If one built a short-term performance model for SCOM and converted it to long-term, then one might want to apply predictive analysis to it. Power BI provides a way to use forecasting models. I will go through the steps to get the model and views ready for forecasting as well as a simple analysis. "Introducing new forecasting capabilities in Power View for Office 365" describes more about the controls and limits.
This view shows a forecast for CPU utilization for a single server:
A. Prepare the Data Model for Power BI
B. Modify a Line Chart in a Report View
C. Configure the Forecast
Step by step