Here is the current list of rivers that are currently uncer river flood warnings as of Saturday morning (March 20th)

Raccoon River at IA Hwy 28
Raccoon River at Van Meter
Iowa River near Rowan
West Fork Cedar River at Finchford
North Raccoon River near Perry
South Skunk River near Oskaloosa
East Fork Des Moines River near Algona
Winnebago River at Mason City
Shell Rock River at Shell Rock
Iowa River at Marshalltown
Des Moines River at Fort Dodge
Des Moines River at Estherville
Des Moines River near Stratford
Cedar River at Waterloo
Cedar River at Cedar Falls
Des Moines River near Eddyville
Raccoon River at Fleur Drive (DSM)
Des Moines River at Humboldt
Des Moines River at SE 6th (DSM)
Des Moines River at Emmetsburg
Des Moines River at St. Francisville MO
Iowa River at Wapello
Iowa River at Columbus Junction
Iowa River at Marengo
Cedar River at Cedar Rapids
Cedar River near Conesville
Mississippi River at Burlington
Mississippi River at Keokuk
Mississippi River at Muscatine
Mississippi River at Gladstone IL
Mississippi River at Keithsburg IL
Mississippi River at New Boston IL
Wapsipinicon River near De Witt
Big Sioux River at Sioux Falls SD
Big Sioux River at Hawarden
Big Sioux River at Akron
Rock River at Rock Rapids
Ocheyedan River near Spencer
Little Sioux River near Milford
Little Sioux River at Spencer
Little Sioux River at Linn Grove
Little Sioux River at Cherokee
Little Sioux River near Correctionville
Little Sioux River near Turin
Des Moines River at Jackson MN
Missouri River at Nebraska City NE