Alert USA
weather NWS severe Alamosa, CO; Conejos, CO; Costilla, CO; Rio Grande, CO October 27, 2026 at 2:48 PM

Flood Warning

* WHAT...Flooding caused by excessive rainfall which occurred over the last couple of days is expected or ongoing.

* WHERE...Northeastern Conejos County, West Central Costilla County, Southeastern Rio Grande County, andSouthwestern Alamosa County in southeastern Colorado...

* WHEN...Until 145 PM MDT.

* IMPACTS...Flooding of rivers, creeks, streams, and other low-lying and flood-prone locations is imminent or occurring. Widespread inundation of agriculture fields, wetlands, and other low-lying areas.

* ADDITIONAL DETAILS... - At 842 AM MDT, Low lying flooding was still occurring in the warning area. - Low lying areas in Conejos, Costilla, Rio Grande and Alamosa counties - http://www.weather.gov/safety/flood

Flooding in Alamosa, CO; Conejos, CO; Costilla, CO; Rio Grande, CO can cut off roads with little warning, damage homes near low-lying areas, and disrupt power and water service. Even a few inches of moving water can carry away a vehicle.

This report is based on information from NWS, monitored by Alert USA's verified emergency feed.

Alert USA anticipates a high chance of travel disruptions, elevated property risk in low-lying areas, and possible power outages while the event is active.

Recommended steps: avoid flooded roads — turn around, don't drown; move to higher ground if you are in a low-lying area; charge phones and prepare for power loss; check on family and neighbors.

Alert USA is tracking this flood event and will update this report as verified information becomes available.

Verified by Alert USA • NWS

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