Wednesday
✅ good conditions
Main blocker: Tide/current
Mexico · Updated Tue 03:12 (EST) · Source: Snapshot · Showing fallback/stale data
The skinny
Go in the best window Report Wed 14:14Cozumel has a usable snorkeling window around Wed 15:00. The main thing to watch is tide/current.
Score: 7.1/10
Best time: Wed 15:00
Main risk: Tide/Current
No useful morning window is showing yet.
Best afternoon signal: Wed 17:00 (Good). Peak afternoon wind is about 3.0 m/s.
Good window is available today
Next safe window: Wed 20:00–23:00 (52% of next 72h are suitable)
Wednesday
✅ good conditions
Main blocker: Tide/current
Thursday
✅ good conditions
Main blocker: Tide/current
Next safe window starts at Wed 20:00 until 23:00.
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.
Viewing historical data
Mon 19:00 – Thu 19:00 (EST)
Best snorkel score is 0.57 around Tue 07:00; 9 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.
24/24 sampled hours stay at or below 0.36m (range 0.32m to 0.36m).
Wind is at or below 5.4m/s in 0/24 sampled hours (range 6.0 to 20.4m/s).
Tides range from -0.01m to 0.16m; 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 |
|---|---|---|---|---|
| Mon 19:00 | 0.36 · good | 16.00 · high | 29.30 · good | fair |
| Mon 20:00 | 0.36 · good | 15.70 · high | 29.30 · good | fair |
| Mon 21:00 | 0.36 · good | 15.90 · high | 29.30 · good | poor |
| Mon 22:00 | 0.36 · good | 20.40 · high | 29.30 · good | poor |
| Mon 23:00 | 0.36 · good | 12.20 · high | 29.30 · good | poor |
| Tue 00:00 | 0.36 · good | 12.30 · high | 29.30 · good | poor |
| Tue 01:00 | 0.36 · good | 9.90 · high | 29.30 · good | poor |
| Tue 02:00 | 0.34 · good | 12.20 · high | 29.20 · good | poor |
| Tue 03:00 | 0.34 · good | 12.10 · high | 29.20 · good | poor |
| Tue 04:00 | 0.34 · good | 11.60 · high | 29.10 · good | poor |
| Tue 05:00 | 0.34 · good | 11.70 · high | 29.10 · good | poor |
| Tue 06:00 | 0.34 · good | 11.70 · high | 29.10 · good | poor |
| Tue 07:00 | 0.34 · good | 9.80 · high | 29.10 · good | poor |
| Tue 08:00 | 0.34 · good | 7.10 · high | 29.00 · good | poor |
| Tue 09:00 | 0.34 · good | 6.60 · high | 29.00 · good | poor |
| Tue 10:00 | 0.34 · good | 10.70 · high | 29.00 · good | poor |
| Tue 11:00 | 0.32 · good | 6.00 · high | 29.00 · good | poor |
| Tue 12:00 | 0.32 · good | 6.30 · high | 29.00 · good | good |
| Tue 13:00 | 0.32 · good | 7.50 · high | 29.10 · good | fair |
| Tue 14:00 | 0.32 · good | 9.80 · high | 29.10 · good | fair |
| Tue 15:00 | 0.32 · good | 10.40 · high | 29.20 · good | fair |
| Tue 16:00 | 0.32 · good | 10.10 · high | 29.30 · good | fair |
| Tue 17:00 | 0.32 · good | 10.70 · high | 29.30 · good | fair |
| Tue 18:00 | 0.32 · good | 12.20 · high | 29.40 · good | fair |
| Tue 19:00 | 0.34 · good | 13.60 · high | 29.40 · good | fair |
| Tue 20:00 | 0.36 · good | 14.60 · high | 29.40 · good | fair |
| Tue 21:00 | 0.38 · high | 15.80 · high | 29.40 · good | fair |
