‘Drop’ and ‘plunge’ and ‘nosedive’: words to describe falling temperatures

How would you describe a sudden fall in temperature? Here are some words that might help:

Plummet

Temperature in the region plummets as polar storm sets in.

Drop

Temperature drops to minus 36 in Toronto.

Nosedive

Residents woke up to brutal cold after temperature in this region nosedived overnight.

Dip

Arctic blasts causes temperatures to dip into bone-chilling numbers

Plunge

Plunging temperatures and freezing rain has made the roads unsafe for driving.

Bottom out

Temperatures expected to bottom out around minus forty in parts of Canada

Sink

The Weather Network reported that temperatures in the region could sink to forty-five below zero.