Mississauga Snow Day Predictor
Check tomorrow's estimated chance of a snow day in Mississauga, ON, including the weather signal behind bus cancellations, school closures and delays, then confirm with the official Student Transportation of Peel Region (STOPR) notice.
Will school close tomorrow?
Enter a city, ZIP code, or postal code. We use live weather data to estimate closure, delay, and normal-schedule chances.
Why this estimate?
Tomorrow morning
5-day snow day outlook
Same model, one forecast request. Later days are planning signals and become less certain farther from today.
Mississauga snow day forecast for Thursday, November 5
The forecast for Mississauga shows little winter-weather disruption signal for Thursday, November 5.
- Snow forecast for the day: 0.0 cm, including 0.0 cm in the 4–9 AM travel window.
- Morning low 14°C, feeling like 12°C, with gusts up to 47 km/h.
- Wind gusts: 47 km/h
5-day Mississauga outlook
| Day | Snow | Low / high | Closure | Delay |
|---|---|---|---|---|
| Thu Nov 5 | 0.0 cm | 10° / 17°C | 0% | 0% |
| Fri Nov 6 | 0.0 cm | 9° / 12°C | 0% | 0% |
| Sat Nov 7 | 0.0 cm | 7° / 10°C | 0% | 0% |
| Sun Nov 8 | 0.0 cm | 5° / 13°C | 0% | 0% |
| Mon Nov 9 | 0.0 cm | 6° / 14°C | 0% | 0% |
Snapshot saved 2:47 PM EST from the same weather model as the live calculator above, which always shows the newest run. Later days are less certain. This is not an official school or transportation announcement.
Mississauga bus cancellations and school closures
Mississauga school buses are run by Student Transportation of Peel Region (STOPR) for both the Peel public and Dufferin-Peel Catholic boards.
Who makes the call in Mississauga
- School board: Peel District School Board (PDSB)
- School board: Dufferin-Peel Catholic District School Board (DPCDSB)
- School buses: Student Transportation of Peel Region (STOPR)
How Mississauga weather decisions work
- STOPR serves schools in Mississauga, Brampton and Caledon, divided into transportation Zones 1, 2 and 3.
- DPCDSB says bus-cancellation notices are usually posted by 6:00 AM or shortly after, and that schools remain open to staff and students when buses are cancelled in a zone.
Local guidance reviewed November 2, 2026. Official school-board and transportation notices always take priority over this estimate.
Mississauga snow day questions
Are Peel schools closed when STOPR cancels buses?
No, not by itself. DPCDSB says schools stay open when buses are cancelled in a zone. PDSB families should confirm through PDSB notices; a full school closure is announced separately.
Chance of a snow day in Mississauga
The estimate above is driven by the forecast for Mississauga, not by generic city text. Snow during the early-morning travel window counts more than snow that ends earlier, and the model also checks freezing precipitation, refreeze risk, severe cold, wind gusts and visibility.
Bus cancellation or school closure? In many Canadian boards the first thing bad weather changes is transportation: buses are cancelled for the day while schools stay open for students who can get there safely. The "weather disruption signal" combines the closure and delay chances as a rough guide to how likely the morning is to be disrupted. It is not a separate, calibrated bus-cancellation model.
How this Mississauga estimate works
The baseline model uses live Open-Meteo forecast data. It does not claim to know a board's historical closure behaviour, and ChanceOfSnowDay does not publish an accuracy percentage until verified outcomes have been collected and reviewed.