This system focuses on operational applications of kilometer-scale ensemble forecasting, specifically designed to predict and issue warnings for high-impact weather events such as flash flooding, thunderstorms, heavy summer rain, gusty winds, and winter snowstorms.

At DMI, the Harmonie-based kilometer-scale forecasting system has been progressively operationalized since 2013 for routine forecasts covering Greenland, the Faroe Islands, and Denmark. In 2017, DMI introduced an innovative ensemble forecasting system called COMEPS (COntinuous