Changi, Singapore 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 06:00 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 Asia/Singapore local. Folk tradition, not a scientific forecast.

Last spring tide on Tue 05 May (range 2.0m). Next neap on Wed 06 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.

Changi occupies the northeastern tip of Singapore Island, where the land narrows to a low headland facing the Johor Strait. Malaysia's southeastern peninsular coast is visible from the beach at any clear moment — Johor Bahru is 1.8 km across the water at the strait's narrowest point, and the causeway at Woodlands 15 km to the west is close enough that vehicle lights are visible after dark on the right conditions. The tidal regime is mixed semidiurnal: two highs and two lows per day with variable heights resulting from the diurnal inequality of the Singapore Strait. Mean spring range is 2.0 to 2.5 m at the Changi gauge. The Johor Strait restricts tidal flow at both ends — the western end is constrained by the Woodlands causeway and the eastern end opens into the broader Singapore and Johor Strait system. The effect is a tidal curve that is slightly lagged relative to the southern Singapore stations and with a modest amplification on spring tides. Currents in the strait run east on the flood and west on the ebb, averaging 0.5 to 1.0 knots at mid-tide on springs — relevant for paddlers and anglers anchoring in the channel. Changi Beach Park is a 3.3 km linear waterfront park running along the shore west of Changi Point. It is one of Singapore's oldest gazetted recreational beaches, established during the British colonial period and used by servicemen stationed at the adjacent RAF Changi and army barracks. The park retains the character of an older-style Singapore beach — casuarina trees lining the shore, basic pavilions, a relatively uncrowded atmosphere that contrasts with the managed resort beaches in the south. At low spring water the tidal flats extend 50 to 100 m from the shore. The flat is sandy-muddy, firm enough to walk on with bare feet across most of its width, and it hosts the densest visible shorebird activity of any accessible Singapore beach. Sandpipers — common sandpiper year-round, greater and lesser sand plover in the migratory seasons — work the flat edge from 30 minutes before predicted low water through the first hour of the flood. Egrets are permanent: the little egret and the great egret both work the flat at low water, the little egret moving faster and closer to the receding water edge, the great egret standing further out and waiting. Whimbrel pass through in good numbers in September and April, using the flat as a staging area. The best birding window is the 90 minutes centred on low water, from the seawall or the flat itself. Pulau Ubin is visible 1 km offshore from Changi Point. The island is 10.2 km² and largely undeveloped — forest, kampung houses, and one of Singapore's remaining mangrove coasts on the western shore facing the strait. Bumboat service from Changi Point Ferry Terminal operates on demand: the boats depart when they have a load (around 12 passengers), day-trip passengers typically wait 10 to 20 minutes in off-peak periods. The crossing takes 10 minutes. The service is not tide-restricted — the bumboats run at all tide states, using a floating pontoon at the Changi terminal that rises and falls with the water. Ubin's western mangrove coast is the paddling objective that draws kayakers to Changi. The mangrove channel system runs along the western shore of the island for roughly 2 km. The flood tide is the working window: incoming water lifts the kayak over the shallower sill at the mangrove fringe entry point and allows penetration into the interior channels. At low water the channels expose muddy root systems and navigation closes off. A practical approach is to land on Ubin's northeastern beach via bumboat, collect kayaks from the rental operator at the Ubin jetty, and launch within 45 minutes of the predicted low water to ride the full flood tide into the mangrove system — roughly 3 hours of navigable depth before the ebb begins to drain the channels again. Changi Point Ferry Terminal operates two regular services in addition to the Ubin bumboats: the Pengerang service to Johor, Malaysia, which is schedule-operated and runs regardless of tide, and a Pulau Ubin standby link. The terminal floating pontoon adjusts to the 2.0 to 2.5 m spring range without obstruction. The Changi Prison complex sits 3 km south of the beach on Upper Changi Road. During the Japanese occupation from February 1942 to August 1945, the prison held Allied military prisoners of war and civilian internees under conditions of severe deprivation. A chapel was reconstructed by the prisoners using salvaged materials; a replica of the original Changi Chapel is maintained at the Changi Chapel and Museum, which is open to the public. The museum's context is relevant to the broader coastal geography — the surrender of Singapore was the fall of what had been Britain's main strategic naval base in Asia, and Changi's military infrastructure was central to that role. For fishing, the seawall west of the ferry terminal and the rock causeway at Changi Point are the main platforms. Incoming tide from one hour before high water is the productive window. Mangrove jack, grouper, and threadfin are the target species; squid jigging works in the main strait channel from the point at night on the flood. Tide data for Changi, Singapore comes from the Open-Meteo Marine API, a gridded model product. Timing accuracy is ±45 minutes, height accuracy ±0.3 m — usable for trip planning, not for navigation.