Flash Flood Warning for Plymouth and Woodbury Counties, IA
If you are in immediate danger, call emergency services now.
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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 Plymouth County and northeastern Woodbury County in Iowa until 6:00 AM CDT.
Read this weather record in 30 seconds
- Record type
- Flash Flood Warning
- Affected area
- Northwestern Iowa
- Issued
- September 7, 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: 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
Flash Flood Warning issued by NWS Sioux Falls SD. Effective from September 7, 2026 at 3:02 AM CDT until September 7, 2026 at 6:00 AM CDT. Severity: Severe. Urgency: Immediate. Certainty: Likely.
Affected Areas
Southeastern Plymouth County in northwestern Iowa and northeastern Woodbury County in west central Iowa. Specific locations include Kingsley, Correctionville, and Pierson.
What You Should Do
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be especially cautious at night when it is harder to recognize the dangers of flooding.
Expected Conditions
Doppler radar indicated thunderstorms producing heavy rain. Between 2 and 3 inches of rain have fallen. Expected rainfall rate is 1 to 2 inches in 1 hour. Additional rainfall amounts of 0.5 to 1.5 inches are possible.
Timeline
The warning is in effect from 3:02 AM CDT until 6:00 AM CDT on September 7, 2026. Flash flooding is ongoing or expected to begin shortly.
Original source: NOAA Official Notice ↗
Related Weather Alerts
All Weather Alerts →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.
Similar body length
Nearest notices by article body length (1,001 characters here).
Similar severity timing
Same severity (high) notices issued closest in time to September 7, 2026.
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