{"id":204041,"date":"2026-04-09T21:31:59","date_gmt":"2026-04-09T21:31:59","guid":{"rendered":"https:\/\/wexa.jamstec.go.jp\/home\/cold-spell-occuring-from-december-04-2025-to-january-31-2026-at-58-0n-223-5e\/"},"modified":"2026-04-09T21:31:59","modified_gmt":"2026-04-09T21:31:59","slug":"cold-spell-occuring-from-december-04-2025-to-january-31-2026-at-58-0n-223-5e","status":"publish","type":"post","link":"https:\/\/wexa.jamstec.go.jp\/home\/cold-spell-occuring-from-december-04-2025-to-january-31-2026-at-58-0n-223-5e\/","title":{"rendered":"Cold spell occuring from December 04 2025 to January 31 2026 at 58.0\u00b0N 223.5\u00b0E"},"content":{"rendered":"<p>Download data: <a href=\"https:\/\/wexa.jamstec.go.jp\/home\/wp-content\/uploads\/2025-Dec-04_to_2026-Jan-31_223.5_58.0.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>Canada<\/li>\n<li>China<\/li>\n<li>Japan<\/li>\n<li>Kazakhstan<\/li>\n<li>Korea, Democratic People&#8217;s Republic of<\/li>\n<li>Korea, Republic of<\/li>\n<li>Mongolia<\/li>\n<li>Russian Federation<\/li>\n<li>United States<\/li>\n<\/ul>\n<p>Duration: 59 days<\/p>\n<p>Time span: December 04 2025 to January 31 2026<\/p>\n<p>Statistics over entire affected area: <\/p>\n<ul>\n<li>Mean temperature anomaly: -11.4 \u00b0C<\/li>\n<li>Mean temperature: -27.7 \u00b0C<\/li>\n<li>Minimum temperature anomaly: -31.7 \u00b0C<\/li>\n<li>Minimum temperature: -55.5 \u00b0C<\/li>\n<\/ul>\n<p>Event center: 58.0\u00b0N 223.5\u00b0E<\/p>\n<p>Area affected: 24818667 km$^2$<\/p>\n<p><p><a href=\"https:\/\/wexa.jamstec.go.jp\/home\/wp-content\/uploads\/extreme_weather_anomaly_map_2025-Dec-04_to_2026-Jan-31_223.5_58.0.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_2025-Dec-04_to_2026-Jan-31_223.5_58.0.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_2025-Dec-04_to_2026-Jan-31_223.5_58.0.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_2025-Dec-04_to_2026-Jan-31_223.5_58.0.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_2025-Dec-04_to_2026-Jan-31_223.5_58.0.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_2025-Dec-04_to_2026-Jan-31_223.5_58.0.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_2025-Dec-04_to_2026-Jan-31_223.5_58.0<\/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): Canada China Japan Kazakhstan Korea, Democratic People&#8217;s Republic of Korea, Republic of Mongolia Russian Federation United States Duration: 59 days Time span: December 04 2025 to January 31 2026 Statistics over entire affected area: Mean temperature anomaly: &hellip; <a href=\"https:\/\/wexa.jamstec.go.jp\/home\/cold-spell-occuring-from-december-04-2025-to-january-31-2026-at-58-0n-223-5e\/\" class=\"more-link\">Continue reading<span class=\"screen-reader-text\"> &#8220;Cold spell occuring from December 04 2025 to January 31 2026 at 58.0\u00b0N 223.5\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":[1249,1947,2255,2339,2354,2355,2356,2130,1251,1248,1840,1932,1978,1934,1936,2032,1842,1250,744],"tags":[],"class_list":["post-204041","post","type-post","status-publish","format-standard","hentry","category-cold-spells-affecting-canada","category-cold-spells-affecting-china","category-cold-spells-affecting-japan","category-cold-spells-affecting-kazakhstan","category-cold-spells-affecting-korea-democratic-peoples-republic-of","category-cold-spells-affecting-korea-republic-of","category-cold-spells-affecting-mongolia","category-cold-spells-affecting-russian-federation","category-cold-spells-affecting-united-states","category-extremes-affecting-canada","category-extremes-affecting-china","category-extremes-affecting-japan","category-extremes-affecting-kazakhstan","category-extremes-affecting-korea-democratic-peoples-republic-of","category-extremes-affecting-korea-republic-of","category-extremes-affecting-mongolia","category-extremes-affecting-russian-federation","category-extremes-affecting-united-states","category-weather-extremes-all-events"],"_links":{"self":[{"href":"https:\/\/wexa.jamstec.go.jp\/home\/wp-json\/wp\/v2\/posts\/204041","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=204041"}],"version-history":[{"count":0,"href":"https:\/\/wexa.jamstec.go.jp\/home\/wp-json\/wp\/v2\/posts\/204041\/revisions"}],"wp:attachment":[{"href":"https:\/\/wexa.jamstec.go.jp\/home\/wp-json\/wp\/v2\/media?parent=204041"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/wexa.jamstec.go.jp\/home\/wp-json\/wp\/v2\/categories?post=204041"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/wexa.jamstec.go.jp\/home\/wp-json\/wp\/v2\/tags?post=204041"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}