Cape Sounio spearfishing forecast — wind, swell, visibility, tides & live cameras

Cape Sounio · Greece
5.4
wave 0.4 m head-on
visibility5m

Today — right on the edgewave, wind and visibility.

Sources: IPMA · NDBC · Copernicushigh confidence · data 16:06

Sources & confidence

Sources
IPMA · NDBC buoys · Copernicus Marine
Method
Model consensus, read per window
Freshness
Re-read every hour, per coast

Compiled by the spearo sea-state engine

The verdict comes from seven water factors and hard safety gates — not ten tabs. Go or stay.

How we score the water

Our own model

Our own forecast engine — not a third-party widget. It weighs these water factors into one go-or-stay verdict for this coast; the 0–10 dial is that verdict, read out as a number.

Swell & wave memory
Height, period and direction of the swell, plus the wake of recent storms — an old storm still stirs the water, and the engine remembers.
Wind & gusts
Speed and gusts, hour by hour — wind speed and an onshore push chop the surface and cut visibility.
Tide phase
Timing and range of the tide, calibrated per coast — big spring tides pull the verdict toward caution.
Water temperature
Sea-surface temperature — sharply cold water vetoes a green verdict.
Currents & outflow
Direction and drift of the current — it pushes you, and it drags turbid coastal water across where you dive.
Rain runoff & air clarity
Rain muddies the water inshore through land runoff, while fog and haze cut visibility at the surface.
Coast shape & exposure
How the coast faces the swell — a sheltered cove keeps the water clean; an exposed, head-on point takes a penalty.

Safety gates

  • Thunderstorm forecast — an instant red, no exceptions.
  • An official warning (MeteoAlarm / IPMA) — yellow, or red for the higher ranks.
  • Missing input data — a would-be green is capped to yellow rather than overstated.
  • Strong disagreement between forecast models — a green day is pulled back to yellow.
  • Night hours — forced red; the window is closed after dark.

It all folds into a single 0–10 score and one verdict: go or stay.

A forecast, not a guarantee — the sea has the last word.

Where to get in, where to hunt

Entry points with coordinates
Seabed relief — promising ground

This verdict — in your pocket. Open the app for the week's window.

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Android beta — QR code
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0 m

Surface

Wind, wave and the swell windows — when to go and the best hours.

spearo.app
calmupdated 16:06
Cape Sounio — solo, off the rocks
BORDERLINE
caution — solo off the rocks is risky, check on site · current 0.31 m/s
wave 0.4 m head-onwind 12, gusts 25 km/hvisibility ~7 mwindow 15:00–21:00
today, best window 18:00–21:00
fish · Visibility 7 m · Water 28.3°C
confidence high · verdict for the selected day
Whole week — tap a day. is driving swell right now.
Solo risk: carry a float · tell someone your plan and exit time · doubt = don't go. A model-based planner; the call is made on site.
Selected day

Windows, hours
and the day's trends.

The day is picked above, in the hero. Here are that day's windows, the hour-by-hour map and the trends. Tap a window to break down the conditions.

Wednesday · today2026-07-22
06:1920:41 · first quarter
01:00 03:00 07:00 09:00 12:00 13:00 17:00 21:00 · 0.1 m
Hours (06→20)
15
18
Day's trends
Tide-0.33 m
Wave0.50 m
Wind7 km/h
Water28 °C
fish activity: moonset 00:30 · moderate · moon underfoot 07:40 · high · moonrise 14:58 · moderate · moon overhead 20:00 · high
Conditions window15:00–18:00
caution — solo off the rocks is risky, check on site fish
Hs 0.22 mperiod 2.7 s head-onwind 12→25surge 0viz 5 m
0.22 mup to ~0.44 · 102° head-on
2.7 sswell moderate
12→25gusts 25 km/h
0weak surge
0.36m/s
5 mrecent swell
28.5°C5 mm + hood
▼17:00tide turn near
Atmosphere42 kmlandmarks visible
moderatemoonrise
  • wind 12 km/h
  • current 0.36 m/s
  • visibility ~5 m
confidence mediumday
Open the seafloor map with entry points

Your best window — with you. Forecast in your pocket.

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Android beta — QR code
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−10 m

The water column

Visibility and what drives it — post-storm clearing, river plume, temperature and the thermocline.

What it is

A marine instrument,
go / no-go for solo hunting.

spearo.app folds wind, wave, swell period, visibility, tides, water temperature and risk into a single verdict — go to the spot or not. It computes 7 days ahead from open marine models (Open-Meteo, IPMA), with no sign-up and no accounts. Built for solo spearfishing off the rocks, where any mistake costs dearly.

Now live: 1152 spots across 189 stretches of coast — mainland Portugal, Madeira and the Azores.

See all spots
−20 m

The seabed

Relief and bottom type, tides, and the depths of each spot.

On the rock

The forecast is the plan.
The call is on the rock.

The models set the window. Whether you go in is read only at the water: count the sets, watch the surge on the entry. If in doubt, you don't get in.