| Tue 22:00 | 0.38 · high | 16.20 · high | 29.40 · good | fair |
| Tue 23:00 | 0.38 · high | 15.10 · high | 29.30 · good | fair |
| Wed 00:00 | 0.38 · high | 10.50 · high | 29.30 · good | poor |
| Wed 01:00 | 0.36 · good | 13.20 · high | 29.30 · good | poor |
| Wed 02:00 | 0.36 · good | 13.30 · high | 29.30 · good | poor |
| Wed 03:00 | 0.34 · good | 11.70 · high | 29.20 · good | poor |
| Wed 04:00 | 0.34 · good | 11.30 · high | 29.20 · good | poor |
| Wed 05:00 | 0.34 · good | 1.80 · good | 29.20 · good | poor |
| Wed 06:00 | 0.34 · good | 4.20 · good | 29.10 · good | poor |
| Wed 07:00 | 0.34 · good | 8.20 · high | 29.10 · good | poor |
| Wed 08:00 | 0.34 · good | 6.30 · high | 29.10 · good | poor |
| Wed 09:00 | 0.34 · good | 8.40 · high | 29.10 · good | poor |
| Wed 10:00 | 0.34 · good | 7.90 · high | 29.10 · good | poor |
| Wed 11:00 | 0.34 · good | 6.60 · high | 29.10 · good | poor |
| Wed 12:00 | 0.34 · good | 6.90 · high | 29.10 · good | fair |
| Wed 13:00 | 0.34 · good | 9.20 · high | 29.10 · good | fair |
| Wed 14:00 | 0.32 · good | 9.30 · high | 29.20 · good | fair |
| Wed 15:00 | 0.32 · good | 9.70 · high | 29.20 · good | fair |
| Wed 16:00 | 0.32 · good | 10.40 · high | 29.30 · good | fair |
| Wed 17:00 | 0.30 · good | 10.70 · high | 29.30 · good | fair |
| Wed 18:00 | 0.30 · good | 10.70 · high | 29.40 · good | fair |
| Wed 19:00 | 0.30 · good | 11.20 · high | 29.40 · good | fair |
| Wed 20:00 | 0.32 · good | 12.50 · high | 29.40 · good | fair |
| Wed 21:00 | 0.32 · good | 14.00 · high | 29.40 · good | fair |
| Wed 22:00 | 0.32 · good | 13.80 · high | 29.40 · good | fair |
| Wed 23:00 | 0.32 · good | 11.80 · high | 29.40 · good | fair |
| Thu 00:00 | 0.32 · good | 9.50 · high | 29.40 · good | poor |
| Thu 01:00 | 0.32 · good | 8.40 · high | 29.40 · good | poor |
| Thu 02:00 | 0.30 · good | 7.00 · high | 29.40 · good | poor |
| Thu 03:00 | 0.30 · good | 7.50 · high | 29.30 · good | poor |
| Thu 04:00 | 0.28 · good | 7.10 · high | 29.30 · good | poor |
| Thu 05:00 | 0.28 · good | 6.80 · high | 29.30 · good | poor |
| Thu 06:00 | 0.26 · good | 6.50 · high | 29.20 · good | poor |
| Thu 07:00 | 0.26 · good | 6.50 · high | 29.20 · good | poor |
| Thu 08:00 | 0.26 · good | 5.30 · good | 29.20 · good | poor |
| Thu 09:00 | 0.26 · good | 4.20 · good | 29.10 · good | poor |
| Thu 10:00 | 0.26 · good | 4.30 · good | 29.10 · good | poor |
| Thu 11:00 | 0.26 · good | 5.80 · high | 29.10 · good | poor |
| Thu 12:00 | 0.26 · good | 7.40 · high | 29.10 · good | good |
| Thu 13:00 | 0.26 · good | 8.10 · high | 29.10 · good | fair |
| Thu 14:00 | 0.26 · good | 10.50 · high | 29.20 · good | fair |
| Thu 15:00 | 0.26 · good | 11.50 · high | 29.20 · good | fair |
| Thu 16:00 | 0.26 · good | 11.80 · high | 29.30 · good | fair |
| Thu 17:00 | 0.24 · good | 12.60 · high | 29.30 · good | fair |
| Thu 18:00 | 0.24 · good | 12.40 · high | 29.40 · good | fair |