Navigational warnings on 2026-05-27
UTC day · today
- issued
- 3
- cancelled
- 1
- in force at end
- 697
- of these still in force
- 1
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 · 3
- Surveys · HYDROLANT 1021/26in force13:05ZSurvey operations continue until August 31, 2200 UTC in the South Atlantic off Brazil; wide berth requested.South Atlantic · Brazil
- Quakes · USGS-US7000SNVR14:51ZEarthquake magnitude 6.0 (mww) in 50.507S 139.487E, depth 10 km at 271451Z may 26Western Indian-antarctic Ridge
- Quakes · USGS-US7000SNVT15:01ZEarthquake magnitude 6.0 (mww) in 50.406S 139.262E, depth 10 km at 271501Z may 26Western Indian-antarctic Ridge
Cancelled · 1
Not for navigation. Counts include only warnings we display; ongoing search-and-rescue traffic is excluded until 30 days after it closes.