Iowa, Nebraska Severe Flood Watch | Effective 09/29/2026 12:01

Headline: 
Flood Watch issued September 29 at 2:01PM CDT until October 1 at 7:00PM CDT by NWS Sioux Falls SD
Event: 
Flood Watch
Urgency: 
Future
Effective: 
September 29, 2026 - 12:01pm
Expires: 
September 29, 2026 - 8:15pm
Description: 
* 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...From 7 PM CDT this evening 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
Instruction: 
You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop.
Area Description: 
Clay; Cherokee; Buena Vista; Woodbury; Ida; Dakota
Forcast Office: 
NWS Sioux Falls SD
Sender: 
w-nws.webmaster@noaa.gov