Tuesday
❌ poor conditions
Main blocker: Tide/current
Mexico · Updated Tue 03:12 (EST) · Source: Snapshot
The skinny
Go in the best window Report Tue 21:13Cozumel has a usable snorkeling window around Wed 07:00. The main thing to watch is tide/current.
Score: 7.0/10
Best time: Wed 07:00
Main risk: Tide/Current
No useful morning window is showing yet.
No useful afternoon window is showing yet.
Good window is available today
Next safe window: Wed 12:00–23:00 (50% of next 72h are suitable)
Tuesday
❌ poor conditions
Main blocker: Tide/current
Wednesday
✅ good conditions
Main blocker: Tide/current
Thursday
✅ good conditions
Main blocker: Tide/current
Next safe window starts at Wed 12:00 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
Fri 02:00 – Mon 02:00 (EST)
Best snorkel score is 0.59 around Fri 14:00; 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 0.42m to 0.5m).
Wind is at or below 5.4m/s in 23/24 sampled hours (range 0.95 to 5.5m/s).
Tides range from -0.04m to 0.21m; 0 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 | 0.44 · high | 4.12 · good | 29.50 · good | poor |
| Fri 03:00 | 0.44 · high | 4.05 · good | 29.50 · good | poor |
| Fri 04:00 | 0.44 · high | 3.07 · good | 29.40 · good | poor |
| Fri 05:00 | 0.42 · high | 2.84 · good | 29.40 · good | poor |
| Fri 06:00 | 0.42 · high | 2.55 · good | 29.30 · good | poor |
| Fri 07:00 | 0.42 · high | 2.14 · good | 29.30 · good | poor |
| Fri 08:00 | 0.42 · high | 2.33 · good | 29.30 · good | poor |
| Fri 09:00 | 0.42 · high | 2.30 · good | 29.20 · good | poor |
| Fri 10:00 | 0.42 · high | 2.40 · good | 29.20 · good | poor |
| Fri 11:00 | 0.42 · high | 2.61 · good | 29.20 · good | poor |
| Fri 12:00 | 0.42 · high | 2.50 · good | 29.20 · good | fair |
| Fri 13:00 | 0.42 · high | 2.75 · good | 29.20 · good | good |
| Fri 14:00 | 0.42 · high | 3.15 · good | 29.30 · good | good |
| Fri 15:00 | 0.42 · high | 3.61 · good | 29.30 · good | fair |
| Fri 16:00 | 0.44 · high | 5.50 · high | 29.40 · good | fair |
| Fri 17:00 | 0.44 · high | 2.02 · good | 29.40 · good | fair |
| Fri 18:00 | 0.46 · high | 0.95 · good | 29.50 · good | good |
| Fri 19:00 | 0.46 · high | 1.03 · good | 29.50 · good | good |
| Fri 20:00 | 0.46 · high | 2.85 · good | 29.50 · good | fair |
| Fri 21:00 | 0.46 · high | 3.96 · good | 29.60 · good | fair |
| Fri 22:00 | 0.46 · high | 4.11 · good | 29.60 · good | fair |
| Fri 23:00 | 0.48 · high | 2.57 · good | 29.60 · good | good |
| Sat 00:00 | 0.48 · high | 3.23 · good | 29.60 · good | poor |
| Sat 01:00 | 0.50 · high | 4.01 · good | 29.60 · good | poor |
| Sat 02:00 | 0.50 · high | 4.06 · good | 29.60 · good | poor |
| Sat 03:00 | 0.52 · high | 3.85 · good | 29.50 · good | poor |
| Sat 04:00 | 0.54 · high | 5.59 · high | 29.40 · good | poor |
| Sat 05:00 | 0.56 · high | 2.51 · good | 29.40 · good | poor |
