This tool will let you convert your blogger atom feed into an RSS2 feed that can be imported into WordPress.
Please read the full instructions before starting.
Step 1: Enter the url of an atom feed urls, e.g. http://yoursite.com/atom.xml
Step 2: After clicking the submit button, head to File / Save As... and save the file as rss.xml to your desktop.
Step 3: You can then use this rss.xml file to import your blogger data into WordPress under Import / RSS.
This tool is online as a convenience for Semiologic Pro users. And whoever else may need it.