Severe · Flood WatchActive alert
Flood Watch issued October 20 at 9:53PM 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, 6:45 PM
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 6:45 PM.
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 continues to be 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, recent burn scars and other low-lying and flood-prone locations. Low-water crossings may be flooded. Storm drains and ditches may become clogged with debris. * ADDITIONAL DETAILS... - Strong thunderstorms capable of producing heavy rain could develop Wednesday and Thursday afternoons. Widespread moderate to heavy rainfall will also occur from a surge of tropical moisture arriving tomorrow and lingering through Friday morning. - http://www.weather.gov/safety/flood
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Alert data: U.S. National Weather Service / NOAA · Translation: WeatherTranslate™