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Snow Day Calculator

Wake County Public School System snow day calculator

Will Wake County Public School System close tomorrow?

District facts

Official name
Wake County Schools
Schools
198
Grades
pre-K to grade 13
Office
Cary, NC
Official site
www.wcpss.net
Snow a year
5 in. · 0.8 days with 3+ in.
NCES ID
3704720

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 Wake County Public School System closed, delayed or opened) from parent reports. The first days appear here this winter. Report today's decision.

What it takes to close Wake County Public School System

Snow line
About 4 in. of overnight snow
Ice line
About .15 in. of ice
Cold line
−20°F wind chill at bus time (normal winter low 33°F)
Counties
Wake County, Johnston County, Chatham County, Granville County

Levels where a closure becomes likely in our model for ZIP 27518, from Wake County Public School System's local snow normal: 0.8 days a year with 3 or more inches. These are model estimates, not the district's policy.

Nearby districts

DistrictSnow a yearSnow line
Franklin County Public Schools VA13 in.5.5 in.
Charlotte-Mecklenburg Schools4 in.3 in.
Carroll County Public Schools, VA VA17 in.5.5 in.
Salem City Public Schools VA15 in.5 in.
Montgomery County Public Schools, VA VA22 in.6 in.
Pulaski County Public Schools VA16 in.5.5 in.

ZIP codes Wake County Public School System serves

27502, 27511, 27513, 27518, 27519, 27520, 27522, 27523, 27526, 27529, 27539, 27540, 27545, 27560, 27562, 27571, 27587, 27591, 27592, 27596, 27597, 27601, 27603, 27604, 27605, 27606, 27607, 27608, 27609, 27610, 27612, 27613, 27614, 27615, 27616, 27617, 27695, 27697

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 closure
—chance of a delay

Snow by hour

Adjust for your school

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.

Wake County Public School System snow day questions

Is Wake County Public School System closed tomorrow?

The card above shows tomorrow's chance that Wake County Public School System 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 Wake County Public School System?

There is no fixed number: the district weighs snow totals, ice, wind chill, road crews and timing. Our model treats about 4 inches of overnight snow as the level where closures become likely around ZIP 27518, which averages 5 inches of snow a year (NOAA 1991–2020 normals).

When does Wake County Public School System 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.

Guides

Around Cary

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