Parsippany, New Jersey, 7,227 students in 14 schools

Parsippany-Troy Hills Township School District Snow Day Predictor

Q: How much snow does Parsippany get?

About 30.3 inches a winter at a NOAA weather station 2.6 miles away, averaged over 8 winters. Between December 1 and March 31 that brings 2.4 weekday mornings a year with 2 inches of new snow or more, and 2.1 with 4 inches or more.

Q: What was the biggest snow day near Parsippany-Troy Hills Township?

19 inches on March 8, 2018, the largest single day at a NOAA weather station 2.6 miles away in 8 winters. The snowiest winter was 2017 to 2018, with 65.6 inches.

Q: Does Parsippany-Troy Hills Township get more snow days than other New Jersey districts?

Parsippany-Troy Hills Township averages 2.1 weekday mornings a winter with 4 inches of new snow or more, more than 99 percent of the 486 New Jersey districts with a station record.

Q: How does the Parsippany-Troy Hills Township snow day predictor work?

It reads the National Weather Service forecast for Parsippany through the night and the 5 to 8 am bus run, adds winter alerts and the Winter Storm Severity Index, and measures the snow against Parsippany-Troy Hills Township’s own big snow morning: 5.3 inches, the top tenth of snowy weekday mornings at a NOAA weather station 2.6 miles away.

The odds of a closing or a delay on the next three school mornings in Parsippany-Troy Hills Township, measured against Parsippany-Troy Hills Township's own big snow morning of 5.3 inches.

The next three school mornings

Will Parsippany-Troy Hills Township close tomorrow?

Reading the National Weather Service forecast for the overnight and the bus hours in Parsippany.

Ten winters of school mornings

Parsippany-Troy Hills Township’s snow record

30.3inches of snow a winter

2.4school mornings a winter with 2 in of new snow or more

2.1with 4 in or more

5.3 ina big snow morning in Parsippany-Troy Hills Township: the top tenth of snowy school mornings

More 4 inch school mornings than 99% of the 486 New Jersey districts with a station record.

1Nov

4.3Dec

6.4Jan

10.8Feb

7Mar

Average snowfall by month, inches

Biggest day 19 in on March 8, 2018
Snowiest winter 2017 to 2018, 65.6 in
6 in mornings 0.9 a winter
1 in mornings 4.3 a winter

Measured at a NOAA weather station 2.6 miles away. Mornings are the 7 am snow reading on a weekday from December 1 through March 31, over the ten winters from 2016 to 2017 through 2025 to 2026, from NOAA GHCN Daily.

The New Jersey rule

How New Jersey counts a lost day

New Jersey requires at least 180 days of school, or the district loses state aid.

The New Jersey rules in the agency’s own words, and every New Jersey district

Next door

Districts near Parsippany-Troy Hills Township

District	Snow a winter	4 in mornings
Montville Township School DistrictMontville	14.4 in	1
Morris Township School DistrictMorristown	33.3 in	1.9
Livingston Township School DistrictLivingston	24.8 in	1.4
Dover Town School DistrictDover	33.3 in	1.9
Randolph Township School DistrictRandolph	33.3 in	1.9
The Chathams School DistrictChatham	24.8 in	1.4

The schools

14 schools

Every school in Parsippany-Troy Hills Township follows the district’s call: one closing covers them all.

High

Parsippany Hills High School, Morris Plains
Parsippany High School

Middle

Brooklawn Middle School
Central Middle School

Elementary

Lake Hiawatha Elementary School, Lake Hiawatha
Littleton Elementary School, Morris Plains
Eastlake Elementary School
Northvail Elementary School
Knollwood Elementary School, Lake Hiawatha
Mount Tabor Elementary School, Mount Tabor
Lake Parsippany Elementary School
Troy Hills Elementary School
Intervale Elementary School, Boonton
Rockaway Meadow Elementary School

Questions

Parsippany-Troy Hills Township snow day questions

How much snow does Parsippany get?

What was the biggest snow day near Parsippany-Troy Hills Township?

Does Parsippany-Troy Hills Township get more snow days than other New Jersey districts?

How does the Parsippany-Troy Hills Township snow day predictor work?

How does New Jersey handle snow days?

More winter

More for New Jersey snow days

Snow day predictorClosing and delay odds for any ZIP, with the snowiest districts in the country.Snow depth mapHow much snow is on the ground right now, measured, across the country.First snow datesWhen the first measurable snow usually lands where you live.Frozen pipesThe nights cold enough to freeze a pipe, and what to do before one.Snow plow trackerWhere the plows are during a storm, city by city.New Jersey winter forecastThe season ahead for New Jersey: snowfall, cold and the first snow.

A residential street under deep snow on a bright blue morning, cars parked along the curb buried into smooth white mounds, one set of tire tracks down the middle — The morning after a big one: cars buried to the mirrors and one set of tracks down the middle. A street like this is a closing, no debate. Photo, Fairfax, Virginia, January 2016: Jarek Tuszyński, CC BY 4.0

The odds are a forecast read, and the superintendent makes the call: the district’s own announcement is the one to follow.