Interesting weather images
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Today marks the fourth anniversary of one of the most deadly outbreaks of tornadoes ever to hit the Southeast. It was part of a superoutbreak of tornadoes and severe weather that lasted from April 25 to 28 across the Southeast in 2011. Wikipedia has an entry which describes the full extent of the event, including…
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If you watch television weather, you may have noticed a product that shows simulated radar maps for up to 15 hours ahead of time. These are based on forecast models and can help you plan outdoor activities that are sensitive to rainfall. You can get these animated maps for yourself at WeatherBELL at https://weather.graphics/hrrr/hrrr_gif.php. The map…
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A recent satellite-derived image from NASA published this week shows the deviation of vegetation from average “greenness”. This is a measure of how healthy and abundant the vegetation is at this point in time. You can see the big red area over the Southeast indicating that vegetation is behind normal conditions, or “less green” than…
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All my meteorologist friends were talking about the picture of four rainbows captured by Amanda Curtis while she was waiting for a train on Long Island earlier. Some media outlets called it a quadruple rainbow, but after looking at the optics, it was determine instead to the a double rainbow accompanied by a double reflected…
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This week VOX published a series of spectacular images which show how humans are changing the planet through agriculture and urbanization as well as abandonment of areas under drought and nuclear disasters. You can view these images at https://www.vox.com/2015/4/7/8352381/anthropocene-NASA-images.
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I ran across a fascinating set of maps on the average date of greenup on agricultural lands today. This set of maps is provided by ForWarn, which is the satellite-based tracking service of the US Forest Service. You can find them at https://forwarn.forestthreats.org/highlights/918#. One of the most interesting things to me is the extent to…
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I’ve seen a couple of interesting stories on groundwater today that I thought I would pass along. One is on the continuing crisis in the groundwater levels in California due to a combination of drought and extensive pumping, mostly by agricultural producers. You can read that story from the New York Times here. The story…