How to say “Apparently the luggage scale was showing the wrong weight all morning.” in Japanese

In Japanese

あの荷物用(にもつよう)はかり、午前中(ごぜんちゅう)ずっと重(おも)さが正(ただ)しく出(で)てなかったらしいよ。

Ano nimotsuyō hakari, gozenchū zutto omosa ga tadashiku detenakatta rashii yo.