I think I did a thread on this last year. I know things have changed since then. I'll do what I can. I'm sure I will leave some out. Here is my old list.
Teams with their own synthetic turf fields (not college fields): *Arrowhead
*Brookfield Central
*Chippewa Falls
*D.C. Everest
*Green Bay Notre Dame
*Greendale
*Kenosha Bradford
*Kenosha Tremper
*Kettle Moraine
*Kimberly
*Middleton
*Northwestern
*Rice Lake
*Shorewood
*Westosha Central
*Whitefish Bay
*Wilmot
Teams that share synthetic turf fields (with other high schools or colleges):
*Catholic Memorial (Carroll University)
*Eau Claire Memorial/North/Regis (UW-Eau Claire)
*La Crosse Central/Aquinas (UW-La Crosse)
*Madison Edgewood (Middleton)
*Marquette/Wauwatosa East (Hart Park)
*Menomonie (UW-Stout)
*Oshkosh North/West/Lourdes (UW-Oshkosh)
*Platteville (UW-Platteville)
*Ripon (Ripon College)
*SPASH/Pacelli (UW-Stevens Point)
*Wausau Newman (D.C. Everest)
*Wisconsin Lutheran/Milwaukee Pius/Hope School/Heritage Christian (Wisconsin Lutheran College)
Arrowhead Warhawks Football
==State Champions==
1993, 1994, 1996, 2007
==State Finalist==
2000, 2002, 2003, 2006, 2008