1991 West Pacific typhoon season
The 1991 West Pacific season had 28 storms of tropical-storm strength or more, 19 of them typhoons and 11 major (Category 3 or stronger). 3 reached Category 5: Walt, Ruth, Yuri.
The first storm was tracked from March 3, 1991 and the last ended on December 3, 1991. The strongest by wind was Typhoon Yuri (1991), at 175 mph (280 km/h). The season's accumulated cyclone energy (ACE) was 405.3.
- Storms
- 28
- Typhoons
- 19
- Major
- 11
- Category 5
- 3
- ACE
- 405.3
DepressionTropical stormCat 1Cat 2Cat 3Cat 4Cat 5
Storms
| Storm | Dates | Peak |
|---|---|---|
| Tropical Storm Sharon | Mar 3 – Mar 16 | 70 mph |
| Typhoon Tim | Mar 18 – Mar 27 | 80 mph |
| Tropical Storm Vanessa | Apr 20 – Apr 28 | 50 mph |
| Typhoon Walt | May 4 – May 18 | 160 mph |
| Typhoon Yunya | Jun 11 – Jun 17 | 120 mph |
| Unnamed storm 6, 1991 West Pacific | Jun 14 – Jun 19 | — |
| Typhoon Zeke | Jul 6 – Jul 15 | 90 mph |
| Typhoon Amy | Jul 12 – Jul 20 | 145 mph |
| Typhoon Brendan | Jul 15 – Jul 25 | 80 mph |
| Typhoon Caitlin | Jul 18 – Jul 30 | 110 mph |
| Storm Brendan | Jul 25 – Jul 28 | — |
| Tropical Storm Doug | Aug 7 – Aug 11 | 40 mph |
| Typhoon Fred | Aug 8 – Aug 18 | 110 mph |
| Typhoon Ellie | Aug 8 – Aug 19 | 100 mph |
| Unnamed tropical depression 15, 1991 West Pacific | Aug 11 – Aug 13 | 30 mph |
| Typhoon Gladys | Aug 13 – Aug 24 | 75 mph |
| Unnamed tropical depression 17, 1991 West Pacific | Aug 21 – Aug 31 | 35 mph |
| Tropical Storm Harry | Aug 27 – Sep 2 | 45 mph |
| Typhoon Ivy | Aug 31 – Sep 12 | 130 mph |
| Tropical Storm Joel | Sep 1 – Sep 8 | 65 mph |
| Typhoon Kinna | Sep 8 – Sep 16 | 105 mph |
| Typhoon Mireille | Sep 13 – Oct 1 | 150 mph |
| Tropical Storm Luke | Sep 13 – Sep 21 | 65 mph |
| Typhoon Nat | Sep 14 – Oct 3 | 125 mph |
| Typhoon Pat | Oct 1 – Oct 14 | 145 mph |
| Typhoon Orchid | Oct 1 – Oct 15 | 130 mph |
| Typhoon Ruth | Oct 16 – Nov 3 | 165 mph |
| Typhoon Seth | Oct 28 – Nov 15 | 150 mph |
| Tropical Storm Thelma | Oct 31 – Nov 8 | 50 mph |
| Tropical Storm Verne | Nov 3 – Nov 13 | 65 mph |
| Tropical Storm Wilda | Nov 12 – Nov 20 | 50 mph |
| Typhoon Yuri | Nov 16 – Dec 3 | 175 mph |