World Map › Tropical Cyclones Since 1950 › 1999
Tropical Cyclone
Tropical Storm Irwin (1999)
7 October 1999 · Eastern Pacific
Tropical Storm Irwin formed in the Eastern Pacific basin on 7 October 1999 and lasted 4 days. Its sustained winds reached 93 km/h, with a minimum pressure of 996 hPa.
- Formed
- 7 October 1999
- Dissipated
- 11 October 1999
- Duration
- 4 days
- Basin
- Eastern Pacific
- Maximum Sustained Wind
- 93 km/h (50 kt)
- Category (Saffir-Simpson)
- Tropical Storm
- Minimum Pressure
- 996 hPa
Other Cyclones of the Season
- Cat. 4Hurricane Dora222 km/h
- Cat. 3Hurricane Beatriz194 km/h
- Cat. 2Hurricane Adrian157 km/h
- Cat. 1Hurricane Greg120 km/h
- Cat. 1Hurricane Hilary120 km/h
- TSTropical Storm Calvin65 km/h
Sources: IBTrACS v04r01, NOAA National Centers for Environmental Information (Knapp et al., 2010) · Wikidata · Natural Earth