341 FTUS41 KLWX 070531 TAFMRB TAF KMRB 070531Z 0706/0806 VRB03KT P6SM OVC017 TEMPO 0706/0708 4SM BR FM071200 25004KT P6SM OVC020 FM071400 26008KT P6SM OVC035 FM071800 28015G27KT P6SM OVC040 FM080100 29009KT P6SM SCT045=