Saturday
⚠️ Fair conditions
Main blocker: Waves
USA · Updated Sat 05:01 (HST) · Source: Snapshot
The skinny
Marginal Data updated Sat 05:01 (HST)Ahihi Kinau looks marginal today. The least-bad daylight window is around Sat 08:00, but waves is limiting the forecast.
Fair · 4.5/10
Sat 07:00 (HST)
Fair · 4.5/10
Sat 08:00 (HST)
Fair · 5.3/10
Mon 12:00 (HST)
Model estimates using Open-Meteo; not observations or safety guarantees. Check official advisories and conditions at the beach.
Score: 4.5/10
Best time: Sat 08:00
Main risk: Waves
Best morning signal: Sat 08:00 (Fair).
Best afternoon signal: Sat 13:00 (Fair). Peak afternoon wind is about 2.9 m/s.
Best nearby spots later today
Weakest nearby later today
Read the Maui snorkeling guide for coast, access and best-month guidance.
These notes help with planning. Rules and closures can change.
AccessThis is a lava-rock coast. Enter only where the path and water are clear, and wear foot protection if local guidance allows it.
ParkingDLNR rules say to use designated parking in the Kanahena lot. The lot is closed from 8 p.m. to 5 a.m.
ReservationsCheck the reserve page for access rules before visiting. Do not enter closed areas.
ClosuresThe reserve protects fragile land and marine habitat. Follow posted hours and any temporary closure notice.
Marine lifeThe reserve protects reef, lava, and anchialine pool habitat. Do not collect anything or enter restricted pools.
No good model window in the next 72 hours
Use the best-available section for the least-bad times.
Saturday
⚠️ Fair conditions
Main blocker: Waves
Sunday
⚠️ Fair conditions
Main blocker: Waves
Monday
⚠️ Fair conditions
Main blocker: Waves
Main blockers across the next 72 hours:
Drift estimate from wind, swell, current and warm water.
Low peak drift risk around Sat 16:00.
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: Sun 04:00
Sat 15:00, Sun 04:00, Sun 15:00, Mon 04:00, Mon 16:00
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 07:00 – Mon 07:00 (HST)
Best snorkel score is 0.41 around Fri 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 2.2m to 3.26m).
Wind is at or below 5.4m/s in 24/24 sampled hours (range 0.11 to 3.64m/s).
Tides range from 0.29m to 1.01m; 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 |
|---|---|---|---|---|
| Fri 07:00 | 2.20 · high | 0.40 · good | 27.80 · good | Fair |
| Fri 08:00 | 2.26 · high | 0.66 · good | 27.80 · good | Fair |
| Fri 09:00 | 2.28 · high | 0.85 · good | 27.80 · good | Fair |
| Fri 10:00 | 2.30 · high | 1.08 · good | 27.80 · good | Fair |
| Fri 11:00 | 2.32 · high | 0.78 · good | 27.80 · good | Fair |
| Fri 12:00 | 2.32 · high | 1.44 · good | 27.80 · good | Fair |
| Fri 13:00 | 2.32 · high | 0.85 · good | 27.90 · good | Fair |
| Fri 14:00 | 2.32 · high | 0.95 · good | 27.90 · good | Poor |
| Fri 15:00 | 2.32 · high | 1.28 · good | 27.90 · good | Poor |
| Fri 16:00 | 2.34 · high | 1.45 · good | 27.90 · good | Poor |
| Fri 17:00 | 2.34 · high | 1.39 · good | 27.90 · good | Poor |
| Fri 18:00 | 2.32 · high | 1.03 · good | 27.80 · good | Poor |
| Fri 19:00 | 2.30 · high | 1.08 · good | 27.80 · good | Poor |
| Fri 20:00 | 2.28 · high | 0.11 · good | 27.80 · good | Poor |
| Fri 21:00 | 2.30 · high | 0.70 · good | 27.80 · good | Poor |
| Fri 22:00 | 2.32 · high | 0.53 · good | 27.80 · good | Poor |
| Fri 23:00 | 2.34 · high | 0.61 · good | 27.80 · good | Poor |
| Sat 00:00 | 2.54 · high | 0.67 · good | 27.80 · good | Poor |
