Rocky Mountains Region•Capital: Cheyenne
Wyoming Snow Day Predictor
WY
Wyoming combines high altitude (average over 6,000 feet) with ferocious winds, making blowing snow and zero-visibility ground blizzards frequent.
Typical Closure Threshold
8 to 14 inches (or high wind blizzard closures)
Climate Classification
Semi-Arid High Plains / Rocky Mountain Alpine
Average Annual Snow Days
20–35 days
Wyoming Cities & School Districts
Select your city below for localized school closure probability forecasts and district contacts.
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Department of Transportation Plowing Operations
WYDOT deploys heavy plows and manages rolling closures on I-80 due to extreme high winds and blowing snow drifts.
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School Closure Decision Framework
Districts coordinate with Wyoming Highway Patrol and county road supervisors before morning bus departures.
Wyoming Snow Day FAQs
Q:What is the biggest winter danger for Wyoming school buses?
Extreme wind gusts (often exceeding 60 mph) combined with blowing snow create ground blizzards that cause whiteout conditions and massive drifts on rural highways.