The search will resume Thursday morning for a person reported missing from the Riverfront Park Campground along the Dowagiac River in Niles Township.
47 year-old Garen Patrick Collins, a resident of the campground, is 6 foot 2, about 265 pounds, with short brown hair, brown eyes, and a goatee.
His vehicle was found in the parking lot of the Pucker Street Dam.
Officials began searching for him on Tuesday.