Frost advisory to be in effect overnight

Cold weather is sticking around for at least one more night.

The National Weather Service has issued a frost advisory from 1 to 7 a.m. Monday in McHenry County.

Temperatures are expected to be in the low to mid 30s. Sensitive plants left outside could be harmed or killed if left uncovered, the weather service said.

However, temperatures are expected to warm up quickly, as the highs on Tuesday and Wednesday are expected to be in the mid-80s, with highs in the mid-70s on Thursday and Friday.

- Northwest Herald.