But the formulas were so complicated and the number - crunching process so time - consuming that weather fronts were gone before forecasters could complete their calculations.
Namun, rumus - rumusnya sangat rumit dan proses penghitungannya sangat menghabiskan waktu sehingga garis batas antara udara hangat dan dingin sudah hilang sebelum para pemrakira menyelesaikan perhitungan mereka.