Tunnels Beach Snorkel Report Today

USA · Updated Sat 04:42 (HST) · Source: Snapshot

The skinny

Marginal Data updated Sat 04:42 (HST)

Tunnels Beach looks marginal today. The least-bad daylight window is around Sat 11:00, but waves is limiting the forecast.

Right now (forecast)

Poor · 2.8/10

Sat 09:00 (HST)

Later today

Poor · 3.5/10

Sat 11:00 (HST)

Next three days

Fair · 3.8/10

Sun 12:00 (HST)

Model estimates using Open-Meteo; not observations or safety guarantees. Check official advisories and conditions at the beach.

Score: 3.5/10

Best time: Sat 11:00

Main risk: Waves

Best morning signal: Sat 11:00 (Poor).

Best afternoon signal: Sat 13:00 (Poor). Peak afternoon wind is about 6.7 m/s.

Email me when it is good Compare nearby spots

Best nearby spots later today

Anini Beach 3.6/10 Fair · Sat 11:00 Poipu Beach 3.1/10 Poor · Sat 10:00 Lydgate Beach 2.8/10 Poor · Sat 11:00

Weakest nearby later today

Poipu Beach Lydgate Beach

Read the Hawaii snorkeling guide for coast, access and best-month guidance.

Local beach intelligence

AreaNorth Shore

DifficultyModerate

Best timeSummer mornings

ExposureNorth shore; avoid winter surf

ShoreOuter reef and sandy beach

Sunrise

06:28

Sunset

18:30

Water

26.7°C

Max air

25.6°C

Sky

Cloudy

98% cloud

No good model window in the next 72 hours

Use the best-available section for the least-bad times.

3-day planner Best available Show data

3-day planner

Saturday

❌ Poor conditions

Main blocker: Waves

Sunday

⚠️ Fair conditions

Main blocker: Waves

Monday

⚠️ Fair conditions

Main blocker: Waves

Best available hours

  • Sun 12:00: Fair (0.38) · still limited by waves, wind
  • Mon 12:00: Fair (0.37) · still limited by waves, wind
  • Sat 11:00: Poor (0.35) · still limited by waves, wind

Why this verdict

Main blockers across the next 72 hours:

  • Waves (66 hours)
  • Tide/current (63 hours)
  • Wind (51 hours)

Jellyfish drift risk

Drift estimate from wind, swell, current and warm water.

Low · 34/100

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.

Upcoming high tides

Next early morning high tide: Sun 03:00

Sat 14:00, Sun 03:00, Mon 15:00

Nearby snorkel spot map

Compare nearby spot forecasts for later today before choosing a beach.

Anini Beach Fair · Sat 11:00 3.6/10 Poipu Beach Poor · Sat 10:00 3.1/10 Lydgate Beach Poor · Sat 11:00 2.8/10

Forecast spot map

Use the map to see where the compared spots sit. Open a card for the hourly forecast.

Anini Beach Poipu Beach Lydgate Beach
  1. Anini Beach
  2. Poipu Beach
  3. Lydgate Beach

This is a location diagram, not a marine chart. Check the shore and local signs in person.

Nearby alternatives in USA

Anini Beach

11 km away

❌ Poor

Kauai

15 km away

❌ Poor

Lydgate Beach

31 km away

❌ Poor

Poipu Beach

40 km away

❌ Poor

Advanced forecast data

Viewing historical data

Mon 09:00 – Thu 09:00 (HST)

Previous day Yesterday Next day Live

Snorkel Score (selected 24h)

Best snorkel score is 0.39 around Tue 08:00; 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.

Conditions (24h trends)

Tap a chart to load just that series.

0/24 sampled hours stay at or below 0.36m (range 1.48m to 1.62m).

Wind is at or below 5.4m/s in 21/24 sampled hours (range 3.06 to 5.53m/s).

Tides range from 0.4m to 0.88m; 2 of 24 hours are in or near peak slack windows.

72-hour historical overview
Fair ⚠️ Fair
Fair ⚠️ Fair
Fair ⚠️ Fair
Fair ⚠️ Fair
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Poor ❌ Limited
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Fair ⚠️ Fair
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Poor ❌ Limited
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Fair ⚠️ Fair
Poor ❌ Limited
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Scoring methodology (for technical users)

We score each hour from 0 to 1 using daylight and these weighted components:

