This priority is below Urgency and indicates a station broadcasting MSI (Maritime Safety Information), either an important navigational warning or a meteorological forecast/broadcast.

After broadcasting a Safety Alert on VHF CH 70, voice communication follows on VHF CH 16 or a selected working channel commencing with the procedure word Securite. Safety Alerts can be addressed to either all stations or to an individual station (though not on the Class D DSC controller).

SECURITE, SECURITE, SECURITE ALL STATIONS, ALL STATIONS, ALL STATIONS or (Name of individual station spoken 3 times) THIS IS (Name of the vessel spoken 3 times), (Call sign of the vessel), (MMSI of the vessel) (Safety message) OUT

SECURITE, SECURITE, SECURITE ALL STATIONS, ALL STATIONS, ALL STATIONS THIS IS Spinaker, Spinaker, Spinaker, call sign Sierra 5 Lima 1 2, 278054321 Navigation warning 0845 UTC Position 450 36’ North 0130 32’ East Sighted 3 20foot cargo containers partially submerged Danger to navigation OUT

Practise on the VHF radio simulator

The following indicates the procedure for broadcasting a Safety Alert on VHF CH 70 using the VHF DSC controller:

1. Press the Call softkey
2. Press the Type softkey once to scroll through different types of calls to the Safety Call
3. You can change the default working VHF CH 16 to be used in voice communication either:
   
• From pre-programmed VHF CH 06, 08, 72 and 77 - press the Chan softkey to scroll through them and press the E key, or
• Manually enter the channel number - use the keypad to type in the channel number and press the E key
4. Press the Send softkey
   
5. Press the E key
   

Reception of a Safety Alert

After the reception of a Safety Alert on VHF CH 70 the radio will automatically re-tune to the working channel and a Safety Message on the working channel must be listened to.

Practise on the VHF radio simulator

After the reception of a Safety Alert press the softkey OK to cancel the ringing and to clear the display. Press the softkey Stop to cancel ringing only.