Cathedral Cove Snorkel Report Today

New Zealand · Updated Wed 12:56 (NZST) · Source: Snapshot

The skinny

Marginal Report Thu 01:14

Cathedral Cove looks marginal today. The least-bad daylight window is around Thu 12:00, but waves is limiting the forecast.

Score: 3.3/10

Best time: Thu 12:00

Main risk: Waves

No useful morning window is showing yet.

Best afternoon signal: Thu 12:00 (Poor). Peak afternoon wind is about 2.2 m/s.

Sunrise

07:04

Sunset

17:40

Water

15.5°C

Max air

17.5°C

Sky

Cloudy

100% cloud

No good model window in the next 72 hours

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

3-day planner

Thursday

Poor conditions

Main blocker: Waves

Friday

Poor conditions

Main blocker: Waves

Saturday

Poor conditions

Main blocker: Waves

Best available hours

  • Thu 00:00: Poor (0.33) · still limited by waves, sea temperature
  • Thu 05:00: Poor (0.31) · still limited by waves, sea temperature
  • Thu 01:00: Poor (0.31) · still limited by waves, sea temperature

Why this verdict

Main blockers across the next 72 hours:

  • Waves (70 hours)
  • Sea temperature (70 hours)
  • Darkness (52 hours)

Jellyfish drift risk

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

Low · 15/100

Low peak drift risk around Thu 05:00.

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: Wed 18:00

Wed 18:00, Thu 07:00, Thu 19:00, Fri 20:00, Sat 08:00

Nearby alternatives in New Zealand

Advanced forecast data

Viewing historical data

Mon 13:00 – Thu 13:00 (NZST)

Snorkel Score (selected 24h)

Best snorkel score is 0.23 around Wed 17:00; 0 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 1.12m to 1.34m).

Wind is at or below 5.4m/s in 16/24 sampled hours (range 3.95 to 6.7m/s).

Tides range from -0.63m to 1.18m; 2 of 24 hours are in or near peak slack windows.

72-hour historical overview
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
Tue 15:00 1.12 · high 4.34 · good 15.50 · out of range Poor
Tue 16:00 1.16 · high 4.96 · good 15.50 · out of range Poor
Tue 17:00 1.20 · high 5.11 · good 15.50 · out of range Poor
Tue 18:00 1.24 · high 4.50 · good 15.50 · out of range Poor
Tue 19:00 1.24 · high 4.52 · good 15.50 · out of range Poor
Tue 20:00 1.26 · high 4.83 · good 15.50 · out of range Poor
Tue 21:00 1.26 · high 5.85 · high 15.50 · out of range Poor
Tue 22:00 1.24 · high 6.58 · high 15.50 · out of range Poor
Tue 23:00 1.24 · high 6.70 · high 15.50 · out of range Poor
Wed 00:00 1.22 · high 6.53 · high 15.50 · out of range Poor
Wed 01:00 1.20 · high 6.15 · high 15.50 · out of range Poor
Wed 02:00 1.20 · high 6.07 · high 15.50 · out of range Poor
Wed 03:00 1.18 · high 5.97 · high 15.50 · out of range Poor
Wed 04:00 1.18 · high 5.39 · good 15.50 · out of range Poor
Wed 05:00 1.16 · high 5.27 · good 15.50 · out of range Poor
Wed 06:00 1.16 · high 4.94 · good 15.50 · out of range Poor
Wed 07:00 1.20 · high 4.45 · good 15.50 · out of range Poor
Wed 08:00 1.24 · high 3.95 · good 15.50 · out of range Poor
Wed 09:00 1.28 · high 4.28 · good 15.50 · out of range Poor
Wed 10:00 1.30 · high 4.80 · good 15.50 · out of range Poor
Wed 11:00 1.30 · high 5.14 · good 15.50 · out of range Poor
Wed 12:00 1.32 · high 5.27 · good 15.50 · out of range Poor
Wed 13:00 1.32 · high 5.67 · high 15.50 · out of range Poor
Wed 14:00 1.34 · high 4.57 · good 15.50 · out of range Poor
Wed 15:00 1.34 · high 5.36 · good 15.50 · out of range Poor
Wed 16:00 1.34 · high 4.69 · good 15.50 · out of range Poor
Wed 17:00 1.36 · high 2.94 · good 15.50 · out of range Poor
Wed 18:00 1.36 · high 1.20 · good 15.50 · out of range Poor
Wed 19:00 1.36 · high 0.40 · good 15.50 · out of range Poor
Wed 20:00 1.34 · high 0.49 · good 15.50 · out of range Poor
Wed 21:00 1.34 · high 0.95 · good 15.50 · out of range Poor
Wed 22:00 1.32 · high 2.51 · good 15.50 · out of range Poor
Wed 23:00 1.30 · high 3.18 · good 15.50 · out of range Poor
Thu 00:00 1.28 · high 3.31 · good 15.50 · out of range Poor
Thu 01:00 1.24 · high 3.23 · good 15.50 · out of range Poor
Thu 02:00 1.20 · high 2.33 · good 15.50 · out of range Poor
Thu 03:00 1.16 · high 2.12 · good 15.50 · out of range Poor
Thu 04:00 1.12 · high 1.99 · good 15.50 · out of range Poor
Thu 05:00 1.08 · high 1.35 · good 15.50 · out of range Poor
Thu 06:00 1.04 · high 1.25 · good 15.50 · out of range Poor
Thu 07:00 1.02 · high 1.32 · good 15.50 · out of range Poor
Thu 08:00 0.98 · high 1.17 · good 15.50 · out of range Poor
Thu 09:00 0.96 · high 0.96 · good 15.50 · out of range Poor
Thu 10:00 0.94 · high 0.99 · good 15.50 · out of range Poor
Thu 11:00 0.92 · high 0.67 · good 15.40 · out of range Poor
Thu 12:00 0.90 · high 0.67 · good 15.40 · out of range Poor