So excited to find this out as I only got into them last year and have grown to love them so much more since the Shep Bush gig, which was amazing. Playing the Scala amongst other cities, not sure if this is the full tour but See has 6 dates listed:

http://www.seetickets.com/see/event.asp?e|artist=OKKERVIL+RIVER&resultsperpage=20&filler1=see&orderby=