INDICE AO (Artic Oscillation)Fonte NoaaINDICE EA (East Atlantic)Fonte NoaaINDICE NAO (North Atlantic Oscillation)Fonte NoaaINDICE NAM (North Annular Mode)Fonte Noaa INDICE ITCZ (InterTropical Convergence Zone)Fonte NoaaPATTERN SCAND (Scandinavia)Fonte NoaaPATTERN PNA (North American Pattern)Fonte Noaa