Saturday
✅ Good conditions
Main blocker: Waves
MARINE REPORT / 72 HOURS
USA · Updated Sat 07:19 (HST) · Source: Snapshot
The skinny
Go in the best window Data updated Sat 07:19 (HST)Two Step Honaunau has a usable snorkeling window around Sat 09:00. The main thing to watch is waves.
Good · 6.0/10
Sat 08:00 (HST)
Good · 6.1/10
Sat 09:00 (HST)
Good · 6.1/10
Sat 09:00 (HST)
Model estimates using Open-Meteo; not observations or safety guarantees. Check official advisories and conditions at the beach.
Score: 6.1/10
Best time: Sat 09:00
Main risk: Waves
Best morning signal: Sat 09:00 (Good).
Best afternoon signal: Sat 13:00 (Good). Peak afternoon wind is about 0.8 m/s.
Best nearby spots later today
Read the Hawaii snorkeling guide for coast, access and best-month guidance.
Good model window in the next 72 hours
Next good model window: Sat 09:00–10:00 (19% of the next 72h meets the model threshold)
Saturday
✅ Good conditions
Main blocker: Waves
Sunday
✅ Good conditions
Main blocker: Waves
Monday
✅ Good conditions
Main blocker: Waves
The next good model window starts at Sat 09:00 and lasts until 10:00.
Main blockers across the next 72 hours:
Drift estimate from wind, swell, current and warm water.
Low peak drift risk around Sat 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: Tue 00:00
Mon 11:00, Tue 00:00
Compare nearby spot forecasts for later today before choosing a beach.
Use the map to see where the compared spots sit. Open a card for the hourly forecast.
This is a location diagram, not a marine chart. Check the shore and local signs in person.
Viewing historical data
Fri 08:00 – Mon 08:00 (HST)
Best snorkel score is 0.55 around Sat 07:00; 7 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 0.92m to 1.04m).
Wind is at or below 5.4m/s in 24/24 sampled hours (range 0.0 to 0.97m/s).
Tides range from 0.41m to 1.0m; 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 08:00 | 1.04 · high | 0.32 · good | 28.10 · good | Fair |
| Fri 09:00 | 1.04 · high | 0.25 · good | 28.10 · good | Fair |
| Fri 10:00 | 1.02 · high | 0.20 · good | 28.30 · good | Fair |
| Fri 11:00 | 1.02 · high | 0.50 · good | 28.40 · good | Fair |
| Fri 12:00 | 1.00 · high | 0.87 · good | 28.50 · good | Fair |
| Fri 13:00 | 1.00 · high | 0.84 · good | 28.60 · good | Fair |
| Fri 14:00 | 0.98 · high | 0.69 · good | 28.70 · good | Poor |
| Fri 15:00 | 0.98 · high | 0.89 · good | 28.70 · good | Poor |
| Fri 16:00 | 0.98 · high | 0.68 · good | 28.60 · good | Poor |
| Fri 17:00 | 0.98 · high | 0.96 · good | 28.60 · good | Poor |
| Fri 18:00 | 0.98 · high | 0.72 · good | 28.50 · good | Poor |
| Fri 19:00 | 0.98 · high | 0.81 · good | 28.40 · good | Poor |
| Fri 20:00 | 0.98 · high | 0.97 · good | 28.40 · good | Poor |
| Fri 21:00 | 0.98 · high | 0.61 · good | 28.30 · good | Poor |
| Fri 22:00 | 0.98 · high | 0.29 · good | 28.30 · good | Poor |
| Fri 23:00 | 0.98 · high | 0.16 · good | 28.30 · good | Poor |
| Sat 00:00 | 0.98 · high | 0.30 · good | 28.20 · good | Poor |
| Sat 01:00 | 0.96 · high | 0.30 · good | 28.10 · good | Poor |
| Sat 02:00 | 0.96 · high | 0.11 · good | 28.10 · good | Poor |
| Sat 03:00 | 0.96 · high | 0.00 · good | 28.10 · good | Poor |
| Sat 04:00 | 0.96 · high | 0.00 · good | 28.00 · good | Poor |
