{"id":75655,"date":"2026-01-02T16:00:06","date_gmt":"2026-01-02T10:30:06","guid":{"rendered":"https:\/\/vajiramandravi.com\/current-affairs\/?p=75655"},"modified":"2026-01-02T16:05:47","modified_gmt":"2026-01-02T10:35:47","slug":"cyclone-ditwah","status":"publish","type":"post","link":"https:\/\/vajiramandravi.com\/current-affairs\/cyclone-ditwah\/","title":{"rendered":"Cyclone Ditwah, Origin, Naming, IMD Forecast, Impact"},"content":{"rendered":"<p><span style=\"font-weight: 400;\">Cyclone Ditwah is the latest tropical cyclone to form over the Southwest Bay of Bengal in November 2025. The India Meteorological Department (IMD) has issued multiple alerts for Tamil Nadu, Puducherry, and South Andhra Pradesh as the system continues to intensify.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">The article below discusses the origin, naming, IMD Forecast and Impact of Cyclone Ditwah.<\/span><\/p>\n<h2><b>Cyclone Ditwah Origin<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">Cyclone Ditwah originated from a well-marked low-pressure area over the Southwest <a href=\"https:\/\/vajiramandravi.com\/current-affairs\/bay-of-bengal\/\" target=\"_blank\"><strong>Bay of Bengal<\/strong><\/a> on 26 November 2025.<\/span><\/p>\n<p><b>Key developing factors include:<\/b><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Warm Sea Surface Temperatures (28-30\u00b0C)<\/b><span style=\"font-weight: 400;\">: essential energy source for cyclogenesis.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Low Vertical Wind Shear (10-15 knots)<\/b><span style=\"font-weight: 400;\">: enabling vertical development of clouds.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Moisture-rich monsoonal winds<\/b><span style=\"font-weight: 400;\"> feed the system.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">The system intensified from a <\/span><b>low-pressure system to a depression to a deep depression and finally converted into a cyclonic storm<\/b><span style=\"font-weight: 400;\"> within 24-36 hours.<\/span><\/li>\n<\/ul>\n<h2><b>Cyclone Ditwah Naming<\/b><\/h2>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u201c<\/span><b>Ditwah<\/b><span style=\"font-weight: 400;\">\u201d is a name given by <\/span><b>Yemen<\/b><span style=\"font-weight: 400;\">, as per the <\/span><b>WMO-ESCAP (World Meteorological Organization &amp; UN Economic and Social Commission for Asia-Pacific) cyclone naming list<\/b><span style=\"font-weight: 400;\">.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">The name refers to <\/span><b>Detwah Lagoon<\/b><span style=\"font-weight: 400;\">, an ecologically significant coastal waterbody located in the Socotra Archipelago.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Names are assigned sequentially from a pre-approved list contributed by 13 member countries, which includes <\/span><b>Bangladesh, India, Iran, Maldives, Myanmar, Oman, Pakistan, Qatar, Saudi Arabia, Sri Lanka, Thailand, United Arab Emirates, and Yemen.<\/b><\/li>\n<\/ul>\n<h2><b>Cyclone Ditwah IMD Forecast<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">According to the latest IMD bulletins:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">The system is likely to move <\/span><b>north-northwestwards<\/b><span style=\"font-weight: 400;\"> towards the <\/span><b>Tamil Nadu-Puducherry-South Andhra Pradesh coast<\/b><span style=\"font-weight: 400;\">.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Expected <\/span><b>peak wind speeds: 70-90 km\/h<\/b><span style=\"font-weight: 400;\">, with possible higher gusts near the centre.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Landfall prediction:<\/b><span style=\"font-weight: 400;\"> Around <\/span><b>30 November 2025<\/b><span style=\"font-weight: 400;\">, depending on its track and intensification.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">IMD has issued:<\/span>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"2\"><b>Red Alert<\/b><span style=\"font-weight: 400;\"> for heavy to very heavy rainfall in coastal Tamil Nadu &amp; Puducherry.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"2\"><b>Orange Alert<\/b><span style=\"font-weight: 400;\"> for South Andhra Pradesh districts.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"2\"><b>Fishermen Warning:<\/b><span style=\"font-weight: 400;\"> Total suspension of fishing in the Southwest and West-Central Bay of Bengal.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"2\"><b>Sea Condition:<\/b><span style=\"font-weight: 400;\"> Very rough to high.<\/span><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h2><b>Cyclone Ditwah and Operation Sagar Bandhu<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">India has expressed heartfelt condolences to the people of Sri Lanka affected by Cyclone Ditwah and wished for their safety and quick recovery.