- var_dump: documentation ( source)
- array_shift: documentation ( source)
- explode: documentation ( source)
<?php
$TAF = "ESMS 020501Z 0206/0306 30012KT 9999 BKN014 BECMG 0206/0208 SCT030 TEMPO 0209/0306 28015G25KT=";
$Tempo = explode(array(" TEMPO ", " BECMG "), array($TAF, $TAF));
array_shift($Tempo);
var_dump($Tempo);