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Snow Day Calculator

Clarkstown Central School District snow day calculator

Will Clarkstown Central School District close tomorrow?

District facts

Official name
Clarkstown Central School District
Schools
16
Grades
kindergarten to grade 12
Office
New City, NY
Official site
www.ccsd.edu
Snow a year
33 in. · 4.1 days with 3+ in.
NCES ID
3620340

National Center for Education Statistics (CCD 2024–25, EDGE GRF25); NOAA 1991–2020 normals. Not affiliated with the district.

Past winter days

We record what happened on each storm day (our chance, and whether Clarkstown Central School District closed, delayed or opened) from parent reports. The first days appear here this winter. Report today's decision.

What it takes to close Clarkstown Central School District

Snow line
About 7.5 in. of overnight snow
Ice line
About .18 in. of ice
Cold line
−20°F wind chill at bus time (normal winter low 25°F)
County
Rockland County

Levels where a closure becomes likely in our model for ZIP 10956, from Clarkstown Central School District's local snow normal: 4.1 days a year with 3 or more inches. These are model estimates, not the district's policy.

Nearby districts

DistrictSnow a yearSnow line
Haverstraw-Stony Point Central School District36 in.8 in.
East Ramapo Central School District33 in.7.5 in.
Pearl River Union Free School District33 in.7.5 in.
Union Free School District of the Tarrytowns33 in.7.5 in.
Ossining Union Free School District33 in.7.5 in.
Suffern Central School District40 in.8.5 in.

ZIP codes Clarkstown Central School District serves

10920, 10954, 10956, 10960, 10989, 10994

ZIP codes that overlap the district's boundary (NCES EDGE GRF25). Some are shared with neighboring districts.

Check a different ZIP

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—chance of a delay

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Rough adjustments, saved on this device only. What they do

From the National Weather Service forecast, updated hourly. Estimate only. Your district makes the call.

Clarkstown Central School District snow day questions

Is Clarkstown Central School District closed tomorrow?

The card above shows tomorrow's chance that Clarkstown Central School District closes or delays school, from tonight's National Weather Service forecast for the district's area. It is an estimate; only the district can announce a closure, usually on its website, by text or phone alert, and through local TV and radio.

How much snow does it take to close Clarkstown Central School District?

There is no fixed number: the district weighs snow totals, ice, wind chill, road crews and timing. Our model treats about 7 inches of overnight snow as the level where closures become likely around ZIP 10956, which averages 33 inches of snow a year (NOAA 1991–2020 normals).

When does Clarkstown Central School District announce snow days?

Districts usually decide early in the morning, after crews check the roads, and sometimes the evening before when a big storm is certain. Check the district's official website and alerts for the decision; we don't report official closings.

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