{"id":17018,"date":"2024-08-15T15:16:19","date_gmt":"2024-08-15T14:16:19","guid":{"rendered":"https:\/\/www.meteorologicaltechnologyinternational.com\/?p=17018"},"modified":"2024-08-15T15:33:03","modified_gmt":"2024-08-15T14:33:03","slug":"cma-uses-fengyun-4b-satellite-and-l-band-sounding-system-for-typhoon-monitoring","status":"publish","type":"post","link":"https:\/\/www.meteorologicaltechnologyinternational.com\/news\/satellites\/cma-uses-fengyun-4b-satellite-and-l-band-sounding-system-for-typhoon-monitoring.html","title":{"rendered":"CMA uses Fengyun-4B satellite and L-band sounding system for typhoon monitoring"},"content":{"rendered":"<p>To conduct intensive observations of July&#8217;s Typhoon Gaemi and Typhoon Prapiroon, the China Meteorological Administration (CMA) activated the Fengyun-4B satellite for the first time, alongside launching the L-band sounding system and deploying large-scale UAVs.<\/p>\n<p>The country\u2019s meteorological departments employed the Fengyun meteorological satellites alongside weather radars, Beidou sounding and large unmanned aerial vehicles (UAV) to perform meteorological disaster prevention and mitigation activities, and carried out coordinated observation experiments of the typhoons.<\/p>\n<h3><strong>Fengyun meteorological satellites<\/strong><\/h3>\n<p>The imaging and sounding instruments on board the Fengyun-4B (FY-4B) satellite were activated for the first time to conduct intensive observations and closely monitor typhoon changes as Typhoon Gaemi and Typhoon Prapiroon affected China. These instruments received electromagnetic waves reflected or emitted by typhoon clouds and rain in real time.<\/p>\n<figure id=\"attachment_17022\" aria-describedby=\"caption-attachment-17022\" style=\"width: 662px\" class=\"wp-caption aligncenter\"><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-17022\" src=\"https:\/\/www.meteorologicaltechnologyinternational.com\/wp-content\/uploads\/2024\/08\/1-288x300.png\" alt=\"\" width=\"662\" height=\"690\" srcset=\"https:\/\/www.meteorologicaltechnologyinternational.com\/wp-content\/uploads\/2024\/08\/1-288x300.png 288w, https:\/\/www.meteorologicaltechnologyinternational.com\/wp-content\/uploads\/2024\/08\/1-768x801.png 768w, https:\/\/www.meteorologicaltechnologyinternational.com\/wp-content\/uploads\/2024\/08\/1-150x156.png 150w, https:\/\/www.meteorologicaltechnologyinternational.com\/wp-content\/uploads\/2024\/08\/1-450x469.png 450w, https:\/\/www.meteorologicaltechnologyinternational.com\/wp-content\/uploads\/2024\/08\/1-200x208.png 200w, https:\/\/www.meteorologicaltechnologyinternational.com\/wp-content\/uploads\/2024\/08\/1-384x400.png 384w, https:\/\/www.meteorologicaltechnologyinternational.com\/wp-content\/uploads\/2024\/08\/1-400x417.png 400w, https:\/\/www.meteorologicaltechnologyinternational.com\/wp-content\/uploads\/2024\/08\/1.png 801w\" sizes=\"(max-width: 662px) 100vw, 662px\" \/><figcaption id=\"caption-attachment-17022\" class=\"wp-caption-text\">On July 24, 2024, the National Satellite Meteorological Centre (NSMC) activated intensive observation using the GIIRS detector.<br \/>Source: NSMC<em>\u00a0<\/em><\/figcaption><\/figure>\n<p>During the development of Typhoon Gaemi, FY-4B provided convection tracking and water vapor animation, while continuously tracking the movement, direction and intensity of the typhoon. The satellite also provided data support for numerical weather prediction (NWP) assimilation and weather analysis. Through networking observations with the FY-3 meteorological satellites, the internal 3D structure of the typhoon and its entire evolution was captured.<\/p>\n<p>The National Satellite Meteorological Centre (NSMC) also used products such as 3D reflectivity and precipitation rate from the Feng Yun 3G (FY-3G) satellite to monitor Typhoon Gaemi\u2019s development.<\/p>\n<h3><strong>Multi-band weather radar networking<\/strong><\/h3>\n<p>While tracking Typhoon Gaemi this year, the Fujian and Jiangxi meteorological departments leveraged a new generation of weather radar and X-band weather radar to conduct networking observation.