Blocks in meteorology are large scale patterns in atmospheric pressure fields (high and low pressure), which are nearly stationary, and as a result there is little or no movement of weather systems.  These “blocks” can remain in place for several days (or longer) producing the repeating weather pattern. On such block is known as, the…

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Imagine waking up at midnight to find the temperature has shot up 20 degrees in minutes and 80 mph wind gusts have ravaged your town. Though a rare phenomena, that’s the power of a heat burst. Heat bursts occur in the wake of dying thunderstorms, but other conditions have to be just right — the…

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Ring around the moon means rain soon — sometimes. It’s not uncommon to see circles of light around the sun or moon, and halos have fueled superstition for centuries. But there’s nothing unnatural about how these ghostly rings form. Though you might see them in a clear sky, the culprit are wispy clouds tens of…

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It’s exactly what it sounds like. On a clear day, you can see the edges of Earth’s shadow at twilight creeping up or down the horizon. It’s a dark bluish band that appears opposite to the rising or setting sun. The Earth is really big and curved, and its shadow is the same way. In…

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Spring storm season is upon us. You know the routine. Dark clouds move in, heavy rain drops hit the roof, lightning flashes, thunder roars and winds start moving trees side to side. Right now, at this very moment, there are about 2,000 thunderstorms going on around the world. And even though thunderstorms are common, they…

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