1998 WMHB Pacific hurricane season (Cooper)

The 1998 Pacific hurricane season was a slightly above-average Pacific hurricane season, with 15 named storms, 9 hurricanes, and 6 major hurricanes forming. The season officially began on May 15, 1998 in the eastern Pacific, and on June 1, 1998 in the central Pacific, while the season ended in both basins on November 30, 1998. These dates historically describe the period each year when most tropical cyclones form in the Pacific basin and are adopted by convention.

Storm names
The following list of names was used for named storms that formed in the Northeastern Pacific in 1998. The names not retired from this list were used again in the 2004 season. This was the same list used in the 1992 season, with the exceptions of Ruth and Xander, which replaced Roslyn and Xavier, respectively.