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The US Forest Service has a useful web site that serves as a resource center for topics on climate change and how it is likely to affect forests and grasslands in years to come. The site includes a number of modules on climate science, impacts of changing climate, and how land managers can respond. You…
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The latest ENSO blog post from NOAA’s Climate.gov provides an excellent discussion of how La Niña causes shifts in temperature and precipitation across the Southeast and other regions of the US and other countries. It describes the shifts in the jet stream associated with the pool of colder-than-normal ocean temperatures in the eastern Pacific Ocean…
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While cold conditions have come and gone across a lot of the continental US, southern Florida has largely bypassed the frigid conditions and is experiencing record high temperatures. In fact, according to Brian McNoldy in the Capital Weather Gang, “35 percent of all of our December heat-related records have been set in the past two years,…
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The recent cold snap which we’ve experienced across the US is something we expect to see with a La Niña, and it won’t surprise me if we see a few more outbreaks of cold air this winter and even into spring as the La Niña diminishes and we go back to neutral conditions. You can…
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How do you know if a state has set a new record for temperature, precipitation or snowfall? It’s not an easy process! You have to look at the historical data, assess its accuracy, determine what other events compare to it, and decide if the potential new record meets all the qualifications needed to represent an…
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The rain that has fallen in the past week has slightly decreased drought conditions in Alabama and Georgia, but the rain missed most of Florida. The resulting lack of moisture there has led to an expansion of designated “abnormally dry” conditions across most of the state and the reintroduction of moderate drought in parts of the…
Posted in: Drought -
Today’s stunning picture is of a snowfall in the Sahara desert in an area that has not seen snow in the last 37 years. While summer temperatures in the Sahara can be stifling, winter can actually be quite chilly, especially in the higher elevation areas near the Atlas Mountains. I love the picture of white…