OpenSnow prides itself on providing credible and accurate mountain weather forecasts, while also being transparent about our mistakes.
We looked back at the 7-day snow forecast from November 28, 2022, to compare against how much snow fell through Sunday, December 4, 2022, at popular ski resorts with reliable snow reporting data across the Western United States.
Palisades Tahoe 7-Day Snow Forecast = 41"
Palisades Tahoe 7-Day Snow Report = 43" (+2")
7-Day Snow Forecast Accuracy: 95% or 2" under-forecasted
Mammoth 7-Day Snow Forecast = 46"
Mammoth 7-Day Snow Report = 53" (+7")
7-Day Snow Forecast Accuracy: 87% or 7" under-forecasted
Stevens Pass 7-Day Snow Forecast = 33"
Stevens Pass 7-Day Snow Report = 29" (-4")
7-Day Snow Forecast Accuracy: 88% or 4" over-forecasted
Mt. Bachelor 7-Day Snow Forecast = 37"
Mt. Bachelor 7-Day Snow Report = 34" (-3")
7-Day Snow Forecast Accuracy: 92% or 3" over-forecasted
Jackson Hole 7-Day Snow Forecast = 31"
Jackson Hole 7-Day Snow Report = 38" (+7")
7-Day Snow Forecast Accuracy: 82% or 7" under-forecasted
Alta 7-Day Snow Forecast = 39"
Alta 7-Day Snow Report = 39" (-0")
7-Day Snow Forecast Accuracy: 100%
Park City 7-Day Snow Forecast = 30"
Park City 7-Day Snow Report = 33" (+3")
7-Day Snow Forecast Accuracy: 91% or 3" under-forecasted
Steamboat 7-Day Snow Forecast = 23"
Steamboat 7-Day Snow Report = 20" (-3")
7-Day Snow Forecast Accuracy: 87% or 3" over-forecasted
Breckenridge 7-Day Snow Forecast = 12"
Breckenridge 7-Day Snow Report = 16" (+4")
7-Day Snow Forecast Accuracy: 75% or 4" under-forecasted
Snowmass 7-Day Snow Forecast = 23"
Snowmass 7-Day Snow Report = 21" (-2")
7-Day Snow Forecast Accuracy: 91% or 2" over-forecasted
Adding up these 10 ski resort 7-day snow forecasts from November 28, 2022, and comparing them against the 7-day snow report as of December 5, 2022, we under-forecasted by 3% or scored 97% against the forecast.
- November 28, 2022, 7-Day Total Snow Forecast: 315"
- December 5, 2022, 7-Day Total Snow Report: 326" (+11)
- 7-Day Snow Forecast Accuracy: 97% or 11" under-forecasted
Questions?
Send an email to [email protected] and we'd be more than happy to take a look at the snow forecast for a particular ski resort and compare it against what fell and/or against another weather app.
SAM COLLENTINE
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