MARINE REPORT / 72 HOURS

Hermitage Lagoon Snorkel Report Today

Réunion · Updated Sun 03:34 (+04) · Source: Snapshot

The skinny

Marginal Data updated Sun 03:34 (+04)

Hermitage Lagoon looks marginal today. The least-bad daylight window is around Sun 06:00, but waves is limiting the forecast.

Right now (forecast)

Poor · 0.0/10

Sun 05:00 (+04)

Later today

Fair · 4.9/10

Sun 06:00 (+04)

Next three days

Good · 5.9/10

Tue 06:00 (+04)

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

Score: 4.9/10

Best time: Sun 06:00

Main risk: Waves

Best morning signal: Sun 06:00 (Fair).

Best afternoon signal: Sun 12:00 (Fair). Peak afternoon wind is about 3.8 m/s.

Sunrise

05:45

Sunset

18:22

Water

24.9°C

Max air

23.9°C

Sky

Cloudy

82% cloud

Good model window in the next 72 hours

Next good model window: Tue 06:00–08:00 (4% of the next 72h meets the model threshold)

3-day planner

Sunday

⚠️ Fair conditions

Main blocker: Waves

Monday

⚠️ Fair conditions

Main blocker: Waves

Tuesday

✅ Good conditions

Main blocker: Waves

Best available hours

The next good model window starts at Tue 06:00 and lasts until 08:00.

Why this verdict

Main blockers across the next 72 hours:

  • Waves (69 hours)
  • Tide/current (46 hours)
  • Darkness (30 hours)

Jellyfish drift risk

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

Low · 28/100

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

Tue 21:00

Nearby alternatives in Réunion

No nearby alternatives available.

Advanced forecast data

Viewing historical data

Mon 05:00 – Thu 05:00 (+04)

Snorkel Score (selected 24h)

Best snorkel score is 0.53 around Mon 18:00; 13 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 1.32m to 1.62m).

Wind is at or below 5.4m/s in 24/24 sampled hours (range 0.78 to 3.08m/s).

Tides range from 0.45m to 0.78m; 0 of 24 hours are in or near peak slack windows.

