26-1982

NAVTEX station Naha temporarily reduced usable area in Nansei Shoto

No longer in forceReceived 18 Oct 2026, 09:00 UTCArchived 27 Oct 2026, 12:21 UTC

Warning text

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NANSEI SHOTO. NAHA JAPAN NAVTEX STATION, G, 26-05.50N 127-40.10E, TEMPORARILY REDUCED USABLE AREA. 2245Z TO 0830Z COMMENCING DAILY 18 TO 22 OCT, ALTERNATE 2245Z TO 0830Z COMMENCING DAILY 25 TO 27 OCT. CANCEL THIS MSG 280930Z OCT.

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Analysis

No longer in force

Japan NAVTEX station Naha (26-05.5N 127-40.1E) will have a temporarily reduced usable area affecting NAVTEX service. Reduced service periods are nightly 2245-0830 UTC daily 18-22 Oct and alternate nights 2245-0830 UTC daily 25-27 Oct. Message is self-cancelling at 280930Z OCT.

Be aware NAVTEX coverage from Naha will be reduced during the stated periods; monitor alternative broadcast sources and maintain appropriate navigational communications.

Type: Aids to navigation · severity low
Feed: Aids to navigationAll warnings of this kind on the map, or as an API feed.
Location: Nansei Shoto (Naha NAVTEX station area)
Validity: From 18 Oct 2026, 22:45 UTC
Until 28 Oct 2026, 09:30 UTC2245Z TO 0830Z COMMENCING DAILY 18 TO 22 OCT, ALTERNATE 2245Z TO 0830Z COMMENCING DAILY 25 TO 27 OCT. CANCEL THIS MSG 280930Z OCT.
Activity periods: 18 Oct 2026, 22:45 UTC - 19 Oct 2026, 08:30 UTC (daily 2245-0830 UTC commencing 18 Oct)
19 Oct 2026, 22:45 UTC - 20 Oct 2026, 08:30 UTC (daily 2245-0830 UTC commencing 18 Oct)
20 Oct 2026, 22:45 UTC - 21 Oct 2026, 08:30 UTC (daily 2245-0830 UTC commencing 18 Oct)
21 Oct 2026, 22:45 UTC - 22 Oct 2026, 08:30 UTC (daily 2245-0830 UTC commencing 18 Oct)
22 Oct 2026, 22:45 UTC - 23 Oct 2026, 08:30 UTC (daily 2245-0830 UTC last day 22 Oct)
25 Oct 2026, 22:45 UTC - 26 Oct 2026, 08:30 UTC (alternate nights 2245-0830 UTC commencing 25 Oct)
26 Oct 2026, 22:45 UTC - 27 Oct 2026, 08:30 UTC (alternate nights 2245-0830 UTC commencing 25 Oct)
27 Oct 2026, 22:45 UTC - 28 Oct 2026, 08:30 UTC (alternate nights 2245-0830 UTC last day 27 Oct)
Hazards: reduced NAVTEX usable area, reduced NAVTEX reception

Coast stations for this area

RCCMRCC NahaJapan9 NM from the area
RCCMRCC KagoshimaJapan361 NM from the area
RCCMRSC NingboChina396 NM from the area
DSCDSC Station TamagusukuMRCC NahaJapanMMSI 004311101MF 150range 150 NM6 NM from the area
DSCDSC Station NazeMRCC KagoshimaJapanMMSI 004311001MF 100range 100 NM169 NM from the area
DSCDSC Station MiyaraMRCC NahaJapanMMSI 004311101MF 150range 150 NM215 NM from the area
DSCDSC Station Chi-Lung (Keelung)TaiwanMMSI 004162019HF326 NM from the area
DSCDSC Station Yoko-oMRCC KagoshimaJapanMMSI 004311001MF 150range 150 NM355 NM from the area

Aids to navigation affected

Reduced rangeJAPAN NAVTEX STATION, G (Naha) · 26-05.5N 127-40.1E

No aids-to-navigation list in the database yet; aids are shown as the warning names them.

Worked out automatically from the warning text on 18 Oct 2026, 16:27 UTC. It can be wrong: the official warning text is the authority.

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