IN view of the recent letters in NATURE on the cause of mammato-clouds, some observations on the conditions accompanying them may be of interest. The only case I can find when an aeroplane ...

AUSTIN (KXAN) — KXAN viewer Phyllis Miller spotted strange-looking clouds near Luling on Thursday. This cloud formation is known as a fallstreak hole, or hole punch cloud. It’s a large ...

The bizarre formation is known as a "banner cloud," which is a type of orographic cloud, meaning it is created due to the shape of the land below it, according to the U.K. Met Office.