Can you snorkel in Porto Santo today?

Conditions look marginal right now — no clearly safe snorkeling window is forecast in Porto Santo over the next 72 hours. Check the hourly table for the calmest period.

What is the best time of day to snorkel in Porto Santo?

Snorkel during daylight, ideally in the morning before the wind picks up, and around high slack tide when water is clearest and currents are weakest. SnorkelForecast scores every daylight hour in Porto Santo so you can pick the calmest window.

What is the best tide for snorkeling?

High slack tide — within about an hour of the high-tide peak when currents are weakest — is the safest, clearest window. Strong low tides, strong tidal flow near channels or headlands, and large tidal-range days reduce score.

Porto Santo Snorkel Report Today

Portugal · Updated Fri 02:23 (WEST) · Source: Snapshot

The skinny

Marginal Report Fri 06:21

Porto Santo looks marginal today. The least-bad daylight window is around Fri 12:00, but waves is limiting the forecast.

Score: 4.5/10

Best time: Fri 12:00

Main risk: Waves

Best morning signal: Fri 11:00 (Fair).

Best afternoon signal: Fri 12:00 (Fair). Peak afternoon wind is about 7.1 m/s.

Email me when it is good

Sunrise

07:13

Sunset

21:10

Water

22.5°C

Max air

24.3°C

Sky

Partly cloudy

54% cloud

No safe 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

Friday

⚠️ fair conditions

Main blocker: Waves

Saturday

⚠️ fair conditions

Main blocker: Waves

Sunday

⚠️ fair conditions

Main blocker: Waves

Best available hours

Fri 11:00 — Fair (0.45) · still limited by waves, wind
Fri 10:00 — Fair (0.45) · still limited by waves, wind
Sun 08:00 — Fair (0.43) · still limited by waves, wind

Why this verdict

Main blockers across the next 72 hours:

Waves (68 hours)
Wind (61 hours)
Tide/current (50 hours)

Jellyfish drift risk

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

Low · 26/100

Low peak drift risk around Fri 18:00.

water is warm enough for occasional jellyfish; 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: Sat 23:00

Fri 10:00, Sat 11:00, Sat 23:00, Sun 12:00, Mon 00:00

Nearby alternatives in Portugal

Madeira - Garajau

67 km away

❌ Poor

Lagos

829 km away

⚠️ Fair

Azores - São Miguel

992 km away

✅ Good

Azores - Pico

1235 km away

✅ Good

Advanced forecast data

Viewing historical data

Sat 05:00 – Tue 05:00 (WEST)

Previous day Yesterday Next day Live

Snorkel Score (selected 24h)

Best snorkel score is 0.45 around Sat 21:00; 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.

Conditions (24h trends)

Tap a chart to load just that series.

0/24 sampled hours stay at or below 0.36m (range 1.42m to 1.9m).

Wind is at or below 5.4m/s in 5/24 sampled hours (range 3.85 to 7.31m/s).

Tides range from -0.92m to 0.59m; 2 of 24 hours are in or near peak slack windows.

