Sunday
⚠️ Fair conditions
Main blocker: Waves
MARINE REPORT / 72 HOURS
USA · Updated Sun 04:59 (HST) · Source: Snapshot
The skinny
Marginal Data updated Sun 04:59 (HST)Two Step Honaunau looks marginal today. The least-bad daylight window is around Sun 10:00, but waves is limiting the forecast.
Poor · 0.0/10
Sun 05:00 (HST)
Fair · 5.2/10
Sun 10:00 (HST)
Good · 5.7/10
Mon 10:00 (HST)
Model estimates using Open-Meteo; not observations or safety guarantees. Check official advisories and conditions at the beach.
Score: 5.2/10
Best time: Sun 10:00
Main risk: Waves
Best morning signal: Sun 10:00 (Fair).
Best afternoon signal: Sun 13:00 (Fair). Peak afternoon wind is about 1.5 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: Mon 09:00–10:00 (4% of the next 72h meets the model threshold)
Sunday
⚠️ Fair conditions
Main blocker: Waves
Monday
✅ Good conditions
Main blocker: Waves
Tuesday
✅ Good conditions
Main blocker: Waves
The next good model window starts at Mon 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 Sun 23:00.
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: Mon 04:00
Sun 16:00, Mon 04:00, Mon 16:00, Tue 05:00
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 current forecast
Sun 05:00 – Wed 05:00 (HST)
Best snorkel score is 0.52 around Sun 10:00; 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 1.02m to 1.06m).
Wind is at or below 5.4m/s in 24/24 sampled hours (range 0.15 to 1.78m/s).
Tides range from 0.29m to 1.04m; 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 |
|---|---|---|---|---|
| Sun 06:00 | 1.06 · high | 0.40 · good | 28.00 · good | Poor |
| Sun 07:00 | 1.04 · high | 1.09 · good | 28.00 · good | Fair |
| Sun 08:00 | 1.04 · high | 1.52 · good | 28.00 · good | Fair |
| Sun 09:00 | 1.04 · high | 1.69 · good | 28.00 · good | Fair |
| Sun 10:00 | 1.04 · high | 1.71 · good | 28.10 · good | Fair |
| Sun 11:00 | 1.04 · high | 1.78 · good | 28.20 · good | Fair |
| Sun 12:00 | 1.04 · high | 1.50 · good | 28.20 · good | Fair |
| Sun 13:00 | 1.04 · high | 1.15 · good | 28.30 · good | Fair |
| Sun 14:00 | 1.04 · high | 1.03 · good | 28.30 · good | Poor |
| Sun 15:00 | 1.04 · high | 0.90 · good | 28.30 · good | Poor |
| Sun 16:00 | 1.04 · high | 0.57 · good | 28.30 · good | Poor |
| Sun 17:00 | 1.04 · high | 0.46 · good | 28.20 · good | Poor |
| Sun 18:00 | 1.04 · high | 0.25 · good | 28.20 · good | Poor |
| Sun 19:00 | 1.04 · high | 0.16 · good | 28.10 · good | Poor |
| Sun 20:00 | 1.04 · high | 0.15 · good | 28.10 · good | Poor |
| Sun 21:00 | 1.04 · high | 0.38 · good | 28.00 · good | Poor |
| Sun 22:00 | 1.04 · high | 0.47 · good | 28.00 · good | Poor |
| Sun 23:00 | 1.04 · high | 0.46 · good | 28.00 · good | Poor |
| Mon 00:00 | 1.04 · high | 0.71 · good | 28.00 · good | Poor |
| Mon 01:00 | 1.04 · high | 0.89 · good | 28.00 · good | Poor |
| Mon 02:00 | 1.04 · high | 1.06 · good | 28.00 · good | Poor |
| Mon 03:00 | 1.04 · high | 0.90 · good | 28.00 · good | Poor |
| Mon 04:00 | 1.02 · high | 1.13 · good | 27.90 · good | Poor |
