MONROE, La. (KNOE) — Families across the ArkLaMiss are preparing for a hot Fourth of July, and the extreme heat can be dangerous — even deadly. Outdoor plans such as grilling, boating, or waiting for a parade can quickly lead to dehydration. Helen Allen, a nutritionist, said alcohol can make matters worse. “You don’t realize how much you’ve consumed,” Allen said. “You’re out in the heat, and you’re not drinking water. Alcohol, as I said, it leads to dehydration.