Mareloa

Plage de Lost-Marc'h, Finistère

Near Crozon · 6.2 km

6 beaches near this one

Practical information

Tide

Heights retain the vertical reference supplied by the source and are not an official hydrographic zero.

NowFalling tide2.1 m
Next eventLow · 02:27 PMin 5 h 18 · -2.2 m

Tidal range

Difference in height between one high tide and the following low tide.

Translated from the cited source.

Source: Shom — Définitions des mots clefs (GT TSH, mars 2025)

4.8 m
Heights shown-2.2 m → 2.4 m
2.4 m0.9 m-0.7 m-2.2 mHigh08:11 AM2.4 mLow02:27 PM-2.2 mHigh08:35 PM2.2 mLow02:48 AM-1.9 m
  • High08:11 AM · 2.4 m
  • Low02:27 PM · -2.2 m
  • High08:35 PM · 2.2 m
  • Low02:48 AM · -1.9 m

Hover or touch the curve to read the time and height. Use arrow keys on a keyboard.

Sea conditions

sea model sampled 9.1 km from the beach

Estimated surface09:00 AM
≈ 17.1 °C
Waves
2.1 m
Period
9.9 s
Swell
1.9 m W
Modelled current
0.8 km/h
Surface temperature · 24 h≈ 17.2 °C – 17.3 °C
17.2 °C
17.3 °C
17.3 °C
17.2 °C
17.2 °C

Local conditions

UV
0.1
Cloud cover
0 %
Sunrise
08:17 AM
Sunset
07:57 PM

Forecast

Temperature over 48 hours

Hourly temperature forecast

This point remains readable, but it is outside the common selectable horizon.

Seven-day weather outlook

Practical information

Length
789 mSource record 9/15/2026 · Open source
Dunes nearby
0 mSource record 9/15/2026 · Open source
Shade features nearby
DunesNearby, does not guarantee shade on the beach.recorded by the source · Source record 9/15/2026 · Open source
Horizon (relief)
N 4° · NE 4° · E 6° · SE 5° · S 4° · SW 0° · W 0° · NW 3°Relief only, excludes vegetation and buildings.Source record 9/26/2026 · Open source
Shore axis
170°Source record 9/15/2026 · Open source

Sun and shore orientation

October 1, 2026 · Estimated times · local time

Sunrise

Shore orientation unavailable

Sunset

Shore orientation unavailable

Calculation method

Wind on the beach

Wind in your face

estimate

Bathing supervision

Supervision not provided

Do you know this beach?

The animation may show sand as a visual default; that does not confirm the real surface. What is the ground actually made of here?

What is the ground made of?

Practical information recorded by the source

This information is source-recorded and may not describe the current situation.

Nearby services
toilets 1 · parking 2recorded by the source · Source record 9/15/2026 · Open source
Naturism
YesAccording to OpenStreetMap; check on site.recorded by the source · Source record 9/15/2026 · Open source
Show catalogue context
Local area
29recorded by the source · Source record 9/15/2026 · Open source
Catalogue record
Mapped beachrecorded by the source · Source record 9/15/2026 · Open source
Coast
Bretagne nordSource record 9/15/2026 · Open source
Water body
OceanSource record 9/15/2026 · Open source

Today’s windows

Calculated at 09:09 AM
coastal walkVery good window10:00 AM – 12:00 PM

coastal walk

Very good window

10:00 AM – 12:00 PM

  • moderate wind
  • low rain risk
  • comfortable walking hour

Confidence 69 % · rules coast-v5

Sources EOT20 — Hart-Davis et al. (2021), DGFI-TUM, CC BY 4.0 · Données météo par Open-Meteo.com

shore gatheringCheck first12:27 PM – 03:27 PM

shore gathering

Check first

12:27 PM – 03:27 PM

  • physical window around low tide

Confidence 40 % · rules coast-v5

Sources EOT20 — Hart-Davis et al. (2021), DGFI-TUM, CC BY 4.0 · Données météo par Open-Meteo.com

family beach timeCheck first02:00 PM – 05:00 PM

family beach time

Check first

02:00 PM – 05:00 PM

  • moderate wind
  • low rain risk
  • mild temperature

Confidence 0 % · rules coast-v5

Sources EOT20 — Hart-Davis et al. (2021), DGFI-TUM, CC BY 4.0 · Données météo par Open-Meteo.com

photographyVery good window05:57 PM – 07:57 PM

photography

Very good window

05:57 PM – 07:57 PM

  • moderate wind
  • low rain risk
  • late-day light

Confidence 69 % · rules coast-v5

Sources EOT20 — Hart-Davis et al. (2021), DGFI-TUM, CC BY 4.0 · Données météo par Open-Meteo.com

