▁parts ▁of ▁Minnesota , ▁Wisconsin ▁and ▁Iowa ▁saw ▁moder ate ▁to ▁heavy ▁rain ▁for ▁nearly ▁a ▁full ▁day ▁before ▁the ▁activity ▁finally ▁cleared ▁out . ▁ ▁Add itional ▁th under st orm s ▁formed ▁over ▁these ▁areas ▁on ▁Sunday , ▁August ▁ 1 9 , ▁ex ac erb ating ▁the ▁flo oding ▁problems . ▁Trop ical ▁Storm ▁Er in ▁had ▁pushed ▁into ▁the ▁coast ▁of ▁Texas ▁on ▁August ▁ 1 5 , ▁and ▁by ▁August ▁ 1 8 ▁had ▁st alled ▁over ▁Oklahoma . ▁ ▁Though ▁the ▁rem n ants ▁of ▁Er in ▁did ▁not ▁directly ▁impact ▁the ▁flo oding ▁in ▁these ▁areas , ▁mo ist ure ▁from ▁Er in ▁stream ed ▁north ward , ▁en han cing ▁the ▁th under st orm ▁activity ▁for ▁two ▁to ▁three ▁days . ▁ ▁The ▁station ary ▁front ▁and ▁associated ▁energy ▁then ▁extended ▁east ward ▁through ▁Illinois , ▁Indiana ▁and ▁Ohio ▁on ▁August ▁ 1 9 ▁and ▁August ▁ 2 0 . ▁ ▁Similarly , ▁the ▁front ▁was ▁the ▁focus ▁for ▁th under st orm ▁development , ▁and ▁the ▁precip itation ▁continued ▁moving ▁over ▁the ▁same ▁areas , ▁leading ▁to ▁extended ▁periods ▁of ▁heavy ▁ra inf all . ▁ ▁Appro xim ately ▁ 1 , 0 0 0 , 0 0 0 ▁homes ▁lost ▁electric ity ▁due ▁to ▁the ▁storm s . ▁ ▁Run off ▁from ▁the ▁heavy ▁rain ▁also ▁caused ▁river ▁flo oding ▁to ▁the ▁south ▁of ▁the ▁affected ▁areas . ▁ ▁The ▁Rock ▁River ▁near ▁Jos lin , ▁Illinois ▁pe aked ▁at ▁ 1