Can you snorkel in Tioman Island today?

Conditions look marginal right now — no clearly safe snorkeling window is forecast in Tioman Island over the next 72 hours. Check the hourly table for the calmest period.

What is the best time of day to snorkel in Tioman Island?

Snorkel during daylight, ideally in the morning before the wind picks up, and around high slack tide when water is clearest and currents are weakest. SnorkelForecast scores every daylight hour in Tioman Island so you can pick the calmest window.

What is the best tide for snorkeling?

High slack tide — within about an hour of the high-tide peak when currents are weakest — is the safest, clearest window. Strong low tides, strong tidal flow near channels or headlands, and large tidal-range days reduce score.

Tioman Island Snorkel Report Today

Malaysia · Updated Sat 04:01 (+08) · Source: Snapshot · Showing fallback/stale data

The skinny

Marginal Report Tue 08:22

Tioman Island looks marginal today. The least-bad daylight window is around Tue 09:00, but tide/current is limiting the forecast.

Score: 5.4/10

Best time: Tue 09:00

Main risk: Tide/Current

Best morning signal: Tue 09:00 (Fair).

No useful afternoon window is showing yet.

Email me when it is good

Sunrise

07:02

Sunset

19:17

Water

29.2°C

Max air

22.4°C

Sky

Cloudy

95% cloud

No safe window in the next 72 hours

Use the best-available section for the least-bad times.

3-day planner Best available Show data

3-day planner

Tuesday

⚠️ fair conditions

Main blocker: Tide/current

Best available hours

Tue 01:00 — Fair (0.54) · still limited by tide/current
Tue 02:00 — Fair (0.53) · still limited by tide/current
Tue 03:00 — Fair (0.51) · still limited by tide/current

Why this verdict

Main blockers across the next 72 hours:

Tide/current (3 hours)

Jellyfish drift risk

Drift estimate from wind, swell, current and warm water.

Low · 34/100

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.

Nearby alternatives in Malaysia

Redang Island

356 km away

✅ Good

Perhentian Islands

382 km away

✅ Good

Langkawi

625 km away

✅ Good

Sipadan

1612 km away

✅ Good

Advanced forecast data

Viewing historical data

Thu 00:00 – Sun 00:00 (+08)

Previous day Yesterday Next day Live

Snorkel Score (selected 24h)

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.

Conditions (24h trends)

Tap a chart to load just that series.

0/24 sampled hours stay at or below 0.36m (range 0.38m to 0.54m).

Wind is at or below 5.4m/s in 24/24 sampled hours (range 2.93 to 4.55m/s).

Tides range from -0.86m to 2.2m; 2 of 24 hours are in or near peak slack windows.

