The record-low Arctic winter sea ice maximum of 14.29 million square kilometers on March 15, 2026—tying 2025 as the smallest in the 48-year satellite record per NSIDC—has propelled trader consensus toward a below-4 million square kilometer summer minimum, with <4m sq km at 52% implied probability. This thin ice pack, combined with record-low March volume and an 80% chance of ENSO-neutral transitioning to 61% El Niño odds for May-July per NOAA CPC, heightens melt potential via warmer atmospheric patterns and reduced refreezing. Long-term decline at 12% per decade reinforces positioning, though model ensembles show uncertainty; SIPN Phase 1 outlooks due in May will refine forecasts using spring melt observations.
Riepilogo sperimentale generato dall'AI con riferimento ai dati di Polymarket. Questo non è un consiglio di trading e non ha alcun ruolo nella risoluzione di questo mercato. · AggiornatoMin Arctic sea ice extent this summer?
Min Arctic sea ice extent this summer?
<4m sq km 52%
4.0-4.2m sq km 15.2%
4.4-4.6m sq km 11.9%
4.2-4.4m sq km 11.8%
$31,023 Vol.
$31,023 Vol.
<4m sq km
52%
4.0-4.2m sq km
15%
4.2-4.4m sq km
12%
4.4-4.6m sq km
12%
4.6-4.8m sq km
11%
4.8-5m sq km
2%
5m+ sq km
1%
<4m sq km 52%
4.0-4.2m sq km 15.2%
4.4-4.6m sq km 11.9%
4.2-4.4m sq km 11.8%
$31,023 Vol.
$31,023 Vol.
<4m sq km
52%
4.0-4.2m sq km
15%
4.2-4.4m sq km
12%
4.4-4.6m sq km
12%
4.6-4.8m sq km
11%
4.8-5m sq km
2%
5m+ sq km
1%
This market will remain open until data has been published for October 1, 2026, at which point it will resolve immediately. Any revisions to sea ice extent recorded after data is published for October 1, 2026 will not be considered.
The resolution source for this market measures temperatures to thousands of square kilometers (e.g. 4.255 million sq km). Thus, this is the level of precision that will be used when resolving the market.
The resolution source for this market will be information from the National Snow and Ice Data Center, specifically the minimum value recorded for any day between August 1, 2026 and October 1, 2026 in the “NH-Daily-Extent” tab of the “Sea Ice Index Daily Extent” data set, available at https://nsidc.org/sea-ice-today/sea-ice-tools. If this resolution source becomes unavailable, another resolution source will be chosen.
Mercato aperto: Nov 20, 2025, 6:43 PM ET
Resolver
0x2F5e3684c...This market will remain open until data has been published for October 1, 2026, at which point it will resolve immediately. Any revisions to sea ice extent recorded after data is published for October 1, 2026 will not be considered.
The resolution source for this market measures temperatures to thousands of square kilometers (e.g. 4.255 million sq km). Thus, this is the level of precision that will be used when resolving the market.
The resolution source for this market will be information from the National Snow and Ice Data Center, specifically the minimum value recorded for any day between August 1, 2026 and October 1, 2026 in the “NH-Daily-Extent” tab of the “Sea Ice Index Daily Extent” data set, available at https://nsidc.org/sea-ice-today/sea-ice-tools. If this resolution source becomes unavailable, another resolution source will be chosen.
Resolver
0x2F5e3684c...The record-low Arctic winter sea ice maximum of 14.29 million square kilometers on March 15, 2026—tying 2025 as the smallest in the 48-year satellite record per NSIDC—has propelled trader consensus toward a below-4 million square kilometer summer minimum, with <4m sq km at 52% implied probability. This thin ice pack, combined with record-low March volume and an 80% chance of ENSO-neutral transitioning to 61% El Niño odds for May-July per NOAA CPC, heightens melt potential via warmer atmospheric patterns and reduced refreezing. Long-term decline at 12% per decade reinforces positioning, though model ensembles show uncertainty; SIPN Phase 1 outlooks due in May will refine forecasts using spring melt observations.
Riepilogo sperimentale generato dall'AI con riferimento ai dati di Polymarket. Questo non è un consiglio di trading e non ha alcun ruolo nella risoluzione di questo mercato. · Aggiornato
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