
Falmouth Harbour, Antigua tide forecast — heights relative to MSL.
24-hour cosine-interpolated curve around the present moment. Heights relative to MSL. Predictions: Predictions: Open-Meteo Marine (MeteoFrance SMOC, 0.08° grid).
Snapshot at build time — refreshes daily. Sea state from Open-Meteo Marine.
Every predicted high and low for the next week, with the daily tidal coefficient (0–120; higher = bigger swing, > 95 means stronger currents).
The three closest curated TideTurtle locations to Falmouth Harbour, Antigua, measured by great-circle distance.
Solunar tradition: major periods are the ≈3h windows around moon transit and opposition; minor are ≈2h around moonrise and moonset. Pair with the local tide stage and wind for the best read.
A short guide to the coastline at Falmouth Harbour, Antigua — geography, sea state, and what the tide is actually doing under your feet.
Falmouth Harbour is on Antigua's south coast, a deep natural anchorage that opens east from the main bay and connects to English Harbour through the narrow Freeman's Bay channel. The two harbours together — Falmouth and English Harbour — form the most historically significant sailing complex in the eastern Caribbean. English Harbour was Nelson's Dockyard from the 1720s onward; the British Royal Navy used the protected anchorage for ship repair and provisioning through the era of Caribbean colonial warfare, and the Georgian dockyard buildings have been restored as Nelson's Dockyard National Park, a UNESCO World Heritage Site since 2016.
Falmouth Harbour, the larger and more open of the two, is the operational base for Antigua Sailing Week — the first week of May, running since 1968, and now one of the most significant offshore regattas in the world outside the major ocean races. The starting area is in the outer Falmouth/English Harbour approaches; spectators watch from the Shirley Heights lookout, the high ground above the harbour that also holds the restored military fortifications of the Shirley Heights Battery. The jump-up rum party at Shirley Heights on Sunday evenings is a long-established Antigua institution, separate from regatta season but busy year-round on the tourism calendar.
The marina infrastructure in Falmouth Harbour is comprehensive — Antigua Yacht Club, Antigua Slipway, English Harbour marina with full yacht services — reflecting the harbour's role as a major refit and provisioning stop for offshore passages. The approach from the south is straightforward in all but the lowest visibility; the two harbours are sheltered from northeast trade swell by the hills above and from southwest swell by the outer reef. 5 metres.
5 knots on a spring ebb, noticeable for dinghies and paddlecraft. Shore anglers at the outer Falmouth headlands fish the evening flood for jack and barracuda. 3 metres on height.
Quick answers to the most common questions about tide times, range, and water access at Falmouth Harbour, Antigua.
Antigua Sailing Week runs in the first week of May, typically Monday through Friday with the prize-giving on Saturday. It has run every year since 1968 and draws a fleet of around 100 vessels across multiple racing classes, from offshore bluewater cruisers to high-performance racing yachts. The race area centres on the waters between Falmouth Harbour, English Harbour, and the south coast reef passages. For spectators, the best viewing position is Shirley Heights on the hill above the harbour — the entire starting area and the outer course marks are visible from the lookout. Entry for competing vessels through the Antigua Yacht Club is open to all qualified offshore boats.
Nelson's Dockyard National Park covers the restored 18th-century British naval dockyard in English Harbour, a short walk or dinghy ride from Falmouth Harbour marina. The Georgian dockyard buildings are intact and interpreted as a heritage site; the park was designated a UNESCO World Heritage Site in 2016. The site is open daily and charges an admission fee. The Copper and Lumber Store Hotel operates from within the dockyard buildings. The access road runs down from English Harbour village; there is no charge for vessels entering the harbour itself. Shirley Heights Battery and lookout above is reached by road or by the popular Sunday sunset jump-up trail.
Caribbean microtidal: spring range 0.3 to 0.5 metres, mixed semidiurnal. Two unequal highs and two unequal lows each day. The harbour entrance and the inner anchorage are accessible at all states of tide; the controlling depth limit is the harbour bottom, not the tidal range. The current at the Freeman's Bay channel between Falmouth and English Harbour runs up to 1.5 knots on a spring ebb — noticeable for paddlecraft and dinghies, manageable for all powered vessels.
Open-Meteo Marine, a free gridded global ocean model. Accuracy is typically within plus or minus 45 minutes on timing and 0.2 to 0.3 metres on height. For Antigua, the Antigua and Barbuda Meteorological Service publishes weather and marine forecasts. The nearest authoritative tide gauge reference in the region is St. John's Harbour on Antigua's west coast; the south coast harbours run on a slightly different phase, typically 20 to 40 minutes earlier than St. John's.
No. Falmouth and English Harbours have active vessel traffic including charter yachts, racing fleets, and commercial marina operations. The south coast approach from the open Caribbean requires knowledge of the reef positions off the Antigua southern coast. For vessel navigation, use the current Eastern Caribbean charts and the OECS Notices to Mariners. Nelson's Dockyard park regulations apply to vessels entering English Harbour. Open-Meteo Marine gridded predictions are not authoritative navigational data.
Heights relative to MSL. Predictions: Open-Meteo Marine (MeteoFrance SMOC, 0.08° grid) — heights relative to MSL (not chart datum / LAT). Model-derived.
| Day | Type | Time | Height |
|---|---|---|---|
| Sat 04 Jul | — | ||
| Sun 05 Jul | Low | 00:00 | 0.3m |
| Mon 06 Jul | — | ||
| Tue 07 Jul | — | ||
| Wed 08 Jul | High | 21:00 | 0.4m |
| Thu 09 Jul | — | ||
| Fri 10 Jul | Low | 07:10 | 0.1m |
| High | 19:00 | 0.4m | |