72-hour historical overview

Thu 00:00 fair ⚠️ Fair

Thu 01:00 fair ⚠️ Fair

Thu 02:00 fair ⚠️ Fair

Thu 03:00 good 🌟 Good

Thu 04:00 fair ⚠️ Fair

Thu 05:00 fair ⚠️ Fair

Thu 06:00 fair ⚠️ Fair

Thu 07:00 fair ⚠️ Fair

Thu 08:00 fair ⚠️ Fair

Thu 09:00 fair ⚠️ Fair

Thu 10:00 fair ⚠️ Fair

Thu 11:00 fair ⚠️ Fair

Thu 12:00 poor ❌ Limited

Thu 13:00 poor ❌ Limited

Thu 14:00 poor ❌ Limited

Thu 15:00 poor ❌ Limited

Thu 16:00 poor ❌ Limited

Thu 17:00 poor ❌ Limited

Thu 18:00 poor ❌ Limited

Thu 19:00 poor ❌ Limited

Thu 20:00 poor ❌ Limited

Thu 21:00 poor ❌ Limited

Thu 22:00 poor ❌ Limited

Thu 23:00 poor ❌ Limited

Fri 00:00 fair ⚠️ Fair

Fri 01:00 fair ⚠️ Fair

Fri 02:00 fair ⚠️ Fair

Fri 03:00 good 🌟 Good

Fri 04:00 fair ⚠️ Fair

Fri 05:00 fair ⚠️ Fair

Fri 06:00 fair ⚠️ Fair

Fri 07:00 fair ⚠️ Fair

Fri 08:00 fair ⚠️ Fair

Fri 09:00 fair ⚠️ Fair

Fri 10:00 fair ⚠️ Fair

Fri 11:00 fair ⚠️ Fair

Fri 12:00 poor ❌ Limited

Fri 13:00 poor ❌ Limited

Fri 14:00 poor ❌ Limited

Fri 15:00 poor ❌ Limited

Fri 16:00 poor ❌ Limited

Fri 17:00 poor ❌ Limited

Fri 18:00 poor ❌ Limited

Fri 19:00 poor ❌ Limited

Fri 20:00 poor ❌ Limited

Fri 21:00 poor ❌ Limited

Fri 22:00 poor ❌ Limited

Fri 23:00 poor ❌ Limited

Sat 00:00 good 🌟 Good

Sat 01:00 good 🌟 Good

Sat 02:00 fair ⚠️ Fair

Sat 03:00 good 🌟 Good

Sat 04:00 good 🌟 Good

Sat 05:00 good 🌟 Good

Sat 06:00 good 🌟 Good

Sat 07:00 good 🌟 Good

Sat 08:00 good 🌟 Good

Sat 09:00 good 🌟 Good

Sat 10:00 fair ⚠️ Fair

Sat 11:00 fair ⚠️ Fair

Sat 12:00 poor ❌ Limited

Sat 13:00 poor ❌ Limited

Sat 14:00 poor ❌ Limited

Sat 15:00 poor ❌ Limited

Sat 16:00 poor ❌ Limited

Sat 17:00 poor ❌ Limited

Sat 18:00 poor ❌ Limited

Sat 19:00 poor ❌ Limited

Sat 20:00 poor ❌ Limited

Sat 21:00 poor ❌ Limited

Sat 22:00 poor ❌ Limited

Sat 23:00 poor ❌ Limited

Scoring methodology (for technical users)

We score each hour from 0 to 1 using daylight and these weighted components:

Wave height (35%): best below 0.36m, then decreases as it rises.
Wind speed (25%): best below 5.4m/s, lower is better.
Sea surface temperature (15%): best within 20.6°C to 30.4°C.
Tide and currents (15%): best around slack/high-tide windows.
Daylight (10%): visibility and safety gate (outside daylight scores lower).

Detailed hourly data table

Time	Wave (m)	Wind (m/s)	Sea temp (°C)	Status
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
Sat 09:00	0.36 · good	2.21 · good	29.30 · good	good
Sat 10:00	0.36 · good	2.25 · good	29.30 · good	fair
Sat 11:00	0.34 · good	1.99 · good	29.20 · good	fair
Sat 12:00	0.34 · good	1.78 · good	29.20 · good	poor
Sat 13:00	0.34 · good	2.03 · good	29.20 · good	poor
Sat 14:00	0.32 · good	2.31 · good	29.20 · good	poor
Sat 15:00	0.32 · good	2.75 · good	29.20 · good	poor
Sat 16:00	0.32 · good	2.21 · good	29.20 · good	poor
Sat 17:00	0.30 · good	1.66 · good	29.20 · good	poor
Sat 18:00	0.30 · good	2.25 · good	29.20 · good	poor
Sat 19:00	0.30 · good	2.57 · good	29.20 · good	poor
Sat 20:00	0.28 · good	2.22 · good	29.10 · good	poor
Sat 21:00	0.28 · good	2.38 · good	29.10 · good	poor
Sat 22:00	0.28 · good	2.64 · good	29.10 · good	poor
Sat 23:00	0.26 · good	2.83 · good	29.10 · good	poor