Wednesday
✅ good conditions
Main blocker: Tide/current
Italy · Updated Tue 04:16 (CEST) · Source: Snapshot · Showing fallback/stale data
The skinny
Go in the best window Report Wed 10:51Ponza has a usable snorkeling window around Wed 11:00. The main thing to watch is tide/current.
Score: 6.5/10
Best time: Wed 11:00
Main risk: Tide/Current
Best morning signal: Wed 11:00 (Good).
Best afternoon signal: Wed 12:00 (Good). Peak afternoon wind is about 7.8 m/s.
Good window is available today
Next safe window: Wed 09:00–11:00 (23% of next 72h are suitable)
Wednesday
✅ good conditions
Main blocker: Tide/current
Thursday
✅ good conditions
Main blocker: Tide/current
Friday
❌ poor conditions
Main blocker: Waves
Next safe window starts at Wed 09:00 until 11:00.
Main blockers across the next 72 hours:
Drift estimate from wind, swell, current and warm water.
Low peak drift risk around Wed 15:00.
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: Thu 02:00
Thu 02:00, Thu 16:00
Viewing historical data
Mon 08:00 – Thu 08:00 (CEST)
Best snorkel score is 0.74 around Mon 20:00; 15 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 0.24m to 0.26m).
Wind is at or below 5.4m/s in 22/24 sampled hours (range 0.76 to 11.5m/s).
Tides range from -0.54m to -0.31m; 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 08:00 | 0.26 · good | 10.80 · high | 27.20 · good | fair |
| Mon 09:00 | 0.26 · good | 11.50 · high | 27.30 · good | fair |
| Mon 10:00 | 0.26 · good | 2.21 · good | 27.40 · good | good |
| Mon 11:00 | 0.26 · good | 2.10 · good | 27.50 · good | good |
| Mon 12:00 | 0.24 · good | 2.66 · good | 27.60 · good | good |
| Mon 13:00 | 0.24 · good | 3.28 · good | 27.60 · good | good |
| Mon 14:00 | 0.24 · good | 3.58 · good | 27.70 · good | good |
| Mon 15:00 | 0.24 · good | 3.52 · good | 27.70 · good | good |
| Mon 16:00 | 0.24 · good | 2.66 · good | 27.70 · good | good |
| Mon 17:00 | 0.26 · good | 1.78 · good | 27.70 · good | good |
| Mon 18:00 | 0.26 · good | 0.78 · good | 27.70 · good | excellent |
| Mon 19:00 | 0.26 · good | 1.32 · good | 27.70 · good | poor |
| Mon 20:00 | 0.26 · good | 1.46 · good | 27.60 · good | poor |
| Mon 21:00 | 0.26 · good | 1.27 · good | 27.60 · good | poor |
| Mon 22:00 | 0.26 · good | 0.92 · good | 27.50 · good | poor |
| Mon 23:00 | 0.26 · good | 0.76 · good | 27.40 · good | poor |
| Tue 00:00 | 0.26 · good | 1.10 · good | 27.40 · good | poor |
| Tue 01:00 | 0.26 · good | 1.40 · good | 27.30 · good | poor |
| Tue 02:00 | 0.24 · good | 1.75 · good | 27.30 · good | poor |
| Tue 03:00 | 0.24 · good | 1.94 · good | 27.30 · good | poor |
| Tue 04:00 | 0.24 · good | 1.92 · good | 27.20 · good | good |
| Tue 05:00 | 0.26 · good | 1.94 · good | 27.20 · good | good |
| Tue 06:00 | 0.26 · good | 2.04 · good | 27.30 · good | good |
| Tue 07:00 | 0.26 · good | 2.44 · good | 27.30 · good | good |
| Tue 08:00 | 0.28 · good | 2.73 · good | 27.50 · good | good |
| Tue 09:00 | 0.28 · good | 2.94 · good | 27.60 · good | good |
