The 33-year-old first found the net with a powerful header from close range before converting again from just a few yards out and then completing his hat-trick from the penalty spot.
Wood now has 17 goals for the season and is among the Premier League's leading goalscorers, playing a key role in Forest's rise into the top four.
The striker played a starring role in the thrashing of Brighton and earned a 9.1 rating - the highest of anyone across every Premier League fixture last weekend.
