In Grenada, call Grenada Coast Guard on +1 473 444 1931. Local short number: 399 — it may not connect from a foreign SIM, so the full number comes first. On the radio: MAYDAY on VHF channel 16, or a DSC distress alert on channel 70.
NOAA National Hurricane Center · UK Foreign, Commonwealth & Development Office ▾
nhc.noaa.gov (2026-10-14, intl): “The Atlantic hurricane season runs from June 1 to November 30. The Atlantic basin includes the Atlantic Ocean, Caribbean Sea, and Gulf of America.”
gov.uk (2026-10-14, gov-travel): “The hurricane season in the Caribbean normally runs from June to November. Monitor local news and check the warnings on the US National Hurricane Center.”
Official warnings
Kick 'em Jenny, a live submarine volcano about 8 km north of Grenada (12.18° N, 61.38° W), is at alert level YELLOW with a 1.5 km exclusion zone around the crater; check the current level before passage.
The UWI Seismic Research Centre (official volcano monitoring for Grenada) · The UWI Seismic Research Centre (official volcano monitoring for Grenada) ▾
uwiseismic.com (2026-10-14): “Kick-’em-Jenny, located approximately 8 km north of Grenada (12.18°N, 61.38°W), is the only known ‘live’ submarine volcano in the Eastern Caribbean.”
uwiseismic.com (2026-10-14): “The current alert level is YELLOW with a 1.5km exclusion zone around the crater.”
Grenada uses 'red right returning' buoyage: red buoys mark the starboard side when entering.
Grenada Tourism Authority ▾
puregrenada.com (2026-10-14): “Grenada uses the Red Right Returning Rule, which means red buoys mark the starboard side when approaching.”
Arriving by boat
Clear in at an official port of entry — Port Louis Marina (St George's) or Tyrell Bay Marina (Carriacou) — anchored with the Q flag and Grenada courtesy flag flying until formalities are done.
Grenada Tourism Authority ▾
puregrenada.com (2026-10-14): “All vessels and crew seeking clearance into Grenada, Carriacou and Petite Martinique must do so at the following official Ports of Entry (Camper Nicholson Port Louis Marina, St. George’s; Tyrell Bay Marina, Harvey Vale, Carriacou)”
What number do I call for help at sea in Grenada?+
In Grenada, call Grenada Coast Guard on +1 473 444 1931. Local short number: 399 — it may not connect from a foreign SIM, so the full number comes first. On the radio: MAYDAY on VHF channel 16, or a DSC distress alert on channel 70.
Does 112 work in Grenada?+
The general emergency number in Grenada is 911. Many mobile phones also pass 112 on to the local emergency service, but we found no official confirmation for Grenada. In a sea emergency, call +1 473 444 1931.
Why a full number and not the short code 399?+
Short codes like 399 are routed by local phone networks and may not connect from a foreign SIM card while roaming. The full number +1 473 444 1931 reaches the same service from any phone.
Which rescue centre is responsible for me?+
The one whose search-and-rescue area you are in — not the country of your SIM card. Near borders that can change during a trip; the VesselSOS app picks it from your GPS position.
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