| Sat 05:00 | 0.96 · high | 0.10 · good | 28.00 · good | Poor |
| Sat 06:00 | 0.96 · high | 0.05 · good | 28.00 · good | Poor |
| Sat 07:00 | 0.92 · high | 0.40 · good | 28.00 · good | Good |
| Sat 08:00 | 0.92 · high | 0.39 · good | 28.00 · good | Fair |
| Sat 09:00 | 0.92 · high | 0.43 · good | 28.10 · good | Good |
| Sat 10:00 | 0.92 · high | 0.47 · good | 28.20 · good | Good |
| Sat 11:00 | 0.92 · high | 0.46 · good | 28.30 · good | Good |
| Sat 12:00 | 0.92 · high | 0.43 · good | 28.50 · good | Fair |
| Sat 13:00 | 0.92 · high | 0.56 · good | 28.60 · good | Good |
| Sat 14:00 | 0.92 · high | 1.06 · good | 28.60 · good | Poor |
| Sat 15:00 | 0.92 · high | 1.02 · good | 28.60 · good | Poor |
| Sat 16:00 | 0.92 · high | 1.07 · good | 28.60 · good | Poor |
| Sat 17:00 | 0.92 · high | 1.24 · good | 28.50 · good | Poor |
| Sat 18:00 | 0.92 · high | 1.22 · good | 28.40 · good | Poor |
| Sat 19:00 | 0.90 · high | 0.87 · good | 28.30 · good | Poor |
| Sat 20:00 | 0.90 · high | 1.25 · good | 28.30 · good | Poor |
| Sat 21:00 | 0.90 · high | 1.50 · good | 28.20 · good | Poor |
| Sat 22:00 | 0.88 · high | 1.32 · good | 28.20 · good | Poor |
| Sat 23:00 | 0.88 · high | 0.74 · good | 28.20 · good | Poor |
| Sun 00:00 | 0.88 · high | 0.51 · good | 28.10 · good | Poor |
| Sun 01:00 | 0.84 · high | 0.35 · good | 28.10 · good | Poor |
| Sun 02:00 | 0.84 · high | 0.32 · good | 28.00 · good | Poor |
| Sun 03:00 | 0.84 · high | 0.32 · good | 28.00 · good | Poor |
| Sun 04:00 | 0.84 · high | 0.45 · good | 28.00 · good | Poor |
| Sun 05:00 | 0.84 · high | 0.50 · good | 27.90 · good | Poor |
| Sun 06:00 | 0.84 · high | 0.57 · good | 27.90 · good | Poor |
| Sun 07:00 | 0.82 · high | 0.97 · good | 27.90 · good | Fair |
| Sun 08:00 | 0.86 · high | 1.53 · good | 27.90 · good | Fair |
| Sun 09:00 | 0.86 · high | 1.39 · good | 28.00 · good | Fair |
| Sun 10:00 | 0.84 · high | 1.28 · good | 28.10 · good | Fair |
| Sun 11:00 | 0.84 · high | 0.95 · good | 28.30 · good | Fair |
| Sun 12:00 | 0.84 · high | 1.00 · good | 28.40 · good | Fair |
| Sun 13:00 | 0.82 · high | 0.53 · good | 28.50 · good | Fair |
| Sun 14:00 | 0.82 · high | 0.07 · good | 28.60 · good | Poor |
| Sun 15:00 | 0.82 · high | 0.14 · good | 28.60 · good | Poor |
| Sun 16:00 | 0.82 · high | 0.56 · good | 28.50 · good | Poor |
| Sun 17:00 | 0.82 · high | 1.01 · good | 28.50 · good | Poor |
| Sun 18:00 | 0.82 · high | 1.60 · good | 28.40 · good | Poor |
| Sun 19:00 | 0.82 · high | 1.61 · good | 28.30 · good | Poor |
| Sun 20:00 | 0.82 · high | 1.10 · good | 28.20 · good | Poor |
| Sun 21:00 | 0.82 · high | 1.00 · good | 28.20 · good | Poor |
| Sun 22:00 | 0.80 · high | 1.49 · good | 28.10 · good | Poor |
| Sun 23:00 | 0.80 · high | 1.20 · good | 28.10 · good | Poor |
| Mon 00:00 | 0.80 · high | 0.96 · good | 28.00 · good | Poor |
| Mon 01:00 | 0.80 · high | 0.90 · good | 28.00 · good | Poor |
| Mon 02:00 | 0.80 · high | 0.11 · good | 28.00 · good | Poor |
| Mon 03:00 | 0.80 · high | 0.29 · good | 28.00 · good | Poor |
| Mon 04:00 | 0.80 · high | 0.25 · good | 27.90 · good | Poor |
| Mon 05:00 | 0.80 · high | 0.41 · good | 27.90 · good | Poor |
| Mon 06:00 | 0.80 · high | 0.58 · good | 27.90 · good | Poor |
| Mon 07:00 | 0.82 · high | 0.96 · good | 27.90 · good | Fair |