345 SACN31 KWBC 271900 RRA MTRYTR METAR CYTR 271900Z 21010G17KT 12SM FEW020CB SCT060 SCT100 SCT210 24/19 A2985 RMK CB2SC1AC1CI1 CB S QUAD MOV NE DENSITY ALT 1780FT DIST SH NW SLP107