tcnames={
    # basin - S : SIO
# basin - P : SPWAC
# basin - Q : SLANT
# basin - A : ASEA
# basin - B : BAYB
# basin - I : NIO
# basin - W : WESTPAC
# basin - C : CENTPAC
# basin - E : EASTPAC
# basin - L : LANT
        ('1925','01L'): 'UNNAMED',
        ('1925','02L'): 'UNNAMED',
        ('1925','03L'): 'UNNAMED',
        ('1925','04L'): 'UNNAMED',

}