Blue Lagoon & Marina: sargassum, weather & water today
Calliaqua, St. Vincent, VC · Windward Islands (St. Lucia, SVG, Grenada), St. Lucia · 13.128, -61.191
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Sargassum season at Blue Lagoon & Marina
Sargassum risk at Blue Lagoon & Marina typically peaks around June (moderate in a typical year). Lowest-risk months: January, February, March, September, October, November, December. Actual landings vary a lot by year, wind and currents; check the live conditions above.
Typical-year risk from the published seasonality of the Great Atlantic Sargassum Belt × this beach's exposure (34%). Beach faces 213°; onshore winds from that direction push seaweed ashore.
| Month | Typical risk |
|---|---|
| January | Very low |
| February | Low |
| March | Low |
| April | Moderate |
| May | Moderate |
| June | Moderate |
| July | Moderate |
| August | Moderate |
| September | Low |
| October | Low |
| November | Low |
| December | Very low |
Cleanup & barriers
- Offshore barriers
- Rare
- Public cleanup
- Hotel crews; Atlantic coasts (Dennery, Grenada east, Canouan windward) largely uncleared
- Resort crews
- Leeward resorts rarely affected; windward resorts rake daily
- Typical clearing time
- Resorts same-day
Safety notes
US State Dept: St. Lucia Level 1, St. Vincent & the Grenadines Level 1, Grenada Level 1 (verify)
- Petty crime in Castries/Rodney Bay nightlife; use licensed taxis
- Steep winding roads; night driving not advised
- Grenada/Carriacou south of main hurricane belt but hit by Ivan 2004, Beryl 2024
Check official advisories and local flags before swimming. Decomposing sargassum releases hydrogen sulfide; avoid heavy piles.
Things to do near Calliaqua, St. Vincent, VC
- The Pitons & Sulphur Springs
- Tobago Cays Marine Park
- Grand Anse Beach, Grenada
- Underwater Sculpture Park, Grenada
- Pigeon Island, St. Lucia
- Bequia Admiralty Bay
Fly in for the best beach days
Suggested dates fall in December, typically the lowest-seaweed month ahead for Blue Lagoon & Marina. Change them to match the live forecast above.
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Nearest airports
- Argyle Intl (St. Vincent) (SVD), ~5 km
Nearby resorts
- Point Bay Resort Calliaqua, St. Vincent, VC · 0 km
- Beachcomber's Hotel Calliaqua, St. Vincent, VC · 2 km
- Young Island Resort Calliaqua, St. Vincent, VC · 2 km
- Beaches Resort Saint Vincent Buccament, VC · 11 km
- Bequia Beach Hotel Friendship Bay, Bequia, VC · 16 km
- Cotton House, Mustique Mustique, VC · 27 km
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