Navigational warnings on 2026-05-04
UTC day · today
- issued
- 4
- cancelled
- 1
- in force at end
- 685
- of these still in force
- 2
Coverage note: the NGA archive ends 2024-05 and live collection began 2026-08-17. Warnings issued in between are here only if they were still in force when collection started, so this period is under-counted.
Issued · by sea
| North Pacific Ocean | 1 |
| North Atlantic Ocean | 1 |
| South Atlantic Ocean | 1 |
| Philippine Sea | 1 |
USGS earthquakes 2 · HYDROLANT 1 · NAVAREA IV 1
Issued · 4
- Quakes · USGS-US7000SI2Z06:09Z10 km wsw of nena, philippines
- Nav aids · HYDROLANT 882/26in force08:44ZMaceio light, 09-41.03S 035-43.38W, is unlit until 31 October; cancellation at 010001Z November 26.South Atlantic · Brazil
- Nav aids · NAVAREA IV 413/26in force13:56ZBrigand Hill Light at 10-29.61N 061-04.20W now flashes five times every 20 seconds, visible 17 miles; navigational warning 406/26 is cancelled.Caribbean Sea
- Quakes · USGS-US7000SI5115:19Z0 km sw of san juan jicayán, mexico
Cancelled · 1
Not for navigation. Counts include only warnings we display; ongoing search-and-rescue traffic is excluded until 30 days after it closes.