Flash Flood Warning Issued for Southeastern Minnehaha County, SD

Source: NOAA · Southeastern Minnehaha County, South Dakota

This alert is no longer in effect.

NOAA issued it on June 8, 2026, 2 months 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 Sioux Falls has issued a Flash Flood Warning for southeastern Minnehaha County until 2:15 AM CDT May 25 due to thunderstorms producing heavy rain.

Read this weather record in 30 seconds

Record type
Flash Flood Warning
Affected area
Southeastern Minnehaha County, South Dakota
Issued
June 8, 2026
Issuing authority
NWS Sioux Falls SD

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 2 months ago; use the issuing agency's live warning service for current conditions in Southeastern Minnehaha County, South Dakota.

Alert Details

Flash Flood Warning issued by NWS Sioux Falls SD. Effective from May 24 at 11:29 PM CDT until May 25 at 2:15 AM CDT. Severity: Severe. Urgency: Immediate. Certainty: Likely.

Affected Areas

Southeastern Minnehaha County in southeastern South Dakota, including Sioux Falls, Brandon, and Ellis.

What You Should Do

Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles.

Expected Conditions

Doppler radar indicated thunderstorms producing heavy rain. Between 1 and 2 inches of rain have fallen. Expected rainfall rate is 2 to 3 inches in 1 hour. Additional rainfall amounts of 1 to 2 inches are possible.

Timeline

Alert effective May 24 at 11:29 PM CDT. Expires May 25 at 2:15 AM CDT.

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 Sioux Falls has issued a Flash Flood Warning for southeastern Minnehaha County until 2:15 AM CDT May 25 due to thunderstorms producing heavy rain.
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 Minnehaha County, South Dakota. 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.