Severe Weather Season

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Severe Weather Season

  • Published: Apr 29th, 2015

Severe weather climatology expanding and contracting across the U.S.

Spring is Coming Earlier

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Spring is Coming Earlier

  • Published: Mar 18th, 2015

A state-by-state look at how spring is coming earlier, on average, in a warming world.

Spring Temperature Trends

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Spring Temperature Trends

  • Published: Mar 11th, 2015

Spring has been getting steadily warmer almost everywhere. Nationwide, temperatures have climbed an average of 1.9°F since 1970 (0.42°F per decade).

Spring Precipitation Trends

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Spring Precipitation Trends

  • Published: Mar 11th, 2015

Average precipitation during meteorological spring hasn't changed much since 1970. But regional patterns tell a different story.

Record Temperatures, Winter 2014/2015

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Record Temperatures, Winter 2014/2015

  • Published: Mar 6th, 2015

Record highs across the U.S. this winter have markedly beat the number of record lows by a margin of 3 to 2.

Coldest Days of Winter

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Coldest Days of Winter

  • Published: Jan 6th, 2015

See when winter brings the coldest day of the year for different parts of the U.S.

Winter Temperature Trends

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Winter Temperature Trends

  • Published: Dec 3rd, 2014

Take a look at how winters have been warming across the continental U.S. from 1970 to 2013.

Winter Precipitation Trends

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Winter Precipitation Trends

  • Published: Dec 3rd, 2014

A graphical look at how winter precipitation has been trending across the U.S. from 1970 to 2013.