| Sat 01:00 | 2.56 · high | 0.54 · good | 27.80 · good | Poor |
| Sat 02:00 | 2.62 · high | 0.78 · good | 27.80 · good | Poor |
| Sat 03:00 | 3.04 · high | 2.30 · good | 27.80 · good | Poor |
| Sat 04:00 | 3.14 · high | 3.64 · good | 27.80 · good | Poor |
| Sat 05:00 | 3.26 · high | 2.65 · good | 27.80 · good | Poor |
| Sat 06:00 | 3.26 · high | 1.63 · good | 27.80 · good | Poor |
| Sat 07:00 | 3.28 · high | 1.64 · good | 27.70 · good | Fair |
| Sat 08:00 | 3.28 · high | 3.83 · good | 27.70 · good | Poor |
| Sat 09:00 | 3.28 · high | 3.89 · good | 27.70 · good | Poor |
| Sat 10:00 | 3.30 · high | 3.94 · good | 27.70 · good | Poor |
| Sat 11:00 | 3.30 · high | 3.79 · good | 27.70 · good | Poor |
| Sat 12:00 | 3.30 · high | 5.40 · good | 27.70 · good | Poor |
| Sat 13:00 | 3.28 · high | 4.08 · good | 27.70 · good | Poor |
| Sat 14:00 | 3.28 · high | 2.97 · good | 27.70 · good | Poor |
| Sat 15:00 | 3.24 · high | 3.00 · good | 27.70 · good | Poor |
| Sat 16:00 | 3.22 · high | 2.65 · good | 27.70 · good | Poor |
| Sat 17:00 | 3.18 · high | 1.60 · good | 27.70 · good | Poor |
| Sat 18:00 | 3.12 · high | 0.88 · good | 27.60 · good | Poor |
| Sat 19:00 | 3.08 · high | 1.58 · good | 27.60 · good | Poor |
| Sat 20:00 | 3.02 · high | 2.58 · good | 27.60 · good | Poor |
| Sat 21:00 | 3.00 · high | 2.78 · good | 27.60 · good | Poor |
| Sat 22:00 | 3.00 · high | 2.41 · good | 27.60 · good | Poor |
| Sat 23:00 | 2.98 · high | 2.27 · good | 27.60 · good | Poor |
| Sun 00:00 | 2.94 · high | 2.25 · good | 27.60 · good | Poor |
| Sun 01:00 | 3.20 · high | 2.29 · good | 27.80 · good | Poor |
| Sun 02:00 | 2.76 · high | 2.46 · good | 27.80 · good | Poor |
| Sun 03:00 | 2.74 · high | 2.28 · good | 27.80 · good | Poor |
| Sun 04:00 | 2.72 · high | 2.29 · good | 27.70 · good | Poor |
| Sun 05:00 | 2.70 · high | 2.01 · good | 27.70 · good | Poor |
| Sun 06:00 | 2.72 · high | 1.57 · good | 27.70 · good | Poor |
| Sun 07:00 | 2.76 · high | 2.06 · good | 27.70 · good | Fair |
| Sun 08:00 | 2.78 · high | 2.53 · good | 27.70 · good | Fair |
| Sun 09:00 | 2.78 · high | 2.09 · good | 27.70 · good | Fair |
| Sun 10:00 | 2.76 · high | 2.35 · good | 27.70 · good | Fair |
| Sun 11:00 | 2.76 · high | 2.39 · good | 27.80 · good | Fair |
| Sun 12:00 | 2.72 · high | 1.35 · good | 27.80 · good | Fair |
| Sun 13:00 | 2.70 · high | 1.13 · good | 27.90 · good | Fair |
| Sun 14:00 | 2.66 · high | 1.27 · good | 27.90 · good | Poor |
| Sun 15:00 | 2.62 · high | 0.40 · good | 27.90 · good | Poor |
| Sun 16:00 | 2.60 · high | 0.76 · good | 27.90 · good | Poor |
| Sun 17:00 | 2.56 · high | 1.54 · good | 27.80 · good | Poor |
| Sun 18:00 | 2.56 · high | 1.40 · good | 27.80 · good | Poor |
| Sun 19:00 | 2.54 · high | 3.04 · good | 27.80 · good | Poor |
| Sun 20:00 | 2.54 · high | 2.41 · good | 27.80 · good | Poor |
| Sun 21:00 | 2.50 · high | 1.97 · good | 27.80 · good | Poor |
| Sun 22:00 | 2.48 · high | 1.90 · good | 27.70 · good | Poor |
| Sun 23:00 | 2.44 · high | 1.83 · good | 27.70 · good | Poor |
| Mon 00:00 | 2.40 · high | 1.20 · good | 27.70 · good | Poor |
| Mon 01:00 | 2.38 · high | 2.23 · good | 27.70 · good | Poor |
| Mon 02:00 | 2.36 · high | 1.79 · good | 27.70 · good | Poor |
| Mon 03:00 | 2.36 · high | 2.12 · good | 27.70 · good | Poor |
| Mon 04:00 | 2.36 · high | 1.66 · good | 27.70 · good | Poor |
| Mon 05:00 | 2.06 · high | 1.96 · good | 27.70 · good | Poor |
| Mon 06:00 | 2.04 · high | 1.85 · good | 27.70 · good | Poor |