Snow Day Calculator for Boston, MA

Check the snow day chance for Boston using real-time weather data and our updated prediction model. Enter your ZIP code below to see if Boston Public Schools are likely to close tomorrow.

Will There Be a Snow Day in Boston?

School closures in Boston depend on several weather conditions:

  • Expected snowfall
  • Road and sidewalk conditions
  • Overnight temperature drop
  • Wind gusts from coastal storms
  • Ice formation
  • Past closure patterns of Boston Public Schools (BPS)

You can check your exact snow day probability using the calculator below.

Live Forecast

Snow Day Calculator: Check School Closure Chances

Enter your ZIP code or city to see the probability of a snow day tomorrow. We use real weather signals and local closure patterns for a quick estimate.

📍 Your Location & School

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🛡 We do not save or track your location. It is only used to fetch the forecast.

Will school be closed tomorrow?

72%Chance of Snow Day
High Chance

Heavy snow and winter conditions may increase the chance of school closures.

Snowfall8.5\"Expected
Low Temp21°F / -6°COvernight
Wind18mph
Bus ImpactHighPossible delays

Why this prediction?

  • Snowfall is expected to be heavy.
  • Overnight low temperature may cause icy roads.
  • Buses may face delays on morning routes.

AI Overview

Run a prediction to get a short AI overview.

📅 Plan Ahead, 5-Day Outlook

Enter your ZIP, postal code, city, or location to see the next five days at a glance.

☰ Enter Weather Conditions Manually

Fill in the weather details to see your snow day probability.

Boston Snow Day Chance Today

Our tool uses local weather data from Boston and nearby stations to calculate:

  • Expected snowfall
  • Ice risk
  • Temperature forecast
  • Wind speed and gusts
  • Visibility
  • Storm timing (morning storms increase closure chance)

Predictions update every few minutes based on current conditions.

Typical Snow Day Threshold in Boston

Boston schools usually consider closing when:

  • Snowfall reaches 6 to 10 inches
  • Heavy snow hits before 7:00 AM
  • Roads become icy overnight
  • Snow mixes with rain and refreezes
  • Strong winds create hazardous travel conditions

BPS also looks at neighborhood street conditions because many students walk or use public transit.

Boston Snowfall & Weather Pattern

Boston often experiences:

  • Nor’easters
  • Heavy coastal storms
  • Fast-moving winter systems
  • Wet, heavy snow
  • Occasional freezing rain events

These can quickly change road conditions, which increases the chance of a snow day.

When Does Boston Announce School Closures?

Most announcements happen between:

  • 5:00 AM – 6:00 AM (same-day announcement)
  • Sometimes decisions are made the night before if snowfall is guaranteed.

Updates appear on:

  • Boston Public Schools website
  • Local news channels
  • City of Boston alerts

Nearby Areas You Can Check

You can also check snow day chances for nearby cities:

  • Cambridge, MA
  • Somerville, MA
  • Quincy, MA
  • Brookline, MA
  • Newton, MA
  • Chelsea, MA

FAQ — Boston Snow Days

It depends on the winter, but Boston typically sees 2 to 5 snow days during heavy snowfall years.

Yes, extreme wind chill or freezing conditions can increase the closure risk even without heavy snowfall.

Urban areas usually stay open longer, but Boston closes when storms hit early or road conditions become unsafe.

Check Your Boston Snow Day Chance

Use the calculator above to get your updated snow day prediction for Boston, MA.