  • Wave height (35%): best below 0.36m, then decreases as it rises.
  • Wind speed (25%): best below 5.4m/s, lower is better.
  • Sea surface temperature (15%): best within 20.6°C to 30.4°C.
  • Tide and currents (15%): best around slack/high-tide windows.
  • Daylight (10%): visibility is better in daylight, so night hours score lower.
Detailed hourly data table
Time Wave (m) Wind (m/s) Sea temp (°C) Status
Mon 09:00 1.60 · high 4.96 · good 27.20 · good Fair
Mon 10:00 1.60 · high 5.15 · good 27.20 · good Fair
Mon 11:00 1.58 · high 5.40 · good 27.20 · good Fair
Mon 12:00 1.58 · high 5.53 · high 27.30 · good Fair
Mon 13:00 1.58 · high 5.52 · high 27.30 · good Fair
Mon 14:00 1.58 · high 5.52 · high 27.30 · good Poor
Mon 15:00 1.56 · high 5.34 · good 27.30 · good Poor
Mon 16:00 1.56 · high 5.27 · good 27.30 · good Poor
Mon 17:00 1.54 · high 4.84 · good 27.30 · good Poor
Mon 18:00 1.56 · high 4.62 · good 27.30 · good Poor
Mon 19:00 1.56 · high 4.31 · good 27.20 · good Poor
Mon 20:00 1.58 · high 4.30 · good 27.20 · good Poor
Mon 21:00 1.60 · high 4.30 · good 27.20 · good Poor
Mon 22:00 1.60 · high 4.30 · good 27.20 · good Poor
Mon 23:00 1.62 · high 4.20 · good 27.20 · good Poor
Tue 00:00 1.60 · high 4.10 · good 27.20 · good Poor
Tue 01:00 1.56 · high 3.91 · good 27.10 · good Poor
Tue 02:00 1.52 · high 3.81 · good 27.10 · good Poor
Tue 03:00 1.52 · high 4.10 · good 27.10 · good Poor
Tue 04:00 1.52 · high 4.26 · good 27.00 · good Poor
Tue 05:00 1.52 · high 4.31 · good 27.00 · good Poor
Tue 06:00 1.48 · high 3.06 · good 27.00 · good Poor
Tue 07:00 1.48 · high 3.56 · good 27.00 · good Fair
Tue 08:00 1.50 · high 4.01 · good 27.00 · good Fair
Tue 09:00 1.50 · high 4.42 · good 27.00 · good Fair
Tue 10:00 1.52 · high 4.51 · good 27.00 · good Fair
Tue 11:00 1.52 · high 4.79 · good 27.10 · good Fair
Tue 12:00 1.52 · high 4.79 · good 27.10 · good Fair
Tue 13:00 1.50 · high 4.70 · good 27.10 · good Fair
Tue 14:00 1.50 · high 4.70 · good 27.20 · good Poor
Tue 15:00 1.48 · high 4.61 · good 27.20 · good Poor
Tue 16:00 1.48 · high 4.27 · good 27.20 · good Poor
Tue 17:00 1.46 · high 3.93 · good 27.20 · good Poor
Tue 18:00 1.46 · high 3.35 · good 27.20 · good Poor
Tue 19:00 1.44 · high 2.71 · good 27.20 · good Poor
Tue 20:00 1.44 · high 2.85 · good 27.20 · good Poor
Tue 21:00 1.42 · high 2.92 · good 27.20 · good Poor
Tue 22:00 1.42 · high 2.34 · good 27.20 · good Poor
Tue 23:00 1.40 · high 2.40 · good 27.20 · good Poor
Wed 00:00 1.40 · high 2.20 · good 27.10 · good Poor
Wed 01:00 1.40 · high 2.67 · good 27.10 · good Poor
Wed 02:00 1.40 · high 2.70 · good 27.10 · good Poor
Wed 03:00 1.42 · high 2.58 · good 27.10 · good Poor
Wed 04:00 1.42 · high 2.27 · good 27.10 · good Poor
Wed 05:00 1.44 · high 2.27 · good 27.10 · good Poor
Wed 06:00 1.52 · high 2.38 · good 27.10 · good Poor
Wed 07:00 1.54 · high 3.10 · good 27.10 · good Poor
Wed 08:00 1.56 · high 3.42 · good 27.10 · good Poor
Wed 09:00 1.58 · high 3.50 · good 27.10 · good Poor
Wed 10:00 1.60 · high 4.18 · good 27.10 · good Fair
Wed 11:00 1.62 · high 4.49 · good 27.20 · good Poor
Wed 12:00 1.64 · high 4.94 · good 27.20 · good Poor
Wed 13:00 1.68 · high 5.06 · good 27.30 · good Poor
Wed 14:00 1.70 · high 5.38 · good 27.30 · good Poor
Wed 15:00 1.70 · high 5.28 · good 27.30 · good Poor
Wed 16:00 1.70 · high 4.95 · good 27.30 · good Poor
Wed 17:00 1.70 · high 4.80 · good 27.20 · good Poor
Wed 18:00 1.70 · high 4.67 · good 27.20 · good Poor
Wed 19:00 1.70 · high 4.16 · good 27.20 · good Poor
Wed 20:00 1.70 · high 3.95 · good 27.20 · good Poor
Wed 21:00 1.70 · high 4.16 · good 27.20 · good Poor
Wed 22:00 1.70 · high 4.21 · good 27.10 · good Poor
Wed 23:00 1.70 · high 4.26 · good 27.10 · good Poor
Thu 00:00 1.70 · high 4.44 · good 27.10 · good Poor
Thu 01:00 1.78 · high 4.11 · good 27.10 · good Poor
Thu 02:00 1.78 · high 3.90 · good 27.10 · good Poor
Thu 03:00 1.76 · high 4.26 · good 27.10 · good Poor
Thu 04:00 1.76 · high 4.18 · good 27.00 · good Poor
Thu 05:00 1.74 · high 4.38 · good 27.00 · good Poor
Thu 06:00 1.74 · high 5.00 · good 27.00 · good Poor
Thu 07:00 1.74 · high 5.27 · good 27.00 · good Poor
Thu 08:00 1.74 · high 5.51 · high 27.00 · good Poor