{"id":163463,"date":"2026-04-01T16:19:33","date_gmt":"2026-04-01T16:19:33","guid":{"rendered":"https:\/\/wexa.jamstec.go.jp\/home\/heat-wave-occuring-from-march-18-2021-to-april-05-2021-at-81-5n-20-0e\/"},"modified":"2026-04-01T16:19:33","modified_gmt":"2026-04-01T16:19:33","slug":"heat-wave-occuring-from-march-18-2021-to-april-05-2021-at-81-5n-20-0e","status":"publish","type":"post","link":"https:\/\/wexa.jamstec.go.jp\/home\/heat-wave-occuring-from-march-18-2021-to-april-05-2021-at-81-5n-20-0e\/","title":{"rendered":"Heat wave occuring from March 18 2021 to April 05 2021 at 81.5\u00b0N 20.0\u00b0E"},"content":{"rendered":"<p>Download data: <a href=\"https:\/\/wexa.jamstec.go.jp\/home\/wp-content\/uploads\/2021-Mar-18_to_2021-Apr-05_20.0_81.5.json\">JSON<\/a><\/p>\n<p>Event type: Heat wave<\/p>\n<p>Countries affected (identified with ArcGIS Online; provided only for geographical reference):<\/p>\n<ul>\n<li>Algeria<\/li>\n<li>Andorra<\/li>\n<li>Austria<\/li>\n<li>Belarus<\/li>\n<li>Belgium<\/li>\n<li>Bosnia and Herzegovina<\/li>\n<li>Croatia<\/li>\n<li>Czechia<\/li>\n<li>Denmark<\/li>\n<li>Estonia<\/li>\n<li>Finland<\/li>\n<li>France<\/li>\n<li>Germany<\/li>\n<li>Hungary<\/li>\n<li>Italy<\/li>\n<li>Luxembourg<\/li>\n<li>Morocco<\/li>\n<li>Netherlands<\/li>\n<li>Norway<\/li>\n<li>Poland<\/li>\n<li>Portugal<\/li>\n<li>Russian Federation<\/li>\n<li>Serbia<\/li>\n<li>Slovakia<\/li>\n<li>Slovenia<\/li>\n<li>Spain<\/li>\n<li>Svalbard and Jan Mayen<\/li>\n<li>Sweden<\/li>\n<li>Switzerland<\/li>\n<\/ul>\n<p>Duration: 19 days<\/p>\n<p>Time span: March 18 2021 to April 05 2021<\/p>\n<p>Statistics over entire affected area: <\/p>\n<ul>\n<li>Mean temperature anomaly: 8.0 \u00b0C<\/li>\n<li>Mean temperature: -0.3 \u00b0C<\/li>\n<li>Maximum temperature anomaly: 16.7 \u00b0C<\/li>\n<li>Maximum temperature: 24.8 \u00b0C<\/li>\n<\/ul>\n<p>Event center: 81.5\u00b0N 20.0\u00b0E<\/p>\n<p>Area affected: 6694036 km$^2$<\/p>\n<p><p><a href=\"https:\/\/wexa.jamstec.go.jp\/home\/wp-content\/uploads\/extreme_weather_anomaly_map_2021-Mar-18_to_2021-Apr-05_20.0_81.5.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_2021-Mar-18_to_2021-Apr-05_20.0_81.5.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_2021-Mar-18_to_2021-Apr-05_20.0_81.5.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_2021-Mar-18_to_2021-Apr-05_20.0_81.5.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_2021-Mar-18_to_2021-Apr-05_20.0_81.5.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_2021-Mar-18_to_2021-Apr-05_20.0_81.5.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: Heat_wave_2021-Mar-18_to_2021-Apr-05_20.0_81.5<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Download data: JSON Event type: Heat wave Countries affected (identified with ArcGIS Online; provided only for geographical reference): Algeria Andorra Austria Belarus Belgium Bosnia and Herzegovina Croatia Czechia Denmark Estonia Finland France Germany Hungary Italy Luxembourg Morocco Netherlands Norway Poland Portugal Russian Federation Serbia Slovakia Slovenia Spain Svalbard and Jan Mayen Sweden Switzerland Duration: 19 &hellip; <a href=\"https:\/\/wexa.jamstec.go.jp\/home\/heat-wave-occuring-from-march-18-2021-to-april-05-2021-at-81-5n-20-0e\/\" class=\"more-link\">Continue reading<span class=\"screen-reader-text\"> &#8220;Heat wave occuring from March 18 2021 to April 05 2021 at 81.5\u00b0N 