Severe · Flood WatchActive alert
Flood Watch issued October 20 at 11:13AM MDT until October 23 at
Affecting Southwest San Juan Mountains; Four Corners/Upper Dolores River; Animas River Basin; San Juan River Basin; Southeast Utah; Arches/Grand Flat; La Sal and Abajo Mountains; Canyonlands/Natural Bridges
In effect until: Oct 21, 2026, 6:00 AM
Southwest San Juan Mountains; Four Corners/Upper Dolores River; Animas River Basin; San Juan River Basin; Southeast Utah; Arches/Grand Flat; La Sal and Abajo Mountains; Canyonlands/Natural Bridges
Possible impact zone; conditions develop through 6:00 AM.
You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop.
Read the original bulletin (official text)
* WHAT...Flooding caused by excessive rainfall is possible. * WHERE...Portions of southwest Colorado, including the following areas, Animas River Basin, Four Corners/Upper Dolores River, San Juan River Basin and Southwest San Juan Mountains and Utah, including the following areas, Arches/Grand Flat, Canyonlands/Natural Bridges, La Sal and Abajo Mountains and Southeast Utah. * WHEN...From Wednesday afternoon through Friday morning. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, recently burned areas, and other low-lying and flood-prone locations. Storm drains and ditches may become clogged with debris. * ADDITIONAL DETAILS... - Strong thunderstorms capable of producing heavy rain could develop Wednesday afternoon, followed by widespread moderate to heavy rainfall from a surge of tropical moisture Wednesday night through Friday morning. - http://www.weather.gov/safety/flood
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Alert data: U.S. National Weather Service / NOAA · Translation: WeatherTranslate™