Snow Day Calculator
Predict Chances of a Snow Day Instantly

Use our Snow Day Calculator to estimate the likelihood of a snow day in your area based on daily weather data. Our snow day predictor analyzes temperature trends, precipitation forecasts, and snowfall probabilities from trusted meteorological sources like weather.gov to help you plan your day with confidence.

location_on

Enter a ZIP code or city name — e.g. "10001" or "Boston, MA"

ac_unit
5
School Days Predicted
Closure & dismissal probabilities
satellite_alt
NOAA Live Data
Updates daily

Scientific Prediction Model

thermostat

Temperature Analysis

We analyze rapid temperature drops that signal road freezing and school closure safety protocols.

snowing

Snowfall Accumulation

Overnight and morning snowfall totals compared against historical snowfall amount for each location.

air

Wind Chill Index

Dangerous wind chill temperatures are one of the primary drivers of school closures in northern states.

ac_unit

Ice Accumulation

Even small amounts of ice can make roads dangerous and trigger emergency closures.

Powered by Real Weather Science

Our algorithm uses live NOAA forecasts grounded in statistical snowfall and temperature models for over 40,000 US ZIP codes.

40K+ Locations 5-Day Outlook NOAA Live Data Historical Patterns

How to Use Our Snow Day Calculator

Our snow day predictor is designed to be fast and simple. Here's how to get your forecast in just a few seconds.

1

Enter Your Location

Type your ZIP code or city name into the search bar. Our school closing calculator covers 40,000+ US locations — just start typing and select your area from the suggestions.

2

Get Your 5-Day Forecast

Our snow day predictor instantly shows closure and early dismissal probabilities for the next five school days — powered by live NOAA weather data.

3

Plan Ahead

Plan your day way before the official announcement! Feel free to check the detailed breakdown of snow, ice, temperature, and wind chill factors to understand what's driving the risk.