St. Louis County School District Snow Day Predictor
The odds of a closing or a delay on the next three school mornings in St. Louis, measured against St. Louis's own big snow morning of 5 inches.
Will St. Louis close tomorrow?
St. Louis’s snow record
More 4 inch school mornings than 90% of the 322 Minnesota districts with a station record.
- Biggest day 14 in on December 15, 2022
- Snowiest winter 2021 to 2022, 83 in
- 6 in mornings 1.1 a winter
- 1 in mornings 13.7 a winter
Measured at a NOAA weather station 5.6 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.
How Minnesota counts a lost day
Minnesota requires at least 165 days for grades 1 to 11, plus 935 hours for grades 1 to 6 and 1,020 hours for grades 7 to 12.
The Minnesota rules in the agency’s own words, and every Minnesota district
Districts near St. Louis
| District | Snow a winter | 4 in mornings |
|---|---|---|
| Rock Ridge Public SchoolsVirginia | 56.1 in | 2.8 |
| Hibbing Public School DistrictHibbing | 77.3 in | 2.7 |
| Greenway Public School DistrictColeraine | 56 in | 1.5 |
| Grand Rapids Public School DistrictGrand Rapids | 56 in | 1.5 |
| Hermantown Public School DistrictHermantown | 86 in | 2.9 |
| Lake Superior Public School DistrictTwo Harbors | 56.3 in | 2.3 |
9 schools
Every school in St. Louis follows the district’s call: one closing covers them all.
High
- Cherry Secondary, Iron
- South Ridge Secondary, Culver
- North Woods Secondary, Cook
- Northeast Range Secondary, Babbitt
Elementary
- South Ridge Elementary, Culver
- Cherry Elementary, Iron
- North Woods Elementary, Cook
- Babbitt Elementary, Babbitt
- Tower-Soudan Elementary, Tower
St. Louis snow day questions
More for Minnesota snow days

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