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Distant lightning near Louisville, Kentucky. Heat lightning (not to be confused with dry thunderstorms, which are also often called dry lightning) is a misnomer [1] used for the faint flashes of lightning on the horizon or other clouds from distant thunderstorms that do not appear to have accompanying sounds of thunder. Heat lightning in Tokyo
Sheet lightning is cloud-to-cloud lightning that exhibits a diffuse brightening of the surface of a cloud, caused by the actual discharge path being hidden or too far away. The lightning itself cannot be seen by the spectator, so it appears as only a flash, or a sheet of light. The lightning may be too far away to discern individual flashes.
Terrestrial gamma-ray flashes pose a challenge to current theories of lightning, especially with the discovery of the clear signatures of antimatter produced in lightning. [ 26 ] It has been discovered in the past 15 years that among the processes of lightning is some mechanism capable of generating gamma rays , which escape the atmosphere and ...
How to staying safe when lightning flashes, per the National Weather Service. According to the NWS, there are about 25 million close-to-ground lightning strikes each year in the United States ...
Here’s how to stay safe when lightning strikes When thunder rumbles, lightning isn’t far behind. About 25 million times a year, lightning strikes the United States, according to the National ...
Timelapse satellite imagery released by the National Oceanic and Atmospheric Administration (NOAA) on May 6 shows what the NOAA said was a “rolling dry line” that produced severe thunderstorms ...
In general, CG lightning flashes account for only 25% of all total lightning flashes worldwide. Since the base of a thunderstorm is usually negatively charged, this is where most CG lightning originates. This region is typically at the elevation where freezing occurs within the cloud. Freezing, combined with collisions between ice and water ...
Striking satellite footage shows lightning flashing as Tropical Storm Idalia approaches Florida. The storm is forecast to hit the Sunshine State by Wednesday morning (30 August), after ...