 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. Chance of thunderstorms this afternoon. Otherwise, cloudy skies expected. Daytime highs approaching 82. Winds out of the south 8 to 15 miles an hour. Cloudy skies again tonight. Chance of thunderstorms. Lows dip down to about 65. Currently, 67.