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                  <gco:CharacterString>Previsões diárias de agitação marítima – Modelo WW3 (WaveWatch III)</gco:CharacterString>
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            <gco:CharacterString>Este Conjunto de Dados Geográficos (CDG) fornece previsões diárias das seguintes variáveis de agitação marítima:

            • Altura significativa de onda (hs: sea_surface_wave_significant_height) - https://vocab.nerc.ac.uk/collection/P07/current/CFSN0385/ 
            • Direção média de propagação das ondas (Dp: sea_surface_wave_peak_direction) - https://vocab.nerc.ac.uk/collection/P07/current/I8P5MQ0F/
            • Período de pico das ondas (Tp: sea_surface_wave_period_at_variance_spectral_density_maximum) - https://vocab.nerc.ac.uk/collection/P07/current/CFV13N31/

As variáveis são calculadas automaticamente pelo modelo numérico de ondas WaveWatch III – WW3 (https://polar.ncep.noaa.gov/waves/wavewatch/), e atualizadas diariamente, com resolução temporal de 6 horas, até 7 dias de previsão.
Os dados são processados e disponibilizados em formato NetCDF através do THREDDS Data Server do Instituto Hidrográfico, cobrindo o domínio espacial de Portugal Continental e das Regiões Autónomas dos Açores e da Madeira.

Este conjunto de dados integra os Conjuntos de Dados de Elevado Valor/HVD identificados de acordo com o Regulamento de Execução n.º 2023/138 da Diretiva (UE) 2019/1024, relativa aos dados abertos e à reutilização de informações do setor público.

 Citação:
 Instituto Hidrográfico (2025): Previsões diárias da agitação marítima obtidas através do modelo numérico WaveWatch III (WW3). https://doi.org/10.71683/ced34614-9050-4752-9af0-e0e6e106d355</gco:CharacterString>
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