All seasons · Eastern and Central Pacific
1990 Pacific hurricane season
The 1990 Pacific season has 25 storms in the best-track record; 21 reached tropical-storm strength and 16 became hurricanes, 6 of them major. Its accumulated cyclone energy of 250.4 is the fifth-highest of the 77 seasons in the eastern and central Pacific record since 1949. For hurricanes it is tied for the second-busiest season. Trudy was the strongest, peaking at 155 mph as a Category 4 hurricane. One of its storms has a landfall record, in Baja California Sur and Sinaloa. The first record is dated May 12, the last November 1.
Storm by storm
More storms formed in September than in any other month of 1990: 6 of 25. Trudy both lasted longest, 16.5 days as a tropical or subtropical system, and contributed the most energy, 18% of the season's ACE. Rachel reached Baja California Sur as a tropical storm on October 2.
| Storm | Dates | Peak | Strength | Lowest | Landfalls |
|---|---|---|---|---|---|
| Alma | May 12–18 | 85 mph | Category 1 | 979 mb | – |
| Boris | Jun 2–8 | 90 mph | Category 1 | 977 mb | – |
| Cristina | Jun 8–16 | 65 mph | Tropical storm | 994 mb | – |
| Douglas | Jun 19–23 | 65 mph | Tropical storm | 992 mb | – |
| Elida | Jun 26 – Jul 2 | 80 mph | Category 1 | 990 mb | – |
| Pacific Storm 6 of 1990 | Jun 29 – Jul 3 | 35 mph | Depression | – | – |
| Fausto | Jul 6–12 | 85 mph | Category 1 | 979 mb | – |
| Genevieve | Jul 10–18 | 105 mph | Category 2 | 970 mb | – |
| Hernan | Jul 19–31 | 155 mph | Category 4 | 928 mb | – |
| Iselle | Jul 20–30 | 120 mph | Category 3 | 958 mb | – |
| Pacific Storm 11 of 1990 | Jul 24–26 | 30 mph | Depression | – | – |
| Aka | Aug 7–15 | 65 mph | Tropical storm | – | – |
| Pacific Storm 12 of 1990 | Aug 16–19 | 35 mph | Depression | – | – |
| Julio | Aug 17–24 | 115 mph | Category 3 | 960 mb | – |
| Kenna | Aug 21–30 | 85 mph | Category 1 | 980 mb | – |
| Lowell | Aug 23 – Sep 1 | 75 mph | Category 1 | 986 mb | – |
| Marie | Sep 7–21 | 140 mph | Category 4 | 944 mb | – |
| Pacific Storm 18 of 1990 | Sep 9–12 | 35 mph | Depression | – | – |
| Norbert | Sep 10–19 | 80 mph | Category 1 | 983 mb | – |
| Odile | Sep 23 – Oct 2 | 145 mph | Category 4 | 935 mb | – |
| Rachel | Sep 27 – Oct 3 | 65 mph | Tropical storm | 994 mb | Baja California Sur, Sinaloa |
| Polo | Sep 28 – Oct 1 | 75 mph | Category 1 | 987 mb | – |
| Simon | Oct 9–14 | 70 mph | Tropical storm | 990 mb | – |
| Trudy | Oct 16 – Nov 1 | 155 mph | Category 4 | 924 mb | – |
| Vance | Oct 21–31 | 100 mph | Category 2 | 975 mb | – |
Against other Pacific seasons
Accumulated cyclone energy of every season; the red bar is 1990.