<\/p>\n<figure id=\"attachment_17021\" aria-describedby=\"caption-attachment-17021\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-17021\" src=\"https:\/\/www.meteorologicaltechnologyinternational.com\/wp-content\/uploads\/2024\/08\/2-300x242.png\" alt=\"\" width=\"800\" height=\"645\" srcset=\"https:\/\/www.meteorologicaltechnologyinternational.com\/wp-content\/uploads\/2024\/08\/2-300x242.png 300w, https:\/\/www.meteorologicaltechnologyinternational.com\/wp-content\/uploads\/2024\/08\/2-150x121.png 150w, https:\/\/www.meteorologicaltechnologyinternational.com\/wp-content\/uploads\/2024\/08\/2-450x362.png 450w, https:\/\/www.meteorologicaltechnologyinternational.com\/wp-content\/uploads\/2024\/08\/2-200x161.png 200w, https:\/\/www.meteorologicaltechnologyinternational.com\/wp-content\/uploads\/2024\/08\/2-497x400.png 497w, https:\/\/www.meteorologicaltechnologyinternational.com\/wp-content\/uploads\/2024\/08\/2-400x322.png 400w, https:\/\/www.meteorologicaltechnologyinternational.com\/wp-content\/uploads\/2024\/08\/2.png 734w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-17021\" class=\"wp-caption-text\">Radar combination reflectivity image during the landfall of Typhoon Gaemi at 8:00pmon July 25. Provided by Jiao Zhimin from the Meteorological Observation Centre (MOC).<\/figcaption><\/figure>\n<p>Li Lu, an engineer at the <a href=\"https:\/\/www.cma.gov.cn\/en\/\">CMA<\/a>\u2019s Meteorological Observation Centre (MOC), said, \u201cThe new generation of weather radar could be applied to continuously monitor the overall structural changes of the typhoon in the birth, development and landing process, such as path, intensity and moving speed, but also obtain the refined structure of the convective cell in the typhoon.\u201d<\/p>\n<figure id=\"attachment_17020\" aria-describedby=\"caption-attachment-17020\" style=\"width: 286px\" class=\"wp-caption alignright\"><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-17020\" src=\"https:\/\/www.meteorologicaltechnologyinternational.com\/wp-content\/uploads\/2024\/08\/3-225x300.jpg\" alt=\"\" width=\"286\" height=\"381\" srcset=\"https:\/\/www.meteorologicaltechnologyinternational.com\/wp-content\/uploads\/2024\/08\/3-225x300.jpg 225w, https:\/\/www.meteorologicaltechnologyinternational.com\/wp-content\/uploads\/2024\/08\/3-150x200.jpg 150w, https:\/\/www.meteorologicaltechnologyinternational.com\/wp-content\/uploads\/2024\/08\/3-450x600.jpg 450w, https:\/\/www.meteorologicaltechnologyinternational.com\/wp-content\/uploads\/2024\/08\/3-200x267.jpg 200w, https:\/\/www.meteorologicaltechnologyinternational.com\/wp-content\/uploads\/2024\/08\/3-300x400.jpg 300w, https:\/\/www.meteorologicaltechnologyinternational.com\/wp-content\/uploads\/2024\/08\/3-400x533.jpg 400w, https:\/\/www.meteorologicaltechnologyinternational.com\/wp-content\/uploads\/2024\/08\/3.jpg 600w\" sizes=\"(max-width: 286px) 100vw, 286px\" \/><figcaption id=\"caption-attachment-17020\" class=\"wp-caption-text\">Credit: CMA<\/figcaption><\/figure>\n<h3><strong>Beidou Round-trip Drifting Sounding System (RDSS)<\/strong><\/h3>\n<p>From July 25 to 26, 2024, at the Fuzhou, Fujian and Hongjia radiosonde stations in Zhejiang province, the Beidou Round-trip Drifting Sounding System (RDSS) was used to obtain multi-stage observation data in the typhoon-affected area, monitoring the development and changes of the typhoon after landing.<\/p>\n<p>On July 1, 2024, China officially launched the L-band sounding system to compare it with the traditional Beidou sounding system. Before this, meteorological departments had only used Beidou sounding technology to monitor severe weather systems, convective conditions and typhoon structures. The parallel and comparative observations of sounding systems were initiated at the national upper-air meteorological observing station in Dalian.<\/p>\n<h3><strong>Large scale unmanned aerial vehicle (UAV)<\/strong><\/h3>\n<p>On July 21, 2024, during the influence of Typhoon Prapiroon, China&#8217;s Haiyan I UAV dropped sondes, recording the temperature, humidity, wind direction, wind speed, air pressure and other data at different heights, and carried out stereoscopic observation of the 3D structure of the typhoon.<\/p>\n<p>The upper-air large-scale UAVs reached inside the cyclone to obtain direct observation data, forming a comprehensive 3D typhoon monitoring network with meteorological satellites and weather radars. This effort was able to enhance the accuracy of typhoon tracking, intensity, and wind and rain predictions.