{"id":3552,"date":"2025-11-07T15:03:25","date_gmt":"2025-11-07T13:03:25","guid":{"rendered":"https:\/\/arcticwatch.info\/index.php\/2025\/11\/07\/facts-about-the-arctic-in-november-2025\/"},"modified":"2025-11-09T23:53:42","modified_gmt":"2025-11-09T21:53:42","slug":"facts-about-the-arctic-in-november-2025","status":"publish","type":"post","link":"https:\/\/arcticwatch.info\/index.php\/2025\/11\/07\/facts-about-the-arctic-in-november-2025\/","title":{"rendered":"Facts About the Arctic in November 2025"},"content":{"rendered":"<div>\n<p>The latest Alfred Wegener Institute\u00a0<a href=\"https:\/\/sites.google.com\/view\/sea-ice\/startseite\" target=\"_blank\" rel=\"noreferrer noopener\">sea ice concentration map<\/a> shows the East Siberian and Laptev Seas almost completely refrozen. However, refreeze of the Kara Sea has barely begun:<\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><a href=\"https:\/\/greatwhitecon.info\/wp-content\/uploads\/2025\/11\/SIC-LEADS_20251105.png\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-36874\" src=\"https:\/\/arcticwatch.info\/wp-content\/uploads\/2025\/11\/SIC-LEADS_20251105-1024x918-1.png\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" srcset=\"https:\/\/arcticwatch.info\/wp-content\/uploads\/2025\/11\/SIC-LEADS_20251105-1024x918-1.png 1024w, https:\/\/greatwhitecon.info\/wp-content\/uploads\/2025\/11\/SIC-LEADS_20251105-300x269.png 300w, https:\/\/greatwhitecon.info\/wp-content\/uploads\/2025\/11\/SIC-LEADS_20251105-768x689.png 768w, https:\/\/greatwhitecon.info\/wp-content\/uploads\/2025\/11\/SIC-LEADS_20251105-1536x1377.png 1536w, https:\/\/greatwhitecon.info\/wp-content\/uploads\/2025\/11\/SIC-LEADS_20251105.png 1721w\" alt=\"\" width=\"1024\" height=\"918\" \/><\/a><\/figure>\n<\/div>\n<p>Across the Arctic as a whole the refreeze has slowed significantly, and <a href=\"https:\/\/ads.nipr.ac.jp\/vishop\/#\/extent\/\" target=\"_blank\" rel=\"noreferrer noopener\">JAXA\/ViSHOP extent<\/a> is now 2nd lowest in the satellite era:<\/p>\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/greatwhitecon.info\/wp-content\/uploads\/2025\/11\/JAXA-Extent-2025-11-05.png\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-36875\" src=\"https:\/\/arcticwatch.info\/wp-content\/uploads\/2025\/11\/JAXA-Extent-2025-11-05-1024x466-1.png\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" srcset=\"https:\/\/arcticwatch.info\/wp-content\/uploads\/2025\/11\/JAXA-Extent-2025-11-05-1024x466-1.png 1024w, https:\/\/greatwhitecon.info\/wp-content\/uploads\/2025\/11\/JAXA-Extent-2025-11-05-300x137.png 300w, https:\/\/greatwhitecon.info\/wp-content\/uploads\/2025\/11\/JAXA-Extent-2025-11-05-768x350.png 768w, https:\/\/greatwhitecon.info\/wp-content\/uploads\/2025\/11\/JAXA-Extent-2025-11-05.png 1037w\" alt=\"\" width=\"1024\" height=\"466\" \/><\/a><\/figure>\n<p>However, average NSIDC extent for the month of October was higher than last year and above the linear trend:<\/p>\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/arcticwatch.info\/wp-content\/uploads\/2025\/11\/NSIDC-Trend-2025-10.png\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-36879\" src=\"https:\/\/arcticwatch.info\/wp-content\/uploads\/2025\/11\/NSIDC-Trend-2025-10.png\" sizes=\"auto, (max-width: 885px) 100vw, 885px\" srcset=\"https:\/\/arcticwatch.info\/wp-content\/uploads\/2025\/11\/NSIDC-Trend-2025-10.png 885w, https:\/\/greatwhitecon.info\/wp-content\/uploads\/2025\/11\/NSIDC-Trend-2025-10-300x213.png 300w, https:\/\/greatwhitecon.info\/wp-content\/uploads\/2025\/11\/NSIDC-Trend-2025-10-768x546.png 768w\" alt=\"\" width=\"885\" height=\"629\" \/><\/a><\/figure>\n<p>The ERA5 MSLP map for October shows high pressure over Siberia, associated with lower than normal air temperatures at 925 hPa across the region. However, temperatures across almost the entire Arctic Ocean were above normal:<\/p>\n<figure class=\"wp-block-gallery has-nested-images columns-default is-cropped wp-block-gallery-1 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/arcticwatch.info\/wp-content\/uploads\/2025\/11\/ERA5-MSLP-2025-10.png\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-36876\" src=\"https:\/\/arcticwatch.info\/wp-content\/uploads\/2025\/11\/ERA5-MSLP-2025-10.png\" sizes=\"auto, (max-width: 717px) 100vw, 717px\" srcset=\"https:\/\/arcticwatch.info\/wp-content\/uploads\/2025\/11\/ERA5-MSLP-2025-10.png 717w, https:\/\/greatwhitecon.info\/wp-content\/uploads\/2025\/11\/ERA5-MSLP-2025-10-233x300.png 233w\" alt=\"\" width=\"717\" height=\"923\" data-id=\"36876\" \/><\/a><\/figure>\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/arcticwatch.info\/wp-content\/uploads\/2025\/11\/ERA5-T925-2025-10.png\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-36877\" src=\"https:\/\/arcticwatch.info\/wp-content\/uploads\/2025\/11\/ERA5-T925-2025-10.png\" sizes=\"auto, (max-width: 