Snow Day Calculator

Snow Day Calculator

Estimate snow day odds from forecast totals, temperature, ice, wind, timing, and district leniency.

How to use this calculator

Use current forecast values and rate local factors from 0 to 10. Overnight snow and ice usually matter more than light daytime snow.

Example

Six inches of overnight snow with freezing temperatures and moderate wind produces a high but not guaranteed snow day chance.

Frequently asked questions

Everything you need to know to read the result with confidence.

What does the Snow Day Calculator do?+

Estimate snow day odds from forecast totals, temperature, ice, wind, timing, and district leniency.

How do I use this snow day calculator?+

Use current forecast values and rate local factors from 0 to 10. Overnight snow and ice usually matter more than light daytime snow.

What inputs should I enter?+

Enter expected snowfall, morning temperature, ice risk, wind speed, overnight timing, district leniency. Leave the default values in place when they match your situation.

What formula does this calculator use?+

Chance blends snowfall, freezing temperature, ice, wind, storm timing, and local district leniency.

Can I share my result?+

Yes. Change the inputs, copy the page link, and the current inputs will be included in the URL for sharing or reopening later.