{"id":2607,"date":"2025-01-06T12:38:58","date_gmt":"2025-01-06T10:38:58","guid":{"rendered":"https:\/\/arcticwatch.info\/index.php\/2025\/01\/06\/facts-about-the-arctic-in-january-2025\/"},"modified":"2025-01-08T23:38:28","modified_gmt":"2025-01-08T21:38:28","slug":"facts-about-the-arctic-in-january-2025","status":"publish","type":"post","link":"https:\/\/arcticwatch.info\/index.php\/2025\/01\/06\/facts-about-the-arctic-in-january-2025\/","title":{"rendered":"Facts About the Arctic in January 2025"},"content":{"rendered":"<div>\n<p>The New Year began with\u00a0<a href=\"https:\/\/ads.nipr.ac.jp\/vishop\/#\/extent\/\" target=\"_blank\" rel=\"noreferrer noopener\">JAXA\/ViSHOP extent<\/a> lowest for the date in the satellite era, just below 2018 . Since then extent has reduced, and there is now a large gap:<\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><a href=\"https:\/\/greatwhitecon.info\/wp-content\/uploads\/2025\/01\/JAXA-Extent-2025-01-05.png\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-32514\" src=\"https:\/\/arcticwatch.info\/wp-content\/uploads\/2025\/01\/JAXA-Extent-2025-01-05-1024x472-1.png\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" srcset=\"https:\/\/arcticwatch.info\/wp-content\/uploads\/2025\/01\/JAXA-Extent-2025-01-05-1024x472-1.png 1024w, https:\/\/greatwhitecon.info\/wp-content\/uploads\/2025\/01\/JAXA-Extent-2025-01-05-300x138.png 300w, https:\/\/greatwhitecon.info\/wp-content\/uploads\/2025\/01\/JAXA-Extent-2025-01-05-768x354.png 768w, https:\/\/greatwhitecon.info\/wp-content\/uploads\/2025\/01\/JAXA-Extent-2025-01-05.png 1109w\" alt=\"\" width=\"1024\" height=\"472\" \/><\/a><\/figure>\n<\/div>\n<p>The primary reason for this is the remaining open water in Hudson Bay:<\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><a href=\"https:\/\/greatwhitecon.info\/wp-content\/uploads\/2025\/01\/AWI-Hudson-Extent-2025-01-05-.png\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-32515\" src=\"https:\/\/arcticwatch.info\/wp-content\/uploads\/2025\/01\/AWI-Hudson-Extent-2025-01-05-1024x512-1.png\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" srcset=\"https:\/\/arcticwatch.info\/wp-content\/uploads\/2025\/01\/AWI-Hudson-Extent-2025-01-05-1024x512-1.png 1024w, https:\/\/greatwhitecon.info\/wp-content\/uploads\/2025\/01\/AWI-Hudson-Extent-2025-01-05--300x150.png 300w, https:\/\/greatwhitecon.info\/wp-content\/uploads\/2025\/01\/AWI-Hudson-Extent-2025-01-05--768x384.png 768w, https:\/\/greatwhitecon.info\/wp-content\/uploads\/2025\/01\/AWI-Hudson-Extent-2025-01-05-.png 1500w\" alt=\"\" width=\"1024\" height=\"512\" \/><\/a><\/figure>\n<\/div>\n<p>In previous years Hudson Bay has been covered by sea ice by this time of year, but in 2025 a large area remains unfrozen in early January!<\/p>\n<p>Due to the\u00a0way PIOMAS handles the leap years the last <a href=\"https:\/\/psc.apl.uw.edu\/research\/projects\/arctic-sea-ice-volume-anomaly\/data\/model_grid\" target=\"_blank\" rel=\"noreferrer noopener\">gridded thickness data<\/a>\u00a0of 2024 is dated December 30th:<\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><a href=\"https:\/\/arcticwatch.info\/wp-content\/uploads\/2025\/01\/PIOMAS-thickness_on_2024-12-30.png\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-32518\" src=\"https:\/\/arcticwatch.info\/wp-content\/uploads\/2025\/01\/PIOMAS-thickness_on_2024-12-30.png\" sizes=\"auto, (max-width: 880px) 100vw, 880px\" srcset=\"https:\/\/arcticwatch.info\/wp-content\/uploads\/2025\/01\/PIOMAS-thickness_on_2024-12-30.png 880w, https:\/\/greatwhitecon.info\/wp-content\/uploads\/2025\/01\/PIOMAS-thickness_on_2024-12-30-300x196.png 300w, https:\/\/greatwhitecon.info\/wp-content\/uploads\/2025\/01\/PIOMAS-thickness_on_2024-12-30-768x503.png 768w\" alt=\"\" width=\"880\" height=\"576\" \/><\/a><\/figure>\n<\/div>\n<p>By December 30th Arctic sea ice volume had increased to 13.61 thousand km\u00b3, 2nd lowest for the date in the PIOMAS record:<\/p>\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/arcticwatch.info\/wp-content\/uploads\/2025\/01\/PIOMAS-volume_2024-12-30.png\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-32517\" src=\"https:\/\/arcticwatch.info\/wp-content\/uploads\/2025\/01\/PIOMAS-volume_2024-12-30.png\" sizes=\"auto, (max-width: 888px) 100vw, 888px\" srcset=\"https:\/\/arcticwatch.info\/wp-content\/uploads\/2025\/01\/PIOMAS-volume_2024-12-30.png 888w, https:\/\/greatwhitecon.info\/wp-content\/uploads\/2025\/01\/PIOMAS-volume_2024-12-30-300x217.png 300w, https:\/\/greatwhitecon.info\/wp-content\/uploads\/2025\/01\/PIOMAS-volume_2024-12-30-768x554.png 768w\" alt=\"\" width=\"888\" height=\"641\" \/><\/a><\/figure>\n<p>The\u00a0\u201cnear real time\u201d\u00a0<a