Entry points

Where to get in
off the rocks.

Scouted entries, coloured by today. The colour is the sea state at the spot, not a guarantee: the wash and a slippery entry you judge on site.

Open the seafloor map
"The parking lot"Cape Sounio
borderline
exposed head-on to the swell today (city-level)
window
tide
shelter
hazard
access

Rock/reef 18–40 m, shore/boat; easy roadside entry on the Sounio coast.

Google Maps
Arsida (Anavyssos)Cape Sounio
borderline
exposed head-on to the swell today (city-level)
window
tide
shelter
hazard
access

Reef and cave 25–35 m near Anavyssos beach, boat; NW-tucked, the Sounio meltemi lee.

Google Maps
Cape Sounio reefCape Sounio
borderline
exposed head-on to the swell today (city-level)
window
tide
shelter
hazard
access

Small caves and colourful canyons, rock 5–24 m under the temple headland, shore-scramble/boat; the clearest Attica shore water. Stay clear of the protected temple frontage.

Google Maps
Dikigorika WallCape Sounio
borderline
exposed head-on to the swell today (city-level)
window
tide
shelter
hazard
access

Vertical wall 18–35 m, boat; vertical structure, dentex/grouper on the edge.

Google Maps
Simos Wreck (Anavyssos)Cape Sounio
borderline
exposed head-on to the swell today (city-level)
window
tide
shelter
hazard
access

Wreck 9–18 m, shore-accessible; a rare shallow shore wreck here, beginner-friendly aspetto.

Google Maps

SOLO is the biggest risk: underwater you can black out from lack of oxygen silently and fatally, with no one around. Solo is never truly «safe». Below are the best weather windows; carry a buoy, tell someone your plan and exit time, and any doubt — don't go.

One morning glance — and you know.

Android: the public release is in Google Play review — leave your email and we'll send beta access today.

Android beta — QR code
point your camera

Surfacing

Cameras, map and reference — to hand as you come up.

Live cameras, map & reference
Cameras · live

Look at the water
right now.

Check the cam BEFORE you leave. Foam, brown/green murk, or waves washing the entry rocks = No-go. At night/in fog the cam is useless — treat it as «unknown», NOT «green».

Open the seafloor map →
Reference

What's in season,
what the law says.

National minimum sizes + a 150 g floor (in the table below); grouper 1/day. Spearfishing is closed all May (ΠΔ 373/1985).

In season now
  • white seabream
    Diplodus sargus · 0–12 m · EU 1967/2006
  • common octopus
    Octopus vulgaris · 0–15 m · weight ≥750 g
    Minimum by weight: ≥750 g (ΠΔ 62/2024). Don't take egg-bearing females.
  • dusky grouper
    Epinephelus marginatus · 8–35 m · EU 1967/2006
    Grouper: max 1/day (shared genus-Epinephelus limit).
  • common dentex
    Dentex dentex · 12–40 m · min 150 g
    Premier reef target. No EU size — the 150 g minimum only. Ethical ≥40 cm (not law).
  • red porgy
    Pagrus pagrus · 15–40 m · EU 1967/2006
  • gilthead seabream
    Sparus aurata · 2–20 m · EU 1967/2006
  • European seabass
    Dicentrarchus labrax · 0–15 m · EU 1967/2006
  • saddled seabream
    Oblada melanura · 3–15 m · min 150 g
    No EU size — only the 150 g minimum applies.
  • greater amberjack
    Seriola dumerili · 5–30 m · min 150 g
    No EU size — only the 150 g minimum applies.
  • leerfish / garrick
    Lichia amia · 2–20 m · min 150 g
    No EU size — only the 150 g minimum applies.
  • Mediterranean barracuda
    Sphyraena viridensis · 3–25 m · min 150 g
    No EU size — the 150 g minimum only. Histamine: bleed and chill at once.
  • flathead grey mullet
    Mugil cephalus · 0–8 m · min 150 g
    No EU size — only the 150 g minimum applies.
  • striped seabream
    Lithognathus mormyrus · 2–15 m · EU 1967/2006
  • brown meagre / corb
    Sciaena umbra · 5–30 m · EU 1967/2006
  • striped red mullet
    Mullus surmuletus · 3–30 m · EU 1967/2006
  • white grouper
    Epinephelus aeneus · 15–45 m · EU 1967/2006
    Grouper: max 1/day (shared genus-Epinephelus limit).
  • goldblotch grouper
    Epinephelus costae · 10–35 m · EU 1967/2006
    Grouper: max 1/day (shared genus-Epinephelus limit).
  • wreckfish / stone bass
    Polyprion americanus · 30–60 m · EU 1967/2006
    Deep wreck species. Does NOT count toward the grouper limit (different genus). 45 cm — to verify.
  • Mediterranean parrotfish
    Sparisoma cretense · 2–20 m · min 150 g
    Eastern-Med delicacy (Crete/Dodecanese). No EU size — the 150 g minimum only.
  • devil firefish (lionfish)
    Pterois miles · 5–40 m · invasive
    ⚠️ Invasive — removal encouraged, excellent flesh. Venomous spines: never grab bare-handed, cut the spines, treat a sting with hot water (>45 °C).
  • silver-cheeked toadfish
    Lagocephalus sceleratus · 5–40 m · invasive
    ☠️ Invasive — kill, but DO NOT EAT: deadly toxin (TTX). Sale banned (EU 854/2004). Powerful beak bites — never string it live on a stringer.
  • rabbitfish
    Siganus rivulatus / luridus · 2–20 m · invasive
    Invasive — removal encouraged, edible and tasty. Venomous dorsal/anal/pelvic spines — remove carefully, treat a sting with hot water.
Law
  • Pinna nobilis (πίννα, fan mussel) — full ban on taking/killing (Habitats Dir. 92/43 Annex IV; critically endangered).
  • Corals and sponges — recreational taking PROHIBITED (ΠΔ 373/85, art. 1§6).
  • Mediterranean monk seal (Monachus monachus) — strictly protected, keep your distance.
  • Sea turtles (Caretta caretta, Chelonia mydas) — protected, taking/disturbing is PROHIBITED.
  • Seahorses (Hippocampus) — protected.
Safety protocol
  • Sets: watch the wave trains ≥15 min before entering; Hmax ≈ 2×Hs, the wash can run 50 m past the foam line. A lull >10 min with period >12 s = a big set «overdue», do NOT enter; enter right after a full set passes and re-check at minute 30.
  • Exit FIRST: find your exit AND a backup before entering. On a rocky/boulder shore a 0.5 m rise in swell can make the exit impossible — getting pinned/unable to climb out is the main killer.
  • Headland rip: prominent points often have a permanent topographic rip regardless of the model — locate it, enter/exit on the windward side, never swim against it.
  • Cold: wetsuit per the SST chip; the first shiver = a metabolic surge and a drop in breath-hold → get out at the first steady shiver. Cap the session at 45–60 min below 15 °C.
  • Solo discipline: buoy up; tell someone the spot and exit time; conservative breath-hold (never push it in cold/murky/surfy water); visibility <3 m — don't enter.
  • Afternoon wind: on many coasts the wind builds from midday — plan to be out of the water by midday; the chop builds — get out.
  • UV 11:00–15:00 (UVI ≥6): sunscreen and cover up on the surface interval.
  • Solo is a fundamental risk (hypoxic blackout with no buddy). Any doubt = No-go.
Local guide · Cape Sounio

