Flash Flood Warning Issued for Southeastern Lincoln County, CO

Source: NOAA · Southeastern Lincoln County, Colorado

This alert is no longer in effect.

NOAA issued it on August 16, 2026, 7 days ago. Warnings of this kind stay in effect for hours to a few days, so this page is a historical record of what was issued, not a current warning. For conditions where you are right now, check weather.gov (US), weather.gc.ca (Canada), the Met Office (UK), or the Bureau of Meteorology (Australia).

Areazine synthesizes this NWS weather alert directly from NOAA's official public data feed. See our methodology for full source attribution and refresh cadence.

NWS Denver has issued a Flash Flood Warning for southeastern Lincoln County in east central Colorado until 8:30 PM MDT on August 16.

Read this weather record in 30 seconds

Record type
Flash Flood Warning
Affected area
Southeastern Lincoln County, Colorado
Issued
August 16, 2026
Issuing authority
NWS Denver CO

Flood notices turn on location and timing. Treat the named area as this record's scope; do not assume nearby counties, parishes, or waterways were included.

Record status: historical. It was issued 7 days ago; use the issuing agency's live warning service for current conditions in Southeastern Lincoln County, Colorado.

Alert Details

Flash Flood Warning issued by NWS Denver CO. Effective from 5:31 PM MDT August 16, 2026, until 8:30 PM MDT August 16, 2026.

Affected Areas

Southeastern Lincoln County in east central Colorado, including Boyero. This includes Coon Creek, Rush Creek, Big Sandy Creek, and Folger Gulch.

What You Should Do

Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Stay away or be swept away. River banks and culverts can become unstable and unsafe. Excessive runoff from this storm will cause flash flooding of small creeks and streams, country roads, farmland along creeks, and other low lying areas.

Expected Conditions

At 5:31 PM MDT, Doppler radar and automated rain gauges indicated thunderstorms producing heavy rain across the warned area. Between 1 and 3.5 inches of rain have fallen. Additional rainfall amounts of 1 to 2 inches are possible in the southern portions of the warned area.

Timeline

The warning is in effect until 8:30 PM MDT on August 16, 2026.

Original source: NOAA Official Notice ↗

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Nationwide notices with similar length or severity timing 8

Two Areazine-derived peer sets for this NWS weather alert: nearest notices by body length and by same severity near the same agency date. Peers come from other categories so they are not the same-feed Related list above.

Frequently Asked Questions

Common questions about this NWS weather alert.

What is this NWS weather alert about?
NWS Denver has issued a Flash Flood Warning for southeastern Lincoln County in east central Colorado until 8:30 PM MDT on August 16.
Which agency issued this alert?
This alert was issued by NOAA. The original notice is available at the source link at the bottom of this article.
How severe is this alert?
This alert is classified as "high" severity. Take precautions and monitor for updates.
What area is affected?
This alert affects Southeastern Lincoln County, Colorado. Check with NOAA for the most current geographic scope.
Where can I find more Weather Alerts updates?
Browse the full Weather Alerts feed on Areazine at areazine.com/weather/ for the latest updates from NOAA and other agencies.