Snow Day Probability
☀️ Chance of school cancellation tomorrow
Data provided by Open-Meteo
The the public, charter, and private school districts serving the greater Flagstaff area together serve thousands of students across many public, charter, and private campuses. The Flagstaff area averages approximately 0 inches of snowfall per year, with the heaviest snowfall typically occurring between December and March.
School districts in Flagstaff generally communicate closures via district websites, robocalls, social media, and local news, with most calls made between 4:30 and 6:00 AM after consultation with road crews and the National Weather Service. Two-hour delays and remote-learning days are sometimes used in Flagstaff as alternatives to a full closure when conditions are borderline.
Flagstaff's geography plays a meaningful role in its winter weather: a mostly desert climate, although higher elevations such as Flagstaff and the Mogollon Rim see significant winter snowfall. These factors directly influence how often Flagstaff schools end up closed during a given winter. Geographically, Flagstaff sits near 35.19°N, 111.66°W, which shapes how regional storm systems and Arctic air masses interact with the area.
Notable historic snow events in or near Flagstaff include the February 2019 storm that brought rare snow across the state, which produced widespread closures across the region. Historically, schools in the Flagstaff area close an average of approximately 3 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 Flagstaff based on live weather forecast data from Open-Meteo.
While most of Arizona stays warm, northern cities like Flagstaff see significant snowfall. Valley schools rarely close for weather.
Browse all Arizona snow day predictions.
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Our calculator pulls live weather forecast data for Flagstaff 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 Flagstaff prediction.