The Missippi River at Guttenberg is expected to rise to 18 feet by next Friday due to very heavy rains north. You will want to monitor the river levels.
at 19 feet the Island road is closed
Here is a website for national weather service hydrological prediction service
http://water.weather.gov/ahps2/hydrograph.php?wfo=arx&gage=gtti4&view=1,1,1,1,1,1,1,1