{"id":16151,"date":"2019-05-07T16:06:28","date_gmt":"2019-05-07T21:06:28","guid":{"rendered":"https:\/\/inside.nssl.noaa.gov\/ewp\/?p=16151"},"modified":"2019-05-07T18:30:10","modified_gmt":"2019-05-07T23:30:10","slug":"tpw-differences-along-dryline","status":"publish","type":"post","link":"https:\/\/inside.nssl.noaa.gov\/ewp\/2019\/05\/07\/tpw-differences-along-dryline\/","title":{"rendered":"TPW Differences Along Dryline"},"content":{"rendered":"<p>The CIRA Merged TPW and All Sky LAP in the TX panhandle show some differences in the vicinity of the dryline at 19 UTC on 7 May.\u00a0 This is a cloudy region so the retrievals are either GFS (All Sky LAP) or advected polar microwave (Merged TPW),\u00a0 The All Sky LAP TPW shows a moist panhandle, with values in green \/ yellow (1&#8243; or above).\u00a0 The Merged TPW indicates lower values in green \/ purple, or about 0.7&#8243;.\u00a0 Surface dewpoints range from 59-65 F, indicating moist air ahead of the dryline.<\/p>\n<p>Surface GPS observations from Suominet at three TX stations in the panhandle (Amarillo &#8211; 1.0&#8243;, Borger &#8211; 1.0&#8243;, and Canadian &#8211; 1.1&#8243;) lean closer to the All Sky LAP analysis.\u00a0 An hypothesis for the Merged TPW being low is dry retrievals from higher terrain to the west being advected into the moist sector.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-16158\" src=\"https:\/\/inside.nssl.noaa.gov\/ewp\/wp-content\/uploads\/sites\/22\/2019\/05\/005_Vis-900x658.png\" alt=\"\" width=\"900\" height=\"658\" srcset=\"https:\/\/inside.nssl.noaa.gov\/ewp\/wp-content\/uploads\/sites\/22\/2019\/05\/005_Vis-900x658.png 900w, https:\/\/inside.nssl.noaa.gov\/ewp\/wp-content\/uploads\/sites\/22\/2019\/05\/005_Vis-768x562.png 768w, https:\/\/inside.nssl.noaa.gov\/ewp\/wp-content\/uploads\/sites\/22\/2019\/05\/005_Vis-600x439.png 600w, https:\/\/inside.nssl.noaa.gov\/ewp\/wp-content\/uploads\/sites\/22\/2019\/05\/005_Vis.png 1068w\" sizes=\"auto, (max-width: 767px) 100vw, (max-width: 1200px) 60vw, 720px\" \/><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignleft  wp-image-16160\" src=\"https:\/\/inside.nssl.noaa.gov\/ewp\/wp-content\/uploads\/sites\/22\/2019\/05\/005_allsky-900x658.png\" alt=\"\" width=\"245\" height=\"179\" srcset=\"https:\/\/inside.nssl.noaa.gov\/ewp\/wp-content\/uploads\/sites\/22\/2019\/05\/005_allsky-900x658.png 900w, https:\/\/inside.nssl.noaa.gov\/ewp\/wp-content\/uploads\/sites\/22\/2019\/05\/005_allsky-768x562.png 768w, https:\/\/inside.nssl.noaa.gov\/ewp\/wp-content\/uploads\/sites\/22\/2019\/05\/005_allsky-600x439.png 600w, https:\/\/inside.nssl.noaa.gov\/ewp\/wp-content\/uploads\/sites\/22\/2019\/05\/005_allsky.png 1068w\" sizes=\"auto, (max-width: 767px) 100vw, (max-width: 1200px) 60vw, 720px\" \/><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignright  wp-image-16162\" src=\"https:\/\/inside.nssl.noaa.gov\/ewp\/wp-content\/uploads\/sites\/22\/2019\/05\/005_CIRA-900x658.png\" alt=\"\" width=\"247\" height=\"181\" srcset=\"https:\/\/inside.nssl.noaa.gov\/ewp\/wp-content\/uploads\/sites\/22\/2019\/05\/005_CIRA-900x658.png 900w, https:\/\/inside.nssl.noaa.gov\/ewp\/wp-content\/uploads\/sites\/22\/2019\/05\/005_CIRA-768x562.png 768w, https:\/\/inside.nssl.noaa.gov\/ewp\/wp-content\/uploads\/sites\/22\/2019\/05\/005_CIRA-600x439.png 600w, https:\/\/inside.nssl.noaa.gov\/ewp\/wp-content\/uploads\/sites\/22\/2019\/05\/005_CIRA.png 1068w\" sizes=\"auto, (max-width: 767px) 100vw, (max-width: 1200px) 60vw, 720px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>JohnF<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The CIRA Merged TPW and All Sky LAP in the TX panhandle show some differences in the vicinity of the dryline at 19 UTC on 7 May.\u00a0 This is a&#8230; <\/p>\n<p class=\"link-more\"><a href=\"https:\/\/inside.nssl.noaa.gov\/ewp\/2019\/05\/07\/tpw-differences-along-dryline\/\" class=\"more-link\">Read more \u00bb<\/a><\/p>\n","protected":false},"author":138,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[10,11],"tags":[46],"class_list":["post-16151","post","type-post","status-publish","format-standard","hentry","category-live-blogs","category-mesoscale-discussions","tag-tpw"],"_links":{"self":[{"href":"https:\/\/inside.nssl.noaa.gov\/ewp\/wp-json\/wp\/v2\/posts\/16151","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\/138"}],"replies":[{"embeddable":true,"href":"https:\/\/inside.nssl.noaa.gov\/ewp\/wp-json\/wp\/v2\/comments?post=16151"}],"version-history":[{"count":1,"href":"https:\/\/inside.nssl.noaa.gov\/ewp\/wp-json\/wp\/v2\/posts\/16151\/revisions"}],"predecessor-version":[{"id":16163,"href":"https:\/\/inside.nssl.noaa.gov\/ewp\/wp-json\/wp\/v2\/posts\/16151\/revisions\/16163"}],"wp:attachment":[{"href":"https:\/\/inside.nssl.noaa.gov\/ewp\/wp-json\/wp\/v2\/media?parent=16151"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/inside.nssl.noaa.gov\/ewp\/wp-json\/wp\/v2\/categories?post=16151"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/inside.nssl.noaa.gov\/ewp\/wp-json\/wp\/v2\/tags?post=16151"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}