Thursday
✅ 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 Thu 01:12Ponza has a usable snorkeling window around Thu 11:00. The main thing to watch is tide/current.
Score: 6.4/10
Best time: Thu 11:00
Main risk: Tide/Current
Best morning signal: Thu 11:00 (Good).
Best afternoon signal: Thu 15:00 (Good). Peak afternoon wind is about 4.6 m/s.
Good window is available today
Next safe window: Thu 09:00–14:00 (25% of next 72h are suitable)
Thursday
✅ good conditions
Main blocker: Tide/current
Friday
❌ poor conditions
Main blocker: Waves
Next safe window starts at Thu 09:00 until 14:00.
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: Thu 02:00
Thu 02:00, Thu 16:00
Viewing historical data
Thu 23:00 – Sun 23:00 (CEST)
Best snorkel score is 0.53 around Fri 06:00; 1 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 0.04m to 0.2m).
Wind is at or below 5.4m/s in 3/24 sampled hours (range 4.3 to 15.5m/s).
Tides range from -0.58m to -0.33m; 1 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 |
|---|---|---|---|---|
| Thu 23:00 | 0.04 · good | 9.20 · high | 26.90 · good | poor |
| Fri 00:00 | 0.04 · good | 7.10 · high | 26.80 · good | poor |
| Fri 01:00 | 0.04 · good | 6.20 · high | 26.80 · good | poor |
| Fri 02:00 | 0.04 · good | 5.30 · good | 26.70 · good | poor |
| Fri 03:00 | 0.04 · good | 4.30 · good | 26.70 · good | poor |
| Fri 04:00 | 0.04 · good | 4.70 · good | 26.60 · good | fair |
| Fri 05:00 | 0.04 · good | 6.30 · high | 26.60 · good | poor |
| Fri 06:00 | 0.04 · good | 8.40 · high | 26.70 · good | poor |
| Fri 07:00 | 0.04 · good | 8.50 · high | 26.80 · good | poor |
| Fri 08:00 | 0.04 · good | 8.20 · high | 26.90 · good | poor |
| Fri 09:00 | 0.04 · good | 7.20 · high | 27.10 · good | poor |
| Fri 10:00 | 0.04 · good | 7.40 · high | 27.30 · good | poor |
| Fri 11:00 | 0.04 · good | 8.90 · high | 27.50 · good | poor |
| Fri 12:00 | 0.04 · good | 10.40 · high | 27.60 · good | poor |
| Fri 13:00 | 0.04 · good | 11.30 · high | 27.70 · good | poor |
| Fri 14:00 | 0.04 · good | 13.70 · high | 27.70 · good | poor |
| Fri 15:00 | 0.04 · good | 15.50 · high | 27.70 · good | poor |
| Fri 16:00 | 0.06 · good | 14.30 · high | 27.70 · good | poor |
| Fri 17:00 | 0.10 · good | 14.20 · high | 27.70 · good | poor |
| Fri 18:00 | 0.12 · good | 11.30 · high | 27.70 · good | poor |
| Fri 19:00 | 0.14 · good | 9.80 · high | 27.60 · good | poor |
| Fri 20:00 | 0.18 · good | 8.40 · high | 27.50 · good | poor |
| Fri 21:00 | 0.20 · good | 8.80 · high | 27.40 · good | poor |
| Fri 22:00 | 0.18 · good | 13.00 · high | 27.30 · good | poor |
| Fri 23:00 | 0.18 · good | 9.70 · high | 27.20 · good | poor |
| Sat 00:00 | 0.16 · good | 7.50 · high | 27.10 · good | poor |
| Sat 01:00 | 0.14 · good | 6.90 · high | 27.10 · good | poor |
| Sat 02:00 | 0.14 · good | 6.10 · high | 27.00 · good | poor |