72-hour historical overview

Sat 05:00 poor ❌ Limited

Sat 06:00 poor ❌ Limited

Sat 07:00 fair ⚠️ Fair

Sat 08:00 poor ❌ Limited

Sat 09:00 poor ❌ Limited

Sat 10:00 poor ❌ Limited

Sat 11:00 poor ❌ Limited

Sat 12:00 poor ❌ Limited

Sat 13:00 poor ❌ Limited

Sat 14:00 fair ⚠️ Fair

Sat 15:00 fair ⚠️ Fair

Sat 16:00 fair ⚠️ Fair

Sat 17:00 fair ⚠️ Fair

Sat 18:00 fair ⚠️ Fair

Sat 19:00 fair ⚠️ Fair

Sat 20:00 fair ⚠️ Fair

Sat 21:00 poor ❌ Limited

Sat 22:00 poor ❌ Limited

Sat 23:00 poor ❌ Limited

Sun 00:00 poor ❌ Limited

Sun 01:00 poor ❌ Limited

Sun 02:00 poor ❌ Limited

Sun 03:00 poor ❌ Limited

Sun 04:00 poor ❌ Limited

Sun 05:00 poor ❌ Limited

Sun 06:00 poor ❌ Limited

Sun 07:00 poor ❌ Limited

Sun 08:00 poor ❌ Limited

Sun 09:00 poor ❌ Limited

Sun 10:00 poor ❌ Limited

Sun 11:00 poor ❌ Limited

Sun 12:00 fair ⚠️ Fair

Sun 13:00 fair ⚠️ Fair

Sun 14:00 fair ⚠️ Fair

Sun 15:00 fair ⚠️ Fair

Sun 16:00 fair ⚠️ Fair

Sun 17:00 fair ⚠️ Fair

Sun 18:00 fair ⚠️ Fair

Sun 19:00 fair ⚠️ Fair

Sun 20:00 fair ⚠️ Fair

Sun 21:00 poor ❌ Limited

Sun 22:00 poor ❌ Limited

Sun 23:00 poor ❌ Limited

Mon 00:00 poor ❌ Limited

Mon 01:00 poor ❌ Limited

Mon 02:00 poor ❌ Limited

Mon 03:00 poor ❌ Limited

Mon 04:00 poor ❌ Limited

Mon 05:00 poor ❌ Limited

Mon 06:00 poor ❌ Limited

Mon 07:00 fair ⚠️ Fair

Mon 08:00 fair ⚠️ Fair

Mon 09:00 fair ⚠️ Fair

Mon 10:00 fair ⚠️ Fair

Mon 11:00 fair ⚠️ Fair

Mon 12:00 fair ⚠️ Fair

Mon 13:00 fair ⚠️ Fair

Mon 14:00 fair ⚠️ Fair

Mon 15:00 fair ⚠️ Fair

Mon 16:00 fair ⚠️ Fair

Mon 17:00 fair ⚠️ Fair

Mon 18:00 fair ⚠️ Fair

Mon 19:00 fair ⚠️ Fair

Mon 20:00 fair ⚠️ Fair

Mon 21:00 poor ❌ Limited

Mon 22:00 poor ❌ Limited

Mon 23:00 poor ❌ Limited

Tue 00:00 poor ❌ Limited

Tue 01:00 poor ❌ Limited

Tue 02:00 poor ❌ Limited

Tue 03:00 poor ❌ Limited

Tue 04:00 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 and safety gate (outside daylight scores lower).

