The Ultimate Christmas Present (2000)

Thirteen-year-old Allie Thompson and her best friend Sam stumble upon a magical weather machine, carelessly left behind by Santa Claus. Excitedly, they use it to create a rare snow day in sunny Los Angeles. However, their fun quickly spirals out of control as the machine unleashes chaos, endangering the festive spirit of Christmas. With the holiday hanging in the balance, the girls must find a way to fix their mistake before it's too late.