Snow Day Probability
☀️ Chance of school cancellation tomorrow
Data provided by Open-Meteo
The Boise area school districts in Idaho together serve thousands of students across many public, charter, and private campuses. The Boise area averages approximately 34 inches of snowfall per year, with the heaviest snowfall typically occurring between November and March.
School districts in Boise generally post closure decisions to district websites and notify parents through automated alerts and local broadcasters, typically before sunrise on storm days, after coordinating with bus contractors and transportation supervisors. Two-hour delays and remote-learning days are sometimes used in Boise as alternatives to a full closure when conditions are borderline.
Boise's geography plays a meaningful role in its winter weather: a continental mountain climate with cold air pooling in valleys and heavy mountain snowpack. These factors directly influence how often Boise schools end up closed during a given winter. Geographically, Boise sits near 43.63°N, 116.21°W, which shapes how regional storm systems and Arctic air masses interact with the area.
Notable historic snow events in or near Boise include major valley snowstorms that have repeatedly closed Treasure Valley schools, which produced widespread closures across the region. Historically, schools in the Boise area close an average of approximately 2 days per winter season due to snow, ice, or extreme cold. Use our Snow Day Calculator above to check tomorrow's real-time school closure probability for Boise based on live weather forecast data from Open-Meteo.
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No snowfall or subfreezing temperatures expected this week; schools unlikely to close due to weather.
Generated by AI from 7-day Open-Meteo forecast. Snow day predictions are probability estimates based on weather forecast data. School closure decisions are made by local school administrators — always verify with your school's official website, app, or local news for confirmed cancellations.
Our calculator pulls live weather forecast data for Boise from the Open-Meteo API and analyzes snowfall accumulation, temperature, wind chill, and 24-hour precipitation totals to generate a school closure probability percentage.
Check between 9 PM and midnight the evening before a potential storm. Weather models are most reliable within a 12–18 hour forecast window, giving you the most accurate prediction for the following morning.
Yes. Public schools close more readily than private schools, which close more readily than colleges and universities. Select your school type for the most accurate Boise prediction.