A pair of low-pressure systems Friday and Saturday will help to usher in a cooler pocket of air aloft. This is called a “cold core” low because temperatures several miles up will be well below zero!

NASHVILLE, Tenn. (WZTV) — Ever heard of graupel? It's not as common as snow, hail, or sleet, but it's just as fascinating. On Wednesday, a cold-core upper-level low-pressure system moved over Middle ...

Graupel, a soft pellet-like frozen precipitation, was reported Wednesday afternoon in Buchanan, Haralson County. Meteorologists say surface temperatures were warm, but freezing air aloft allowed ...

Abstract: To investigate the charged motion of fiber impurity particles in transformers, a multiphysical field model for the solid-liquid two-phase flow of individual fiber impurity particles in ...

Abstract: Metal particles are. a great threat to GIS insulation, especially latent metal particles with higher densities, which are difficult to detect and provide early warnings before sudden faults.

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Have you ever had Dippin' Dots ice cream? Those little tiny balls of ice cream of various flavors? That's how meteorologists often describe a type of precipitation known as graupel. Graupel is not ...

A series of cool, rainy conditions will sweep through Pennsylvania today, bringing brisk temperatures and scattered precipitation. Scattered showers are possible Thursday, particularly in northwest ...

CLEVELAND — When cold, unstable air sweeps across the Great Lakes in fall and early winter, it can trigger lake-effect precipitation. This week, lake rain showers have streamed in with periodic bursts ...