11-1-17 Iowa Forecast: Very light precipitation possible today..mainly dry into late week…best rain chance arrives Saturday. N. By Chief Meteorologist Michael ClarkOn November 1, 2017 Today’s Iowa Video Forecast (6 min): Forecast radar next 18 hours: Forecast rainfall over the next 7 days…half-inch or so possible east, only 0.1-0.2″ for central and western sections of the state: Weeks 1 and 2 outlooks: