Tuesday
⚠️ fair conditions
Main blocker: Waves
Malaysia · Updated Tue 03:13 (+08) · Source: Snapshot
The skinny
Go in the best window Report Tue 17:39Tioman Island has a usable snorkeling window around Wed 08:00. The main thing to watch is tide/current.
Score: 7.1/10
Best time: Wed 08:00
Main risk: Tide/Current
No useful morning window is showing yet.
Best afternoon signal: Tue 18:00 (Fair). Peak afternoon wind is about 4.6 m/s.
Good window is available today
Next safe window: Wed 00:00–11:00 (38% of next 72h are suitable)
Tuesday
⚠️ fair conditions
Main blocker: Waves
Wednesday
✅ good conditions
Main blocker: Tide/current
Thursday
✅ good conditions
Main blocker: Tide/current
Next safe window starts at Wed 00:00 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: Tue 19:00
Tue 19:00, Wed 06:00, Wed 21:00, Thu 07:00, Thu 22:00
Viewing historical data
Wed 09:00 – Sat 09:00 (+08)
Best snorkel score is 0.56 around Thu 11:00; 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 0.38m to 0.52m).
Wind is at or below 5.4m/s in 24/24 sampled hours (range 2.51 to 4.55m/s).
Tides range from -0.97m to 2.2m; 2 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 |
|---|---|---|---|---|
| Wed 09:00 | 0.52 · high | 2.71 · good | 29.30 · good | fair |
| Wed 10:00 | 0.52 · high | 2.51 · good | 29.20 · good | fair |
| Wed 11:00 | 0.50 · high | 3.07 · good | 29.20 · good | fair |
| Wed 12:00 | 0.50 · high | 4.00 · good | 29.20 · good | poor |
| Wed 13:00 | 0.50 · high | 3.61 · good | 29.20 · good | poor |
| Wed 14:00 | 0.48 · high | 3.51 · good | 29.10 · good | poor |
| Wed 15:00 | 0.48 · high | 4.22 · good | 29.10 · good | poor |
| Wed 16:00 | 0.46 · high | 4.21 · good | 29.10 · good | poor |
| Wed 17:00 | 0.44 · high | 3.85 · good | 29.10 · good | poor |
| Wed 18:00 | 0.42 · high | 3.11 · good | 29.10 · good | poor |
| Wed 19:00 | 0.40 · high | 2.81 · good | 29.10 · good | poor |
| Wed 20:00 | 0.40 · high | 3.25 · good | 29.10 · good | poor |
| Wed 21:00 | 0.38 · high | 3.42 · good | 29.10 · good | poor |
| Wed 22:00 | 0.38 · high | 3.61 · good | 29.10 · good | poor |
| Wed 23:00 | 0.38 · high | 3.58 · good | 29.10 · good | poor |
| Thu 00:00 | 0.38 · high | 3.86 · good | 29.10 · good | fair |
| Thu 01:00 | 0.40 · high | 4.38 · good | 29.10 · good | fair |
| Thu 02:00 | 0.44 · high | 4.55 · good | 29.20 · good | fair |
| Thu 03:00 | 0.46 · high | 4.29 · good | 29.20 · good | good |
| Thu 04:00 | 0.48 · high | 4.45 · good | 29.20 · good | fair |
| Thu 05:00 | 0.48 · high | 4.33 · good | 29.30 · good | fair |
| Thu 06:00 | 0.50 · high | 4.05 · good | 29.30 · good | fair |
| Thu 07:00 | 0.50 · high | 4.40 · good | 29.30 · good | fair |
| Thu 08:00 | 0.52 · high | 4.47 · good | 29.30 · good | fair |
| Thu 09:00 | 0.52 · high | 4.40 · good | 29.20 · good | fair |
| Thu 10:00 | 0.52 · high | 4.37 · good | 29.20 · good | fair |
| Thu 11:00 | 0.54 · high | 3.84 · good | 29.20 · good | fair |
