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Comparison Of El Nino And La Nina. El Niño La Niña Todays Status News. They conclude that tornado occurrences do not favor one ENSO phase but rather exhibit a shift in geographic location. In the same region El Niño can cause the water to be warmer than usual. In between ocean temperatures and rainfall patterns become the patterns.
Its a bit of a scientific dance between ocean and atmosphere with the opposite ends of the spectrum known as El Niño the warm phase and La Niña the cold phase. El Niño and La Niña episodes typically last 9-12 months. Scientists arent sure why the duration of the two types of events can be so different. During La Nina events trade winds are even stronger than usual pushing more warm water toward Asia. La Niña is effectively the opposite of El Niño indicated by prolonged periods of sea temperatures in the same region 2 and the effects stated above are generally reversed. Compare current historical events with the Oceanic Niño Index ONI from the NCARUCARClimate Data.
La niña is the opposite of el niño.
For example their results suggest that more tornadoes occur in the lower Midwest Ohio Valley Tennessee Valley and mid-Atlantic region during the La Niña phase than in any other phase. Comparison with Previous El Niños La Niñas What does this graphic mean. Comparison of Different El Niño and La Niña Events. Together these extreme phases are called the El Niño-Southern Oscillation ENSO cycle. La Niña is effectively the opposite of El Niño indicated by prolonged periods of sea temperatures in the same region 2 and the effects stated above are generally reversed. Across northern Chile coastal Peru and Ecuador La Niña yields cooler-than-average conditions while El Niño brings a torch of warmth.