ZION NATIONAL PARK, Utah, July 18, 2026 (Gephardt Daily) — Zion National Park has announced the closure of the Virgin River Narrows and all slot canyons due to the threat of rain and flash floods in the area. The National Weathers service has issued flood watches for Springdale, where the entrance to Zion National Park is located, now through Sunday. A 30% to 40% chance of rain is predicted. Flash floods can be caused by rain miles away, and can…