USA Election Polls, the best source online for up-to-date polling information and analysis, has posted an excellent article on Mike Huckabee's surge in the key state of Iowa following Ames:
Summary: Mike Huckabee has a bump in post-debate polls then drops back down after voters question his viability. With Huckabee's strong second place performance at the Ames Straw Poll, his viability will no longer be questioned by Iowa voters. Look for a surge in the upcoming polls.
Excerpt #1: Mike Huckabee's strong second place performance at the Ames Straw Poll will help remove all doubts as to whether or not he can win. The up-and-down roller coast ride to his poll numbers are going to stop and we are going to notice gradual increases for Huckabee in Iowa.
Excerpt #2: For those voters that like the Huckabee, Brownback, and Tancredo alternatives, they will vote for the candidate of that group they feel is most likely to win. Thanks to Ames, Huckabee is that candidate and we expect the supporters of the other lower tiered candidates to converge towards supporting Huckabee.
Excerpt #3: There is upwards of about 20% undecided Republican voters in the upcoming Iowa Caucus. Undecided voters will traditionally flock to the lesser known challengers in any election because they are already familiar with the well known candidates (like Giuliani, McCain, and Romney) and to still be undecided despite the familiarity is generally a reflection of the fact that those voters have rejected the top tier.
Read the whole thing...