**El Niño conditions, now strengthening toward a significant event with Niño 3.4 anomalies exceeding +2°C, represent the dominant near-term influence on first-snow timing across the northern tier.** Warmer Pacific waters are shifting the Pacific jet stream southward, favoring above-average temperatures and drier patterns over the Midwest and Northeast through early fall, which historically delays the first measurable snowfall (≥0.1 inch per National Weather Service criteria at stations such as Chicago O’Hare, Detroit, and Central Park). High-elevation Rockies sites may see isolated September flakes, but the market cities typically record first snow in late October to mid-November on average. NOAA Climate Prediction Center outlooks and updated seasonal model runs expected in the coming weeks will provide key data on temperature and precipitation anomalies that could shift implied probabilities.
Résumé expérimental généré par IA à partir des données Polymarket. Ceci n'est pas un conseil de trading et ne joue aucun rôle dans la résolution de ce marché. · Mis à jourPremière neige de la saison 2026

Buffalo, NY d'ici le 31 octobre
52%

Denver, CO d'ici le 31 octobre
72%

Minneapolis, MN d'ici le 31 octobre
54%

Salt Lake City, UT d'ici le 31 octobre
40%

Boston, MA d'ici le 15 novembre
50%

Buffalo, NY d'ici le 15 novembre
84%

Chicago, IL d'ici le 15 novembre
69%

Denver, CO d'ici le 15 novembre
90%

Détroit, MI d'ici le 15 novembre
72%

Indianapolis, IN d'ici le 15 novembre
66%

Kansas City, MO d'ici le 15 novembre
31%

Minneapolis, MN d'ici le 15 novembre
85%

Pittsburgh, PA avant le 15 novembre
71%

Salt Lake City, UT d'ici le 15 novembre
71%

Boston, MA avant le 30 novembre
71%

Buffalo, NY avant le 30 novembre
94%

Chicago, IL d'ici au 30 novembre
91%

Cincinnati, OH d'ici le 30 novembre
74%

Dallas, TX d'ici le 30 novembre
10%

Denver, CO avant le 30 novembre
91%

Detroit, MI avant le 30 novembre
72%

Indianapolis, IN d'ici le 30 novembre
85%

Kansas City, MO d'ici le 30 novembre
71%

Minneapolis, MN avant le 30 novembre
91%

Nashville, TN d'ici le 30 novembre
38%

New York, NY d'ici le 30 novembre
73%

Philadelphie, PA d'ici le 30 novembre
42%

Pittsburgh, PA d'ici le 30 novembre
71%

Salt Lake City, UT d'ici le 30 novembre
89%

St. Louis, MO d'ici le 30 novembre
71%

Washington, DC d'ici le 30 novembre
44%
$2,122 Vol.

