Flood Warning Issued for Polk County, Iowa

Source: NOAA · Polk County, Iowa

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NWS Des Moines has issued a Flood Warning for Walnut Creek at Des Moines 63rd St in Polk County until 4:00 PM CDT September 9.

Read this weather record in 30 seconds

Record type
Flood Warning
Affected area
Polk County, Iowa
Issued
September 9, 2026
Issuing authority
NWS Des Moines IA

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: publication date is recent, but current status is not stored on this page. Check the issuing agency's live warning service before acting because warnings can be updated, narrowed, or cancelled.

Alert Details

A Flood Warning has been issued by the National Weather Service in Des Moines IA. The alert is effective from September 9 at 1:29 AM CDT and remains in effect until September 9 at 4:00 PM CDT.

Affected Areas

The warning covers Walnut Creek at Des Moines 63rd St affecting Polk County, Iowa, specifically from 1 1/3 miles upstream of North Walnut Creek to the Raccoon River.

What You Should Do

Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. For the latest stream observations and forecasts refer to weather.gov/desmoines/water.

Expected Conditions

Minor flooding is forecast. At 1:16 AM CDT the stage was 12.9 feet and rising. The river is expected to rise above flood stage (14.0 feet) early this morning to a crest of 14.8 feet early this morning.

Timeline

The alert is effective from September 9 at 1:29 AM CDT with onset at 2:00 AM CDT. The river is forecast to fall below flood stage late this morning, with the warning expiring at 1:30 PM CDT and ending at 4:00 PM CDT.

Original source: NOAA Official Notice ↗

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Nationwide notices with similar length or severity timing 8

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Frequently Asked Questions

Common questions about this NWS weather alert.

What is this NWS weather alert about?
NWS Des Moines has issued a Flood Warning for Walnut Creek at Des Moines 63rd St in Polk County until 4:00 PM CDT September 9.
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 Polk County, Iowa. 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.