Snow Day Calculator: Will School or Work Be Closed Tomorrow?

Find out your real chance of a snow day in seconds. Enter your ZIP code or city, and our free Snow Day Calculator gives you an instant, percentage-based prediction of whether school will close, your office will shut, the day will start late, or everything will run as normal. It is powered by live US weather data and more than ten years of closure history.

No sign-up. No email. No cost. Just a clear answer before the official call goes out.

It works for every US ZIP code, schools, colleges, workplaces & daycares. And we update it continuously with NOAA / NWS data.