METAR KSSI 212055Z AUTO 15009KT 10SM CLR 24/18 A2997 RMK AO2
TAF KSSI 211729Z 2118/2218 27007KT P6SM SCT040 
  FM211930 14008KT P6SM FEW045 
  FM220200 21006KT P6SM SKC 
  FM220900 27005KT P6SM SCT040 SCT250 
  FM221300 32008KT P6SM FEW045 FEW250