<page_title> 1981 Atlantic hurricane season </page_title> <section_title> Season effects </section_title> <table> <cell> Irene <col_header> Name </col_header> </cell> <cell> September 21 – October 2 <col_header> Dates active </col_header> </cell> <cell> Category 3 hurricane <col_header> Peak classification </col_header> </cell> <cell> 120 mph (195 km/h) <col_header> Sustained wind speeds </col_header> </cell> </table>
In September, Irene was classified as Category 3 hurricane with sustained winds of 120 mph (195 km/h).