20.0\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":[1924,2049,2051,1998,2053,2055,1964,2059,2061,1871,1873,1950,2063,2067,1966,2070,1952,2076,1890,2080,1835,1842,2082,2084,1968,1954,2243,1879,2086,1925,2050,2052,1999,2054,2056,1965,2060,2062,1872,1874,1951,2064,2068,1967,2071,1953,2077,1891,2081,1836,1843,2083,2085,1969,1955,2336,1880,2087,744],"tags":[],"class_list":["post-163463","post","type-post","status-publish","format-standard","hentry","category-extremes-affecting-algeria","category-extremes-affecting-andorra","category-extremes-affecting-austria","category-extremes-affecting-belarus","category-extremes-affecting-belgium","category-extremes-affecting-bosnia-and-herzegovina","category-extremes-affecting-croatia","category-extremes-affecting-czechia","category-extremes-affecting-denmark","category-extremes-affecting-estonia","category-extremes-affecting-finland","category-extremes-affecting-france","category-extremes-affecting-germany","category-extremes-affecting-hungary","category-extremes-affecting-italy","category-extremes-affecting-luxembourg","category-extremes-affecting-morocco","category-extremes-affecting-netherlands","category-extremes-affecting-norway","category-extremes-affecting-poland","category-extremes-affecting-portugal","category-extremes-affecting-russian-federation","category-extremes-affecting-serbia","category-extremes-affecting-slovakia","category-extremes-affecting-slovenia","category-extremes-affecting-spain","category-extremes-affecting-svalbard-and-jan-mayen","category-extremes-affecting-sweden","category-extremes-affecting-switzerland","category-heat-waves-affecting-algeria","category-heat-waves-affecting-andorra","category-heat-waves-affecting-austria","category-heat-waves-affecting-belarus","category-heat-waves-affecting-belgium","category-heat-waves-affecting-bosnia-and-herzegovina","category-heat-waves-affecting-croatia","category-heat-waves-affecting-czechia","category-heat-waves-affecting-denmark","category-heat-waves-affecting-estonia","category-heat-waves-affecting-finland","category-heat-waves-affecting-france","category-heat-waves-affecting-germany","category-heat-waves-affecting-hungary","category-heat-waves-affecting-italy","category-heat-waves-affecting-luxembourg","category-heat-waves-affecting-morocco","category-heat-waves-affecting-netherlands","category-heat-waves-affecting-norway","category-heat-waves-affecting-poland","category-heat-waves-affecting-portugal","category-heat-waves-affecting-russian-federation","category-heat-waves-affecting-serbia","category-heat-waves-affecting-slovakia","category-heat-waves-affecting-slovenia","category-heat-waves-affecting-spain","category-heat-waves-affecting-svalbard-and-jan-mayen","category-heat-waves-affecting-sweden","category-heat-waves-affecting-switzerland","category-weather-extremes-all-events"],"_links":{"self":[{"href":"https:\/\/wexa.jamstec.go.jp\/home\/wp-json\/wp\/v2\/posts\/163463","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=163463"}],"version-history":[{"count":0,"href":"https:\/\/wexa.jamstec.go.jp\/home\/wp-json\/wp\/v2\/posts\/163463\/revisions"}],"wp:attachment":[{"href":"https:\/\/wexa.jamstec.go.jp\/home\/wp-json\/wp\/v2\/media?parent=163463"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/wexa.jamstec.go.jp\/home\/wp-json\/wp\/v2\/categories?post=163463"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/wexa.jamstec.go.jp\/home\/wp-json\/wp\/v2\/tags?post=163463"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}