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This Super El Niño Just Took A HUGE Turn…WHAT JUST HAPPENED?

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Science and Nature

Summary

The video describes a developing El Niño and its possible effects on weather in the United States and elsewhere. The narrator claims that a large area of the Pacific off South America is nearly 7.5°C above average, with unusually warm water extending below the surface. He says the event is strengthening faster than forecasters expected and approaching the strongest El Niño on record. These figures and outlooks are presented as the video’s claims and forecasts.

The proposed atmospheric response is a split-flow jet stream, with one branch to the north and a subtropical branch crossing the central United States. The video suggests this could favor cooler conditions across parts of the northern U.S. and persistent warmth across the South, while steering moisture and storms through the middle of the country. It emphasizes that these are shifts in probabilities, not guarantees of day-to-day weather.

Weather Patterns and Potential Impacts

  • Pacific moisture and flooding: The video highlights Eastern Pacific disturbance Invest 99, which it says could strengthen into a hurricane and move toward Mexico. If it tracks north, its moisture could reach the Desert Southwest and Texas, raising flash-flood concerns in parts of Arizona, New Mexico, and Texas.
  • Atlantic quiet and wind shear: The Atlantic is described as unusually inactive, with high wind shear inhibiting hurricane development. The narrator says the basin may approach a century-old record for having no hurricanes by September 21.
  • Western Caribbean watch: The Central American Gyre is described as a broad circulation that can sometimes generate tropical systems. The video says the western Caribbean has retained warm water and that easing wind shear could increase the chance of development. It cites Hurricanes Milton and Rafael in 2024 as past storms associated with this region.
  • U.S. outlook: Forecasts discussed in the video favor an active pattern into October, with possible heavy rain in the Midwest and Southwest, a potential nor’easter along the East Coast, and increased chances of mountain snow in the Rockies around early October. Snow on the Great Plains and farther east is described as uncertain.
  • Winter outlook: The narrator calls the coming winter potentially “wild,” but stresses that seasonal forecasting remains uncertain and that the broad pattern is easier to anticipate than individual storms or their tracks.

Forecasting Methods Explained

  • Sea-surface temperature anomaly maps show how ocean temperatures differ from normal: blue indicates cooler-than-average water, and red indicates warmer-than-average water.
  • Ensemble forecasts combine many model runs to show a range of possible outcomes and their shared patterns.
  • Deterministic forecasts show the output of a single model run, generally with more detailed but less representative specifics.
  • The narrator treats agreement between ensemble and deterministic guidance as a reason to take the broad forecast pattern seriously, while noting that details such as storm tracks remain uncertain.

Researchers and Sources Featured

  • Gideon Stone — narrator and presenter.
  • No individual researchers, scientific institutions, or named forecasting agencies are identified. The video refers generally to ensemble forecasts, deterministic model runs, computer models, and forecasters.

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