FTCN23 CWAO 231600 TAF CYHI 231640Z 2317/2401 01010KT P6SM OVC040 FM232000 01008KT P6SM SCT040 RMK NXT FCST BY 231900Z= TAF CYRA 231640Z NIL RMK INSUFFICIENT OBS. NXT FCST BY 231900Z= TAF CYDA 231640Z 2317/2324 VRB03KT P6SM OVC008 TEMPO 2317/2321 BKN010 FM232100 VRB03KT P6SM SCT015 BKN080 TEMPO 2321/2324 BKN015 RMK NXT FCST BY 232100Z=