WAUS44 KKCI 182045 WA4S DFWS WA 182045 AIRMET SIERRA UPDT 4 FOR IFR AND MTN OBSCN VALID UNTIL 190300 . AIRMET IFR...AL FROM 30SSE MGM TO PZD TO 50SW PZD TO 20SW CEW TO 30SSE MGM CIG BLW 010/VIS BLW 3SM BR/FG. CONDS DVLPG AFT 00Z. . AIRMET IFR...TN MS AL IN KY FROM CVG TO HNN TO HMV TO 40SSW GQO TO 30E VUZ TO 20ESE IGB TO 40E SQS TO 20SE MEM TO 60ESE DYR TO 30SSW IIU TO CVG CIG BLW 010/VIS BLW 3SM PCPN/BR/FG. CONDS CONTG BYD 03Z THRU 09Z. . AIRMET IFR...TX AR LA MS FROM 40SW SQS TO 30SW MHZ TO 20WSW LSU TO 50SSE LFK TO 20ENE LFK TO 30WSW MLU TO 20N MLU TO 40SW SQS CIG BLW 010/VIS BLW 3SM PCPN/BR. CONDS ENDG 21-00Z. . AIRMET MTN OBSCN...TN KY FROM HNN TO HMV TO GQO TO 50WSW LOZ TO HNN MTNS OBSC BY CLDS/PCPN/BR. CONDS CONTG BYD 03Z THRU 09Z. . OTLK VALID 0300-0900Z...IFR TX LA MS AL AND CSTL WTRS BOUNDED BY 40SSW IGB-40WNW MGM-40SW LGC-50SW PZD-40W CEW-40SE SJI-40E HRV-70WSW LEV-60SSW LCH-30E IAH-30SSW LFK-30ENE LFK- 40NNW AEX-30WNW MHZ-40SSW IGB CIG BLW 010/VIS BLW 3SM BR/FG. CONDS DVLPG AFT 03Z. CONDS CONTG THRU 09Z. ....