Temperatures are expected to plunge this weekend. Here’s what you need to know.

When will temperatures fall?

It will get colder on Sunday, with temperatures dropping into the mid-20s overnight, said Andrew White, a meteorologist with the National Weather Service in Indianapolis.

What about wind chill?

Wind speeds of up to 20 mph will make the temperature feel as though it’s about 15 degrees Fahrenheit, White said.

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