Spearfishing in Cape Sounio: spots, seasons and rules

Updated 2026-07-09 · By Oleksandr, spearfisher

Spearfishing Cape Sounio is attractive because the water can be much cleaner than the central Athens coast, but the legal boundary matters first. Stay clear of the immediate Temple of Poseidon and cape frontage. The practical plan is to use nearby structure: Arsida for the Anavyssos lee, Simos Wreck for a shallow shore-access wreck, and roadside reef ground only when sea state and boundaries are clear.

TL;DR

  • Cape Sounio has some of the clearest water near Athens, with exposed reefs and drop-offs that can clear to 15-20 m.
  • Do not frame the Temple of Poseidon frontage as a spearfishing spot; keep clear of the immediate archaeological zone.
  • When the cape is hit by SE wind or swell, tuck NW toward Anavyssos Bay and Arsida.

Where should you spearfish around Cape Sounio?

Avoid selling the temple frontage as a target. These nearby options keep the plan practical while still requiring yellow caution, buoy use and boundary checks.

SpotTypeDepthLevelAccessNotes
Arsida (Anavyssos)Reef and cave25-35 mIntermediate to advancedBoatNW-tucked from the cape and the main Sounio meltemi lee.
Simos WreckShallow wreck9-18 mMore accessibleShoreA rare shallow shore wreck near Anavyssos, but still needs clean exits and buoy discipline.
The parking lotRock and reef18-40 mIntermediateShore or boatEasy roadside entry on the Sounio coast, suitable only when the sea is settled and limits are clear.

What conditions matter most at Cape Sounio?

The cape is exposed to SE wind and swell, so the escape route is NW into Anavyssos Bay. Arsida is the named lee. The nearest listed camera is Porto Rafti, about 18 km NE, so it is only a broad sea-state clue. Greek legal baseline: May is totally banned (ΠΔ 373/1985); no licence since 2014; freediving-only; 5 kg/day. Keep clear of declared underwater archaeological zones.

FAQ

Can you spearfish under the Temple of Poseidon?

No. Treat the immediate cape and temple frontage as off-limits because of the coastal archaeological zone.

Do you need a license at Cape Sounio?

No. Greece has required no recreational fishing licence since 2014, though the state sign-up should be checked.

Is spearfishing banned in May?

Yes. The May national ban applies at Cape Sounio under ΠΔ 373/1985.

What is the best lee near Sounio?

Arsida in Anavyssos Bay is the named NW-tucked lee option.

What fish are noted around Sounio?

The area is described for sea bream, dentex, grouper and amberjack on points and deeper edges.

Sources

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