Nav aids
GPS jamming exercises 1600Z to 2000Z daily 22 thru 30 nov and 0001Z to 0400Z daily 02 thru 18 dec within 70…
NAVAREA IV 450/03
- issued
- 2003-11-21 17:00Z
- status
- cancelled 2003-12-18 05:00Z (archive)
- self-cancels
- 2003-12-18 05:00Z
- authority
- CCGD SEVEN 1087/03 211416Z NOV 03
- sea
- North Atlantic Ocean
- position
- 33.667, -76.000 · r 70.0 nm
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
1. GPS JAMMING EXERCISES 1600Z TO 2000Z DAILY 22 THRU 30 NOV AND 0001Z TO 0400Z DAILY 02 THRU 18 DEC WITHIN 70 MILES OF 33-40N 076-00W. 2. CANCEL THIS MSG 180500Z DEC.
Activity windows · 26 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2003-11-22 16:00Z | 2003-11-22 20:00Z | — | 4 h |
| 2003-11-23 16:00Z | 2003-11-23 20:00Z | — | 4 h |
| 2003-11-24 16:00Z | 2003-11-24 20:00Z | — | 4 h |
| 2003-11-25 16:00Z | 2003-11-25 20:00Z | — | 4 h |
| 2003-11-26 16:00Z | 2003-11-26 20:00Z | — | 4 h |
| 2003-11-27 16:00Z | 2003-11-27 20:00Z | — | 4 h |
| 2003-11-28 16:00Z | 2003-11-28 20:00Z | — | 4 h |
| 2003-11-29 16:00Z | 2003-11-29 20:00Z | — | 4 h |
| … 18 more | |||
Parsed from the warning text; outside these windows the area is normally not active, but the warning stays in force until cancelled.
This area · aids-to-navigation notices
65 within 180 nm since 2000 · 0 in the last 12 months · 1 in force now
00
05
10
15
20
25
- Messaging services unavailable at uscg remote communication facilities: a. boston (f) 41-42.00N 070-30.30W2025-06-13
- Mf, hf, and dsc services unreliable 241300Z to 241800Z apr at uscg remote communication facilities: a.…2024-04-23
- Uscg remote communication facilities: a. boston (f) 41-43.00N 070-31.00W2023-09-14
- The following US NAVTEX stations unreliable until further notice: a. boston (f) 41-42.8N 070-30.3W2023-08-13
- All US NAVTEX stations unreliable until further notice: a. boston (f) 41-42.8N 070-30.3W2023-08-11
- NAVTEX, sitor and vobra services unreliable 23 jun at uscg remote communication facilities: a. boston (f)…2023-06-22
Season · when aids-to-navigation notices 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
Worldwide now
194 aids-to-navigation notices in force · see all
Nav aids
Lights extinguished, buoys off station, RACON/NAVTEX outages. All current aids-to-navigation notices →
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.