{"id":164914,"date":"2026-04-02T03:02:17","date_gmt":"2026-04-02T03:02:17","guid":{"rendered":"https:\/\/wexa.jamstec.go.jp\/home\/heat-wave-occuring-from-may-01-2021-to-june-04-2021-at-21-5s-174-0e\/"},"modified":"2026-04-02T03:02:17","modified_gmt":"2026-04-02T03:02:17","slug":"heat-wave-occuring-from-may-01-2021-to-june-04-2021-at-21-5s-174-0e","status":"publish","type":"post","link":"https:\/\/wexa.jamstec.go.jp\/home\/heat-wave-occuring-from-may-01-2021-to-june-04-2021-at-21-5s-174-0e\/","title":{"rendered":"Heat wave occuring from May 01 2021 to June 04 2021 at -21.5\u00b0S 174.0\u00b0E"},"content":{"rendered":"<p>Download data: <a href=\"https:\/\/wexa.jamstec.go.jp\/home\/wp-content\/uploads\/2021-May-01_to_2021-Jun-04_174.0_-21.5.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>Australia<\/li>\n<li>Fiji<\/li>\n<li>French Polynesia<\/li>\n<li>Indonesia<\/li>\n<li>New Caledonia<\/li>\n<li>New Zealand<\/li>\n<li>Norfolk Island<\/li>\n<li>Papua New Guinea<\/li>\n<li>Samoa<\/li>\n<li>Solomon Islands<\/li>\n<li>Timor-Leste<\/li>\n<li>Tonga<\/li>\n<li>Vanuatu<\/li>\n<\/ul>\n<p>Duration: 35 days<\/p>\n<p>Time span: May 01 2021 to June 04 2021<\/p>\n<p>Statistics over entire affected area: <\/p>\n<ul>\n<li>Mean temperature anomaly: 1.7 \u00b0C<\/li>\n<li>Mean temperature: 23.6 \u00b0C<\/li>\n<li>Maximum temperature anomaly: 7.4 \u00b0C<\/li>\n<li>Maximum temperature: 29.5 \u00b0C<\/li>\n<\/ul>\n<p>Event center: -21.5\u00b0S 174.0\u00b0E<\/p>\n<p>Area affected: 20386096 km$^2$<\/p>\n<p><p><a href=\"https:\/\/wexa.jamstec.go.jp\/home\/wp-content\/uploads\/extreme_weather_anomaly_map_2021-May-01_to_2021-Jun-04_174.0_-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_2021-May-01_to_2021-Jun-04_174.0_-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_2021-May-01_to_2021-Jun-04_174.0_-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_2021-May-01_to_2021-Jun-04_174.0_-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_2021-May-01_to_2021-Jun-04_174.0_-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_2021-May-01_to_2021-Jun-04_174.0_-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: Heat_wave_2021-May-01_to_2021-Jun-04_174.0_-21.5<\/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): Australia Fiji French Polynesia Indonesia New Caledonia New Zealand Norfolk Island Papua New Guinea Samoa Solomon Islands Timor-Leste Tonga Vanuatu Duration: 35 days Time span: May 01 2021 to June 04 2021 Statistics over entire affected area: &hellip; <a href=\"https:\/\/wexa.jamstec.go.jp\/home\/heat-wave-occuring-from-may-01-2021-to-june-04-2021-at-21-5s-174-0e\/\" class=\"more-link\">Continue reading<span class=\"screen-reader-text\"> &#8220;Heat wave occuring from May 01 2021 to June 04 2021 at -21.5\u00b0S 174.0\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":[1126,2193,2282,1869,2383,2030,2359,2184,2351,2153,2315,2287,2230,1868,2194,2283,1870,2408,2131,2360,2185,2352,2154,2316,2288,2231,744],"tags":[],"class_list":["post-164914","post","type-post","status-publish","format-standard","hentry","category-extremes-affecting-australia","category-extremes-affecting-fiji","category-extremes-affecting-french-polynesia","category-extremes-affecting-indonesia","category-extremes-affecting-new-caledonia","category-extremes-affecting-new-zealand","category-extremes-affecting-norfolk-island","category-extremes-affecting-papua-new-guinea","category-extremes-affecting-samoa","category-extremes-affecting-solomon-islands","category-extremes-affecting-timor-leste","category-extremes-affecting-tonga","category-extremes-affecting-vanuatu","category-heat-waves-affecting-australia","category-heat-waves-affecting-fiji","category-heat-waves-affecting-french-polynesia","category-heat-waves-affecting-indonesia","category-heat-waves-affecting-new-caledonia","category-heat-waves-affecting-new-zealand","category-heat-waves-affecting-norfolk-island","category-heat-waves-affecting-papua-new-guinea","category-heat-waves-affecting-samoa","category-heat-waves-affecting-solomon-islands","category-heat-waves-affecting-timor-leste","category-heat-waves-affecting-tonga","category-heat-waves-affecting-vanuatu","category-weather-extremes-all-events"],"_links":{"self":[{"href":"https:\/\/wexa.jamstec.go.jp\/home\/wp-json\/wp\/v2\/posts\/164914","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=164914"}],"version-history":[{"count":0,"href":"https:\/\/wexa.jamstec.go.jp\/home\/wp-json\/wp\/v2\/posts\/164914\/revisions"}],"wp:attachment":[{"href":"https:\/\/wexa.jamstec.go.jp\/home\/wp-json\/wp\/v2\/media?parent=164914"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/wexa.jamstec.go.jp\/home\/wp-json\/wp\/v2\/categories?post=164914"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/wexa.jamstec.go.jp\/home\/wp-json\/wp\/v2\/tags?post=164914"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}