{"id":183914,"date":"2026-04-08T13:37:25","date_gmt":"2026-04-08T13:37:25","guid":{"rendered":"https:\/\/wexa.jamstec.go.jp\/home\/cold-spell-occuring-from-april-12-2023-to-april-28-2023-at-21-5n-42-5e\/"},"modified":"2026-04-08T13:37:25","modified_gmt":"2026-04-08T13:37:25","slug":"cold-spell-occuring-from-april-12-2023-to-april-28-2023-at-21-5n-42-5e","status":"publish","type":"post","link":"https:\/\/wexa.jamstec.go.jp\/home\/cold-spell-occuring-from-april-12-2023-to-april-28-2023-at-21-5n-42-5e\/","title":{"rendered":"Cold spell occuring from April 12 2023 to April 28 2023 at 21.5\u00b0N 42.5\u00b0E"},"content":{"rendered":"<p>Download data: <a href=\"https:\/\/wexa.jamstec.go.jp\/home\/wp-content\/uploads\/2023-Apr-12_to_2023-Apr-28_42.5_21.5.json\">JSON<\/a><\/p>\n<p>Event type: Cold spell<\/p>\n<p>Countries affected (identified with ArcGIS Online; provided only for geographical reference):<\/p>\n<ul>\n<li>Iran, Islamic Republic of<\/li>\n<li>Iraq<\/li>\n<li>Saudi Arabia<\/li>\n<\/ul>\n<p>Duration: 17 days<\/p>\n<p>Time span: April 12 2023 to April 28 2023<\/p>\n<p>Statistics over entire affected area: <\/p>\n<ul>\n<li>Mean temperature anomaly: -4.9 \u00b0C<\/li>\n<li>Mean temperature: 21.7 \u00b0C<\/li>\n<li>Minimum temperature anomaly: -8.5 \u00b0C<\/li>\n<li>Minimum temperature: 9.8 \u00b0C<\/li>\n<\/ul>\n<p>Event center: 21.5\u00b0N 42.5\u00b0E<\/p>\n<p>Area affected: 946546 km$^2$<\/p>\n<p><p><a href=\"https:\/\/wexa.jamstec.go.jp\/home\/wp-content\/uploads\/extreme_weather_anomaly_map_2023-Apr-12_to_2023-Apr-28_42.5_21.5.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignleft size-large wp-image-117\" src=\"https:\/\/wexa.jamstec.go.jp\/home\/wp-content\/uploads\/extreme_weather_anomaly_map_2023-Apr-12_to_2023-Apr-28_42.5_21.5.jpg\" alt=\"\" width=\"550\" height=\"1024\" \/><\/a><br clear=\"all\" \/>Fig. 1: Map of most extreme temperature anomalies (standardized) experienced during the event. The purple star indicates the center of the extreme event. Green hatching illustrates all areas under the effect of extremes at some time during the event.<\/p>\n<p><a href=\"https:\/\/wexa.jamstec.go.jp\/home\/wp-content\/uploads\/extreme_weather_time_evo_2023-Apr-12_to_2023-Apr-28_42.5_21.5.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignleft size-large wp-image-117\" src=\"https:\/\/wexa.jamstec.go.jp\/home\/wp-content\/uploads\/extreme_weather_time_evo_2023-Apr-12_to_2023-Apr-28_42.5_21.5.jpg\" alt=\"\" width=\"550\" height=\"1024\" \/><\/a><br \/><br clear=\"all\" \/>Fig. 2: Evolution of temperature at the center of the event. The climatological percentile distribution is illustrated with color shadings.<\/p>\n<p><a href=\"https:\/\/wexa.jamstec.go.jp\/home\/wp-content\/uploads\/evo_map_2023-Apr-12_to_2023-Apr-28_42.5_21.5.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignleft size-large wp-image-117\" src=\"https:\/\/wexa.jamstec.go.jp\/home\/wp-content\/uploads\/evo_map_2023-Apr-12_to_2023-Apr-28_42.5_21.5.jpg\" alt=\"\" width=\"550\" height=\"1024\" \/><\/a><br \/><br clear=\"all\" \/>Fig. 3: Maps illustrating the evolution of standardized temperature anomalies during the event.<\/p>\n<p>Event ID: Cold_spell_2023-Apr-12_to_2023-Apr-28_42.5_21.5<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Download data: JSON Event type: Cold spell Countries affected (identified with ArcGIS Online; provided only for geographical reference): Iran, Islamic Republic of Iraq Saudi Arabia Duration: 17 days Time span: April 12 2023 to April 28 2023 Statistics over entire affected area: Mean temperature anomaly: -4.9 \u00b0C Mean temperature: 21.7 \u00b0C Minimum temperature anomaly: -8.5 &hellip; <a href=\"https:\/\/wexa.jamstec.go.jp\/home\/cold-spell-occuring-from-april-12-2023-to-april-28-2023-at-21-5n-42-5e\/\" class=\"more-link\">Continue reading<span class=\"screen-reader-text\"> &#8220;Cold spell occuring from April 12 2023 to April 28 2023 at 21.5\u00b0N 42.5\u00b0E&#8221;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1253,2211,2141,1252,1988,2115,744],"tags":[],"class_list":["post-183914","post","type-post","status-publish","format-standard","hentry","category-cold-spells-affecting-iran-islamic-republic-of","category-cold-spells-affecting-iraq","category-cold-spells-affecting-saudi-arabia","category-extremes-affecting-iran-islamic-republic-of","category-extremes-affecting-iraq","category-extremes-affecting-saudi-arabia","category-weather-extremes-all-events"],"_links":{"self":[{"href":"https:\/\/wexa.jamstec.go.jp\/home\/wp-json\/wp\/v2\/posts\/183914","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/wexa.jamstec.go.jp\/home\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/wexa.jamstec.go.jp\/home\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/wexa.jamstec.go.jp\/home\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/wexa.jamstec.go.jp\/home\/wp-json\/wp\/v2\/comments?post=183914"}],"version-history":[{"count":0,"href":"https:\/\/wexa.jamstec.go.jp\/home\/wp-json\/wp\/v2\/posts\/183914\/revisions"}],"wp:attachment":[{"href":"https:\/\/wexa.jamstec.go.jp\/home\/wp-json\/wp\/v2\/media?parent=183914"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/wexa.jamstec.go.jp\/home\/wp-json\/wp\/v2\/categories?post=183914"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/wexa.jamstec.go.jp\/home\/wp-json\/wp\/v2\/tags?post=183914"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}