METAR: CYYC 211500Z 19003KT 20SM FEW180 BKN300 13/05 A2998 RMK AC1CI7 AC TR CC ASOCTD SLP156 DENSITY ALT 4200FT

TAF: CYYC 211440Z 2115/2212 VRB03KT P6SM FEW180 BECMG 2118/2120 19008KT FM220200 18008KT P6SM SKC BECMG 2203/2205 28005KT RMK NXT FCST BY 211800Z