NWS All NOAA
579 FTUS43 KGRB 031221 AAA TAFATW TAF AMD KATW 031221Z 0312/0412 27006KT P6SM OVC012 FM031400 26007KT P6SM SCT015 FM031600 25014G23KT P6SM SCT100 FM040000 25005KT P6SM SCT250=