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">To support emergency needs, India has urgently dispatched relief materials and HADR assistance under <a href=\"https:\/\/vajiramandravi.com\/current-affairs\/operation-sagar-bandhu\/\" target=\"_blank\"><strong>Operation Sagar Bandhu<\/strong><\/a>. Guided by the <\/span><b>Neighbourhood First policy<\/b><span style=\"font-weight: 400;\"> and Vision <\/span><b>MAHASAGAR<\/b><span style=\"font-weight: 400;\">, India remains committed to helping Sri Lanka during this crisis.<\/span><\/p>\n<h2><b>Why Cyclones Mostly Form in the Bay of Bengal<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">The Bay of Bengal is a major cyclogenesis zone, especially in the post-monsoon months (October\u2013December).\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Reasons include:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Higher Sea Surface Temperatures<\/b><span style=\"font-weight: 400;\"> than the Arabian Sea due to weaker heat dissipation.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Freshwater influx<\/b><span style=\"font-weight: 400;\"> from major rivers (Ganga, Brahmaputra, Irrawaddy) creating layered warm water, ideal for cyclone formation.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Low vertical wind shear<\/b><span style=\"font-weight: 400;\"> in the region.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Favourable Madden-Julian Oscillation (MJO)<\/b><span style=\"font-weight: 400;\"> phases enhancing convection.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Geographical funnel-shape<\/b><span style=\"font-weight: 400;\">, amplifying wind convergence.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Warm ocean eddies<\/b><span style=\"font-weight: 400;\"> that energize depressions.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">Because of these factors, nearly 75% of North Indian Ocean cyclones originate in the Bay of Bengal.<\/span><\/p>\n<h2><b>Cyclone Ditwah Impact<\/b><\/h2>\n<p><b>Cyclone Ditwah Impact on Sri Lanka<\/b><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Sri Lanka has already faced <\/span><b>widespread flooding, landslides, and severe storm damage<\/b><span style=\"font-weight: 400;\">.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">As per early reports: <\/span><b>120+ deaths<\/b><span style=\"font-weight: 400;\">, dozens injured, and significant displacement.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Transport routes, bridges, and communication lines were disrupted in multiple districts.<\/span><\/li>\n<\/ul>\n<p><b>Cyclone Ditwah Expected Impact on India<\/b><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Heavy to extremely heavy rainfall<\/b><span style=\"font-weight: 400;\"> in coastal Tamil Nadu, Puducherry, and South Andhra Pradesh.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Urban flooding<\/b><span style=\"font-weight: 400;\"> likely in Chennai, Cuddalore, and Puducherry.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Strong winds<\/b><span style=\"font-weight: 400;\"> may uproot trees, disrupt power supply, and damage kutcha structures.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Agricultural losses<\/b><span style=\"font-weight: 400;\"> possible in paddy fields, banana crops, and coastal fisheries.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>High waves &amp; storm surge<\/b><span style=\"font-weight: 400;\"> threatening low-lying coastal belts.<\/span><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Cyclone Ditwah formed over the Southwest Bay of Bengal. Learn its origin, naming, IMD forecast, key alerts and expected impact on Tamil Nadu, Puducherry and Andhra.<\/p>\n","protected":false},"author":27,"featured_media":75645,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[786],"tags":[3950],"class_list":{"0":"post-75655","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-general-studies","8":"tag-cyclone-ditwah","9":"no-featured-image-padding"},"acf":[],"_links":{"self":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/posts\/75655","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/users\/27"}],"replies":[{"embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/comments?post=75655"}],"version-history":[{"count":0,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/posts\/75655\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/media\/75645"}],"wp:attachment":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/media?parent=75655"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/categories?post=75655"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/tags?post=75655"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}