Crews have made big progress in fighting a wildfire at Guernsey State Park in southeast Wyoming. Saturday at Guernsey State Park. Residents who evacuated from Hartville and Guernsey are now allowed to return to their homes. Guernsey State Park remains closed to visitors, though park officials will be escorting interested parties to their cabins or private property. Community members interested in hearing more about the fire operations are invited to attend a meeting at 7 p.m. tonight at Guernsey Sunrise School.