FTCN38 CWAO 051900 RRA TAF CZUM 051944Z 0520/0608 20008KT 1/2SM SN OVC010 TEMPO 0520/0523 6SM -SN BKN012 OVC025 PROB30 0520/0523 2SM -SNRA BR VV008 FM052300 27008KT 2SM -SNRA BR BKN007 OVC012 TEMPO 0523/0602 6SM -SN OVC012 FM060200 27007KT P6SM FEW010 OVC060 BECMG 0604/0606 FEW015 RMK FCST BASED ON AUTO OBS. NXT FCST BY 060200Z=