<\/p>\n<figure id=\"attachment_17019\" aria-describedby=\"caption-attachment-17019\" style=\"width: 814px\" class=\"wp-caption aligncenter\"><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-17019\" src=\"https:\/\/www.meteorologicaltechnologyinternational.com\/wp-content\/uploads\/2024\/08\/4-300x192.jpg\" alt=\"\" width=\"814\" height=\"521\" srcset=\"https:\/\/www.meteorologicaltechnologyinternational.com\/wp-content\/uploads\/2024\/08\/4-300x192.jpg 300w, https:\/\/www.meteorologicaltechnologyinternational.com\/wp-content\/uploads\/2024\/08\/4-150x96.jpg 150w, https:\/\/www.meteorologicaltechnologyinternational.com\/wp-content\/uploads\/2024\/08\/4-450x287.jpg 450w, https:\/\/www.meteorologicaltechnologyinternational.com\/wp-content\/uploads\/2024\/08\/4-200x128.jpg 200w, https:\/\/www.meteorologicaltechnologyinternational.com\/wp-content\/uploads\/2024\/08\/4-600x383.jpg 600w, https:\/\/www.meteorologicaltechnologyinternational.com\/wp-content\/uploads\/2024\/08\/4-400x255.jpg 400w, https:\/\/www.meteorologicaltechnologyinternational.com\/wp-content\/uploads\/2024\/08\/4.jpg 650w\" sizes=\"(max-width: 814px) 100vw, 814px\" \/><figcaption id=\"caption-attachment-17019\" class=\"wp-caption-text\">On July 21, 2024, the pilot of Haiyan I UAV conducted an observation mission. Photographed by Li Xicheng<\/figcaption><\/figure>\n<p>Haiyan I UAV was able to detect and obtain high-resolution vertical profiles of wind direction, wind speed, temperature, humidity, pressure and other factors from an altitude of 10,000m, and record the development and evolution of the typhoon.<\/p>\n<p><em>In related news, the Guangzhou Institute of Tropical and Marine Meteorology (ITMM) and the China Meteorological Administration (CMA) recently launched an observation program in the northern part of the South China Sea. <a href=\"https:\/\/www.meteorologicaltechnologyinternational.com\/news\/oceans\/guangzhou-institute-of-tropical-and-marine-meteorology-and-cma-launch-ocean-observation-program.html\">Click here to read the full story.<\/a> <\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>To conduct intensive observations of July&#8217;s Typhoon Gaemi and Typhoon Prapiroon, the China Meteorological Administration (CMA) activated the Fengyun-4B satellite for the first time, alongside launching the L-band sounding system<\/p>\n","protected":false},"author":46,"featured_media":17023,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"advgb_blocks_editor_width":"","advgb_blocks_columns_visual_guide":"","cybocfi_hide_featured_image":"","_links_to":"","_links_to_target":""},"categories":[311,287],"tags":[],"acf":[],"author_meta":{"display_name":"Elizabeth Baker","author_link":"https:\/\/www.meteorologicaltechnologyinternational.com\/author\/elizabethbaker"},"featured_img":"https:\/\/www.meteorologicaltechnologyinternational.com\/wp-content\/uploads\/2024\/08\/BeFunky-collage-300x168.jpg","coauthors":[],"tax_additional":{"categories":{"linked":["<a href=\"https:\/\/www.meteorologicaltechnologyinternational.com\/news\/extreme-weather\" class=\"advgb-post-tax-term\">Extreme Weather<\/a>","<a href=\"https:\/\/www.meteorologicaltechnologyinternational.com\/news\/satellites\" class=\"advgb-post-tax-term\">Satellites<\/a>"],"unlinked":["<span class=\"advgb-post-tax-term\">Extreme Weather<\/span>","<span class=\"advgb-post-tax-term\">Satellites<\/span>"]}},"comment_count":"0","relative_dates":{"created":"Posted 4 months ago","modified":"Updated 4 months ago"},"absolute_dates":{"created":"Posted on August 15, 2024","modified":"Updated on August 15, 2024"},"absolute_dates_time":{"created":"Posted on August 15, 2024 3:16 pm","modified":"Updated on August 15, 2024 3:33 pm"},"featured_img_caption":"Credit: CMA","series_order":"","jetpack_featured_media_url":"https:\/\/www.meteorologicaltechnologyinternational.com\/wp-content\/uploads\/2024\/08\/BeFunky-collage.jpg","_links":{"self":[{"href":"https:\/\/www.meteorologicaltechnologyinternational.com\/wp-json\/wp\/v2\/posts\/17018"}],"collection":[{"href":"https:\/\/www.meteorologicaltechnologyinternational.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.meteorologicaltechnologyinternational.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.meteorologicaltechnologyinternational.com\/wp-json\/wp\/v2\/users\/46"}],"replies":[{"embeddable":true,"href":"https:\/\/www.meteorologicaltechnologyinternational.com\/wp-json\/wp\/v2\/comments?post=17018"}],"version-history":[{"count":5,"href":"https:\/\/www.meteorologicaltechnologyinternational.com\/wp-json\/wp\/v2\/posts\/17018\/revisions"}],"predecessor-version":[{"id":17027,"href":"https:\/\/www.meteorologicaltechnologyinternational.com\/wp-json\/wp\/v2\/posts\/17018\/revisions\/17027"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.meteorologicaltechnologyinternational.com\/wp-json\/wp\/v2\/media\/17023"}],"wp:attachment":[{"href":"https:\/\/www.meteorologicaltechnologyinternational.com\/wp-json\/wp\/v2\/media?parent=17018"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.meteorologicaltechnologyinternational.com\/wp-json\/wp\/v2\/categories?post=17018"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.meteorologicaltechnologyinternational.com\/wp-json\/wp\/v2\/tags?post=17018"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}