Beyond the Data Blog
Hi! My name is Natalie Umphlett, and I am the interim director and regional climatologist at the High Plains Regional Climate Center (HPRCC). One of my favorite things about being a climatologist at the Center is helping people use climate data in meaningful ways. Most of the people we serve are not climatologists, so working one-on-one with them to understand their issues and then recommend a dataset or two that may help is an important aspect of my job.
One day I might be helping an agricultural producer to understand crop water use, while another I might be helping a medical doctor incorporate data into an asthma index. Because you never know who will be calling or writing into the Cen…
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This year, especially this last quarter, has been a tough one on the weather and climate front.
With that said, one silver lining of a rough 2017 has been the general retreat of drought on a national scale. This spring, according to the U.S. Drought Monitor, the fraction of the contiguous United States in drought dropped below 10 percent for the first time since 2010.
However, with that said, since then, a severe drought emerged quickly in the Northern Plains this summer. As droughts go, this was a “flash drought”—rapid-onset, regional drought, driven by combination of factors, typically during the summer.
The early impacts of this drought episode were covered here on Climat…
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The climate of the islands of Hawaii and the Pacific is often characterized by iconic scenes of warm, sandy beaches, blue skies, and swaying palm trees. However, these scenes can be dramatically transformed when sea levels become anomalously high or low, wave action increases due to nearby storms, and drought or heavy rains impact local food supplies. In other words, there can be climate trouble even in paradise.
Most regions of the United States fall within major land areas, and their weather and climate are well observed by ground-based stations. However, the tropical Pacific spans thousands of miles on end without land, and this geography makes it difficult to collect weath…
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It’s been a tough few weeks weather and climate wise. Big events generate lots of questions, so this edition of Beyond the Data will address several I’ve heard recently, and several I asked myself.
Was Harvey’s rainfall really record-breaking?
It appears so, at least for the contiguous United States, from the perspective of “How much rain fell into a single official rain gauge over the course of a single tropical storm?” There is no official record for tropical cyclone, as far as the National Climate Extremes Committee has vetted, but the National Weather Service keeps an online resource listing peak rains for almost all named storms since 1950, and a few before that.
Comparing tota…
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This year so far has been one of the warmest on record for the contiguous United States, with the January-July temperature ranking as the 2nd highest since records began in 1895. It has also been a wetter than average year (even before Hurricane Harvey), with the precipitation total for the first seven months of the year ranking as the seventh wettest in the 123-year record.
Temperature and precipitation ranks for 2017 to date
This warm-wet pattern is somewhat contrary to the general rule of thumb about how temperature and precipitation go together in the contiguous United States. It is typically the dry years that are unusually warm, while in the past, wet years were g…
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