Wednesday
✅ good conditions
Main blocker: Tide/current
Malaysia · Updated Tue 03:13 (+08) · Source: Snapshot
The skinny
Go in the best window Report Wed 10:34Tioman Island has a usable snorkeling window around Wed 11:00. The main thing to watch is tide/current.
Score: 7.1/10
Best time: Wed 11:00
Main risk: Tide/Current
Best morning signal: Wed 11:00 (Good).
Best afternoon signal: Wed 14:00 (Good). Peak afternoon wind is about 4.1 m/s.
Good window is available today
Next safe window: Wed 03:00–11:00 (46% of next 72h are suitable)
Wednesday
✅ good conditions
Main blocker: Tide/current
Thursday
✅ good conditions
Main blocker: Tide/current
Friday
✅ good conditions
Main blocker: Waves
Next safe window starts at Wed 03:00 until 11:00.
Main blockers across the next 72 hours:
Drift estimate from wind, swell, current and warm water.
Low drift risk now.
warm water supports seasonal jellyfish activity; surface drift/current is noticeable; local shoreline exposure is not mapped yet.
Sightings override the model: if you see small purple jellyfish with long trailing tentacles, treat them as sting-capable and give them space.
Next early morning high tide: Wed 21:00
Wed 06:00, Wed 21:00, Thu 07:00, Thu 22:00
Viewing historical data
Fri 02:00 – Mon 02:00 (+08)
Best snorkel score is 0.47 around Fri 15:00; 12 of 24 hours are good, fair, or excellent.
Score trend, higher is better. Excellent ≥ 0.72, good 0.55–0.72, fair 0.35–0.55.
Tap a chart to load just that series.
0/24 sampled hours stay at or below 0.36m (range 0.48m to 0.72m).
Wind is at or below 5.4m/s in 23/24 sampled hours (range 3.61 to 5.41m/s).
Tides range from -0.63m to 1.57m; 1 of 24 hours are in or near peak slack windows.
We score each hour from 0 to 1 using daylight and these weighted components:
| Time | Wave (m) | Wind (m/s) | Sea temp (°C) | Status |
|---|---|---|---|---|
| Fri 02:00 | 0.52 · high | 3.93 · good | 29.40 · good | fair |
| Fri 03:00 | 0.52 · high | 4.12 · good | 29.40 · good | fair |
| Fri 04:00 | 0.50 · high | 4.21 · good | 29.50 · good | fair |
| Fri 05:00 | 0.50 · high | 4.40 · good | 29.50 · good | fair |
| Fri 06:00 | 0.48 · high | 4.11 · good | 29.60 · good | fair |
| Fri 07:00 | 0.50 · high | 4.35 · good | 29.60 · good | fair |
| Fri 08:00 | 0.50 · high | 3.98 · good | 29.50 · good | fair |
| Fri 09:00 | 0.52 · high | 4.85 · good | 29.50 · good | fair |
| Fri 10:00 | 0.54 · high | 4.85 · good | 29.40 · good | fair |
| Fri 11:00 | 0.54 · high | 4.36 · good | 29.40 · good | fair |
| Fri 12:00 | 0.56 · high | 4.49 · good | 29.40 · good | poor |
| Fri 13:00 | 0.60 · high | 4.70 · good | 29.40 · good | poor |
| Fri 14:00 | 0.62 · high | 4.37 · good | 29.30 · good | poor |
| Fri 15:00 | 0.66 · high | 4.53 · good | 29.30 · good | poor |
| Fri 16:00 | 0.68 · high | 5.09 · good | 29.30 · good | poor |
| Fri 17:00 | 0.70 · high | 5.19 · good | 29.30 · good | poor |
| Fri 18:00 | 0.72 · high | 5.41 · high | 29.30 · good | poor |
| Fri 19:00 | 0.70 · high | 4.15 · good | 29.30 · good | poor |
| Fri 20:00 | 0.68 · high | 3.61 · good | 29.30 · good | poor |
| Fri 21:00 | 0.66 · high | 3.77 · good | 29.30 · good | poor |
| Fri 22:00 | 0.62 · high | 4.50 · good | 29.30 · good | poor |
| Fri 23:00 | 0.60 · high | 4.45 · good | 29.30 · good | poor |
