Has there ever been a huge disk-shaped shelf cloud in the United States? How is it formed?

Recently, a video shot in Clovis, New Mexico, USA showed that a huge shelf cloud hung in the air, just like the giant alien spacecraft in the movie. In the related video, a huge disc-shaped cloud is shrouded in mid-air, mixed with lightning, and an amazing sunset can be seen in the distance. It is reported that this huge shelf cloud subsequently brought heavy rain and strong winds to the town. It is reported that the shelf cloud is a low-level wedge-shaped arc cloud, and its appearance often indicates bad weather such as thunderstorms, strong winds and short-term heavy rains. ?

According to the information obtained,? Shelf cloud? , the National Weather Service will? Shelf cloud? It is defined as a low, horizontal, wedge-shaped arc cloud, which is usually formed under the condition of thunderstorm weather in gust front, sometimes without thunderstorm cold front. These rare and frightening weather phenomena are all related to strong cold and warm airflow activities. Meteorologists pointed out that their appearance often indicates bad weather such as thunderstorms, strong winds, short-term heavy rains and even tornadoes. Therefore, when they appear in the sky, they should be prepared in time and hide in a safe place. .

This year is really full of disasters. All kinds of natural disasters have happened all over the world, such as heavy rain, heavy snow, and epidemic diseases hanging over the sky. People can't help but sigh that it's really lucky to live in 2020. In the comments, netizens also opened their minds. Some say that Thanos's army is coming, others say that the spaceship of Atana, the first star in the Milky Way, and so on, have to say that it is really a big brain hole.

However, jokes are jokes, and the appearance of this phenomenon does not bode well. The appearance of this phenomenon indicates the arrival of some kind of bad weather, which is a gift from nature and there is no sudden attack. Therefore, after this omen, people in this area should take emergency measures as soon as possible and flee to a safe place. At this moment, life is the most important.