The PredictIt-prediction market's current forecast is a two-party vote share of 59.0% for Clinton and 41.0% for Trump in Iowa. For comparison: Only 58.2% was gained by Clinton on June 5, for Trump this number was 41.8%.
Iowa is traditionally a purple state, where the two major political parties have often achieved similar voter support. This is why the election outcome here is regarded critical in determining who will win the majority of electoral votes.
In Comparison, the PollyVote currently predicts Clinton to gain 54.4% of the two-party vote in Iowa, which is 4.6 percentage points below the prediction market results.