The DeSart & Holbrook model published an updated forecast of the election result. According to the model, Clinton will receive 34.0% of the two-party vote share in Idaho, whereas Trump will win 66.0%.
Putting the results in context
As any other method, models are subject to bias. As a result, you should not be overly confident the results of a single econometric model. At the very least, one should check how a model's results compare to benchmark forecasts.
Results compared to the combined PollyVote prediction
The most recent PollyVote expects Trump to gain 65.5% of the two-party vote in Idaho. The results of the DeSart & Holbrook model for Trump are thus 0.5 percentage points above the combined PollyVote in Idaho.