 Now, from your 24-hour weather station, here's Southern Iowa's most accurate forecast on Ottumwa Radio. I'm meteorologist Megan Mulford with a look at your forecast. 61 tonight under mainly cloudy skies, north winds at around 5 miles an hour. Slight chance for storms, tomorrow 81, mainly cloudy skies expected with fog early. Partly cloudy tomorrow night, slight chance of thunderstorms, 62. Right now, 74.