{"id":8075,"date":"2024-08-24T08:18:18","date_gmt":"2024-08-24T00:18:18","guid":{"rendered":"https:\/\/tommykwan.com\/blog\/?p=8075"},"modified":"2024-08-24T12:56:37","modified_gmt":"2024-08-24T04:56:37","slug":"turbulence-v-s-wind-shear","status":"publish","type":"post","link":"https:\/\/tommykwan.com\/blog\/aviation\/turbulence-v-s-wind-shear\/","title":{"rendered":"Turbulence v.s Wind Shear"},"content":{"rendered":"<p>With reference to HKO publication:<\/p>\n<p><strong>Windshear<\/strong> &#8211;<\/p>\n<ul>\n<li><strong>sustained change<\/strong> (i.e lasting more than a few seconds as experienced by the aircraft) in the<strong> wind direction and\/or speed<\/strong>, resulting in a change in the headwind or tailwind encountered by an aircraft<\/li>\n<li>change in lift (usually decrease lift), and cause the aircraft to go below the intended flight path (i.e <strong>flight path change<\/strong>)<\/li>\n<\/ul>\n<p><strong>Turbulence<\/strong> &#8211;<\/p>\n<ul>\n<li><strong>rapid irregular motion of air<\/strong><\/li>\n<li>cause<strong> abrupt changes<\/strong> in the <strong>altitude and attitude<\/strong><\/li>\n<li>does<strong> not normally influence the intended flight path<\/strong> of an aircraft significantly<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>What&#8217;s Turbulence?<\/p>\n<div class=\"embed-container\"><iframe loading=\"lazy\" title=\"Weather avoidance\/Turbulence avoidance in flight\" width=\"1170\" height=\"658\" src=\"https:\/\/www.youtube.com\/embed\/BOcjixLis-4?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/div>\n<div class=\"embed-container\"><iframe loading=\"lazy\" title=\"Pilot Explains the Science of Turbulence | WSJ Booked\" width=\"1170\" height=\"658\" src=\"https:\/\/www.youtube.com\/embed\/5wQ9nAlO12E?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/div>\n<p>&nbsp;<\/p>\n<div class=\"embed-container\"><iframe loading=\"lazy\" title=\"9 TURBULENCE TYPES explained by CAPTAIN JOE\" width=\"1170\" height=\"658\" src=\"https:\/\/www.youtube.com\/embed\/GUYboL86HEM?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/div>\n<p>&nbsp;<\/p>\n<p><span style=\"text-decoration: underline;\">Types of turbulence<\/span><\/p>\n<p><a href=\"https:\/\/www.hko.gov.hk\/en\/education\/infoGraphic\/turbulence.html\">[Ref: Infographic &#8211; Turbulence\uff5cHong Kong Observatory(HKO)\uff5cEducational Resources]<\/a><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.hko.gov.hk\/en\/education\/infoGraphic\/images\/turbulence_web_rev31.png\" \/><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.hko.gov.hk\/en\/education\/infoGraphic\/images\/turbulence_web_rev32.png\" \/><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.hko.gov.hk\/en\/education\/infoGraphic\/images\/turbulence_web_rev33.png\" \/><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.hko.gov.hk\/en\/education\/infoGraphic\/images\/turbulence_web_rev34.png\" \/><\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>What&#8217;s Wind Shear?<\/p>\n<div class=\"embed-container\"><iframe loading=\"lazy\" title=\"What is Windshear? | Causes and Impact of Windshear | Windshear Alerting Systems on Aircraft\" width=\"1170\" height=\"658\" src=\"https:\/\/www.youtube.com\/embed\/XvwNKdMETHo?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/div>\n<p>Prediction of Wind Shear<\/p>\n<div class=\"embed-container\"><iframe loading=\"lazy\" title=\"\u98a8\u5207\u8b8a\u9810\u8b66\u670d\u52d940\u5e74\" width=\"1170\" height=\"658\" src=\"https:\/\/www.youtube.com\/embed\/ZgMPhFfwsfA?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/div>\n<p>&nbsp;<\/p>\n<p>How often are windshear and turbulence experienced at HKIA?