Red storm over Canadian Prairies

by Joe Archive on January 23, 2008

a href=”http://antwrp.gsfc.nasa.gov/apod/ap080122.html”br /from Astronomy picture of the day/abr /blockquotea onblur=”try {parent.deselectBloggerImageGracefully();} catch(e) {}” href=”http://4.bp.blogspot.com/_D-wHwe7mWZg/R5dig7f749I/AAAAAAAAQ3I/S4fqdpyUYIw/s1600-h/shelfcloud_kerr_big.jpg”img style=”margin: 0pt 10px 10px 0pt; float: left; cursor: pointer;” src=”http://4.bp.blogspot.com/_D-wHwe7mWZg/R5dig7f749I/AAAAAAAAQ3I/S4fqdpyUYIw/s320/shelfcloud_kerr_big.jpg” alt=”” id=”BLOGGER_PHOTO_ID_5158700216043168722″ border=”0″ //abr /b/bblockquoteb”Explanation: /b Perhaps it’s time to go inside. Such thoughts might occur to people witnessing the approach of an impressive a href=”http://en.wikipedia.org/wiki/Shelf_cloud”shelf cloud/a. Shelf clouds are typically seen leading a href=”http://www.nssl.noaa.gov/faq/faq_tst.php”thunderstorms/a, although they may a href=”http://en.wikipedia.org/wiki/Gust_front”precede/a any well defined front of relatively cold air. a href=”http://www.targetarea.net/photoshe.html”Shelf clouds/a differ from a href=”http://antwrp.gsfc.nasa.gov/apod/ap060117.html”roll clouds/a because shelf clouds are attached to a larger cloud system lurking above. Similarly, a href=”http://eo.ucar.edu/webweather/cloudpic1.html”shelf clouds/a differ from wall clouds because wall clouds typically trail a href=”http://www.youtube.com/watch?v=_cl0aw87LqA”storm system/as. The above pictured a href=”http://www.crh.noaa.gov/sgf/?n=photos_shelfclouds”shelf cloud/a was photographed toward the southwest during a trip crossing the prairies of a href=”http://en.wikipedia.org/wiki/Sasketchewan”Saskatchewan/a, a href=”http://en.wikipedia.org/wiki/Canada”Canada/a on the a href=”http://www.jpgmag.com/stories/1598″Trans-Canada Highway/a in 2001 August. A a href=”http://antwrp.gsfc.nasa.gov/apod/ap050503.html”rising Sun/a illuminated the a href=”http://antwrp.gsfc.nasa.gov/apod/ap050821.html”impressive cloud/a from the east as it advanced from the west.”/blockquote/blockquote

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