Mareloa

Granja, Porto

Near São Félix da Marinha · 2.4 km

2 photos

Tide

Rising tide, -0.2 m
  • Low 05:50 AM · -1.0 m
  • High 12:03 PM · 1.2 m
  • Low 06:22 PM · -1.2 m
Tide calendar

Sea conditions

sea model sampled 2.1 km from the beach

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.

Estimated surface
≈ 15.9 °C
Waves
0.9 m
Period
11.1 s
Swell
0.8 m NW
Modelled current
0.4 km/h
Surface temperature · 24 h≈ 15.8 °C – 15.9 °C

Local conditions

UV
0.0
Cloud cover
94 %
Sunrise
07:10 AM
Sunset
05:25 PM

Temperature over 48 hours

Hourly temperature forecast

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

Seven-day weather outlook

Place characteristics

Distance to town
São Félix da Marinha · 2.4 km
Length
609 m
Dunes nearby
10 m
shore_axis_deg
164

Practical information

RecordedNot documented

© OpenStreetMap · Oct 20, 2026 · check on site · Sources

Surface
Sand

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Today’s windows

Calculated at 09:10 PM · rules coast-v5

  • Very good window
  • Possible window
  • Less favourable
  • Prohibited
  • Check first
  • Shore gathering — Check first

    Shore gathering

    04:38 AM–07:38 AM · Check first

    • 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

  • Beach run — Very good window

    Beach run

    08:00 AM–09:30 AM · Very good window

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

    Confidence 68 % · rules coast-v5 · Sources : EOT20 — Hart-Davis et al. (2021), DGFI-TUM, CC BY 4.0 · Données météo par Open-Meteo.com

  • Coastal walk — Very good window

    Coastal walk

    09:00 AM–11:00 AM · Very good window

    • moderate wind
    • low rain risk
    • comfortable walking hour

    Confidence 68 % · rules coast-v5 · Sources : EOT20 — Hart-Davis et al. (2021), DGFI-TUM, CC BY 4.0 · Données météo par Open-Meteo.com

  • Family beach time — Check first

    Family beach time

    11:00 AM–02:00 PM · Check first

    • moderate wind

    Confidence 0 % · rules coast-v5 · Sources : EOT20 — Hart-Davis et al. (2021), DGFI-TUM, CC BY 4.0 · Données météo par Open-Meteo.com

  • Photography — Less favourable — rain likely

    Photography

    03:24 PM–05:24 PM · Less favourable

    • moderate wind
    • late-day light

    Confidence 68 % · rules coast-v5 · Sources : EOT20 — Hart-Davis et al. (2021), DGFI-TUM, CC BY 4.0 · Données météo par Open-Meteo.com

  • Sunset — Less favourable — rain likely

    Sunset

    04:39 PM–06:09 PM · Less favourable

    • moderate wind
    • around sunset

    Confidence 68 % · rules coast-v5 · Sources : EOT20 — Hart-Davis et al. (2021), DGFI-TUM, CC BY 4.0 · Données météo par Open-Meteo.com

Beaches nearby

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

Advanced
Tide, weather and sea conditions modelled by Open‑Meteo — not a navigation tool

Country profile

Languages
Portuguese
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

EEA/WISE Bathing Water Quality 2025 et autorités nationales — classement annuel, pas un avis sanitaire actuelAging

Official catalogue · Bathing water quality

Method and source ↗Licence ↗
© OpenStreetMap contributors — OSM database base 2026-10-20T20:23:47Z; offline reviewed snapshot (companion profile), ODbLFresh

Catalogue review

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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