Not the greatest state polling company, but for what it's worth... Also taken before the SC primary... Note the higher vs. lower turnout numbers. I'm putting lower for GOP and higher for Dems, FWIW.
http://www.gallup.com/poll/103984/California-Poll-Clinton-Leads-McCain-Romney-Close.aspxDEM (higher turnout election in parentheses)
Clinton 51 (47)
Obama 33 (35)
Edwards 10 (10)
Other 2 (2)
Undecided 4 (6)
Higher turnout numbers = 779 Democrats/Independents/Lower turnout numbers = 517 Democrats/Independents
Taken from January 23-26, 2008
GOP (higher turnout election in parentheses)
McCain 36 (35)
Romney 31 (27)
Huckabee 10 (12)
Giuliani 9 (11)
Paul 4 (5)
Keyes 1 (1)
Other 1 (2)
Undecided 8 (7)
Higher turnout numbers = 755 Republicans/Lower turnout numbers = 552 Republicans
Taken from January 23-26, 2008