Severe Flood ● Closed
Flood Watch issued September 29 at 8:39PM CDT until October 1 at 7:00PM CDT by NWS Sioux Falls SD, United States of America
Loading live data… · Marker positions are approximate; severity is labelled in each popup. Sources: USGS, GDACS, NASA EONET, NOAA/NWS, EMSC.
* WHAT...Flooding caused by excessive rainfall continues to be
possible.
* WHERE...Portions of Iowa, including the following counties, Buena
Vista, Cherokee, Clay, Ida and Woodbury and northeast Nebraska,
including the following county, Dakota.
* WHEN...Through Thursday evening.
* IMPACTS...Flooding may occur in poor drainage and urban areas.
* ADDITIONAL DETAILS...
- Recent trends continue to shift the focus for heavier rain
southward, closer to the I-80 corridor. While the latest
forecasted rain totals for the local area are in the 0.5 to 1.5
inch range, uncertainty in the storm track remains and higher
rainfall totals could still shift back north.
- Stay up to date with the latest river observations and forecasts
at: water.noaa.gov
Measurements
| Coordinates | 39.9645, -100.8105 |
|---|---|
| Region | Clay; Cherokee; Buena Vista; Woodbury; Ida; Dakota |
| Location Precision | country |
| Issuing Authority | United States of America — us-noaa-nws-en |
| Cap Urgency | Future |
| Cap Certainty | Possible |
| Cap Expires | 2026-09-30T07:00:00-05:00 |
Official source
Warnings courtesy of the issuing national meteorological service, via the WMO Alert Hub.
This is an official warning issued by the authority named above. Follow its instructions and those of your local emergency services.
Severity as published by WMO Alert Hub (national weather services).
View original reportThis event as JSON · API and licence
Source updated 19 days ago (Sep 30, 2026 01:41 UTC) · we last heard from WMO Alert Hub (national weather services) 37 seconds ago
On a slow connection? Low-bandwidth version — no map, no scripts, under 14 KB.
About this location
The agency did not publish coordinates for this warning. The pin is the centre of the country, not the location of the event — read the area name, not the map, for where it applies.
Area as the agency stated it: Clay; Cherokee; Buena Vista; Woodbury; Ida; Dakota
Official authorities in United States
If you are there, these are the bodies whose instructions apply. This site is not an emergency service and does not issue warnings.
More for United States →What to do
Follow the instructions issued by WMO Alert Hub (national weather services) and your local emergency services. The guidance below is background.
Flood preparation, evacuation decisions, and the dangers of driving or walking through floodwater.
Open Flood Safety Guide →Earlier flood events in United States
Severe and extreme events of the same kind, before this one. Listed for scale, not because they are connected to it.
Nearby & related events
Disclaimer: figures are automatic feeds from the named agencies and may be revised. Do not use this page for life-safety decisions — follow official local emergency services.