sunsetVery good window07:12 PM – 08:42 PM

sunset

Very good window

07:12 PM – 08:42 PM

  • moderate wind
  • low rain risk
  • around sunset

Confidence 69 % · rules coast-v5

Sources EOT20 — Hart-Davis et al. (2021), DGFI-TUM, CC BY 4.0 · Données météo par Open-Meteo.com

beach runVery good window08:00 AM – 09:30 AM

beach run

Very good window

08:00 AM – 09:30 AM

  • moderate wind
  • low rain risk
  • cooler hour for running

Confidence 69 % · rules coast-v5

Sources EOT20 — Hart-Davis et al. (2021), DGFI-TUM, CC BY 4.0 · Données météo par Open-Meteo.com

Explore nearby

Beaches nearby

Cyaenn · CC BY-SA 3.0
Distance3.7 km

Goulien, Finistère

Annual classification available

Annual classification: Excellent

Open beach
Distance4.2 km

Morgat (Le Loc'H), Finistère

Annual classification available

Annual classification: Excellent

Open beach
Giorgio Galeotti · CC BY 4.0
Distance4.4 km

Kersiguenou, Finistère

Annual classification available

Annual classification: Excellent

Open beach
HubertFleury · CC BY-SA 4.0
Distance4.6 km

Kador, Finistère

Annual classification available

Annual classification: Excellent

Open beach
Distance4.8 km

Morgat (Toul An Trez), Finistère

Annual classification available

Annual classification: Excellent

Open beach
Auregann · CC BY-SA 3.0
Distance5.4 km

Kerloc'H, Finistère

Annual classification available

Annual classification: Excellent

Open beach

Discovery score: distance, available annual classification and catalogue quality. It is neither real-time health advice nor a safety conclusion.

Seven-day tide

Modelled tidal range · source reference
ThursdayFriday3 Saturday4 Sunday5 Monday6 Tuesday7 Wednesday
Modelled tidal range4.76 m
Low tide02:04 AM-2.36 m
High tide08:11 AM2.40 m
Low tide02:27 PM-2.23 m
High tide08:35 PM2.15 m
Modelled tidal range3.93 m
Low tide02:48 AM-1.93 m
High tide08:57 AM2.00 m
Low tide03:18 PM-1.78 m
High tide09:28 PM1.66 m
Modelled tidal range3.02 m
Low tide03:44 AM-1.45 m
High tide09:57 AM1.56 m
Low tide04:29 PM-1.34 m
High tide10:39 PM1.20 m
Modelled tidal range2.38 m
Low tide05:07 AM-1.07 m
High tide11:22 AM1.24 m
Low tide06:12 PM-1.14 m
Modelled tidal range2.61 m
High tide12:24 AM0.99 m
Low tide06:55 AM-1.03 m
High tide01:10 PM1.27 m
Low tide07:52 PM-1.34 m
Modelled tidal range3.38 m
High tide02:06 AM1.20 m
Low tide08:21 AM-1.34 m
High tide02:34 PM1.62 m
Low tide09:00 PM-1.76 m
Modelled tidal range4.23 m
High tide03:12 AM1.61 m
Low tide09:20 AM-1.77 m
High tide03:31 PM2.05 m
Low tide09:51 PM-2.18 m
Tide calendar
Tide, weather and sea conditions modelled by Open‑Meteo — not a navigation tool

Country profile

Languages
French
Emergency
General number 112Police 17Fire 18Ambulance 15
Currency
Euro
Driving side
right

Wikidata · CC0 · Retrieved on Sep 18, 2026

Sources and method

Tide heights
Heights retain the vertical reference supplied by the source and are not an official hydrographic zero.
Sea temperature and conditions
Temperature and conditions come from a limited-resolution coastal model, not an observation at the beach. Do not use for navigation or to conclude that bathing is safe.
Beach characteristics
These place characteristics are recorded from the linked sources. They describe the place, not current conditions.

Source & freshness

© OpenStreetMap contributors — named coastal features, ODbL; geographic catalogue, not current bathing-health informationAging

Official catalogue · Bathing water quality

Method and source ↗Licence ↗
Copernicus DEM GLO-30 -- (c) DLR e.V. 2010-2014 and Airbus Defence and Space GmbH 2014-2018 provided under COPERNICUS by the European Union and ESA; distributed via the AWS Open Data Registry (bucket copernicus-dem-30m).Fresh

Additional source

Method and source ↗

Modelled sea level: limited coastal accuracy, and a different reference from chart datum.

GeoNames · CC BY 4.0

Modelled data and this estimate do not replace an official source. Mareloa is not a navigation tool.

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Mareloa

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