Everything OpenSnow charges $100/year for — multi-model snow forecasts, powder alerts, resort comparisons, and real-time station data — completely free. Powered by 2,700+ weather stations across Colorado.
Transparent multi-model forecast blending HRRR, GFS, ECMWF & ICON with SNOTEL bias correction. No black boxes.
7 and 14-day forecasts for every ski resort in Colorado with multi-model comparison charts.
3D terrain, NOHRSC snow depth tiles, RainViewer radar animation, and 2,700+ weather station markers.
Real-time data from SNOTEL, METAR, RAWS, CDOT, CoCoRaHS, and 47 other networks across Colorado.
I-70 corridor and mountain pass conditions with road temperature, visibility, and traction law status.
Explore resorts ranked by 72hr snowfall, deepest snow, and best conditions. Filter by season pass.
Everything below is free on PowSwirl. No subscriptions, no paywalls, no ads.
Start tracking Colorado's 32 ski resorts with the most transparent snow forecasting platform available.
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