NCEP analyse
UTC
    Apr
    Sat
    28
    00
    Apr
    Sun
    29
    00
    Apr
    Mon
    30
    00
    May
    Tue
    1
    00
    May
    Wed
    2
    00
    May
    Thu
    3
    00
    May
    Fri
    4
    00
    May
    Sat
    5
    00