| Tue 10:00 | 0.30 · good | 2.48 · good | 27.70 · good | good |
| Tue 11:00 | 0.34 · good | 2.44 · good | 27.90 · good | good |
| Tue 12:00 | 0.36 · good | 2.30 · good | 28.00 · good | good |
| Tue 13:00 | 0.36 · good | 2.55 · good | 28.10 · good | good |
| Tue 14:00 | 0.36 · good | 2.76 · good | 28.20 · good | good |
| Tue 15:00 | 0.36 · good | 2.56 · good | 28.30 · good | good |
| Tue 16:00 | 0.36 · good | 1.96 · good | 28.30 · good | good |
| Tue 17:00 | 0.34 · good | 1.33 · good | 28.40 · good | excellent |
| Tue 18:00 | 0.34 · good | 1.13 · good | 28.40 · good | excellent |
| Tue 19:00 | 0.34 · good | 1.28 · good | 28.30 · good | poor |
| Tue 20:00 | 0.32 · good | 1.08 · good | 28.20 · good | poor |
| Tue 21:00 | 0.32 · good | 1.06 · good | 28.10 · good | poor |
| Tue 22:00 | 0.32 · good | 1.36 · good | 27.90 · good | poor |
| Tue 23:00 | 0.30 · good | 1.00 · good | 27.80 · good | poor |
| Wed 00:00 | 0.30 · good | 1.75 · good | 27.70 · good | poor |
| Wed 01:00 | 0.28 · good | 2.01 · good | 27.70 · good | poor |
| Wed 02:00 | 0.28 · good | 2.56 · good | 27.60 · good | poor |
| Wed 03:00 | 0.26 · good | 2.72 · good | 27.60 · good | poor |
| Wed 04:00 | 0.24 · good | 2.56 · good | 27.50 · good | excellent |
| Wed 05:00 | 0.24 · good | 2.44 · good | 27.50 · good | excellent |
| Wed 06:00 | 0.22 · good | 2.42 · good | 27.50 · good | excellent |
| Wed 07:00 | 0.22 · good | 2.56 · good | 27.60 · good | excellent |
| Wed 08:00 | 0.20 · good | 2.77 · good | 27.60 · good | excellent |
| Wed 09:00 | 0.20 · good | 3.35 · good | 27.70 · good | excellent |
| Wed 10:00 | 0.20 · good | 3.63 · good | 27.80 · good | excellent |
| Wed 11:00 | 0.18 · good | 3.93 · good | 27.80 · good | excellent |
| Wed 12:00 | 0.18 · good | 4.20 · good | 27.90 · good | excellent |
| Wed 13:00 | 0.20 · good | 4.41 · good | 27.90 · good | excellent |
| Wed 14:00 | 0.20 · good | 4.62 · good | 27.90 · good | excellent |
| Wed 15:00 | 0.22 · good | 4.90 · good | 27.90 · good | excellent |
| Wed 16:00 | 0.22 · good | 4.80 · good | 27.90 · good | excellent |
| Wed 17:00 | 0.22 · good | 4.60 · good | 27.90 · good | good |
| Wed 18:00 | 0.22 · good | 4.50 · good | 27.90 · good | good |
| Wed 19:00 | 0.22 · good | 4.52 · good | 27.90 · good | poor |
| Wed 20:00 | 0.20 · good | 3.45 · good | 27.80 · good | poor |
| Wed 21:00 | 0.20 · good | 2.84 · good | 27.80 · good | poor |
| Wed 22:00 | 0.20 · good | 2.55 · good | 27.70 · good | poor |
| Wed 23:00 | 0.18 · good | 2.12 · good | 27.70 · good | poor |
| Thu 00:00 | 0.18 · good | 1.90 · good | 27.70 · good | poor |
| Thu 01:00 | 0.18 · good | 1.62 · good | 27.60 · good | poor |
| Thu 02:00 | 0.18 · good | 1.12 · good | 27.60 · good | poor |
| Thu 03:00 | 0.18 · good | 0.50 · good | 27.60 · good | poor |
| Thu 04:00 | 0.18 · good | 0.72 · good | 27.50 · good | excellent |
| Thu 05:00 | 0.18 · good | 0.90 · good | 27.50 · good | excellent |
| Thu 06:00 | 0.18 · good | 1.36 · good | 27.60 · good | good |
| Thu 07:00 | 0.18 · good | 1.84 · good | 27.70 · good | good |