Alert USA
weather NWS severe Alamosa, CO; Conejos, CO; Costilla, CO; Rio Grande, CO October 27, 2026 at 5:55 AM

Flood Warning

* WHAT...Flooding caused by excessive rainfall is expected.

* WHERE...Northeastern Conejos County in south central Colorado... West Central Costilla County in south central Colorado... Southeastern Rio Grande County in south central Colorado... Southwestern Alamosa County in southeastern Colorado...

* WHEN...Until 1145 AM MDT Tuesday.

* 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 1155 PM MDT, Gauge reports continue to indicate high stream flows. Flooding is ongoing or expected to begin shortly in the warned area. - Some locations that will experience flooding include... Alamosa, San Luis Valley Airport, Sanford, La Jara and Alamosa East. - 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

Read full story at NWS Open Alert USA
Shared via Alert USA — emergency & community news, all 50 states + 5 territories.