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and
Central regions of the continent. Average temperatures were at −4 °C (24.8 °F), extensively higher than average winter temperatures, especially for the time typically associated with Antarctica's coldest annual temperatures. As a result, the Southern Hemisphere Sea Ice Extent as plotted
131:
This heat wave lead to some regions of
Antarctica facing temperatures that were up to 22 °C (39.6 °F) higher than normal and caused significantly reduced levels of sea ice, leading to extensive research on the event by a major global research project consisting of 54 members, who described
107:
to reach temperatures 10 °C (18.0 °F) above normal in July 2024, up to a 28 °C (50.4 °F) increase above average. The heat wave was significant for occurring during the middle of the
Antarctic winter when little to no sunlight shines on the continent, and temperatures are annually
261:
Forecasting director of MetDesk
Michael Dukes stated that in addition to recordings of exceptionally high daily temperatures at several individual locations, there was a significantly prolonged rise in average temperatures throughout July 2024, which was more impactful towards the melting of ice.
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research scientist Zeke
Hausfather stated that the Antarctic heat wave was a primary contributor to the hottest days of the planet in meteorological history recorded during July 2024. University of Washington atmospheric scientist Edward Blanchard called the heat wave a "near-record (or record)
236:
Climate
Reanalyzer graph reached its second lowest area having at least 15% ice cover on record for its respective day of the year, with only 2023 having a lower area that time of year. Extrapolation of the graph indicated that 2024 would soon surpass 2023 as the lowest ice cover recorded,
244:
Climate researchers predicted that average East
Antarctic temperatures from 3 August to 13 August would persist at 36 to 50 degrees Fahrenheit above average, higher than temperatures in the last week of July 2024 that were 12 °C (21.6 °F) above average. The
249:
recorded its warmest average July temperature since 2002 at 6.3 °C (11.3 °F) above average, with an average temperature of −47.6 °C (−53.7 °F) from 20 to 30 July, meeting the average
February Antarctic temperature at the typical end of
179:
interfering with the vortex, meaning that higher altitude regions in the
Antarctic were more susceptible to elevated temperatures. The disturbances in the polar vortex also caused "massive" quantities of freezing air to be pushed toward the
218:
atmospheric scientist Edward
Blanchard believed that warmer temperatures in the Southern Ocean and decreased sea ice around Antarctica further increased the susceptibility of Antarctica to warmer temperatures during its winter.
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Jamin Greenbaum shared his fear towards future Antarctic heat waves and their consequences in the next few years, after noting increasing melt each successive year in East Antarctica while conducting
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and the Antarctic. Prior increases in temperatures in these regions have led to the collapse of Antarctic ice sheets that in turn significantly contribute to
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climate researcher Jonathan Wille attributed the heatwave to a "really rare" several week long “southern stratospheric warming event” across the continent.
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involving more sunlight absorbed in areas with less ice cover, further contributing to warming surface temperature and greater areas of melted ice.
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In March 2022, a heat wave struck Antarctica that reached 39 °C (70.2 °F) above average. The increased heat led to a portion of an
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was a significant contributor to increased Antarctic temperatures in addition to anthropogenic climate change.
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called the heat wave an “eye-opening sign" of how much anthropogenic climate change was impacting Earth.
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420:"'Extraordinary' Antarctic Heatwave Puts Temps 10 °C Above Normal | Common Dreams"
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researchers expressed feeling pronounced dread and worry over the heat wave.
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mapping the areas of the world indicated that the regions most impacted by
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Amy Butler reported that the weakening of the polar vortex was caused by
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potentially in August 2024. Decreased ice cover was reported to cause a
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361:"Antarctic temperatures rise 10C above average in near record heatwave"
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In July 2024, a heat wave stuck most of Antarctica, primarily in the
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temperatures compared to prior winters, causing several regions of
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448:"Antarctica's Record Heat Wave Brings Temps 10 °C Above Normal"
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Climate researchers found that a weakening in the Antarctic
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around each pole", was the primary cause of the heat wave.
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the complexity of the heat wave's cause as "head-hurting".