| Sat 06:00 | 0.58 · high | 2.80 · good | 29.30 · good | poor |
| Sat 07:00 | 0.58 · high | 3.35 · good | 29.30 · good | poor |
| Sat 08:00 | 0.58 · high | 3.84 · good | 29.30 · good | poor |
| Sat 09:00 | 0.58 · high | 4.05 · good | 29.20 · good | poor |
| Sat 10:00 | 0.60 · high | 3.87 · good | 29.20 · good | poor |
| Sat 11:00 | 0.60 · high | 2.97 · good | 29.20 · good | poor |
| Sat 12:00 | 0.62 · high | 3.10 · good | 29.20 · good | fair |
| Sat 13:00 | 0.60 · high | 5.05 · good | 29.20 · good | fair |
| Sat 14:00 | 0.58 · high | 4.55 · good | 29.30 · good | fair |
| Sat 15:00 | 0.56 · high | 3.40 · good | 29.30 · good | fair |
| Sat 16:00 | 0.56 · high | 3.91 · good | 29.30 · good | fair |
| Sat 17:00 | 0.54 · high | 4.18 · good | 29.40 · good | fair |
| Sat 18:00 | 0.54 · high | 4.35 · good | 29.40 · good | fair |
| Sat 19:00 | 0.54 · high | 5.00 · good | 29.40 · good | fair |
| Sat 20:00 | 0.56 · high | 4.81 · good | 29.40 · good | fair |
| Sat 21:00 | 0.56 · high | 4.92 · good | 29.30 · good | fair |
| Sat 22:00 | 0.56 · high | 4.88 · good | 29.30 · good | fair |
| Sat 23:00 | 0.58 · high | 4.64 · good | 29.30 · good | fair |
| Sun 00:00 | 0.58 · high | 4.36 · good | 29.30 · good | poor |
| Sun 01:00 | 0.60 · high | 4.19 · good | 29.30 · good | poor |
| Sun 02:00 | 0.60 · high | 3.95 · good | 29.20 · good | poor |
| Sun 03:00 | 0.62 · high | 3.82 · good | 29.20 · good | poor |
| Sun 04:00 | 0.62 · high | 3.58 · good | 29.20 · good | poor |
| Sun 05:00 | 0.64 · high | 3.49 · good | 29.20 · good | poor |
| Sun 06:00 | 0.64 · high | 3.93 · good | 29.20 · good | poor |
| Sun 07:00 | 0.66 · high | 4.05 · good | 29.20 · good | poor |
| Sun 08:00 | 0.66 · high | 3.88 · good | 29.20 · good | poor |
| Sun 09:00 | 0.66 · high | 3.79 · good | 29.20 · good | poor |
| Sun 10:00 | 0.66 · high | 3.93 · good | 29.20 · good | poor |
| Sun 11:00 | 0.66 · high | 3.81 · good | 29.20 · good | poor |
| Sun 12:00 | 0.66 · high | 3.70 · good | 29.20 · good | fair |
| Sun 13:00 | 0.66 · high | 4.20 · good | 29.20 · good | fair |
| Sun 14:00 | 0.66 · high | 4.76 · good | 29.30 · good | fair |
| Sun 15:00 | 0.66 · high | 4.62 · good | 29.30 · good | fair |
| Sun 16:00 | 0.66 · high | 5.15 · good | 29.40 · good | fair |
| Sun 17:00 | 0.66 · high | 4.98 · good | 29.40 · good | fair |
| Sun 18:00 | 0.66 · high | 4.88 · good | 29.40 · good | fair |
| Sun 19:00 | 0.64 · high | 4.54 · good | 29.50 · good | fair |
| Sun 20:00 | 0.64 · high | 4.28 · good | 29.50 · good | fair |
| Sun 21:00 | 0.62 · high | 4.08 · good | 29.50 · good | fair |
| Sun 22:00 | 0.60 · high | 3.71 · good | 29.50 · good | fair |
| Sun 23:00 | 0.60 · high | 3.38 · good | 29.50 · good | fair |
| Mon 00:00 | 0.58 · high | 3.38 · good | 29.50 · good | poor |
| Mon 01:00 | 0.58 · high | 3.52 · good | 29.50 · good | poor |