❄️ Free School Closure Predictor
Will School Be Closed Tomorrow?
Instant prediction using live ECMWF + NOAA weather data — the same models meteorologists use.
❄️ Snow Day Calculator
Will school be closed tomorrow? Instant prediction using live weather.
Fetching live weather data…
500K+
Predictions Made
20
Cities Covered
ECMWF
+ NOAA Data
100%
Free Forever
How It Works
Four steps to your snow day prediction — takes under 10 seconds
📍
Enter Your Location
Type your ZIP code or city name. GPS button auto-detects your location instantly.
🏫
Select School Type
Urban, suburban, rural, private, or college — each has different closure thresholds.
⚡
Live Weather Loads
ECMWF + NOAA hourly forecasts fetch automatically. No manual input needed.
📊
Get Your Prediction
Probability %, hourly snowfall chart, 4–7 AM window analysis, 3-day forecast.
Snow Day Calculators by City
Covering the 20 snowiest metro areas in the US with live predictions, local school district info, and snowfall history
Why SnowDayCalc.net?
We built the features competitors don’t have
⏰
4–7 AM Critical Window
We analyze the exact hours when superintendents make closure decisions — not just daily totals.
🌐
ECMWF + NOAA Models
Professional-grade weather data — same models TV meteorologists use. No paid subscription needed.
🔔
Email & SMS Alerts
Subscribe for any city. Get notified by 9 PM the night before — never be caught off guard again.
📱
F° / C° Toggle
Switch between Fahrenheit and Celsius. Works for US and Canadian cities with school type customization.
Snow Day Guides & Resources
Everything you need to know about snow days, school closures, and winter weather