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204:. MetDesk director Michael Dukes noted that 2024's
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154:rising global sea levels
326:List of weather records
84:2023–2024 El Niño event
311:2024 in climate change
292:University of Michigan
1807:Climate of Antarctica
911:2021 (UK and Ireland)
697:2018 (Northeast Asia)
476:climatereanalyzer.org
173:Atmospheric scientist
472:"Climate Reanalyzer"
51:, Central Antarctica
1733:Robert Falcon Scott
1390:South magnetic pole
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1155:2008–2009 (SE Aus.)
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142:climate researchers
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297:climate scientist
167:that spins in the
40:-induced Heat wave
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1636:Firefighting
1621:Demographics
1544:Colonization
1539:World War II
1294:
1212:Hyperthermia
1043:2000–present
854:2000–present
757:Saudi Arabia
717:2022 (Japan)
707:2022 (China)
687:2016 (India)
652:2002 (India)
635:
507:. Retrieved
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376:. Retrieved
365:The Guardian
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284:geophysicist
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169:stratosphere
165:low pressure
161:polar vortex
158:
140:Models from
139:
130:
115:
99:increase in
92:
90:
30:polar vortex
1724:(legendary)
1631:Field camps
1529:Expeditions
1455:Weddell Sea
1435:Lake Vostok
1430:Lake Mercer
1302:Ice shelves
1105:2021 (West)
1055:2001 (East)
993:1911 (East)
988:1901 (East)
983:1896 (East)
976:Before 1950
785:Before 1950
277:meteorology
198:New Zealand
136:Meteorology
1786:Categories
1534:Heroic Age
1385:South Pole
1295:Heat waves
1264:Antarctica
944:Heat waves
629:Antarctica
584:Heat waves
509:2024-08-03
481:2024-08-03
457:2024-08-03
429:2024-08-03
378:2024-08-03
332:References
212:ETH Zürich
112:Background
105:Antarctica
57:Start date
1686:Transport
1425:Lake CECs
1402:ice sheet
1358:ice sheet
1327:Volcanoes
1317:Mountains
1272:Geography
1019:1980 (US)
1012:1950–1999
881:2013 (UK)
845:1995 (UK)
840:1990 (UK)
823:1955 (UK)
816:1950–1999
807:1911 (UK)
802:1906 (UK)
797:July 1757
667:2013 haze
373:0261-3077
271:Reactions
223:Heat wave
202:Australia
118:ice sheet
101:Antarctic
61:July 2024
28:Weakened
1756:Category
1661:Religion
1563:Politics
1481:Wildlife
1450:Ross Sea
1312:Glaciers
949:Cerberus
752:Pakistan
732:Pakistan
680:Pakistan
504:Meteored
452:EcoWatch
403:3 August
305:See also
267:event".
66:End date
1766:Commons
1681:Tourism
1626:Economy
1599:Society
1521:History
1491:Mammals
1380:Islands
1336:Regions
1307:Geology
1285:Climate
1195:Related
1138:Oceania
939:Drought
929:Drought
229:Eastern
206:El Niño
182:equator
69:Ongoing
34:El Niño
1363:shield
1322:Tundra
1088:Summer
919:Europe
899:Europe
778:Europe
533:Portal
371:
256:Vostok
252:summer
200:, and
150:Arctic
97:winter
36:, and
1771:Index
1691:Women
1641:Flags
1616:Crime
1554:Years
1496:Krill
1486:Birds
1471:Flora
1083:March
1079:2012
935:2023
915:2022
890:2018
747:Japan
742:India
738:2024
727:China
675:India
671:2015
232:on a
45:Areas
1676:Time
1464:Life
1186:2023
1181:2022
1125:2024
1115:2023
1110:2022
1095:2018
1075:2011
1070:2010
1065:2007
1060:2006
1003:1936
956:2024
906:2019
876:2010
871:2007
866:2006
861:2003
828:1976
792:1540
722:2023
662:2010
657:2007
645:Asia
636:2024
620:2023
615:2022
610:2021
605:2020
600:2018
595:List
405:2024
369:ISSN
122:Rome
91:The
25:Type
192:of
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