Grantsburg, Wisconsin, 1,719 students in 5 schools

Grantsburg School District Snow Day Predictor

Q: How much snow does Grantsburg get?

About 49.6 inches a winter at a NOAA weather station under a mile away, averaged over 9 winters. Between December 1 and March 31 that brings 6 weekday mornings a year with 2 inches of new snow or more, and 2.2 with 4 inches or more.

Q: What was the biggest snow day near Grantsburg?

9 inches on March 11, 2023, the largest single day at a NOAA weather station under a mile away in 9 winters. The snowiest winter was 2022 to 2023, with 83.3 inches.

Q: Does Grantsburg get more snow days than other Wisconsin districts?

Grantsburg averages 2.2 weekday mornings a winter with 4 inches of new snow or more, more than 64 percent of the 412 Wisconsin districts with a station record.

Q: How does the Grantsburg snow day predictor work?

It reads the National Weather Service forecast for Grantsburg 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 Grantsburg’s own big snow morning: 4.5 inches, the top tenth of snowy weekday mornings at a NOAA weather station under a mile away.

The odds of a closing or a delay on the next three school mornings in Grantsburg, measured against Grantsburg's own big snow morning of 4.5 inches.

The next three school mornings

Will Grantsburg close tomorrow?

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

Ten winters of school mornings

Grantsburg’s snow record

49.6inches of snow a winter

6school mornings a winter with 2 in of new snow or more

2.2with 4 in or more

4.5 ina big snow morning in Grantsburg: the top tenth of snowy school mornings

24.2school mornings a winter at 0 F or colder

More 4 inch school mornings than 64% of the 412 Wisconsin districts with a station record.

5.9Nov

11.4Dec

5.4Jan

11Feb

11.5Mar

Average snowfall by month, inches

Biggest day 9 in on March 11, 2023
Snowiest winter 2022 to 2023, 83.3 in
6 in mornings 0.6 a winter
1 in mornings 10.7 a winter

Measured at a NOAA weather station under a mile 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 Wisconsin rule

How Wisconsin counts a lost day

Wisconsin requires hours, not days: 437 for kindergarten, 1,050 for grades 1 to 6 and 1,137 for grades 7 to 12.

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

Next door

Districts near Grantsburg

District	Snow a winter	4 in mornings
St. Croix Falls School DistrictSaint Croix Falls	38.9 in	2.3
Osceola School DistrictOsceola	38.9 in	2.3
Amery School DistrictAmery	56.7 in	2.6
Somerset School DistrictSomerset	36.7 in	1.1
New Richmond School DistrictNew Richmond	50.3 in	2.7
Barron Area School DistrictBarron	41.7 in	2.2

The schools

5 schools

Every school in Grantsburg follows the district’s call: one closing covers them all.

High

Grantsburg High

Middle

Grantsburg Middle

Elementary

Grantsburg Elementary

Other schools

iForward
Nelson Elementary

Questions

Grantsburg snow day questions

How much snow does Grantsburg get?

What was the biggest snow day near Grantsburg?

Does Grantsburg get more snow days than other Wisconsin districts?

How does the Grantsburg snow day predictor work?

How does Wisconsin handle snow days?

More winter

More for Wisconsin 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.Wisconsin winter forecastThe season ahead for Wisconsin: 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.