SPCN61 CYIV 310321 SPECI CYIV 310321Z AUTO 22003KT 170V240 9SM -RA VCTS FEW071 BKN085 BKN110 OVC150 19/17 A2965 RMK LTNG DIST ALQDS PRESRR SLP045 DENSITY ALT 1800FT=