(St. George, UT) — Flash floods are likely to sweep across all of Southern Utah’s national parks and national monuments today. The Southern Utah Flash Flooding Potential Rating shows floods are probable at Zion, Bryce Canyon, Arches, Capitol Reef, and Canyonlands along with Grand Staircase-Escalante National Monument and Glen Canyon National Recreation Area. Flash flooding will be likely on Friday as well, except for Zion and Bryce Canyon.