| Sat 03:00 | 0.12 · good | 4.90 · good | 27.00 · good | poor |
| Sat 04:00 | 0.12 · good | 3.10 · good | 26.90 · good | fair |
| Sat 05:00 | 0.10 · good | 3.10 · good | 26.90 · good | fair |
| Sat 06:00 | 0.10 · good | 3.80 · good | 27.00 · good | fair |
| Sat 07:00 | 0.10 · good | 3.60 · good | 27.10 · good | fair |
| Sat 08:00 | 0.08 · good | 4.30 · good | 27.30 · good | fair |
| Sat 09:00 | 0.08 · good | 4.80 · good | 27.50 · good | fair |
| Sat 10:00 | 0.08 · good | 4.80 · good | 27.70 · good | fair |
| Sat 11:00 | 0.06 · good | 4.70 · good | 27.90 · good | fair |
| Sat 12:00 | 0.06 · good | 6.60 · high | 28.00 · good | poor |
| Sat 13:00 | 0.06 · good | 10.40 · high | 28.20 · good | fair |
| Sat 14:00 | 0.04 · good | 12.70 · high | 28.20 · good | fair |
| Sat 15:00 | 0.04 · good | 15.50 · high | 28.20 · good | fair |
| Sat 16:00 | 0.06 · good | 12.90 · high | 28.20 · good | good |
| Sat 17:00 | 0.08 · good | 12.60 · high | 28.10 · good | fair |
| Sat 18:00 | 0.10 · good | 10.70 · high | 28.00 · good | fair |
| Sat 19:00 | 0.14 · good | 10.50 · high | 27.90 · good | poor |
| Sat 20:00 | 0.18 · good | 10.70 · high | 27.80 · good | poor |
| Sat 21:00 | 0.22 · good | 10.20 · high | 27.70 · good | poor |
| Sat 22:00 | 0.22 · good | 9.40 · high | 27.50 · good | poor |
| Sat 23:00 | 0.22 · good | 10.00 · high | 27.40 · good | poor |
| Sun 00:00 | 0.22 · good | 9.70 · high | 27.30 · good | poor |
| Sun 01:00 | 0.24 · good | 9.40 · high | 27.30 · good | poor |
| Sun 02:00 | 0.24 · good | 9.40 · high | 27.20 · good | poor |
| Sun 03:00 | 0.26 · good | 9.20 · high | 27.20 · good | poor |
| Sun 04:00 | 0.26 · good | 8.90 · high | 27.20 · good | good |
| Sun 05:00 | 0.26 · good | 8.20 · high | 27.20 · good | good |
| Sun 06:00 | 0.26 · good | 9.40 · high | 27.20 · good | good |
| Sun 07:00 | 0.24 · good | 9.90 · high | 27.30 · good | fair |
| Sun 08:00 | 0.24 · good | 9.90 · high | 27.40 · good | fair |
| Sun 09:00 | 0.22 · good | 9.90 · high | 27.50 · good | fair |
| Sun 10:00 | 0.22 · good | 9.70 · high | 27.70 · good | fair |
| Sun 11:00 | 0.22 · good | 10.60 · high | 27.80 · good | fair |
| Sun 12:00 | 0.22 · good | 13.20 · high | 27.80 · good | fair |
| Sun 13:00 | 0.26 · good | 15.30 · high | 27.90 · good | fair |
| Sun 14:00 | 0.28 · good | 15.90 · high | 27.90 · good | fair |
| Sun 15:00 | 0.32 · good | 14.70 · high | 27.80 · good | poor |
| Sun 16:00 | 0.34 · good | 13.20 · high | 27.80 · good | poor |
| Sun 17:00 | 0.34 · good | 14.70 · high | 27.80 · good | poor |
| Sun 18:00 | 0.36 · good | 13.90 · high | 27.70 · good | poor |
| Sun 19:00 | 0.38 · high | 13.80 · high | 27.70 · good | poor |
| Sun 20:00 | 0.40 · high | 14.80 · high | 27.60 · good | poor |
| Sun 21:00 | 0.42 · high | 17.20 · high | 27.50 · good | poor |
| Sun 22:00 | 0.42 · high | 15.60 · high | 27.40 · good | poor |