href=\"https:\/\/spaces.awi.de\/display\/CS2SMOS\/CryoSat-SMOS+Merged+Sea+Ice+Thickness\" target=\"_blank\" rel=\"noreferrer noopener\">CryoSat-2\/SMOS merged thickness data<\/a>\u00a0from the Alfred Wegener Institute reveals a larger area of thick ice north of the Canadian Arctic Archipelago, whilst PIOMAS shows thicker ice along the coasts of the islands:<\/p>\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/arcticwatch.info\/wp-content\/uploads\/2025\/01\/CS2-SMOS-thickness_2024-12-31.png\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-32521\" src=\"https:\/\/arcticwatch.info\/wp-content\/uploads\/2025\/01\/CS2-SMOS-thickness_2024-12-31.png\" sizes=\"auto, (max-width: 880px) 100vw, 880px\" srcset=\"https:\/\/arcticwatch.info\/wp-content\/uploads\/2025\/01\/CS2-SMOS-thickness_2024-12-31.png 880w, https:\/\/greatwhitecon.info\/wp-content\/uploads\/2025\/01\/CS2-SMOS-thickness_2024-12-31-300x196.png 300w, https:\/\/greatwhitecon.info\/wp-content\/uploads\/2025\/01\/CS2-SMOS-thickness_2024-12-31-768x503.png 768w\" alt=\"\" width=\"880\" height=\"576\" \/><\/a><\/figure>\n<p>CryoSat-2\/SMOS volume is currently 3rd lowest for the date, but likely to be revised upwards when the reanalysed data is released:<\/p>\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/arcticwatch.info\/wp-content\/uploads\/2025\/01\/CS2-SMOS-volume_2025-01-03.png\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-32520\" src=\"https:\/\/arcticwatch.info\/wp-content\/uploads\/2025\/01\/CS2-SMOS-volume_2025-01-03.png\" sizes=\"auto, (max-width: 953px) 100vw, 953px\" srcset=\"https:\/\/arcticwatch.info\/wp-content\/uploads\/2025\/01\/CS2-SMOS-volume_2025-01-03.png 953w, https:\/\/greatwhitecon.info\/wp-content\/uploads\/2025\/01\/CS2-SMOS-volume_2025-01-03-300x200.png 300w, https:\/\/greatwhitecon.info\/wp-content\/uploads\/2025\/01\/CS2-SMOS-volume_2025-01-03-768x513.png 768w\" alt=\"\" width=\"953\" height=\"636\" \/><\/a><\/figure>\n<p>The <a href=\"https:\/\/ocean.dmi.dk\/arctic\/icethickness\/thk.uk.php\" target=\"_blank\" rel=\"noreferrer noopener\">DMI modelled Arctic sea ice volume<\/a>\u00a0December monthly graph continues to show Arctic sea ice volume lowest for the time of year:<\/p>\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/arcticwatch.info\/wp-content\/uploads\/2025\/01\/DMI-Volume_2024-12.png\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-32519\" src=\"https:\/\/arcticwatch.info\/wp-content\/uploads\/2025\/01\/DMI-Volume_2024-12.png\" sizes=\"auto, (max-width: 821px) 100vw, 821px\" srcset=\"https:\/\/arcticwatch.info\/wp-content\/uploads\/2025\/01\/DMI-Volume_2024-12.png 821w, https:\/\/greatwhitecon.info\/wp-content\/uploads\/2025\/01\/DMI-Volume_2024-12-300x247.png 300w, https:\/\/greatwhitecon.info\/wp-content\/uploads\/2025\/01\/DMI-Volume_2024-12-768x632.png 768w\" alt=\"\" width=\"821\" height=\"676\" \/><\/a><\/figure>\n<p>Watch this space!<\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>The New Year began with\u00a0JAXA\/ViSHOP extent lowest for the date in the satellite era, just below 2018.<\/p>\n","protected":false},"author":2,"featured_media":2608,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"rop_custom_images_group":[],"rop_custom_messages_group":[],"rop_publish_now":"initial","rop_publish_now_accounts":[],"rop_publish_now_history":[],"rop_publish_now_status":"pending","_themeisle_gutenberg_block_has_review":false,"footnotes":""},"categories":[4],"tags":[],"class_list":["post-2607","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-analysis"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/arcticwatch.info\/index.php\/wp-json\/wp\/v2\/posts\/2607","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/arcticwatch.info\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/arcticwatch.info\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/arcticwatch.info\/index.php\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/arcticwatch.info\/index.php\/wp-json\/wp\/v2\/comments?post=2607"}],"version-history":[{"count":1,"href":"https:\/\/arcticwatch.info\/index.php\/wp-json\/wp\/v2\/posts\/2607\/revisions"}],"predecessor-version":[{"id":2617,"href":"https:\/\/arcticwatch.info\/index.php\/wp-json\/wp\/v2\/posts\/2607\/revisions\/2617"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/arcticwatch.info\/index.php\/wp-json\/wp\/v2\/media\/2608"}],"wp:attachment":[{"href":"https:\/\/arcticwatch.info\/index.php\/wp-json\/wp\/v2\/media?parent=2607"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/arcticwatch.info\/index.php\/wp-json\/wp\/v2\/categories?post=2607"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/arcticwatch.info\/index.php\/wp-json\/wp\/v2\/tags?post=2607"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}