Nav aids

GPS unreliable 1200Z to 2200Z daily 02 thru 05, 08 thru 12, 15, 17 and 19 may, alternate 13, 14, 22, 24 and…

NAVAREA IV 141/00

issued
2000-04-28 20:17Z
status
cancelled 2000-05-26 23:00Z (archive)
self-cancels
2000-05-26 23:00Z
authority
CCGD EIGHT 100/00 281730Z APR 00
sea
Gulf of Mexico
position
29.833, -86.833 · r 150.0 nm
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. GPS UNRELIABLE 1200Z TO 2200Z DAILY 02 THRU 05, 08 THRU 12,
   15, 17 AND 19 MAY, ALTERNATE 13, 14, 22, 24 AND 26 MAY
   WITHIN 150 MILES OF 29-50N 086-50W.
2. CANCEL THIS MSG 262300Z MAY.

Activity windows · 4 in this warning

opens (UTC)closes (UTC)locallength
2000-05-02 12:00Z2000-05-02 22:00Z10 h
2000-05-03 12:00Z2000-05-03 22:00Z10 h
2000-05-04 12:00Z2000-05-04 22:00Z10 h
2000-05-05 12:00Z2000-05-05 22:00Z10 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 · aids-to-navigation notices

115 within 180 nm since 2000 · 2 in the last 12 months · 2 in force now

00
05
10
15
20
25
26

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

Nothing else in force within 120 nm.

Worldwide now

193 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.