<\/p>\n<p><a href=\"https:\/\/tommykwan.com\/blog\/wp-content\/uploads\/2024\/08\/How-often-are-windshear-and-turbulence-at-HKIA.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-9264\" src=\"https:\/\/tommykwan.com\/blog\/wp-content\/uploads\/2024\/08\/How-often-are-windshear-and-turbulence-at-HKIA.png\" alt=\"\" width=\"694\" height=\"368\" srcset=\"https:\/\/tommykwan.com\/blog\/wp-content\/uploads\/2024\/08\/How-often-are-windshear-and-turbulence-at-HKIA.png 694w, https:\/\/tommykwan.com\/blog\/wp-content\/uploads\/2024\/08\/How-often-are-windshear-and-turbulence-at-HKIA-300x159.png 300w\" sizes=\"auto, (max-width: 694px) 100vw, 694px\" \/><\/a><\/p>\n<p>\u4fc2\u9999\u6e2f, \u5927\u7d04\u5566&#8230;\u6bcf500\u73ed\u6a5f\u5c31\u67091\u73ed\u9047\u4e0asignificant windshear ;<\/p>\n<p>\u6bcf3500\u73ed\u6a5f\u5148\u67091\u73edreport significant turbulence~<\/p>\n<p>From the chart, u may see that majority of W\/S and TURB were reported around <strong>summer period <\/strong>&#8211; influence of <a href=\"https:\/\/tommykwan.com\/blog\/aviation\/whats-tropical-cyclone-typhoon\/\"><strong>tropical cyclones<\/strong><\/a>.<\/p>\n<p>&nbsp;<\/p>\n<p>#wind shear #windshear<\/p>\n<p>Read More &#8211;<\/p>\n<p><a href=\"https:\/\/tommykwan.com\/blog\/aviation\/whats-microbust\/\">What\u2019s Microbust? \u2013 Tommy&#8217;s Diaries (tommykwan.com)<\/a><\/p>\n<p><a href=\"https:\/\/youtu.be\/U87ramqFzwU?si=UEt2tKA3cSiIXy5q\">https:\/\/youtu.be\/U87ramqFzwU?si=UEt2tKA3cSiIXy5q<\/a><\/p>\n<p><a href=\"https:\/\/www.hko.gov.hk\/en\/aviat\/amt\/windshear_warning.htm\">https:\/\/www.hko.gov.hk\/en\/aviat\/amt\/windshear_warning.htm<\/a><\/p>\n<p><a href=\"https:\/\/www.hko.gov.hk\/en\/aviat\/articles\/files\/booklet_4th_edition.pdf\">https:\/\/www.hko.gov.hk\/en\/aviat\/articles\/files\/booklet_4th_edition.pdf<\/a><\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>With reference to HKO publication: Windshear &#8211; sustained change (i.e lasting more than a few seconds as experienced by the aircraft) in the wind direction and\/or speed, resulting in a change in the headwind or tailwind encountered by an aircraft change in lift (usually decrease lift), and cause the aircraft to go below the intended<a class=\"read-more \" href=\"https:\/\/tommykwan.com\/blog\/aviation\/turbulence-v-s-wind-shear\/\" title=\"Read More\"> <span class=\"button default\">Read More<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[68,64,72],"tags":[],"class_list":["post-8075","post","type-post","status-publish","format-standard","hentry","category-atpl-knowledge","category-aviation","category-meteorology"],"_links":{"self":[{"href":"https:\/\/tommykwan.com\/blog\/wp-json\/wp\/v2\/posts\/8075","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/tommykwan.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/tommykwan.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/tommykwan.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/tommykwan.com\/blog\/wp-json\/wp\/v2\/comments?post=8075"}],"version-history":[{"count":21,"href":"https:\/\/tommykwan.com\/blog\/wp-json\/wp\/v2\/posts\/8075\/revisions"}],"predecessor-version":[{"id":9268,"href":"https:\/\/tommykwan.com\/blog\/wp-json\/wp\/v2\/posts\/8075\/revisions\/9268"}],"wp:attachment":[{"href":"https:\/\/tommykwan.com\/blog\/wp-json\/wp\/v2\/media?parent=8075"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/tommykwan.com\/blog\/wp-json\/wp\/v2\/categories?post=8075"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/tommykwan.com\/blog\/wp-json\/wp\/v2\/tags?post=8075"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}