Possible 'super' El Niño forming
Forecast models now show a strong—or possibly 'super'—El Niño developing later this year, which typically suppresses Atlantic hurricanes but brings unpredictable weather during the transition. That shift could alter 2026 hurricane season risk profiles for Caribbean shipping and resort operations, even as short‑duration rain remains common. (foxweather.com; orlandosentinel.com)
NOAA’s Climate Prediction Center gives a roughly 60–62% chance that El Niño will emerge by June–August 2026 and says any forecast made during the spring has lower reliability because of the “spring predictability barrier.” (cpc.ncep.noaa.gov) The two strongest recent analogs are 1997–98 and 2015–16, with 2015 linked to widespread Caribbean drought and multi-island water rationing that left Puerto Rico imposing multi‑day restrictions on municipal supplies in summer 2015. (climate.gov) NOAA climatology shows moderate-to-strong El Niño years produce a “substantial reduction in cyclone numbers” and about a 60% decrease in hurricane days in the North Atlantic basin compared with neutral years. (noaa.gov) A recent reanalysis of landfalling storms found major U.S. hurricanes occurred at about 0.25 per year during El Niño versus 0.74 per year in non‑El Niño conditions, illustrating measurable reductions in Atlantic landfall risk. (climatecenter.fsu.edu) Studies separating La Niña→El Niño transition events note those transitions can yield more—but shorter‑lived—tropical cyclones and atypical early‑season convection, raising the chance of intense, short‑duration rainfall and flash flooding across Caribbean islands. (link.springer.com) Past strong El Niño–related droughts have forced resort regions to truck water and exempt major tourist areas from rationing while local populations faced shortages, a pattern observed across Caribbean islands during the 2015 event. (wlrn.org) The Panama Canal and global shipping provide a concrete supply‑chain link: prior El Niño‑linked droughts prompted draft restrictions and cut canal transits (from ~38 to 24 transits/day in recent drought episodes), a bottleneck that historically forced vessel re-routing and cargo delays for Caribbean‑bound shipments. (woodwellclimate.org)
