The Jerome model released an updated forecast of the election outcome. It currently forecasts a two-party vote share of 57.2% for Clinton and 0.0% for Trump in Arizona. In comparison, on August 4, Clinton was predicted to end up with only 42.8% of the vote.
Putting the results in context
As any other method, econometric models are subject to bias. Hence, a good strategy is to not be too confident the results of a single econometric model. Instead of relying on results from single econometric models, the best practice scientific advice is to look at combined econometric models or, even better, a combined forecast that relies on different methods and data.
Results in comparison to other econometric models
When compared to the average results of other econometric models Clinton performed worse with 0.0 percentage points, while Trump did better with 0.0 percentage points.