{"id":15758,"date":"2019-05-02T14:11:29","date_gmt":"2019-05-02T19:11:29","guid":{"rendered":"https:\/\/inside.nssl.noaa.gov\/ewp\/?p=15758"},"modified":"2019-05-02T14:23:00","modified_gmt":"2019-05-02T19:23:00","slug":"15758","status":"publish","type":"post","link":"https:\/\/inside.nssl.noaa.gov\/ewp\/2019\/05\/02\/15758\/","title":{"rendered":"Azimuthal Shear Application to Velocity Couplet?"},"content":{"rendered":"<p>An application of AZ-Shear that may show some promise is that it seems to hint at storms\/areas which may develop into a velocity couplet. In this example you can see that high Azimuthal Shear values are beginning to be detected by the program, while very little response stand out in the velocity field.<\/p>\n<figure id=\"attachment_15762\" aria-describedby=\"caption-attachment-15762\" style=\"width: 1895px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-15762\" src=\"https:\/\/inside.nssl.noaa.gov\/ewp\/wp-content\/uploads\/sites\/22\/2019\/05\/AZ_Shear_velocity_couplet_hint.png\" alt=\"\" width=\"1895\" height=\"739\" srcset=\"https:\/\/inside.nssl.noaa.gov\/ewp\/wp-content\/uploads\/sites\/22\/2019\/05\/AZ_Shear_velocity_couplet_hint.png 1895w, https:\/\/inside.nssl.noaa.gov\/ewp\/wp-content\/uploads\/sites\/22\/2019\/05\/AZ_Shear_velocity_couplet_hint-900x351.png 900w, https:\/\/inside.nssl.noaa.gov\/ewp\/wp-content\/uploads\/sites\/22\/2019\/05\/AZ_Shear_velocity_couplet_hint-768x299.png 768w, https:\/\/inside.nssl.noaa.gov\/ewp\/wp-content\/uploads\/sites\/22\/2019\/05\/AZ_Shear_velocity_couplet_hint-1800x702.png 1800w, https:\/\/inside.nssl.noaa.gov\/ewp\/wp-content\/uploads\/sites\/22\/2019\/05\/AZ_Shear_velocity_couplet_hint-600x234.png 600w\" sizes=\"auto, (max-width: 767px) 100vw, (max-width: 1200px) 60vw, 720px\" \/><figcaption id=\"caption-attachment-15762\" class=\"wp-caption-text\">Using Az-Shear to hint at the development of a couplet. (Watch the small red marker near the Alabama-Georgia border.)<\/figcaption><\/figure>\n<p>Notice how a few minutes later a velocity couplet is beginning to form, when only a few minutes prior AZ Shear was the only indicator. If this becomes is a trend that develops, it might be able to increase warning times on tornadoes.<\/p>\n<figure id=\"attachment_15774\" aria-describedby=\"caption-attachment-15774\" style=\"width: 1891px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-15774\" src=\"https:\/\/inside.nssl.noaa.gov\/ewp\/wp-content\/uploads\/sites\/22\/2019\/05\/Velocity_couplet_formation-1.png\" alt=\"\" width=\"1891\" height=\"736\" srcset=\"https:\/\/inside.nssl.noaa.gov\/ewp\/wp-content\/uploads\/sites\/22\/2019\/05\/Velocity_couplet_formation-1.png 1891w, https:\/\/inside.nssl.noaa.gov\/ewp\/wp-content\/uploads\/sites\/22\/2019\/05\/Velocity_couplet_formation-1-900x350.png 900w, https:\/\/inside.nssl.noaa.gov\/ewp\/wp-content\/uploads\/sites\/22\/2019\/05\/Velocity_couplet_formation-1-768x299.png 768w, https:\/\/inside.nssl.noaa.gov\/ewp\/wp-content\/uploads\/sites\/22\/2019\/05\/Velocity_couplet_formation-1-1800x701.png 1800w, https:\/\/inside.nssl.noaa.gov\/ewp\/wp-content\/uploads\/sites\/22\/2019\/05\/Velocity_couplet_formation-1-600x234.png 600w\" sizes=\"auto, (max-width: 767px) 100vw, (max-width: 1200px) 60vw, 720px\" \/><figcaption id=\"caption-attachment-15774\" class=\"wp-caption-text\">A few minutes later a velocity couplet is beginning to take shape<\/figcaption><\/figure>\n<p style=\"text-align: right\">South Beach<\/p>\n","protected":false},"excerpt":{"rendered":"<p>An application of AZ-Shear that may show some promise is that it seems to hint at storms\/areas which may develop into a velocity couplet. In this example you can see&#8230; <\/p>\n<p class=\"link-more\"><a href=\"https:\/\/inside.nssl.noaa.gov\/ewp\/2019\/05\/02\/15758\/\" class=\"more-link\">Read more \u00bb<\/a><\/p>\n","protected":false},"author":139,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[44,1],"tags":[54],"class_list":["post-15758","post","type-post","status-publish","format-standard","hentry","category-azshear","category-news","tag-azshear"],"_links":{"self":[{"href":"https:\/\/inside.nssl.noaa.gov\/ewp\/wp-json\/wp\/v2\/posts\/15758","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/inside.nssl.noaa.gov\/ewp\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/inside.nssl.noaa.gov\/ewp\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/inside.nssl.noaa.gov\/ewp\/wp-json\/wp\/v2\/users\/139"}],"replies":[{"embeddable":true,"href":"https:\/\/inside.nssl.noaa.gov\/ewp\/wp-json\/wp\/v2\/comments?post=15758"}],"version-history":[{"count":3,"href":"https:\/\/inside.nssl.noaa.gov\/ewp\/wp-json\/wp\/v2\/posts\/15758\/revisions"}],"predecessor-version":[{"id":15781,"href":"https:\/\/inside.nssl.noaa.gov\/ewp\/wp-json\/wp\/v2\/posts\/15758\/revisions\/15781"}],"wp:attachment":[{"href":"https:\/\/inside.nssl.noaa.gov\/ewp\/wp-json\/wp\/v2\/media?parent=15758"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/inside.nssl.noaa.gov\/ewp\/wp-json\/wp\/v2\/categories?post=15758"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/inside.nssl.noaa.gov\/ewp\/wp-json\/wp\/v2\/tags?post=15758"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}