The 1998–99 WHL season was the 33rd season for the Western Hockey League. Eighteen teams completed a 72-game season. The Calgary Hitmen won the President's Cup.
Note: GP = Games played; G = Goals; A = Assists; Pts = Points; PIM = Penalties in minutes
Note: GP = Games played; Min = Minutes played; W = Wins; L = Losses; T = Ties ; GA = Goals against; SO = Total shutouts; SV% = Save percentage; GAA = Goals against average
On January 20, the Western Conference defeated the Eastern Conference 11–9 at Lethbridge, Alberta before a crowd of 5,071.