European wind power is on course for “solid” annual growth of an average 17GW out to 2022 — but urgently needs policy clarity beyond that to avoid being blown off course, according to the latest market outlook from industry body WindEurope.

With 87GW of wind due to be installed in the next five years, Europe is set to reach 258GW of installed capacity by 2022, said the body's Wind Energy Outlook in Europe report.