14 Jun '11, 6pm

According to NOAA, the new normal climate is a hot one.

According to NOAA, the new normal climate is a hot one.

The National Oceanic and Atmospheric Administration's (NOAA) National Climatic Data Center has just released an overview of its new "1981-2010 Climate Normals " [PDF]. Meteorologist Paul Douglas, founder and CEO of Broadcast Weather, explains what this means: NOAA just released the latest climate "normals" for the USA. When you hear the "average high" or "average low", it's a running, 30-year average. Data was just updated to show the first decade of the 21st century ... For a look at how the new normals were calculated click here [PDF] -- the full data set is set to be released on July 1. For continuity the same 5,053 weather observation sites were used. Averaged together (all reporting stations) the inclusion of the 2000-2010 data showed a 0.6 degrees F warming trend nationwide for the latest, running, 30-year averages. Here is the one "showing the difference between the...

Full article: http://www.grist.org/climate-change/2011-06-14-noaa-the-n...

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