Buffalo, NY d'ici le 31 octobre
52%

Denver, CO d'ici le 31 octobre
72%

Minneapolis, MN d'ici le 31 octobre
54%

Salt Lake City, UT d'ici le 31 octobre
40%

Boston, MA d'ici le 15 novembre
50%

Buffalo, NY d'ici le 15 novembre
84%

Chicago, IL d'ici le 15 novembre
69%

Denver, CO d'ici le 15 novembre
90%

Détroit, MI d'ici le 15 novembre
72%

Indianapolis, IN d'ici le 15 novembre
66%

Kansas City, MO d'ici le 15 novembre
31%

Minneapolis, MN d'ici le 15 novembre
85%

Pittsburgh, PA avant le 15 novembre
71%

Salt Lake City, UT d'ici le 15 novembre
71%

Boston, MA avant le 30 novembre
71%

Buffalo, NY avant le 30 novembre
94%

Chicago, IL d'ici au 30 novembre
91%

Cincinnati, OH d'ici le 30 novembre
74%

Dallas, TX d'ici le 30 novembre
10%

Denver, CO avant le 30 novembre
91%

Detroit, MI avant le 30 novembre
72%

Indianapolis, IN d'ici le 30 novembre
85%

Kansas City, MO d'ici le 30 novembre
71%

Minneapolis, MN avant le 30 novembre
91%

Nashville, TN d'ici le 30 novembre
38%

New York, NY d'ici le 30 novembre
73%

Philadelphie, PA d'ici le 30 novembre
42%

Pittsburgh, PA d'ici le 30 novembre
71%

Salt Lake City, UT d'ici le 30 novembre
89%

St. Louis, MO d'ici le 30 novembre
71%

Washington, DC d'ici le 30 novembre
44%
Any amount of snowfall qualifies, including a report of "T" (trace) - snow observed but too little to measure. Once snowfall is reported, this market resolves "Yes" immediately, without waiting for the rest of the window. This market resolves "No" only if no snowfall is reported for any day of the window.
The observation day is the National Weather Service climate day at KBUF (midnight to midnight local time, America/New_York).
Resolution is based on the station's first published snowfall figure for each day, as given in the first final Daily Climate Report for that day. Intermediate reports issued during the day are not used. Subsequent revisions or corrections will not be considered; the first published value is final. A report whose snowfall value is missing (for example, shown as "M") does not count as a published value; the snowfall figure for that day will be taken from the first subsequent report that includes one. If a day's snowfall value is missing but the month-to-date or season-to-date snowfall total in that day's final report is higher than in the previous day's final report, snow fell on that day and this market resolves "Yes". This market resolves as soon as its outcome is determined - "Yes" as soon as any day's report shows snowfall, or "No" as soon as every day of the window has a published snowfall figure and every figure is zero. There is no waiting period. If any day's snowfall figure remains unpublished, the market will remain open until the earlier of the figure being published or the 3rd day after the specified date, 11:59 PM ET, at which point any such day is treated as zero snowfall.
The resolution source for this market is the NWS Daily Climate Report for KBUF, issued as product CLIBUF. That page shows the latest report only; past daily reports are archived on the Iowa Environmental Mesonet at https://mesonet.agron.iastate.edu/wx/afos/list.phtml?by=pil&pil=CLIBUF.
Marché ouvert : Sep 2, 2026, 4:27 PM ET
Any amount of snowfall qualifies, including a report of "T" (trace) - snow observed but too little to measure. Once snowfall is reported, this market resolves "Yes" immediately, without waiting for the rest of the window. This market resolves "No" only if no snowfall is reported for any day of the window.
The observation day is the National Weather Service climate day at KBUF (midnight to midnight local time, America/New_York).
Resolution is based on the station's first published snowfall figure for each day, as given in the first final Daily Climate Report for that day. Intermediate reports issued during the day are not used. Subsequent revisions or corrections will not be considered; the first published value is final. A report whose snowfall value is missing (for example, shown as "M") does not count as a published value; the snowfall figure for that day will be taken from the first subsequent report that includes one. If a day's snowfall value is missing but the month-to-date or season-to-date snowfall total in that day's final report is higher than in the previous day's final report, snow fell on that day and this market resolves "Yes". This market resolves as soon as its outcome is determined - "Yes" as soon as any day's report shows snowfall, or "No" as soon as every day of the window has a published snowfall figure and every figure is zero. There is no waiting period. If any day's snowfall figure remains unpublished, the market will remain open until the earlier of the figure being published or the 3rd day after the specified date, 11:59 PM ET, at which point any such day is treated as zero snowfall.
The resolution source for this market is the NWS Daily Climate Report for KBUF, issued as product CLIBUF. That page shows the latest report only; past daily reports are archived on the Iowa Environmental Mesonet at https://mesonet.agron.iastate.edu/wx/afos/list.phtml?by=pil&pil=CLIBUF.
**El Niño conditions, now strengthening toward a significant event with Niño 3.4 anomalies exceeding +2°C, represent the dominant near-term influence on first-snow timing across the northern tier.** Warmer Pacific waters are shifting the Pacific jet stream southward, favoring above-average temperatures and drier patterns over the Midwest and Northeast through early fall, which historically delays the first measurable snowfall (≥0.1 inch per National Weather Service criteria at stations such as Chicago O’Hare, Detroit, and Central Park). High-elevation Rockies sites may see isolated September flakes, but the market cities typically record first snow in late October to mid-November on average. NOAA Climate Prediction Center outlooks and updated seasonal model runs expected in the coming weeks will provide key data on temperature and precipitation anomalies that could shift implied probabilities.
Résumé expérimental généré par IA à partir des données Polymarket. Ceci n'est pas un conseil de trading et ne joue aucun rôle dans la résolution de ce marché. · Mis à jour

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