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Snow Day Calculator

Crystal Lake Community Consolidated School District 47 snow day calculator

Will Crystal Lake Community Consolidated School District 47 close tomorrow?

District facts

Official name
Crystal Lake Community Consolidated School District 47
Schools
13
Grades
pre-K to grade 8
Office
Crystal Lake, IL
Official site
www.d47.org
Snow a year
35 in. · 4.0 days with 3+ in.
NCES ID
1711350

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 Crystal Lake Community Consolidated School District 47 closed, delayed or opened) from parent reports. The first days appear here this winter. Report today's decision.

What it takes to close Crystal Lake Community Consolidated School District 47

Snow line
About 7.5 in. of overnight snow
Ice line
About .18 in. of ice
Cold line
−28°F wind chill at bus time (normal winter low 17°F)
Counties
McHenry County, Lake County, Kane County

Levels where a closure becomes likely in our model for ZIP 60014, from Crystal Lake Community Consolidated School District 47's local snow normal: 4.0 days a year with 3 or more inches. These are model estimates, not the district's policy.

Nearby districts

DistrictSnow a yearSnow line
Community Unit School District 30039 in.8 in.
McHenry Community Consolidated School District 1535 in.7 in.
Woodstock Community Unit School District 20035 in.7.5 in.
School District U-4632 in.6.5 in.
Round Lake Community Unit School District 11643 in.7.5 in.
Lake Zurich Community Unit School District 9543 in.7.5 in.

ZIP codes Crystal Lake Community Consolidated School District 47 serves

60012, 60013, 60014, 60050, 60098, 60142, 60156

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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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.

Crystal Lake Community Consolidated School District 47 snow day questions

Is Crystal Lake Community Consolidated School District 47 closed tomorrow?

The card above shows tomorrow's chance that Crystal Lake Community Consolidated School District 47 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 Crystal Lake Community Consolidated School District 47?

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 60014, which averages 35 inches of snow a year (NOAA 1991–2020 normals).

When does Crystal Lake Community Consolidated School District 47 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.