Discovery Ski Area MT
The short answer: PassCast projects a median of 182" at Discovery Ski Area for 2026-27 — 87% of a typical season — with a skiability rating of 46/100, ~6 powder days, and Mar–Apr as the prime window. Updated daily from 10,000 simulations.
80% of simulated seasons land between 144" and 243". Reseeded daily as ENSO observations, CPC outlooks, and SEAS5 runs update.
10,000 simulated 2026-27 seasonsENSO-weighted resampling of 36 real seasons (1990–2026) at Discovery Ski Area, tilted by the live seasonal outlook
Highlighted bars span the middle half of outcomes (P25–P75). The yellow dashed line is a typical season — the median of the last 36 at this mountain.
What's driving this forecast
The 2026-27 season is simulated by resampling Discovery Ski Area's historical seasons weighted toward El Niño analog years. NOAA CPC El Niño Advisory (June 11, 2026): El Niño conditions are present and expected to strengthen into winter 2026-27, with a 63% chance of a very strong event (Niño3.4 ≥ +2.0°C) during Nov-Jan. CPC DJF strength odds: very strong 46%, strong 33%, moderate 16%. IRI (June 22) concurs at 98% El Niño for DJF. Latest observed ONI (AMJ 2026): +1.0.
Jackson Hole and Big Sky are La Niña-favored (seasonal MEI correlation ~-47%); El Niño winters trend warmer with below-normal precipitation. Applied as a -5% tilt at partial weight.
Day-to-day weather models have no skill this far out, so the near-term forecast contributes 0% weight today. The simulation leans entirely on ENSO-conditioned climatology — exactly what an honest seasonal outlook should do in summer. Weighting shifts toward live forecasts as opening day approaches.
The regional readNorthern Rockies · from the 2026-27 outlook
Jackson, Big Sky, and the Idaho panhandle are La Niña country, and a strong El Niño typically strands them on the dry, warm side of a southward-displaced storm track — strong La Niña months out-snow strong El Niño months by 30% or more at inland areas. 1997-98 and 2023-24 both brought below-average, late-starting seasons here. Plan on 80-90% of normal snowfall, cold enough at elevation to preserve quality, with the best stretch arriving February onward.
Month by monthENSO-conditioned analog medians vs a typical month — when this season should deliver
Prime window: Mar–Apr — the deepest contiguous stretch of the conditioned season. Aim the trip there.
The analog poolEvery season since 1990 at Discovery Ski Area (ERA5, calibrated to the resort's reported average), colored by ENSO phase
Pass math for Discovery Ski Area
Discovery Ski Area isn't on a multi-resort pass — but you can still see what a season here is worth.
No multi-resort pass covers these mountains — window tickets are the play.
Discovery Ski Area 2026-27: straight answers
- How much snow will Discovery Ski Area get in the 2026-27 season?
- PassCast's latest 10,000-run simulation (reseeded 2026-07-10) puts the median at 182 inches — 87% of a typical season at Discovery Ski Area — with 80% of outcomes between 144 and 243 inches. The forecast blends Discovery Ski Area's own 36-season ENSO analog record with NOAA's seasonal outlook and the ECMWF SEAS5 ensemble.
- Is a season pass worth it for Discovery Ski Area in 2026-27?
- Discovery Ski Area is not on Epic, Ikon, or Mountain Collective for 2026-27 — budget about $70 per peak-window day ticket, or check the resort's own multi-day products.
- When is the best time to ski Discovery Ski Area in 2026-27?
- Mar–Apr is the prime window — the deepest contiguous stretch of the ENSO-conditioned season at Discovery Ski Area. Month-by-month medians are charted on this page.
- How reliable will the snow be at Discovery Ski Area this season?
- The simulation gives Discovery Ski Area a 26% chance of beating its typical season and a median of about 6 six-inch-plus powder days. Its skiability rating is 46/100 (“Selective — time it well”), updated daily.
Sources: ERA5 reanalysis & multi-model forecasts via Open-Meteo · NOAA CPC ONI, ENSO advisory & seasonal outlook · ECMWF SEAS5 · pass prices verified July 2026. See methodology for the honest fine print.