home prices in some of the nation’s largest cities likely continued their climb higher in september though at a slower pace than seen earlier this year an influential gauge of the us housing market is expected to show today the sp corelogic case shiller 20city home price index is forecast to have increased 09 month over month in september according to consensus estimates gathered by factset lower than the seasonally adjusted 12 in august compared to last september prices are expected to have increased 193