Amazing 'hole punch' phenomenon spotted in clouds over Bay Area
Scientists have studied hole-punch clouds since the 1940s and have long suspected that planes play a role in their formation. (See pictures of a potentially new type of cloud .) Now, ice.
Amazing 'hole punch' phenomenon spotted in clouds over Bay Area
Whether a cloud formation becomes a hole-punch or canal depends on the thickness of the cloud layer, the air temperature, and the degree of horizontal wind shear. Both descending and ascending aircraft—including jets and propeller planes—can trigger hole-punch and canal clouds. The nearest major airports in the images above include Miami.
Fallstreak phenomenon 13 pictures of 'holepunch' clouds in B.C. CTV News
What are they? A fallstreak hole (also known as a "hole punch cloud") is a large circular or elliptical gap that can appear in cirrocumulus or altocumulus clouds. How do they form? High to mid level clouds, such as altocumulus, are often composed of tiny water droplets that are much colder than freezing, but have yet to freeze.
Is the truth out there? Rare hole punch cloud appears over Illinois in pictures Strange Sounds
Hole-punch clouds occur within two types of common cloud layers: 1) cirrocumulus or 2) altocumulus clouds. Cirrocumulus clouds form row after row of small puffball clouds. Altocumulus clouds are similar, except think less puffy and more patchy.
Is the truth out there? Rare hole punch cloud appears over Illinois in pictures Strange Sounds
Fallstreak holes, also known as hole-punch clouds, are the result of cold air temperatures and atmospheric instability. Viewed from below, it can appear as if part of the cloud is falling out of the sky. As it turns out, that is actually what's happening.
Is the truth out there? Rare hole punch cloud appears over Illinois in pictures Strange Sounds
This hole-punch cloud appeared in the sky over Mobile, Alabama, in 2003. Scientists believe that airplanes create these formations by cooling air and creating ice as they travel through clouds.
'Hole punch clouds' seen in San Antonio sky. Here's why.
Fallstreak holes, also known as hole punch clouds, are a "supercool" phenomenon, where large circular or elliptical gaps appear in mid- to high-level cirrocumulus or altocumulus clouds.
PHOTOS Rare holepunch cloud in western Massachusetts Sunday WWLP
A fallstreak hole (also known as a cavum, hole punch cloud, punch hole cloud, skypunch, cloud canal or cloud hole) is a large circular or elliptical gap that can appear in cirrocumulus or altocumulus clouds. It forms when part of the cloud layer forms ice crystals that are large enough to fall as a 'fallstreak'.
Hole Punch Clouds Over Maryland (Updated with new info.) Dan's Wild Wild Science Journal AGU
Hole punch clouds, explained. No, it's not a back hole or aliens. The real answer involves a lot of freezing water droplets. Credit: James Magee. A hole punch cloud appears in the sky in Frisco.
Fallstreak hole Unusual 'holepunch' cloud captured in East Midlands BBC News
What are hole-punch clouds, aka fallstreak holes? Posted by Editors of EarthSky May 14, 2023 View at EarthSky Community Photos. | Saranya Kumar in Woodbridge, New Jersey, caught this image of a.
Fallstreak phenomenon 13 pictures of 'holepunch' clouds in B.C. CTV News
Fallstreak (also known as hole punch) clouds are formed when the water temperature in the cloud is below freezing but has not frozen. When sections of the water start to freeze, the surrounding water vapor will also freeze and descend. This leaves a rounded hole in the cloud. Fallstreak clouds von Kármán Vortices
Is the truth out there? Rare hole punch cloud appears over Illinois in pictures Strange Sounds
Fallstreak hole
Holepunch clouds over SoCal Today's Image EarthSky
The reason a fallstreak hole is sometimes called a "hole punch cloud" doesn't need much clarification: It looks like someone used a massive hole-puncher on a cloud. In order to create one,.
Picture of the Day Rare Hole Punch Cloud Spotted in Australia » TwistedSifter
A fallstreak hole (also known as a cavum, [1] hole punch cloud, punch hole cloud, skypunch, cloud canal or cloud hole) is a large gap, usually circular or elliptical, that can appear in cirrocumulus or altocumulus clouds.
Amazing 'hole punch' phenomenon spotted in clouds over Bay Area
A hole punch cloud visible over Omarama, New Zealand in May 2006. Credit: Dollsworth Web sites on the Internet are now devoted to collecting pictures of hole punch clouds from around the world.
PHOTOS Rare holepunch cloud in western Massachusetts Sunday WWLP
These amazing cloud phenomenon are known as Hole Punch Clouds or Fallstreak Holes and they are strange holes in the cloud layer. Hole Punch Clouds are normally circular but can be oblong or even pentagram shaped! How are Hole Punch Clouds formed? What process creates Fallstreak Holes? How do you get double Fallstreak Holes joined together?