Onawa Warnings, Watches and Advisories

Do not drive vehicles through flooded areas. The water depth and road condition may be unsafe. Additional information is available at https://water.weather.gov/ahps2/ Stay tuned for further updates by listening to NOAA weather radio... or your local radio and TV stations.

Special Weather Statement issued April 30 at 12:46PM CDT by NWS Des Moines IA

At 1245 PM CDT, Doppler radar was tracking a strong thunderstorm 5 miles west of Greenfield, moving east at 35 mph. HAZARD...Wind gusts up to 40 mph and nickel size hail. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to vegetation is possible. Locations impacted include... Greenfield, Stuart, Anita, Adair, Fontanelle, Dexter, Casey, Orient, Diamondhead Lake, Menlo, Bridgewater, Macksburg, Lake Anita State Park, Greenfield Municipal Airport, Nodaway Park, and Anita Municipal Airport. This includes Interstate 80 between mile markers 69 and 99.

Flood Warning issued April 30 at 8:50AM CDT until May 3 at 1:00PM CDT by NWS Sioux Falls SD

...The National Weather Service in Sioux Falls SD has issued a Flood Warning for the following rivers in Iowa... Little Sioux River near Milford affecting Dickinson County. * WHAT...Minor flooding is forecast. * WHERE...Little Sioux River near Milford. * WHEN...From this evening to early Friday afternoon. * IMPACTS...At 12.0 feet, minor flooding of low lying agricultural lands begins. * ADDITIONAL DETAILS... - At 7:00 AM CDT Tuesday the stage was 11.9 feet. - Forecast...The river is expected to rise above flood stage late this afternoon or evening and rise to a crest of 12.2 feet tomorrow morning. It will then fall below flood stage early Thursday afternoon dependent on rainfall over the next 48 hours. - Flood stage is 12.0 feet. - http://www.weather.gov/safety/flood