Ella T. Grasso Technical High School Snow Day Calculator
Will Ella T. Grasso Technical High School close tomorrow? Check the odds.
Powered by NOAA / National Weather ServicePowered by NOAA / National Weather ServiceWill Ella T. Grasso Technical High School close tomorrow? Check the odds.
Powered by NOAA / National Weather ServiceElla T. Grasso Technical High School is a high school in Groton, Connecticut, part of Connecticut Technical Education and Career System Schools. The forecast above uses the school's own coordinates, so it reflects conditions at this campus rather than an average across the wider area.
Closure decisions for Ella T. Grasso Technical High School are almost always made at the district level. If Connecticut Technical Education and Career System Schools closes, this school closes with it — so the district-wide forecast is usually the number that matters (see the Connecticut Technical Education and Career System Schools forecast).
Rural districts run the longest bus routes over the least-treated roads, so they typically close at lower snowfall totals than nearby urban districts — often on forecasts that would leave a city district open.
High schools start earliest, so they feel a storm before the rest of the district does — the first buses often roll while roads are still being treated. That earlier start time is one reason a district watching a morning storm may call the day off entirely rather than run a delay.
Connecticut averages about 40 inches of snow per year. Connecticut districts coordinate closures regionally and tend to close proactively for nor'easters.
We score the live forecast at this location against the factors that drive closure calls: snowfall total and intensity, when the heaviest accumulation lands relative to the morning commute, ice and freezing rain, wind chill, and how confident the forecast models are. You get a probability for a full closure, a two-hour delay, and an early dismissal.
This is an independent forecast, not an official announcement. Confirm any closure with Connecticut Technical Education and Career System Schools before acting on it.