Navigational warnings on 2021-04-18

UTC day · today

issued
29
cancelled
16
in force at end
368
of these still in force
0

Issued · by type

Surveys6
Incidents5
Quakes5
Icebergs4
Exercises4
Nav aids2
Other2
Cable ops1

Issued · by sea

South Atlantic Ocean8
Philippine Sea3
Black Sea3
North Pacific Ocean2
Southern Ocean1
Aegean Sea1
Coral Sea1
Persian Gulf1

HYDROLANT 14 · HYDROPAC 8 · USGS earthquakes 5 · HYDROARC 1 · NAVAREA IV 1

Issued · 29

Cancelled · 16

Not for navigation. Counts include only warnings we display; ongoing search-and-rescue traffic is excluded until 30 days after it closes.

Navigational warnings on 2021-04-18 · seahazards