| Mon 05:00 | 1.02 · high | 1.32 · good | 27.90 · good | Poor |
| Mon 06:00 | 1.02 · high | 1.26 · good | 27.90 · good | Poor |
| Mon 07:00 | 1.02 · high | 1.12 · good | 27.90 · good | Fair |
| Mon 08:00 | 1.02 · high | 0.99 · good | 27.90 · good | Fair |
| Mon 09:00 | 1.02 · high | 0.98 · good | 28.00 · good | Good |
| Mon 10:00 | 1.02 · high | 0.74 · good | 28.10 · good | Good |
| Mon 11:00 | 1.02 · high | 1.21 · good | 28.20 · good | Fair |
| Mon 12:00 | 1.02 · high | 1.28 · good | 28.30 · good | Fair |
| Mon 13:00 | 1.02 · high | 1.10 · good | 28.40 · good | Fair |
| Mon 14:00 | 1.02 · high | 0.89 · good | 28.50 · good | Poor |
| Mon 15:00 | 1.02 · high | 0.54 · good | 28.50 · good | Poor |
| Mon 16:00 | 1.02 · high | 0.21 · good | 28.40 · good | Poor |
| Mon 17:00 | 1.02 · high | 0.35 · good | 28.30 · good | Poor |
| Mon 18:00 | 1.02 · high | 0.21 · good | 28.20 · good | Poor |
| Mon 19:00 | 1.02 · high | 0.25 · good | 28.10 · good | Poor |
| Mon 20:00 | 1.02 · high | 0.11 · good | 28.10 · good | Poor |
| Mon 21:00 | 1.02 · high | 0.32 · good | 28.00 · good | Poor |
| Mon 22:00 | 1.02 · high | 0.18 · good | 28.00 · good | Poor |
| Mon 23:00 | 1.02 · high | 0.05 · good | 28.00 · good | Poor |
| Tue 00:00 | 1.02 · high | 0.36 · good | 28.00 · good | Poor |
| Tue 01:00 | 1.02 · high | 0.57 · good | 27.90 · good | Poor |
| Tue 02:00 | 1.02 · high | 0.82 · good | 27.90 · good | Poor |
| Tue 03:00 | 1.02 · high | 0.87 · good | 27.90 · good | Poor |
| Tue 04:00 | 1.02 · high | 1.14 · good | 27.90 · good | Poor |
| Tue 05:00 | 1.02 · high | 0.76 · good | 27.90 · good | Poor |
| Tue 06:00 | 1.02 · high | 0.81 · good | 27.90 · good | Poor |
| Tue 07:00 | 1.00 · high | 0.43 · good | 27.90 · good | Good |
| Tue 08:00 | 1.00 · high | 0.15 · good | 27.90 · good | Fair |
| Tue 09:00 | 1.00 · high | 0.22 · good | 28.00 · good | Fair |
| Tue 10:00 | 0.98 · high | 0.47 · good | 28.00 · good | Fair |
| Tue 11:00 | 0.98 · high | 0.63 · good | 28.10 · good | Fair |
| Tue 12:00 | 0.98 · high | 0.95 · good | 28.10 · good | Fair |
| Tue 13:00 | 0.98 · high | 1.47 · good | 28.20 · good | Fair |
| Tue 14:00 | 0.98 · high | 1.84 · good | 28.20 · good | Poor |
| Tue 15:00 | 0.98 · high | 1.56 · good | 28.20 · good | Poor |
| Tue 16:00 | 0.98 · high | 1.47 · good | 28.10 · good | Poor |
| Tue 17:00 | 0.98 · high | 0.56 · good | 28.10 · good | Poor |
| Tue 18:00 | 0.98 · high | 0.22 · good | 28.00 · good | Poor |
| Tue 19:00 | 0.98 · high | 0.34 · good | 28.00 · good | Poor |
| Tue 20:00 | 0.98 · high | 0.47 · good | 28.00 · good | Poor |
| Tue 21:00 | 0.98 · high | 0.22 · good | 28.00 · good | Poor |
| Tue 22:00 | 0.98 · high | 0.18 · good | 27.90 · good | Poor |
| Tue 23:00 | 0.98 · high | 0.15 · good | 27.90 · good | Poor |
| Wed 00:00 | 0.98 · high | 0.18 · good | 27.90 · good | Poor |
| Wed 01:00 | 0.96 · high | 0.20 · good | 27.90 · good | Poor |
| Wed 02:00 | 0.96 · high | 0.25 · good | 27.90 · good | Poor |
| Wed 03:00 | 0.96 · high | 0.20 · good | 27.90 · good | Poor |