Severe · Flood WarningActive alert
Flood Warning issued November 2 at 3:53PM MST until November 4 at
Affecting Alamosa, CO; Conejos, CO; Costilla, CO
In effect until: Nov 4, 2026, 11:00 PM
Alamosa, CO; Conejos, CO; Costilla, CO
Likely impact across 3 counties in CO; effects through 11:00 PM.
Avoid flooded areas. Move to higher ground if water is rising near you.
Read the original bulletin (official text)
Flooding along the Conejos River and San Antonio River continues. * WHAT...Flooding along the Conejos River and San Antonio River, caused by recent runoff from upstream rain and snowmelt, is occurring. * WHERE...Eastern Conejos County in south central Colorado... West Central Costilla County in south central Colorado... South Central Alamosa County in southeastern Colorado... * WHEN...Until 400 PM MST Wednesday. * IMPACTS...Flooding along the Conejos River, from Mogote downstream to Manassa, and the San Antonio River, near Ortiz downstream to Manassa, is ongoing. Additional flooding of creeks, streams, and other low-lying and flood-prone locations is possible. Numerous roads remain closed due to flooding. Expect many areas of slow moving or standing water through eastern Conejos County. * ADDITIONAL DETAILS... - At 347 PM MST, Upstream runoff from recent rain and snowmelt is causing flooding into eastern Conejos County. - Some locations that will experience flooding include... Manassa, Sanford, Antonito, Romeo, Alamosa East, Conejos and Ortiz. - http://www.water.noaa.gov
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Alert data: U.S. National Weather Service / NOAA · Translation: WeatherTranslate™