From changes in cooling degree days to the local effects of El Niño, the Local Climate Analysis Tool helps meteorologists and others understand the connection between global climate and local impacts.

Never in the historical record have such large areas of the country experienced such radically different temperature extremes as they have so far in 2014.

Climate change is a global phenomenon, affecting weather events around the world.

For much of Alaska, lack of snow, soaking rains, and record-warmth have made October feel more like September.

During late winter, Texas, Oklahoma, and Kansas received sorely needed rain which helped reduce short-term impacts, like wildfire and dry topsoil. But as Deke Arndt explains, it has taken months to develop deep and severe drought in the region, and a few wet weeks won't erase that situation. It can take months of ideal conditions to bring soil, rivers, and vegetation back to health.

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