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Montana Snowbowl and El Niño

Less snow

El Niño winters bring Montana Snowbowl about 14% less snow than a typical winter.

Based on 14 El Niño winters since 1986: 3 of them beat Montana Snowbowl's median snowfall. That's a clear, consistent pattern, not just noise. Ranks #145 of 152 Western resorts for El Niño snowfall.

El Niño winters (14) −14% snowfall vs. a typical winter 0.7°C (1.3°F) warmer
Strong El Niño (4) −19% snowfall vs. a typical winter
La Niña winters (14) +10% snowfall vs. a typical winter 0.5°C (1.0°F) colder

Checked against a real snow station: at the Stuart Mountain SNOTEL station, measured precipitation in El Niño winters ran −11% vs. its average (32 winters of measurements).

Every winter since 1986

Snowfall each winter compared with Montana Snowbowl's 40-winter average, colored by what the Pacific was doing.

El Niño La Niña Neutral

Mid-mountain, November–April. Any single winter can buck the pattern; that's why we look at averages.

Right now NOAA's latest Oceanic Niño Index reading (Jun–Aug 2026) is +1.8°C: strong El Niño conditions. NOAA's outlook says how long it's expected to last.
El Niño speaks Hear what's in store from El Niño himself.

← All resorts: El Niño map & rankings Montana Snowbowl climate change profile →