depuis : 16/09/2026, 11:13
à: 17/09/2026, 02:15

* WHAT...Flash flooding caused by excessive rainfall continues to be possible. * WHERE...A portion of Utah, including the following area, Capitol Reef National Park and Vicinity. * WHEN...Through late tonight. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, dry washes, slot canyons, and other low-lying and flood-prone locations such as slickrock areas and recent burn scars. * ADDITIONAL DETAILS... - Deep moisture will remain in place across the region. Several disturbances will fuel development of thunderstorms with rainfall rates in excess of 0.25 to 0.50 inches per hour. In areas with training thunderstorms, rainfall rates will exceed 0.50 inches per hour. This will cause flash flooding in areas such as normally dry washes, slot canyons, and slickrock areas. - http://www.weather.gov/safety/flood

depuis : 16/09/2026, 11:13
à: 17/09/2026, 02:15

* WHAT...Flash flooding caused by excessive rainfall continues to be possible. * WHERE...A portion of Utah, including the following areas, Glen Canyon Recreation Area/Lake Powell, South Central Utah, Western Canyonlands and Zion National Park. * WHEN...Through late tonight. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, dry washes, slot canyons, and other low-lying and flood-prone locations such as slickrock areas and recent burn scars. * ADDITIONAL DETAILS... - Deep moisture will remain in place across the region. Several disturbances will fuel development of thunderstorms with rainfall rates in excess of 0.25 to 0.50 inches per hour. In areas with training thunderstorms, rainfall rates will exceed 0.50 inches per hour. This will cause flash flooding in areas such as normally dry washes, slot canyons, and slickrock areas. - http://www.weather.gov/safety/flood

depuis : 16/09/2026, 18:00
à: 17/09/2026, 02:15

* WHAT...Flash flooding caused by excessive rainfall continues to be possible. * WHERE...A portion of Utah, including the following areas, Bryce Canyon Country, Southern Mountains, Upper Sevier River Valleys, Lower Washington County and Southwest Utah. * WHEN...From 6 PM MDT this evening through late tonight. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, dry washes, slot canyons, and other low-lying and flood-prone locations such as slickrock areas and recent burn scars. * ADDITIONAL DETAILS... - An area of showers and thunderstorms will develop into southwest Utah this evening. The period of heaviest rainfall potential will be overnight especially after 9 PM MDT this evening through the early morning hours on Thursday. Flooding at night can be especially dangerous and hard to see if driving at night. - http://www.weather.gov/safety/flood