El Nino and La Nina
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Yesterday we looked at the current state of La Niña and how it may affect our weather in the comings weeks and months. Today NOAA’s Climate Blog posted some additional information about La Niña and how it is described using different figures and graphs. You might find the extra information useful in understanding what La…
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The latest ENSO discussion was released by NOAA today. It shows that La Nina is still expected to continue through the winter and that it is likely to transition to ENSO-neutral conditions sometime in the spring. You can read the discussion at https://iri.columbia.edu/our-expertise/climate/forecasts/enso/current/?enso_tab=enso-cpc_update. I will add that it is quite rare for La Nina to…
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NOAA released their winter outlook in late November. It provides a detailed look at what to expect knowing that we are now in a La Nina that should last through the winter and into spring. You can see maps of the climate variations in each of the first- and second-year La Ninas over the last…
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Do you ever wonder where the winter forecasts for the United States come from and how they determine what the likely conditions are going to be? The Europeans do similar forecasts for their own winter, and this long and detailed article from Severe Weather Europe provides a lot of information into how the forecasts are…
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The State Climate Office of North Carolina published their winter outlook for the upcoming winter in their blog today. It discusses the impact of the double-dip La Nina that is occurring, the current dry conditions there, and the likelihood of snow. A lot of the discussion is generally relevant to the rest of the Southeast…
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With the recent declaration of a La Niña, producers are looking for advice about what to plan for in the coming months. Here is a good story from Southeast Farm Press describing some of the considerations that farmers should keep in mind now that we know a La Niña is occurring. It quotes Dr. Brenda…
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As expected, today NOAA issued a La Niña Advisory, indicating that La Niña conditions have developed and are expected to continue with an 87% chance of La Niña in December 2021- February 2022. We’ve been expecting this for a while, but it takes several months after signs start to appear before one is officially declared.…