...FLOOD WATCH REMAINS IN EFFECT THROUGH THIS EVENING... * WHAT...Flash flooding caused by excessive rainfall continues to be possible. * WHERE...A portion of Utah, including the following areas, Castle Country, Central Mountains, San Rafael Swell, Wasatch Plateau/Book Cliffs, Western Uinta Basin, Bryce Canyon Country, Capitol Reef National Park and Vicinity, Glen Canyon Recreation Area/Lake Powell, South Central Utah, Southern Mountains, Upper Sevier River Valleys, Western Canyonlands, Lower Washington County, Southwest Utah and Zion National Park. * WHEN...Through this evening. * IMPACTS...Excessive rainfall may result in flooding of slot canyons, normally dry washes, slickrock areas, recent burn scars, and other low-lying and flood-prone locations. Flooding may occur in poor drainage and urban areas. Backcountry roads such as Cottonwood Road, Skutumpah Road, Hole-in-the-Rock Road, Notom-Bullfrog Road, Burr Trail, House Rock Valley Road, Hells Backbone, and Smokey Mountain may become impassable. * ADDITIONAL DETAILS... - Tropical moisture will remain in place across the region bringing widespread heavy rain, and increasing the threat of flash flooding across much of eastern and southern Utah. An increased risk of flash flooding will continue through Saturday evening across the watch area. - http://www.weather.gov/safety/flood