ABPZ30 KNHC 011508 TWSEP Monthly Tropical Weather Summary NWS National Hurricane Center Miami FL 800 AM PDT Tue Oct 1 2024 For the eastern North Pacific, east of 140 degrees west longitude: Two named storms formed in the month of September, one of which became a major hurricane (John) in the eastern Pacific basin. Tropical Storm Ileana formed earlier in the month and affected southern Baja California Sur with tropical storm conditions. John made landfall along the southern coast of Mexico as a category 3 hurricane late in the month. The formation of two tropical cyclones is below the long-term (1991-2020) September average of three named storms forming in the month, and the formation of one hurricane is below the long-term average of two. John becoming a major hurricane matches the long-term September average of one major hurricane. The season to date Accumulated Cyclone Energy (ACE), which measures the combined strength and duration of tropical storms and hurricanes, is about 55 percent of the long-term (1991-2020) average. Reports on individual storms, when completed, are available at the National Hurricane Center website at www.nhc.noaa.gov/data/tcr/index.php?season=2024&basin=epac Summary Table Name Dates Max Wind (mph) ------------------------------------------------------------------ TS Aletta 4-5 Jul 40* TS Bud 24-26 Jul 60* H Carlotta 31 Jul-6 Aug 90 TS Daniel 3-6 Aug 40 TS Emilia 4-9 Aug 70 TS Fabio 5-7 Aug 65 MH Gilma 18-30 Aug 130 TS Hector 25-29 Aug 50 TS Ileana 12-15 Sep 45 MH John 22-27 Sep 120 ------------------------------------------------------------------ Dates are based on Coordinated Universal Time (UTC). * Denotes a storm for which the post-storm analysis is complete. $$ Hurricane Specialist Unit