NWS All NOAA
570 FTUS43 KLOT 030857 AAA TAFORD TAF AMD KORD 030857Z 0309/0412 20011KT P6SM SCT030 BKN050 FM031000 24009KT P6SM VCSH SCT012 BKN020 FM031500 29010KT P6SM SCT050 SCT250 FM040100 28005KT P6SM BKN200=