CREATE TABLE table_39683 ("Storm name" CLOB, "Dates active" CLOB, "Max 1-min wind mph  ( km/h ) " CLOB, "Min. press.  (  mbar  ) " CLOB, "Damage  ( millions USD  ) " CLOB, "Deaths" CLOB)

what date did the irwin storm take place
SELECT "Dates active" FROM table_39683 WHERE "Storm name" = 'irwin'
SELECT "Dates active" FROM "table_39683" WHERE "Storm name" = 'irwin'