TODAY is- Fri, 18 Aug 2017

 GLOBAL NEWS-As it Happens

English Dutch French German Italian Russian Spanish

News in Pictures

It looks like a rainbow, but it is actually called a circumhorizontal arc. In order for these arcs to form, the sun must be high, up over 58 degrees above the horizon. They are caused by sunlight entering horizontally into hexagonal ice crystals in cirrus clouds and exiting out at a 90 degree angle, which causes well-separated colors.

Rare circumhorizontal arc appears in Tennessee

Get Daily Updates

Skymed Newsletter
Subscribe Now!

Keep in Touch

Get Your Free Copy!

Website Visitors

Today128
Yesterday487
This week1940
This month13373

18 August 2017

Who Is Online

Guests : 34 guests online

Skymed Videobox

Go to top