Improvements in <scp>SINTEX‐F2</scp> seasonal prediction by implementing an atmospheric nudging scheme

نویسندگان

چکیده

Abstract Improvements in the seasonal prediction system Scale Interaction Experiment‐Frontier version 2 (SINTEX‐F2) achieved via atmospheric initialisation were evaluated using hindcast experiments. The was implemented an nudging scheme. skill of SINTEX‐F2 with and without (new original systems) for nine climate indices that represent interannual variability against observational data. It found some Tropics most midlatitude including subtropics improved by initialisation. skills El Niño–Southern Oscillation (ENSO) ENSO Modoki, however, remained comparable system. Further investigation revealed sea level pressure (SLP) predicted better new than 2‐m temperature system, due to SLP prediction. precipitation regions where had influence on precipitation. difference air–sea coupling regimes be effective improving different latitudes. enhances correct feedback ocean leading subsurface properties; thus, it can improve there. However, neglecting side feedback, deteriorates surface (SST) atmosphere is dominant. finding general used other systems increase their

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ژورنال

عنوان ژورنال: International Journal of Climatology

سال: 2023

ISSN: ['0899-8418', '1097-0088']

DOI: https://doi.org/10.1002/joc.8242