Goat Island Snorkel Report Today

New Zealand · Updated Sat 05:03 (NZST) · Source: Snapshot · Showing fallback/stale data

The skinny

Go in the best window Report Sun 18:46

Goat Island has a usable snorkeling window around Mon 12:00. The main thing to watch is sea temperature.

Score: 5.7/10

Best time: Mon 12:00

Main risk: Sea Temperature

No useful morning window is showing yet.

No useful afternoon window is showing yet.

Sunrise

07:27

Sunset

17:26

Water

14.7°C

Max air

12.2°C

Sky

Clear

13% cloud

Good window is available today

Next safe window: Mon 00:00 (4% of next 72h are suitable)

3-day planner

Sunday

poor conditions

Main blocker: Sea temperature

Monday

good conditions

Main blocker: Sea temperature

Tuesday

⚠️ fair conditions

Main blocker: Waves

Best available hours

Next safe window starts at Mon 00:00.

Why this verdict

Main blockers across the next 72 hours:

  • Sea temperature (46 hours)
  • Darkness (35 hours)
  • Waves (21 hours)

Jellyfish drift risk

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

Low · 10/100

Low peak drift risk around Mon 12:00.

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: Mon 12:00

Sun 11:00, Sun 23:00, Mon 12:00, Tue 00:00

Nearby alternatives in New Zealand

Advanced forecast data

Viewing live forecast

Sun 06:00 – Wed 06:00 (NZST)

Snorkel Score (next 24h)

Best snorkel score is 0.57 around Mon 12:00; 6 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.

24/24 sampled hours stay at or below 0.36m (range 0.22m to 0.32m).

Wind is at or below 5.4m/s in 24/24 sampled hours (range 0.72 to 3.88m/s).

Tides range from -0.89m to 1.28m; 2 of 24 hours are in or near peak slack windows.

72-hour forecast overview
poor ❌ Limited
poor ❌ Limited
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good 🌟 Good
fair ⚠️ Fair
fair ⚠️ Fair
fair ⚠️ Fair
fair ⚠️ Fair
good 🌟 Good
poor ❌ Limited
poor ❌ Limited
poor ❌ Limited
poor ❌ Limited
poor ❌ Limited
poor ❌ Limited
poor ❌ Limited
poor ❌ Limited
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poor ❌ Limited
poor ❌ Limited
poor ❌ Limited
poor ❌ Limited
fair ⚠️ Fair
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 and safety gate (outside daylight scores lower).
Detailed hourly data table
Time Wave (m) Wind (m/s) Sea temp (°C) Status
Sun 07:00 0.32 · good 3.88 · good 14.70 · out of range poor
Sun 08:00 0.32 · good 3.40 · good 14.70 · out of range poor
Sun 09:00 0.30 · good 2.62 · good 14.70 · out of range poor
Sun 10:00 0.28 · good 2.51 · good 14.60 · out of range poor
Sun 11:00 0.28 · good 2.60 · good 14.60 · out of range poor
Sun 12:00 0.26 · good 2.60 · good 14.60 · out of range poor
Sun 13:00 0.26 · good 2.44 · good 14.60 · out of range poor
Sun 14:00 0.26 · good 1.54 · good 14.60 · out of range poor
Sun 15:00 0.26 · good 1.23 · good 14.60 · out of range poor
Sun 16:00 0.26 · good 1.20 · good 14.50 · out of range poor
Sun 17:00 0.24 · good 1.52 · good 14.50 · out of range poor
Sun 18:00 0.24 · good 1.35 · good 14.50 · out of range poor
Sun 19:00 0.24 · good 1.45 · good 14.50 · out of range poor
Sun 20:00 0.22 · good 1.72 · good 14.50 · out of range poor
Sun 21:00 0.22 · good 1.77 · good 14.60 · out of range poor
Sun 22:00 0.22 · good 0.95 · good 14.60 · out of range poor
Sun 23:00 0.22 · good 0.75 · good 14.60 · out of range poor
Mon 00:00 0.22 · good 0.74 · good 14.60 · out of range good
Mon 01:00 0.22 · good 0.72 · good 14.60 · out of range fair
Mon 02:00 0.22 · good 1.42 · good 14.70 · out of range fair
Mon 03:00 0.22 · good 1.21 · good 14.70 · out of range fair
Mon 04:00 0.24 · good 1.46 · good 14.70 · out of range fair
Mon 05:00 0.28 · good 0.86 · good 14.70 · out of range good
Mon 06:00 0.30 · good 1.33 · good 14.70 · out of range poor
Mon 07:00 0.34 · good 1.39 · good 14.70 · out of range poor
Mon 08:00 0.40 · high 1.94 · good 14.70 · out of range poor
Mon 09:00 0.44 · high 2.15 · good 14.70 · out of range poor
Mon 10:00 0.48 · high 2.46 · good 14.70 · out of range poor
Mon 11:00 0.54 · high 1.47 · good 14.60 · out of range poor
Mon 12:00 0.58 · high 1.76 · good 14.60 · out of range poor
Mon 13:00 0.62 · high 2.21 · good 14.60 · out of range poor
Mon 14:00 0.66 · high 1.92 · good 14.60 · out of range poor
Mon 15:00 0.70 · high 1.88 · good 14.60 · out of range poor
Mon 16:00 0.70 · high 2.50 · good 14.60 · out of range poor
Mon 17:00 0.72 · high 2.68 · good 14.60 · out of range poor
Mon 18:00 0.72 · high 3.31 · good 14.60 · out of range poor
Mon 19:00 0.70 · high 3.65 · good 14.60 · out of range poor
Mon 20:00 0.68 · high 3.50 · good 14.60 · out of range poor
Mon 21:00 0.66 · high 3.63 · good 14.60 · out of range poor
Mon 22:00 0.64 · high 3.87 · good 14.60 · out of range poor
Mon 23:00 0.64 · high 4.55 · good 14.70 · out of range poor
Tue 00:00 0.62 · high 4.96 · good 14.70 · out of range poor
Tue 01:00 0.60 · high 4.63 · good 14.70 · out of range poor
Tue 02:00 0.58 · high 4.25 · good 14.70 · out of range poor
Tue 03:00 0.56 · high 3.28 · good 14.70 · out of range poor
Tue 04:00 0.54 · high 2.76 · good 14.70 · out of range fair