--- title: Casper, Wyoming: Total Solar Eclipse Peak Time August 2017 description: A total solar eclipse is crossing the US on Aug. 21, 2017. Here's when it will be in peak view over Casper, Wyoming canonical: https://time.com/4902098/what-time-is-the-total-solar-eclipse-casper-wyoming/ author: Chris Wilson article:opinion: false article:content_tier: free article:published_time: 2017-08-20T12:00:40.000Z article:modified_time: 2026-03-30T12:26:48.970Z article:section: Science og:title: When to Watch the Total Solar Eclipse in Casper, Wyoming og:description: Here's what you can expect to see og:url: https://time.com/4902098/what-time-is-the-total-solar-eclipse-casper-wyoming/ og:site_name: TIME og:image: https://static.time.com/v3/assets/bltea6093859af6183b/blt3207ba3121accc45/6988da34cf40a84619c49062/eclipse-total.jpg?branch=production&width=3840&quality=75&auto=webp&crop=16:9 og:image:width: 1200 og:image:height: 675 og:image:alt: SOLAR ECLIPSE og:type: article twitter:card: summary_large_image twitter:title: When to Watch the Total Solar Eclipse in Casper, Wyoming twitter:description: Here's what you can expect to see twitter:image: https://static.time.com/v3/assets/bltea6093859af6183b/blt3207ba3121accc45/6988da34cf40a84619c49062/eclipse-total.jpg?branch=production&width=3840&quality=75&auto=webp&crop=16:9 ---  # When to Watch the Total Solar Eclipse in Casper, Wyoming by [Chris Wilson](https://time.com/author/chris-wilson/) and [Mahita Gajanan](https://time.com/author/mahita-gajanan/) Aug 20, 2017 12:00 PM UTC  The sun appears as a diamond ring as the moon passes over during the solar eclipse in Graz, about 200 kilometers (167 miles) south of Vienna, Austria on Aug. 11 1999. The sun appears as a diamond ring as the moon passes over during the solar eclipse in Graz, about 200 kilometers (167 miles) south of Vienna, Austria on Aug. 11 1999.Helge O. Sommer—AP by [Chris Wilson](https://time.com/author/chris-wilson/) and [Mahita Gajanan](https://time.com/author/mahita-gajanan/) Aug 20, 2017 12:00 PM UTC The [total solar eclipse](http://time.com/4750899/total-solar-eclipse/) will be in peak view in Casper, Wy. at 11:42 a.m. on Aug. 21, 2017\. Viewers can expect to catch the [total eclipse](http://time.com/4834676/total-solar-eclipse-2017-rare/) as the moon obscures the sun. Check out the interactive below to find out when the [eclipse](http://time.com/4829265/total-solar-eclipse-beauty-science/) will be in peak view in Casper, Wy., or type in your exact zip code to see what to expect. ```json [{"@context":"https://schema.org","@type":"NewsArticle","@id":"https://time.com/4902098/what-time-is-the-total-solar-eclipse-casper-wyoming/","mainEntityOfPage":{"@type":"WebPage","@id":"https://time.com/4902098/what-time-is-the-total-solar-eclipse-casper-wyoming/"},"headline":"When to Watch the Total Solar Eclipse in Casper, Wyoming","datePublished":"2017-08-20T12:00:40.000Z","dateModified":"2026-03-30T12:26:48.970Z","description":"Here's what you can expect to see","url":"https://time.com/4902098/what-time-is-the-total-solar-eclipse-casper-wyoming/","keywords":["Eclipse","solar eclipse","onetime","space 2017"],"thumbnailUrl":"https://static.time.com/v3/assets/bltea6093859af6183b/blt3207ba3121accc45/6988da34cf40a84619c49062/eclipse-total.jpg?branch=production&width=1200&quality=75&auto=webp&crop=1200:675&height=675","author":[{"@type":"Person","name":"Chris Wilson","jobTitle":null,"url":"https://time.com/author/chris-wilson/"},{"@type":"Person","name":"Mahita Gajanan","jobTitle":"Gajanan is an editor at TIME.","url":"https://time.com/author/mahita-gajanan/"}],"articleSection":"Science","image":[{"@type":"ImageObject","url":"https://static.time.com/v3/assets/bltea6093859af6183b/blt3207ba3121accc45/6988da34cf40a84619c49062/eclipse-total.jpg?branch=production&width=1200&quality=75&auto=webp&crop=1200:675&height=675","width":1200,"height":675,"headline":"SOLAR ECLIPSE","caption":"SOLAR ECLIPSE","creditText":"Helge O. Sommer—AP","representativeOfPage":true}],"publisher":{"@type":"Organization","name":"Time","url":"https://time.com/","logo":{"@type":"ImageObject","url":"https://time.com/images/logo.png","width":528,"height":156},"foundingDate":"March 3, 1923","sameAs":["https://www.facebook.com/time","https://www.instagram.com/time/?hl=en","https://twitter.com/time","https://www.pinterest.com/timemagazine"]}},{"@context":"https://schema.org","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"item":{"@id":"/section/science/","name":"Science"}},{"@type":"ListItem","position":2,"item":{"@id":"/tag/eclipse/","name":"Eclipse"}},{"@type":"ListItem","position":3,"item":{"@id":"https://time.com/4902098/what-time-is-the-total-solar-eclipse-casper-wyoming/","name":"When to Watch the Total Solar Eclipse in Casper, Wyoming"}}]}] ```