Manda Island tide times

Predictions: Open-Meteo Marine (MeteoFrance SMOC, 0.08° grid) — heights relative to MSL (not chart datum / LAT). Model-derived.

Model-derived from a global ocean grid. Useful indication; expect about ±45 minutes on average vs. a local harmonic gauge, individual stations vary widely. See /methodology for per-region detail. Not for navigation.

Conditions as of 01:00 local time. Refreshes daily.

Predictions: Open-Meteo Marine (MeteoFrance SMOC, 0.08° grid) — heights relative to MSL (not chart datum / LAT). Model-derived. · Not for navigation.

The angler tradition for major/minor fishing windows: major ≈3-hour windows around moon transit and opposition; minor ≈2-hour windows around moonrise and moonset. Times are Africa/Nairobi local. Folk tradition, not a scientific forecast.

Next spring tide on Fri 08 May (range 1.5m). Next neap on Sat 09 May.

Spring tides cluster around new and full moons (biggest swings). Neap tides land on quarter moons (smallest swings). See the spring tide and neap tide glossary entries for the why.

Manda Island lies directly across the Lamu Channel from Lamu Town — 600 metres of water from the Lamu waterfront to the Manda mangrove fringe, close enough to see the carved wooden doors of the old town from the island shore. The crossing by small motorboat takes 10 minutes; the water taxi departs from Lamu Town jetty throughout the day. Despite the proximity, Manda has a completely different character from Lamu: beyond the domestic airport strip on the island's northwestern flank, the island is mangrove forest, tidal flat, and open savannah — largely uninhabited except for the airport staff and a handful of resort properties. The tidal character of Manda is defined by its position in the archipelago. The Lamu Channel on the west side of the island runs fast — 2 to 3 knots at spring peaks — as the tidal wave moves through the narrow passage between Lamu and Manda. The eastern side of Manda, facing the open Indian Ocean at Ras Kitau, is more exposed and the tidal currents along the eastern shore are driven by the open-ocean tidal pattern rather than the channel geometry. The spring range is approximately 3.0 metres at the western channel side, consistent with Lamu Town; the eastern beach at Ras Kitau runs on a similar range but with slightly different timing due to the difference in water depth and exposure. The Takwa ruins on the west side of Manda Island are the main cultural draw. Takwa was a thriving Swahili town from the 15th to the 17th century; the ruins — a mosque, a pillar tomb, and the foundations of stone houses over an area of several hectares — are a National Monument and protected site. Reaching the Takwa ruins requires approaching by boat through the mangrove creeks on the western shore of Manda Island. This approach is tide-dependent: the mangrove creek that leads to the Takwa landing is navigable only at high water, when the water depth in the creek is sufficient to float a small motorboat. At spring low water, the creek entrance is exposed mud and the approach is impassable for boats. The standard excursion runs on high-water timing — typically departing from Lamu Town on the flood tide, visiting Takwa during the high-water slack, and returning on the early ebb before the creek becomes too shallow. Ras Kitau Beach on the eastern tip of Manda Island faces the open Indian Ocean. The beach is a white sand spit that forms where the mangrove-fringed interior of the island meets the open water; at high spring tide the spit narrows to a few metres of sand above the waterline, while at spring low water it widens to a beach 60 to 80 metres wide. The water off Ras Kitau is clear and deeper than the lagoon on the Lamu Channel side; snorkelling on the fringing reef at the eastern edge of the spit is possible at mid-flood and above. The beach is accessible only by boat; no land route connects the airport area to Ras Kitau through the mangrove interior. Birdwatching on Manda Island is productive year-round, particularly in the mangrove and tidal flat environments on the western and southern shores. At low water, the tidal flat adjacent to the mangrove fringe holds wading birds — crab plovers (dromas ardeola), whimbrel (numenius phaeopus), grey herons, and on passage, various sandpiper and plover species. The crab plover is the most distinctive — large, black-and-white, with an oversized bill adapted for crushing crabs — and the Lamu Archipelago tidal flats are one of the best places in East Africa to observe this species at close range. The most productive low-water birdwatching window at the Manda tidal flat is from 06:30 to 09:00, when the flat is fully exposed and the birds are actively feeding. The crossing between Lamu and Manda is the strongest tidal-current section of the archipelago for most visitors. At spring peak ebb, the motorboat crossing takes 12 to 15 minutes rather than the usual 10, as the helmsman angles up-current to compensate for the drift. At spring peak flood, the crossing in the current direction is faster — 7 to 8 minutes — but the approach to the Manda side requires adjusting the angle to avoid overshooting the landing. This is part of standard archipelago seamanship and the local boatmen handle it automatically; passengers should simply hold on during the stronger crossings in choppy conditions. Tide predictions for Manda Island come from Open-Meteo Marine, a gridded global ocean model. Accuracy is typically plus or minus 45 minutes on timing and 0.2 to 0.3 metres on height. The multi-channel tidal hydrography of the Lamu Archipelago means local timing and current patterns can vary significantly from the Open-Meteo grid prediction; KMFRI (Kenya Marine and Fisheries Research Institute) at Mombasa is the regional oceanographic reference. These predictions are not for navigation or vessel operations in the Lamu Channel.