Pierson Post Office, IA Weather Warnings

Flood Watch issued May 21 at 9:05AM CDT until May 21 at 7:00PM CDT by NWS Sioux Falls SD * WHAT...Flash flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of Iowa, including the following areas, Buena Vista, Cherokee, Clay, Dickinson, Ida, O'Brien and Woodbury, southwest Minnesota, including the following areas, Cottonwood and Jackson, and northeast Nebraska, including the following area, Dakota. * WHEN...Until 7 PM CDT this evening. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. * ADDITIONAL DETAILS... - http://www.weather.gov/safety/flood You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued.

National Weather Service