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Lost City of Atlantis

Cayman Brac, Cayman IslandsDirections
Rash guard or 2mm shorty typical

Lost City of Atlantis at a glance

Lost City of Atlantis is a dive site in Cayman Brac, Cayman Islands. Typically most favorable May · from 3 years of archive data. Recent reports put the water around 30°C (86°F). Check the latest conditions and entry details before you go.

Next window today· 7:00–18:00 · favorable · sunset 17:48

Forecast for this hour · 4:00 · run 16 h ago
0.8 m (2.6 ft)waves — under a meter expected (waves — about three feet expected)

Tap a factor for its source and model point · Forecast 30°C · seasonal avg 30°C ( · Forecast 86°F · seasonal avg 87°F)

Dive windows this week

Sun7:00–18:00 favorable

0.9 m waves · 12 kn wind (3.0 ft waves · 12 kn wind)

Mon7:00–18:00 favorable

0.6 m waves · 8 kn wind (1.9 ft waves · 8 kn wind)

Tue7:00–18:00 favorable

0.4 m waves · 7 kn wind (1.2 ft waves · 7 kn wind)

Wed7:00–18:00 favorable

0.3 m waves · 6 kn wind (1.0 ft waves · 6 kn wind)

Thu7:00–18:00 favorable

0.3 m waves · 6 kn wind (0.9 ft waves · 6 kn wind)

Fri7:00–18:00 favorable

0.3 m waves · 8 kn wind (0.8 ft waves · 8 kn wind)

SatNot in the forecast yet

Favorable windowModerate window— no window

Every forecast dive window each day, site-local time, from wave and wind forecasts. Numbers under each bar are daylight averages.

First light 5:55 · Sunrise 6:17 · Sunset 17:48 · some windows run past sunset

Source: Open-Meteo marine · model point 2.9 km from site · updated 24 Oct, 12:18 GMT-5

Forecast only — always assess conditions on site.

Compare this weekend’s windows near Lost City of Atlantis

Recent diver reports

Dated firsthand observations from divers — not current conditions.

No diver reports for this site yet. — one dated observation helps every diver after you.

Dived here today — did the forecast match?

Best months, historically

What conditions have historically been typical at this site, month by month — not a forecast.

  1. January, 43% of days have historically been favorable, water has typically been 27°C (81°F), waves have typically been 1.6 m (5.1 ft), wind has typically been 17 knots
  2. February, 44% of days have historically been favorable, water has typically been 27°C (81°F), waves have typically been 1.5 m (5.0 ft), wind has typically been 17 knots
  3. March, 71% of days have historically been favorable, water has typically been 27°C (81°F), waves have typically been 1.2 m (4.0 ft), wind has typically been 14 knots
  4. April, 60% of days have historically been favorable, water has typically been 28°C (82°F), waves have typically been 1.3 m (4.4 ft), wind has typically been 16 knots
  5. May, 95% of days have historically been favorable, water has typically been 29°C (84°F), waves have typically been 1.0 m (3.2 ft), wind has typically been 13 knots, historically most favorable
  6. June, 50% of days have historically been favorable, water has typically been 30°C (85°F), waves have typically been 1.4 m (4.7 ft), wind has typically been 16 knots
  7. July, 68% of days have historically been favorable, water has typically been 30°C (86°F), waves have typically been 1.4 m (4.5 ft), wind has typically been 15 knots
  8. August, 89% of days have historically been favorable, water has typically been 31°C (88°F), waves have typically been 1.1 m (3.4 ft), wind has typically been 13 knots
  9. September, 89% of days have historically been favorable, water has typically been 31°C (88°F), waves have typically been 1.0 m (3.2 ft), wind has typically been 13 knots
  10. October, 66% of days have historically been favorable, water has typically been 30°C (87°F), waves have typically been 1.2 m (3.9 ft), wind has typically been 15 knots
  11. November, 41% of days have historically been favorable, water has typically been 29°C (85°F), waves have typically been 1.5 m (5.0 ft), wind has typically been 18 knots
  12. December, 43% of days have historically been favorable, water has typically been 28°C (83°F), waves have typically been 1.6 m (5.3 ft), wind has typically been 18 knots

May has typically had the largest share of favorable days here. Conditions vary year to year — this is historical context, not a forecast.

Based on 3 years of archive data. Bar height shows the share of days each month whose conditions have historically scored favorably.

Marine life recorded at this site

No recorded sightings data for this site yet. Species lists appear as GBIF records and diver reports accumulate.

Fills & rentals nearby

Facts from OpenStreetMap, corrected by the community — listed by distance only. Details change; confirm with the shop.

Shop facts come from OpenStreetMap and community corrections, shown nearest first. PickADive lists facts and contacts only — no listing is sponsored or ranked.

Data updated July 2026

Site details

No description for this site yet — divers who know it can suggest one below.

boatreefshore

No hazards recorded for this site yet — that never means there are none. Ask a local operator before you dive.

Reviews

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