Detailed hourly data table

Time	Wave (m)	Wind (m/s)	Sea temp (°C)	Status
Sat 05:00	1.42 · high	4.49 · good	22.70 · good	poor
Sat 06:00	1.46 · high	3.85 · good	22.70 · good	poor
Sat 07:00	1.50 · high	4.11 · good	22.70 · good	fair
Sat 08:00	1.56 · high	6.52 · high	22.70 · good	poor
Sat 09:00	1.60 · high	5.94 · high	22.70 · good	poor
Sat 10:00	1.64 · high	5.69 · high	22.70 · good	poor
Sat 11:00	1.66 · high	5.86 · high	22.70 · good	poor
Sat 12:00	1.70 · high	5.75 · high	22.80 · good	poor
Sat 13:00	1.74 · high	5.56 · high	22.80 · good	poor
Sat 14:00	1.78 · high	6.41 · high	22.80 · good	fair
Sat 15:00	1.82 · high	6.82 · high	22.90 · good	fair
Sat 16:00	1.84 · high	7.27 · high	22.90 · good	fair
Sat 17:00	1.88 · high	7.31 · high	23.00 · good	fair
Sat 18:00	1.90 · high	7.12 · high	23.00 · good	fair
Sat 19:00	1.90 · high	6.80 · high	23.00 · good	fair
Sat 20:00	1.90 · high	6.26 · high	22.90 · good	fair
Sat 21:00	1.90 · high	5.89 · high	22.90 · good	poor
Sat 22:00	1.88 · high	5.15 · good	22.90 · good	poor
Sat 23:00	1.86 · high	5.10 · good	22.80 · good	poor
Sun 00:00	1.84 · high	5.44 · high	22.80 · good	poor
Sun 01:00	1.82 · high	5.85 · high	22.70 · good	poor
Sun 02:00	1.78 · high	5.61 · high	22.70 · good	poor
Sun 03:00	1.76 · high	5.64 · high	22.70 · good	poor
Sun 04:00	1.74 · high	5.55 · high	22.60 · good	poor
Sun 05:00	1.70 · high	5.32 · good	22.60 · good	poor
Sun 06:00	1.68 · high	5.05 · good	22.60 · good	poor
Sun 07:00	1.68 · high	4.74 · good	22.20 · good	poor
Sun 08:00	1.68 · high	4.53 · good	22.30 · good	poor
Sun 09:00	1.68 · high	4.34 · good	22.30 · good	poor
Sun 10:00	1.68 · high	4.11 · good	22.40 · good	poor
Sun 11:00	1.66 · high	3.94 · good	22.40 · good	poor
Sun 12:00	1.66 · high	3.86 · good	22.50 · good	fair
Sun 13:00	1.64 · high	3.66 · good	22.60 · good	fair
Sun 14:00	1.60 · high	3.36 · good	22.70 · good	fair
Sun 15:00	1.58 · high	3.26 · good	22.80 · good	fair
Sun 16:00	1.54 · high	3.26 · good	22.90 · good	fair
Sun 17:00	1.48 · high	3.18 · good	22.90 · good	fair
Sun 18:00	1.44 · high	3.06 · good	23.00 · good	fair
Sun 19:00	1.40 · high	2.61 · good	23.00 · good	fair
Sun 20:00	1.34 · high	2.46 · good	22.90 · good	fair
Sun 21:00	1.30 · high	2.06 · good	22.80 · good	poor
Sun 22:00	1.26 · high	1.62 · good	22.80 · good	poor
Sun 23:00	1.22 · high	1.48 · good	22.70 · good	poor
Mon 00:00	1.18 · high	1.33 · good	22.60 · good	poor
Mon 01:00	1.18 · high	1.43 · good	22.60 · good	poor
Mon 02:00	1.16 · high	1.41 · good	22.50 · good	poor
Mon 03:00	1.16 · high	1.20 · good	22.50 · good	poor
Mon 04:00	1.16 · high	0.91 · good	22.50 · good	poor
Mon 05:00	1.16 · high	0.76 · good	22.50 · good	poor
Mon 06:00	1.16 · high	0.64 · good	22.50 · good	poor
Mon 07:00	1.16 · high	0.41 · good	22.60 · good	fair
Mon 08:00	1.14 · high	0.45 · good	22.70 · good	fair
Mon 09:00	1.14 · high	0.81 · good	22.80 · good	fair
Mon 10:00	1.14 · high	1.30 · good	22.90 · good	fair
Mon 11:00	1.14 · high	2.01 · good	23.00 · good	fair
Mon 12:00	1.14 · high	2.20 · good	23.10 · good	fair
Mon 13:00	1.12 · high	2.04 · good	23.20 · good	fair
Mon 14:00	1.08 · high	2.31 · good	23.20 · good	fair
Mon 15:00	1.06 · high	2.28 · good	23.30 · good	fair
Mon 16:00	1.02 · high	2.60 · good	23.40 · good	fair
Mon 17:00	1.00 · high	2.42 · good	23.40 · good	fair
Mon 18:00	0.96 · high	2.22 · good	23.40 · good	fair
Mon 19:00	0.94 · high	2.00 · good	23.40 · good	fair
Mon 20:00	0.92 · high	1.64 · good	23.30 · good	fair
Mon 21:00	0.90 · high	1.17 · good	23.20 · good	poor
Mon 22:00	0.88 · high	0.54 · good	23.10 · good	poor
Mon 23:00	0.88 · high	0.50 · good	23.00 · good	poor
Tue 00:00	0.86 · high	0.58 · good	23.00 · good	poor
Tue 01:00	0.86 · high	0.67 · good	22.90 · good	poor
Tue 02:00	0.84 · high	0.71 · good	22.90 · good	poor
Tue 03:00	0.84 · high	0.71 · good	22.80 · good	poor
Tue 04:00	0.84 · high	0.63 · good	22.80 · good	poor