<page_title> 2017–18 European windstorm season </page_title> <section_title> Season effects </section_title> <table> <cell> Ana <col_header> Storm </col_header> </cell> <cell> 10 – 14 December <col_header> Dates active </col_header> </cell> <cell> 155 mph / 249 km/h <col_header> Highest wind gust </col_header> </cell> <cell> 957 hPa <col_header> Lowest pressure </col_header> </cell> <cell> Portugal, Spain, France, Germany, Belgium, Netherlands, Austria, Switzerland, Scandinavia, Russia <col_header> Affected areas </col_header> </cell> </table>
Ana's highest gusts reached 249 km/h (155 mph) in the Austrian and its minimal pressure reached 957 hPa on 11 December.