| Sat 00:00 | 0.56 · high | 4.03 · good | 29.30 · good | fair |
| Sat 01:00 | 0.54 · high | 4.50 · good | 29.30 · good | fair |
| Sat 02:00 | 0.54 · high | 4.07 · good | 29.30 · good | fair |
| Sat 03:00 | 0.52 · high | 4.24 · good | 29.40 · good | fair |
| Sat 04:00 | 0.52 · high | 4.33 · good | 29.40 · good | fair |
| Sat 05:00 | 0.50 · high | 4.64 · good | 29.50 · good | fair |
| Sat 06:00 | 0.50 · high | 4.31 · good | 29.50 · good | fair |
| Sat 07:00 | 0.50 · high | 4.82 · good | 29.50 · good | fair |
| Sat 08:00 | 0.52 · high | 4.62 · good | 29.50 · good | fair |
| Sat 09:00 | 0.52 · high | 4.25 · good | 29.40 · good | fair |
| Sat 10:00 | 0.54 · high | 4.41 · good | 29.40 · good | fair |
| Sat 11:00 | 0.56 · high | 4.16 · good | 29.40 · good | fair |
| Sat 12:00 | 0.58 · high | 4.51 · good | 29.40 · good | poor |
| Sat 13:00 | 0.60 · high | 5.00 · good | 29.40 · good | poor |
| Sat 14:00 | 0.64 · high | 5.25 · good | 29.30 · good | poor |
| Sat 15:00 | 0.66 · high | 5.56 · high | 29.30 · good | poor |
| Sat 16:00 | 0.68 · high | 5.69 · high | 29.30 · good | poor |
| Sat 17:00 | 0.70 · high | 5.53 · high | 29.30 · good | poor |
| Sat 18:00 | 0.72 · high | 5.43 · high | 29.30 · good | poor |
| Sat 19:00 | 0.72 · high | 5.31 · good | 29.30 · good | poor |
| Sat 20:00 | 0.72 · high | 5.10 · good | 29.20 · good | poor |
| Sat 21:00 | 0.72 · high | 5.26 · good | 29.20 · good | poor |
| Sat 22:00 | 0.72 · high | 5.07 · good | 29.20 · good | poor |
| Sat 23:00 | 0.72 · high | 4.97 · good | 29.20 · good | poor |
| Sun 00:00 | 0.72 · high | 4.82 · good | 29.20 · good | fair |
| Sun 01:00 | 0.72 · high | 4.75 · good | 29.20 · good | fair |
| Sun 02:00 | 0.72 · high | 4.84 · good | 29.30 · good | fair |
| Sun 03:00 | 0.72 · high | 5.09 · good | 29.30 · good | fair |
| Sun 04:00 | 0.72 · high | 5.21 · good | 29.30 · good | poor |
| Sun 05:00 | 0.72 · high | 5.68 · high | 29.30 · good | poor |
| Sun 06:00 | 0.72 · high | 5.56 · high | 29.30 · good | poor |
| Sun 07:00 | 0.64 · high | 4.49 · good | 29.40 · good | poor |
| Sun 08:00 | 0.68 · high | 4.52 · good | 29.40 · good | poor |
| Sun 09:00 | 0.70 · high | 4.59 · good | 29.40 · good | poor |
| Sun 10:00 | 0.74 · high | 5.18 · good | 29.40 · good | poor |
| Sun 11:00 | 0.76 · high | 5.76 · high | 29.30 · good | poor |
| Sun 12:00 | 0.80 · high | 5.94 · high | 29.30 · good | poor |
| Sun 13:00 | 0.82 · high | 5.96 · high | 29.30 · good | poor |
| Sun 14:00 | 0.84 · high | 5.88 · high | 29.30 · good | poor |
| Sun 15:00 | 0.86 · high | 5.25 · good | 29.30 · good | poor |
| Sun 16:00 | 0.86 · high | 5.27 · good | 29.30 · good | poor |
| Sun 17:00 | 0.86 · high | 5.53 · high | 29.20 · good | poor |
| Sun 18:00 | 0.86 · high | 5.29 · good | 29.20 · good | poor |
| Sun 19:00 | 0.84 · high | 5.54 · high | 29.20 · good | poor |
| Sun 20:00 | 0.84 · high | 5.46 · high | 29.20 · good | poor |
| Sun 21:00 | 0.82 · high | 5.46 · high | 29.20 · good | poor |
| Sun 22:00 | 0.82 · high | 5.76 · high | 29.20 · good | poor |
| Sun 23:00 | 0.82 · high | 5.82 · high | 29.20 · good | poor |
| Mon 00:00 | 0.82 · high | 5.79 · high | 29.20 · good | poor |
| Mon 01:00 | 0.84 · high | 5.47 · high | 29.20 · good | fair |