Minneapolis winters are defined by two forces: heavy snowfall and extreme cold. Unlike cities where snow alone drives school closures, Minneapolis and the Twin Cities metro close schools for both — and sometimes for dangerous wind chills without any snow at all. Our Snow Day Calculator pulls real-time weather data for Minneapolis MN and Hennepin County, weighing snowfall totals, wind chill, ice conditions, storm timing, and road safety to generate a school closure probability for your ZIP code.
Minneapolis Public Schools serves over 29,000 students across the city. Dozens of suburban Twin Cities districts in Hennepin, Ramsey, Dakota, Anoka, and Washington counties each make fully independent snow day decisions. Enter your ZIP code for a localized estimate — but the official call always comes from your district.
What makes Minneapolis snow days unique is that temperature and wind chill often matter more than snowfall. Minnesota sits in the upper Midwest where Arctic air masses pour down from Canada with nothing to slow them. Wind chills of -20°F to -40°F are common in January and February. Students waiting at outdoor bus stops in those conditions face genuine hypothermia risk within minutes. Minneapolis Public Schools and Twin Cities suburban districts factor wind chill directly into their closure decisions — and our Snow Day Calculator does too.
Unobstructed plains to the north funnel Canadian Arctic air directly into the Twin Cities. Temperature drops of 30°F in 12 hours are not unusual, and multi-day cold snaps with wind chills below -30°F happen multiple times each winter.
The National Weather Service issues wind chill warnings when conditions feel like -35°F or colder. At those temperatures, exposed skin can develop frostbite in under 10 minutes. Districts weigh this heavily when students must wait outdoors for buses.
When moderate snowfall combines with extreme cold, the closure probability spikes. Cold temperatures mean snow doesn’t compact well, roads stay slippery longer, and vehicles — including school buses — struggle to start and operate reliably.
Storm timing is critical in Minneapolis. An overnight storm that drops 6 inches before 6 AM forces an early decision. A storm that develops mid-morning may result in an early dismissal instead. The calculator factors storm timing into its probability score.
Minneapolis averages about 54 inches of snow per season, distributed across a long winter that can run from October through April. The Twin Cities sees frequent smaller storms of 2 to 4 inches throughout the season, punctuated by major events of 8 to 14 inches or more. The combination of snowfall and refreezing creates persistent icy road conditions that extend well beyond individual storm events, keeping closure probability elevated for days after a storm.
While Minneapolis doesn’t sit directly on a Great Lake, it is influenced by moisture tracking north from the Gulf of Mexico meeting Arctic air, and by storms that pick up additional moisture crossing the Great Lakes to the east. Alberta Clippers — fast-moving storm systems originating over Alberta, Canada — are a signature Minneapolis winter event, sweeping through quickly with 2 to 5 inches of snow and sharp temperature drops. These fast-changing conditions can catch forecast models off guard, which is why our calculator updates with the latest available forecast data.
Minneapolis Public Schools monitors weather forecasts, road conditions, and NWS wind chill advisories through the night before a potential closure. The transportation department assesses whether buses can safely navigate city streets and whether stops are safe for students. Key factors: total snowfall forecast, wind chill values, MnDOT road condition reports, and storm timing relative to school start times. Most decisions are made by 5:00–6:00 AM.
MPS serves 29,000+ students across Minneapolis. The district communicates closures via its website, KARE 11, WCCO, KSTP, and automated parent notification. Cold weather closures are as common as snow closures.
St. Paul operates independently across the river and often makes different closure decisions than Minneapolis depending on local road conditions. The two cities are close enough to share similar weather but their street networks can clear at different rates.
South metro Hennepin County suburbs make independent decisions. These communities tend to track Minneapolis weather closely and often align on closure decisions during major events.
Northwest metro suburbs cover large geographic areas with extensive suburban road networks. Their closure decisions factor heavily in bus route safety across their wide service areas.
| Weather Factor | Low Impact | Moderate Impact | High Impact |
|---|---|---|---|
| Snow Accumulation | Under 3" | 3–6" | 6"+ (closure likely) |
| Wind Chill | Above -10°F | -10°F to -25°F | Below -25°F (closure risk) |
| Temperature | Above 15°F | 0°F to 15°F | Below 0°F with wind |
| Ice / Freezing Rain | Trace amounts | Light glaze | Significant ice accumulation |
| Storm Timing | Afternoon / evening | Overnight into morning | Ongoing at school start time |
A weather forecast tells you how much snow is coming. The Snow Day Calculator tells you what that snow — combined with temperature, wind chill, ice, and storm timing — means for school closure probability. In Minneapolis, a 3-inch forecast with -30°F wind chills has a much higher closure probability than a 6-inch forecast on a calm 20°F day. The calculator accounts for all of these factors together.
In Minneapolis, wind chill is as important as snowfall for closure probability. Our calculator weights it heavily. Even a clear cold morning can close schools.
An overnight storm closing before dawn raises closure probability more than the same storm arriving at noon. The calculator factors timing into the score.
Snowfall and road conditions can vary across the Twin Cities metro. Enter your specific ZIP code for the most accurate local prediction for your school district.
Our calculator covers Minneapolis and the Twin Cities metro area, including: Saint Paul, Bloomington, Edina, Richfield, Maple Grove, Plymouth, Minnetonka, Brooklyn Park, Eagan, and Burnsville. Enter any Twin Cities ZIP code for a localized snow day prediction.