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Snow intelligence

Conditions, season context, and forecast trust.

Pre-computed insight cards from SnowSure — not raw leaderboards. Organized by what matters now, powder windows and momentum, this season, last season, forecast skill, and how the SnowSure™ score is built.

2025-26 · 2026 · 54 open resorts · 30 insight cards · Updated Sep 2, 2026, 12:06 PM UTC · Snow intelligence by SnowSure

Right now

Resorts open today, top SnowSure scores, powder windows, storm timing, and surface risk.

hourly

Storm arrival

Next storm: Stryn — ~8.2 cm starting Wed Night, peaking Wed Night.

#1 · Leader

Stryn

Norway

8.2

cm

Starts Wed Night · peaks Wed Night · 8.2 cm total · through Wed Night

hourly

Surface degrading (48h)

2 open resorts forecast above freezing in the next 48h — warmest: Stryn (6.3°C).

2

resorts with thaw risk at base in 48h

2 open resorts in sample

Powder windows & momentum

Depth building, powder streaks, and sustained snow momentum across the network.

hourly

Fastest base building

Building base fastest (last 7 days): Galdhopiggen (+0.3 cm).

#1 · Leader

Galdhopiggen

Norway

0.3

cm

7-day depth gain

Last season in review

Completed seasons, year-over-year same-week context, and opening timelines.

weekly

Coldest in Maine last season

Coldest 3 Maine resorts by season-average temperature in 2025-26 — a proxy for drier, lighter snow.

#1 · °C

Sugarloaf

United States

-1.5

weekly

Last season — most total snow

Alyeska Resort led with 282.3 cm summed over the season (archive daily 24h).

#1 · Leader

Alyeska Resort

United States

282.3

cm

weekly

Last season vs 5- & 30-yr avg

Full-season snowfall totals vs each resort’s own history: Typical resort finished at 98.5% of its 5-year average season snowfall; 128 of 284 resorts (45.1%) above 5-year average.

98.5%

of 5-year average

100% = average season

45.1% of resorts above normal

284 resorts · all NH areas (latest archive)

weekly

Longest Completed Seasons

Mammoth Mountain — 200 days open (2025-26).

  • Mammoth Mountain200

    days open

  • Killington Resort194

    days open

  • Jay Peak177

    days open

  • Winterpark Resort164

    days open

  • Val Thorens163

    days open

weekly

Most powder days in Maine

Top 3 Maine resorts by number of Nov–Apr days with snowfall in the 2025-26 season.

#1 · powder days

Saddleback Mountain

United States

101powder days

Trust the forecast

Yesterday's forecast skill, model spread, accuracy by region, and resort vs model verification.

hourly

14-day forecast spread

Models disagree most about Galdhopiggen: 2–34.2 cm over 14 days (32.2 cm spread).

#1 · Leader

Galdhopiggen

Norway

2–34.2

cm

7 models · 32.2 cm spread

daily

24h forecast skill

Yesterday's 24h forecast: median 4.8 cm forecast vs 0.8 cm actual across 51 snow events (62.7% within 5 cm).

Forecast 24h

4.8cm

Actual 24h

0.8cm

Network median +500% vs yesterday's forecast

63% of resorts within ±5 cm of forecast

51 open resorts sampled

weekly

Best Forecast Model by Region

Top-weighted model per region from verified forecast error (MAE).

  • Rockies81.2%

    METEOFRANCE

  • Cascades77.0%

    ICON

  • Alps71.3%

    METEOFRANCE

  • Sierra67.7%

    METEOFRANCE

  • Andes48.5%

    METEOFRANCE

  • Southern Alps33.2%

    METEOFRANCE

weekly

SnowSure ML Forecast Accuracy

Latest gated validation vs simple-mean baseline by forecast horizon bucket.

  • +5.1%

    Day 1 3

  • +-2.2%

    Day 4 7

  • +35.7%

    Day 8 14

Epic & Ikon pass

Best SnowSure™ scores today among open resorts on Epic Pass and Ikon Pass in the SnowSure network.

hourly

Best SnowSure · Epic Pass today

0–100 SnowSure™ score · best among open Epic Pass resorts today

iHover the i for the 0–100 scale and rating bands.

#1 · Leader

Hotham

Solid conditions with decent coverage.

32 · Solid

Solid

hourly

Best 14-Day Forecast on Epic Pass

No measurable 14-day forecast among open Epic Pass resorts.

hourly

Best 14-Day Forecast on Ikon Pass

No measurable 14-day forecast among open Ikon Pass resorts.

Why the score

What drives the SnowSure™ index — component drivers and score methodology context.

daily

What Is Driving Scores Today

Highest average component today: historic (10.2).

Custom intelligence cards for resort partners

Your data, your brand,
your website's smartest pixel.

The same intelligence that powers Snowdata and SnowSure can power your resort's marketing surface. Custom Intelligence Cards are branded, embeddable, live-updating data visualizations built around your resort's verified data — designed for your website, your lodge displays, your social media, and your press kit.

One submission to Snowdata. One verified data feed. Every card on every surface updates automatically.

Available to verified resorts on the Premium tier.

Get startedHow it works for resorts

This dashboard uses a single global SnowSure snapshot (scope=global) merging Northern and Southern Hemisphere insight cards.

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