629px) 100vw, 629px\" srcset=\"https:\/\/arcticwatch.info\/wp-content\/uploads\/2025\/11\/ERA5-T925-2025-10.png 629w, https:\/\/greatwhitecon.info\/wp-content\/uploads\/2025\/11\/ERA5-T925-2025-10-208x300.png 208w\" alt=\"\" width=\"629\" height=\"907\" data-id=\"36877\" \/><\/a><\/figure>\n<\/figure>\n<p>High Arctic freezing degree days based on <a href=\"http:\/\/ocean.dmi.dk\/arctic\/meant80n.uk.php\">DMI &gt;80N data<\/a> were lowest for the date at the beginning of November:<\/p>\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/arcticwatch.info\/wp-content\/uploads\/2025\/11\/DMI-80N_20251101.png\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-36878\" src=\"https:\/\/arcticwatch.info\/wp-content\/uploads\/2025\/11\/DMI-80N_20251101.png\" sizes=\"auto, (max-width: 892px) 100vw, 892px\" srcset=\"https:\/\/arcticwatch.info\/wp-content\/uploads\/2025\/11\/DMI-80N_20251101.png 892w, https:\/\/greatwhitecon.info\/wp-content\/uploads\/2025\/11\/DMI-80N_20251101-300x213.png 300w, https:\/\/greatwhitecon.info\/wp-content\/uploads\/2025\/11\/DMI-80N_20251101-768x544.png 768w\" alt=\"\" width=\"892\" height=\"632\" \/><\/a><\/figure>\n<p>Here is the Alfred Wegener Institute\u2019s\u00a0<a href=\"https:\/\/spaces.awi.de\/spaces\/CS2SMOS\/blog\/2025\/10\/23\/596052016\/L4+CryoSat-2+Sentinel-3+SMOS+near+real-time+sea+ice+thickness+processing+has+started+for+the+Arctic+2025+26+winter+season\">CryoSat-2\/Sentinel 3\/SMOS Arctic sea ice thickness <\/a>map at the end of October:<\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><a href=\"https:\/\/arcticwatch.info\/wp-content\/uploads\/2025\/11\/CS2-S3-SMOS-thickness_2025-10-31.png\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-36880\" src=\"https:\/\/arcticwatch.info\/wp-content\/uploads\/2025\/11\/CS2-S3-SMOS-thickness_2025-10-31.png\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" srcset=\"https:\/\/arcticwatch.info\/wp-content\/uploads\/2025\/11\/CS2-S3-SMOS-thickness_2025-10-31.png 1024w, https:\/\/greatwhitecon.info\/wp-content\/uploads\/2025\/11\/CS2-S3-SMOS-thickness_2025-10-31-300x202.png 300w, https:\/\/greatwhitecon.info\/wp-content\/uploads\/2025\/11\/CS2-S3-SMOS-thickness_2025-10-31-768x516.png 768w\" alt=\"\" width=\"1024\" height=\"688\" \/><\/a><\/figure>\n<\/div>\n<p>Here too is the associated sea ice volume graph:<\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><a href=\"https:\/\/arcticwatch.info\/wp-content\/uploads\/2025\/11\/CS2-S3-SMOS-volume_2025-10-31.png\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-36881\" src=\"https:\/\/arcticwatch.info\/wp-content\/uploads\/2025\/11\/CS2-S3-SMOS-volume_2025-10-31.png\" sizes=\"auto, (max-width: 955px) 100vw, 955px\" srcset=\"https:\/\/arcticwatch.info\/wp-content\/uploads\/2025\/11\/CS2-S3-SMOS-volume_2025-10-31.png 955w, https:\/\/greatwhitecon.info\/wp-content\/uploads\/2025\/11\/CS2-S3-SMOS-volume_2025-10-31-300x201.png 300w, https:\/\/greatwhitecon.info\/wp-content\/uploads\/2025\/11\/CS2-S3-SMOS-volume_2025-10-31-768x514.png 768w\" alt=\"\" width=\"955\" height=\"639\" \/><\/a><\/figure>\n<\/div>\n<p>Bear in mind <a href=\"https:\/\/greatwhitecon.info\/2025\/10\/facts-about-the-arctic-in-october-2025\/#Oct-27\" target=\"_blank\" rel=\"noreferrer noopener\">the caveats<\/a> about the current lack of reliable SMOS data on the Atlantic side of the Arctic, and that Sentinel 3 data is only incorporated from Autumn 2023.<\/p>\n<p>Watch this space!<\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>The latest Alfred Wegener Institute\u00a0sea ice concentration map shows the East Siberian and Laptev Seas almost completely refrozen.<\/p>\n","protected":false},"author":2,"featured_media":3553,"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":[1],"tags":[],"class_list":["post-3552","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/arcticwatch.info\/index.php\/wp-json\/wp\/v2\/posts\/3552","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=3552"}],"version-history":[{"count":2,"href":"https:\/\/arcticwatch.info\/index.php\/wp-json\/wp\/v2\/posts\/3552\/revisions"}],"predecessor-version":[{"id":3624,"href":"https:\/\/arcticwatch.info\/index.php\/wp-json\/wp\/v2\/posts\/3552\/revisions\/3624"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/arcticwatch.info\/index.php\/wp-json\/wp\/v2\/media\/3553"}],"wp:attachment":[{"href":"https:\/\/arcticwatch.info\/index.php\/wp-json\/wp\/v2\/media?parent=3552"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/arcticwatch.info\/index.php\/wp-json\/wp\/v2\/categories?post=3552"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/arcticwatch.info\/index.php\/wp-json\/wp\/v2\/tags?post=3552"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}