| Thu 12:00 | 0.54 · high | 3.31 · good | 29.20 · good | poor |
| Thu 13:00 | 0.54 · high | 3.38 · good | 29.20 · good | poor |
| Thu 14:00 | 0.52 · high | 3.55 · good | 29.20 · good | poor |
| Thu 15:00 | 0.52 · high | 3.31 · good | 29.10 · good | poor |
| Thu 16:00 | 0.52 · high | 3.33 · good | 29.10 · good | poor |
| Thu 17:00 | 0.50 · high | 2.93 · good | 29.10 · good | poor |
| Thu 18:00 | 0.50 · high | 3.20 · good | 29.10 · good | poor |
| Thu 19:00 | 0.50 · high | 3.21 · good | 29.10 · good | poor |
| Thu 20:00 | 0.48 · high | 2.97 · good | 29.10 · good | poor |
| Thu 21:00 | 0.48 · high | 3.17 · good | 29.10 · good | poor |
| Thu 22:00 | 0.48 · high | 3.62 · good | 29.10 · good | poor |
| Thu 23:00 | 0.46 · high | 3.70 · good | 29.10 · good | poor |
| Fri 00:00 | 0.46 · high | 3.75 · good | 29.10 · good | fair |
| Fri 01:00 | 0.46 · high | 3.61 · good | 29.10 · good | fair |
| Fri 02:00 | 0.48 · high | 2.75 · good | 29.20 · good | fair |
| Fri 03:00 | 0.48 · high | 3.26 · good | 29.20 · good | good |
| Fri 04:00 | 0.50 · high | 3.67 · good | 29.30 · good | fair |
| Fri 05:00 | 0.54 · high | 3.60 · good | 29.30 · good | fair |
| Fri 06:00 | 0.56 · high | 4.59 · good | 29.40 · good | fair |
| Fri 07:00 | 0.58 · high | 4.58 · good | 29.40 · good | fair |
| Fri 08:00 | 0.62 · high | 4.55 · good | 29.30 · good | fair |
| Fri 09:00 | 0.64 · high | 4.60 · good | 29.30 · good | fair |
| Fri 10:00 | 0.62 · high | 4.76 · good | 29.20 · good | fair |
| Fri 11:00 | 0.62 · high | 4.48 · good | 29.20 · good | fair |
| Fri 12:00 | 0.60 · high | 4.35 · good | 29.20 · good | poor |
| Fri 13:00 | 0.58 · high | 4.43 · good | 29.20 · good | poor |
| Fri 14:00 | 0.54 · high | 4.18 · good | 29.10 · good | poor |
| Fri 15:00 | 0.52 · high | 4.33 · good | 29.10 · good | poor |
| Fri 16:00 | 0.50 · high | 3.35 · good | 29.10 · good | poor |
| Fri 17:00 | 0.48 · high | 2.55 · good | 29.10 · good | poor |
| Fri 18:00 | 0.46 · high | 2.68 · good | 29.10 · good | poor |
| Fri 19:00 | 0.44 · high | 0.82 · good | 29.10 · good | poor |
| Fri 20:00 | 0.44 · high | 2.41 · good | 29.10 · good | poor |
| Fri 21:00 | 0.42 · high | 1.24 · good | 29.10 · good | poor |
| Fri 22:00 | 0.42 · high | 1.60 · good | 29.10 · good | poor |
| Fri 23:00 | 0.40 · high | 2.65 · good | 29.10 · good | poor |
| Sat 00:00 | 0.40 · high | 2.67 · good | 29.10 · good | good |
| Sat 01:00 | 0.40 · high | 2.33 · good | 29.20 · good | good |
| Sat 02:00 | 0.38 · high | 2.81 · good | 29.20 · good | fair |
| Sat 03:00 | 0.38 · high | 3.79 · good | 29.30 · good | good |
| Sat 04:00 | 0.38 · high | 3.40 · good | 29.40 · good | good |
| Sat 05:00 | 0.40 · high | 1.48 · good | 29.40 · good | good |
| Sat 06:00 | 0.38 · high | 0.67 · good | 29.40 · good | good |
| Sat 07:00 | 0.38 · high | 1.26 · good | 29.40 · good | good |
| Sat 08:00 | 0.36 · good | 1.75 · good | 29.40 · good | good |