๐ค๏ธ Weather
Snow Day Probability Calculator
School closures follow a fairly consistent pattern: snowfall totals decide most of it, but wind chill, ice and timing matter nearly as much because a district will not send buses out onto ice. This scores those factors together into a single likelihood.
How it works
Expected snowfall
Temperature
Wind chill
Ice or freezing rain expected
District type
When the snow arrives
Chance of a snow day
Score from snowfall
Score from cold
Score from wind
Score from ice
Outlook
Frequently asked questions
How do I use the Snow Day Probability Calculator?
Fill in the fields above โ the result recalculates instantly as you type. Everything runs in your browser, so the values you enter are never collected or stored.
Is this calculator free?
Yes. It is completely free, requires no account, and works on phones, tablets and desktops.