<page_title> 1989 Atlantic hurricane season </page_title> <section_title> Season effects </section_title> <table> <cell> Allison <col_header> Storm name </col_header> </cell> <cell> June 24 – June 27 <col_header> Dates active </col_header> </cell> <cell> Tropical storm <col_header> Storm category at peak intensity </col_header> </cell> <cell> 50 (85) <col_header> Max 1-min wind mph (km/h) </col_header> </cell> <cell> 999 <col_header> Min. press. (mbar) </col_header> </cell> </table>
On June 27, Tropical Storm Allison attained its peak intensity with maximum winds of 50 mph (85 km/h) and a minimum barometric pressure of 999 mbar.