Extreme Events

Temperature extremes have been pretty unusual across the United States so far in 2014. Looking back over this time period quickly reveals at least part of what was going on: the polar jet stream got into a serious rut.

Thursday, August 1, 2013

  • On July 30, 2013, a weather station on the southwest coast of Greenland preliminarily set a new record high temperature for the country, but whether it will stand as an "official" record after scientists apply quality control procedures isn't yet known. What is known? Greenland's getting warmer.

  • In late July and early August, unusually high temperatures dominated Europe, from the Mediterranean Sea northward to Scandinavia and the British Isles.This map shows temperature between July 16 and August 11, 2013, compared to the 1981-2010 average for the same time of year.

  • From record-low Arctic sea ice to the highest global sea level of the modern record, the 2012 State of the Climate report provides a complete rundown on the state of Earth's climate and how it is changing.