72-hour historical overview
Poor ❌ Limited
Fair ⚠️ Fair
Fair ⚠️ Fair
Fair ⚠️ Fair
Fair ⚠️ Fair
Fair ⚠️ Fair
Fair ⚠️ Fair
Fair ⚠️ Fair
Fair ⚠️ Fair
Fair ⚠️ Fair
Fair ⚠️ Fair
Fair ⚠️ Fair
Fair ⚠️ Fair
Fair ⚠️ Fair
Poor ❌ Limited
Poor ❌ Limited
Poor ❌ Limited
Poor ❌ Limited
Poor ❌ Limited
Poor ❌ Limited
Poor ❌ Limited
Poor ❌ Limited
Poor ❌ Limited
Poor ❌ Limited
Poor ❌ Limited
Fair ⚠️ Fair
Fair ⚠️ Fair
Fair ⚠️ Fair
Fair ⚠️ Fair
Fair ⚠️ Fair
Fair ⚠️ Fair
Fair ⚠️ Fair
Fair ⚠️ Fair
Fair ⚠️ Fair
Poor ❌ Limited
Fair ⚠️ Fair
Fair ⚠️ Fair
Fair ⚠️ Fair
Poor ❌ Limited
Poor ❌ Limited
Poor ❌ Limited
Poor ❌ Limited
Poor ❌ Limited
Poor ❌ Limited
Poor ❌ Limited
Poor ❌ Limited
Poor ❌ Limited
Poor ❌ Limited
Poor ❌ Limited
Fair ⚠️ Fair
Fair ⚠️ Fair
Fair ⚠️ Fair
Fair ⚠️ Fair
Fair ⚠️ Fair
Fair ⚠️ Fair
Fair ⚠️ Fair
Fair ⚠️ Fair
Fair ⚠️ Fair
Fair ⚠️ Fair
Fair ⚠️ Fair
Fair ⚠️ Fair
Fair ⚠️ Fair
Poor ❌ Limited
Poor ❌ Limited
Poor ❌ Limited
Poor ❌ Limited
Poor ❌ Limited
Poor ❌ Limited
Poor ❌ Limited
Poor ❌ Limited
Poor ❌ Limited
Poor ❌ Limited
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 05:00 1.62 · high 0.78 · good 24.70 · good Poor
Mon 06:00 1.58 · high 1.10 · good 24.70 · good Fair
Mon 07:00 1.56 · high 2.06 · good 24.70 · good Fair
Mon 08:00 1.54 · high 2.34 · good 24.70 · good Fair
Mon 09:00 1.50 · high 2.64 · good 24.80 · good Fair
Mon 10:00 1.48 · high 3.08 · good 24.80 · good Fair
Mon 11:00 1.48 · high 3.05 · good 24.80 · good Fair
Mon 12:00 1.46 · high 2.61 · good 24.80 · good Fair
Mon 13:00 1.46 · high 2.08 · good 24.90 · good Fair
Mon 14:00 1.48 · high 2.15 · good 24.90 · good Fair
Mon 15:00 1.56 · high 1.95 · good 25.10 · good Fair
Mon 16:00 1.58 · high 1.71 · good 25.10 · good Fair
Mon 17:00 1.54 · high 0.89 · good 25.10 · good Fair
Mon 18:00 1.50 · high 0.92 · good 25.00 · good Fair
Mon 19:00 1.46 · high 0.86 · good 25.00 · good Poor
Mon 20:00 1.44 · high 1.89 · good 25.00 · good Poor
Mon 21:00 1.40 · high 1.84 · good 24.90 · good Poor
Mon 22:00 1.40 · high 1.21 · good 24.90 · good Poor
Mon 23:00 1.38 · high 1.99 · good 24.90 · good Poor
Tue 00:00 1.38 · high 1.88 · good 24.80 · good Poor
Tue 01:00 1.36 · high 1.52 · good 24.80 · good Poor
Tue 02:00 1.34 · high 1.21 · good 24.80 · good Poor
Tue 03:00 1.34 · high 1.10 · good 24.80 · good Poor
Tue 04:00 1.32 · high 1.17 · good 24.80 · good Poor
Tue 05:00 1.32 · high 1.61 · good 24.80 · good Poor
Tue 06:00 1.32 · high 1.46 · good 24.80 · good Fair
Tue 07:00 1.32 · high 1.76 · good 24.80 · good Fair
Tue 08:00 1.32 · high 2.04 · good 24.80 · good Fair
Tue 09:00 1.32 · high 1.82 · good 24.80 · good Fair
Tue 10:00 1.32 · high 2.82 · good 24.80 · good Fair
Tue 11:00 1.32 · high 3.13 · good 24.80 · good Fair
Tue 12:00 1.30 · high 2.47 · good 24.90 · good Fair
Tue 13:00 1.30 · high 2.70 · good 24.90 · good Fair
Tue 14:00 1.30 · high 3.29 · good 24.90 · good Fair
Tue 15:00 1.30 · high 3.08 · good 25.10 · good Poor
Tue 16:00 1.30 · high 2.78 · good 25.10 · good Fair
Tue 17:00 1.32 · high 2.20 · good 25.10 · good Fair
Tue 18:00 1.34 · high 1.35 · good 25.00 · good Fair
Tue 19:00 1.36 · high 0.46 · good 25.00 · good Poor
Tue 20:00 1.38 · high 0.50 · good 24.90 · good Poor
Tue 21:00 1.42 · high 0.84 · good 24.90 · good Poor
Tue 22:00 1.42 · high 0.46 · good 24.80 · good Poor
Tue 23:00 1.42 · high 0.41 · good 24.80 · good Poor
Wed 00:00 1.40 · high 0.53 · good 24.80 · good Poor
Wed 01:00 1.40 · high 0.63 · good 24.70 · good Poor
Wed 02:00 1.38 · high 1.17 · good 24.70 · good Poor
Wed 03:00 1.38 · high 0.98 · good 24.70 · good Poor
Wed 04:00 1.36 · high 0.90 · good 24.70 · good Poor
Wed 05:00 1.36 · high 0.60 · good 24.70 · good Poor
Wed 06:00 1.34 · high 0.15 · good 24.70 · good Fair
Wed 07:00 1.34 · high 0.55 · good 24.80 · good Fair
Wed 08:00 1.34 · high 1.66 · good 24.80 · good Fair
Wed 09:00 1.34 · high 1.87 · good 24.80 · good Fair
Wed 10:00 1.34 · high 3.22 · good 24.90 · good Fair
Wed 11:00 1.34 · high 3.03 · good 24.90 · good Fair
Wed 12:00 1.36 · high 2.65 · good 25.00 · good Fair
Wed 13:00 1.36 · high 2.43 · good 25.10 · good Fair
Wed 14:00 1.36 · high 2.68 · good 25.20 · good Fair
Wed 15:00 1.32 · high 2.43 · good 25.10 · good Fair
Wed 16:00 1.32 · high 1.70 · good 25.10 · good Fair
Wed 17:00 1.32 · high 1.34 · good 25.10 · good Fair
Wed 18:00 1.32 · high 0.96 · good 25.10 · good Fair
Wed 19:00 1.32 · high 0.50 · good 25.00 · good Poor
Wed 20:00 1.34 · high 1.00 · good 24.90 · good Poor
Wed 21:00 1.34 · high 0.97 · good 24.90 · good Poor
Wed 22:00 1.36 · high 0.41 · good 24.80 · good Poor
Wed 23:00 1.36 · high 0.25 · good 24.80 · good Poor
Thu 00:00 1.38 · high 0.25 · good 24.80 · good Poor
Thu 01:00 1.38 · high 0.18 · good 24.70 · good Poor
Thu 02:00 1.40 · high 0.32 · good 24.70 · good Poor
Thu 03:00 1.40 · high 0.57 · good 24.70 · good Poor
Thu 04:00 1.38 · high 0.16 · good 24.70 · good Poor