earthquake with magnitude of 7.8 has occurred in vicinity 55-12N 158-36W at 220613Z jul2020-07-22
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.