El Niño Outlook · Winter 2026
Nevados de Chillán El Niño rank & forecast
Nevados de Chillán ranks #16 of 152 SnowSure resorts — Tier A, +13% in strong El Niño winters.
Tier A — Prime El Niño terrain: Historically snowed much more than normal in strong El Niño winters (≥ +8% vs this resort’s own 30-year average).
Strong-event signal: +13% vs this resort's 30-yr avg
In the three strongest El Niño winters on record ('97-98, '15-16, '23-24), Nevados de Chillán averaged +13% versus its own 30-year snowfall baseline — one of the strongest positive El Niño signals we track. With NOAA forecasting a potentially record event for winter 2026, history says this is the winter to book Nevados de Chillán with confidence. Individual analog winters: '97-98 -18%, '15-16 -20%, '23-24 +77%. A lean, not a law — but the lean is firmly up.
In-season scorecard
Predicted signal
+13%
Measured to date
+93%
Season total
766 cm
Vs predicted
+80%
Predicted signal vs measured season-to-date against this resort's own climatology.















