Alvarado tops an all-Dutch podium to take emotional win, Compton finishes fourth after long solo chase.
Men's race is van der Poel's to lose, Cant will look to defend against dominant Dutch team. Americans Munro and Gunsalus go into first-ever women's junior race with strong chances.
Alvarado lost her World Cup lead in final-lap crash, Aerts secures overall with second-place in the race.
Lucinda Brand pulled out after a heavy fall in the women's, Wout van Aert placed fifth in first race in five months in the men's.
Hard dry course in Zolder sees same riders win as those that took victory in Sunday's boggy battle in Namur.
Wet, frozen conditions on the twisty, technical Namur course made for epic battles in both men's and women's World Cup races, Sunday.
Lucinda Brand is one of the best riders on the road and in cyclocross. She balances the two disciplines by taking short breaks and avoiding back-to-back race weekends.
Dutch champion puts on a display of power and faultless skill before next weekend's world championships.
Slippery, technical course gave Brand second World Cup win of the season as she soloed away from Vos, second, and Worst, third.
Cant slip in final lap disrupts lead group's momentum, opens door for Brand