NWS All NOAA
797 FTUS41 KLWX 041949 AAA TAFIAD TAF AMD KIAD 041949Z 0420/0524 22007KT P6SM VCTS BKN050CB TEMPO 0420/0421 -TSRA BKN040CB FM050200 23003KT P6SM SCT070 FM051300 22004KT P6SM SCT050=