WSTS31 DTTA 052000 DTTC SIGMET 02 VALID 052000/052400 DTTA- DTTC TUNIS FIR EMBD TS OBS WI N3521 E00906 - N3519 E01055 - N3415 E01040 - N3415 E00910 - N3521 E00906 TOP FL350 MOV E NC=