Thursday
⚠️ fair conditions
Main blocker: Waves
USA · Updated Thu 05:05 (HST) · Source: Snapshot
The skinny
Marginal Report Thu 07:07Oahu looks marginal today. The least-bad daylight window is around Sat 07:00, but waves is limiting the forecast.
Score: 4.7/10
Best time: Sat 07:00
Main risk: Waves
Best morning signal: Thu 08:00 (Fair).
Best afternoon signal: Thu 12:00 (Fair). Peak afternoon wind is about 5.1 m/s.
Best nearby spots
AreaOahu
DifficultyVaries by beach
Best timeMorning
ExposureSouth, west, east and north shores vary by season
ShoreIsland hub
No safe window in the next 72 hours
Use the best-available section for the least-bad times.
Thursday
⚠️ fair conditions
Main blocker: Waves
Friday
⚠️ fair conditions
Main blocker: Waves
Saturday
⚠️ 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 Thu 10:00.
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: Sat 16:00
Fri 03:00, Sat 04:00, Sat 16:00
Local operators found via Tripadvisor. Check conditions before you book.
Sponsored external links
Full-day Oahu sightseeing and snorkeling tour with broad island coverage.
Protected Oahu marine preserve with reservations and managed visitor access.
Guided Oahu circle-island tour with a snorkeling stop.
Waikiki turtle snorkeling option near Honolulu.
Compare nearby spots by score, forecast window and exposure before choosing a beach.
Viewing live forecast
Thu 17:00 – Sun 17:00 (HST)
Best snorkel score is 0.47 around Thu 08:00; 8 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 1.08m to 1.28m).
Wind is at or below 5.4m/s in 24/24 sampled hours (range 2.69 to 5.14m/s).
Tides range from 0.24m to 0.99m; 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 18:00 | 1.08 · high | 2.69 · good | 27.40 · good | fair |
| Thu 19:00 | 1.10 · high | 3.40 · good | 27.40 · good | fair |
| Thu 20:00 | 1.12 · high | 3.95 · good | 27.50 · good | fair |
| Thu 21:00 | 1.14 · high | 4.42 · good | 27.50 · good | fair |
| Thu 22:00 | 1.14 · high | 4.70 · good | 27.60 · good | fair |
| Thu 23:00 | 1.16 · high | 5.14 · good | 27.70 · good | fair |
| Fri 00:00 | 1.16 · high | 4.65 · good | 27.70 · good | poor |
| Fri 01:00 | 1.18 · high | 4.48 · good | 27.80 · good | poor |
| Fri 02:00 | 1.22 · high | 4.62 · good | 27.80 · good | poor |
| Fri 03:00 | 1.24 · high | 4.47 · good | 27.80 · good | poor |
| Fri 04:00 | 1.24 · high | 4.02 · good | 27.80 · good | poor |
| Fri 05:00 | 1.26 · high | 2.97 · good | 27.80 · good | poor |
| Fri 06:00 | 1.26 · high | 2.88 · good | 27.80 · good | poor |
| Fri 07:00 | 1.26 · high | 3.08 · good | 27.80 · good | poor |
| Fri 08:00 | 1.26 · high | 3.04 · good | 27.70 · good | poor |
| Fri 09:00 | 1.26 · high | 3.03 · good | 27.70 · good | poor |
| Fri 10:00 | 1.26 · high | 3.17 · good | 27.60 · good | poor |
| Fri 11:00 | 1.26 · high | 2.75 · good | 27.60 · good | poor |
| Fri 12:00 | 1.26 · high | 2.75 · good | 27.60 · good | poor |
| Fri 13:00 | 1.26 · high | 2.73 · good | 27.50 · good | poor |
| Fri 14:00 | 1.28 · high | 2.95 · good | 27.50 · good | poor |
| Fri 15:00 | 1.28 · high | 2.86 · good | 27.50 · good | poor |
| Fri 16:00 | 1.28 · high | 3.05 · good | 27.40 · good | fair |
| Fri 17:00 | 1.26 · high | 3.39 · good | 27.40 · good | fair |
| Fri 18:00 | 1.26 · high | 4.25 · good | 27.40 · good | fair |
| Fri 19:00 | 1.28 · high | 4.88 · good | 27.50 · good | fair |
| Fri 20:00 | 1.28 · high | 5.05 · good | 27.50 · good | fair |
| Fri 21:00 | 1.30 · high | 4.90 · good | 27.60 · good | fair |
| Fri 22:00 | 1.30 · high | 4.84 · good | 27.70 · good | fair |
| Fri 23:00 | 1.30 · high | 4.84 · good | 27.70 · good | fair |
| Sat 00:00 | 1.30 · high | 4.84 · good | 27.80 · good | poor |
| Sat 01:00 | 1.30 · high | 4.71 · good | 27.80 · good | poor |
| Sat 02:00 | 1.28 · high | 4.60 · good | 27.80 · good | poor |
| Sat 03:00 | 1.28 · high | 4.63 · good | 27.80 · good | poor |
| Sat 04:00 | 1.28 · high | 4.44 · good | 27.80 · good | poor |
| Sat 05:00 | 1.26 · high | 4.32 · good | 27.80 · good | poor |
| Sat 06:00 | 1.26 · high | 3.47 · good | 27.80 · good | poor |
| Sat 07:00 | 1.26 · high | 3.69 · good | 27.80 · good | poor |
| Sat 08:00 | 1.24 · high | 3.40 · good | 27.80 · good | poor |
| Sat 09:00 | 1.24 · high | 3.27 · good | 27.70 · good | poor |
| Sat 10:00 | 1.24 · high | 3.05 · good | 27.70 · good | poor |
| Sat 11:00 | 1.24 · high | 2.94 · good | 27.70 · good | poor |
| Sat 12:00 | 1.24 · high | 2.82 · good | 27.60 · good | poor |
| Sat 13:00 | 1.24 · high | 2.78 · good | 27.60 · good | poor |
| Sat 14:00 | 1.26 · high | 2.71 · good | 27.60 · good | poor |
| Sat 15:00 | 1.26 · high | 2.80 · good | 27.50 · good | poor |
| Sat 16:00 | 1.26 · high | 2.86 · good | 27.50 · good | fair |
| Sat 17:00 | 1.28 · high | 3.72 · good | 27.50 · good | fair |
| Sat 18:00 | 1.28 · high | 4.01 · good | 27.50 · good | fair |
| Sat 19:00 | 1.32 · high | 4.52 · good | 27.50 · good | fair |
| Sat 20:00 | 1.38 · high | 4.92 · good | 27.60 · good | fair |
| Sat 21:00 | 1.42 · high | 4.92 · good | 27.60 · good | fair |
| Sat 22:00 | 1.44 · high | 5.41 · high | 27.70 · good | fair |
| Sat 23:00 | 1.44 · high | 5.38 · good | 27.80 · good | fair |
| Sun 00:00 | 1.46 · high | 5.27 · good | 27.80 · good | poor |
| Sun 01:00 | 1.44 · high | 5.03 · good | 27.80 · good | poor |
| Sun 02:00 | 1.42 · high | 5.08 · good | 27.90 · good | poor |
| Sun 03:00 | 1.40 · high | 5.01 · good | 27.90 · good | poor |
| Sun 04:00 | 1.40 · high | 4.75 · good | 27.90 · good | poor |