El Nino and La Nina
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If you have been following the ENSO forecasts, you already know that we were in an El Nino last winter and that we are currently in neutral conditions headed for a La Nina later this year. NOAA released their latest monthly and seasonal forecasts today, and they show the very typical pattern of temperature and…
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The latest ENSO prediction from NOAA, issued September 12, shows that we are still in a La Nina watch, with La Nina expected to be officially declared in the September through November time frame. It is expected to be a weak one that will last through the January-March 2025 period. A weak La Nina has…
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Here is a new term for me. I have not heard of the term “Atlantic Niña” before. But according to NOAA’s ENSO blog, an Atlantic Niña is similar to a Pacific La Niña in that it brings colder than normal ocean water to the surface of the eastern Atlantic. NOAA is expecting one to form…
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The latest ENSO forecast from NOAA, released earlier this week, shows that while near-normal ocean temperatures are currently present in the Eastern Pacific Ocean, they are expecting a La Nina to develop by the September through November period and last through the winter. Most of the forecasts currently show that they are expecting only a…
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This week NOAA announced the end of the latest El Nino event, as ocean conditions in the Eastern Pacific Ocean returned to normal temperatures as they swing from unusually warm conditions (associated with the El Nino) to colder than normal temperatures associated with La Nina. Their forecast indicates that we will probably be in La…
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NOAA’s Climate Prediction Center released their latest ENSO forecast today. As predicted, they expect the current weakening El Nino to transition to neutral conditions sometime in the next month. This is expected to be followed by a swing to La Nina by June-August (49%) or July-September (69%). The La Nina is expected to dominate the…
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The latest ENSO forecast from NOAA, released today, shows that the expected transition away from El Nino to neutral conditions is underway and neutral conditions are likely (85%) by April-June 2024. It is then expected to swing to La Nina by June-August 2024 (60%). This is one factor in the recent prediction from Colorado State…