Adams 12 Five Star Schools Snow Day Predictor

Adams 12 Five Star announces closings Every effort is made to announce by 5:30 a.m, by its own published protocol.

By the district website, local TV, radio, email, text message, the district app and social media, and on the district’s own closings page.

1 hour: on a delay morning every school starts that much later.

May 20, 2027, on the district’s 2026 to 2027 calendar.

About 51.1 inches a winter at a NOAA weather station under a mile away, averaged over 10 winters. Between December 1 and March 31 that brings 3.7 weekday mornings a year with 2 inches of new snow or more, and 1.6 with 4 inches or more.

It reads the National Weather Service forecast for Thornton 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 Adams 12 Five Star’s own big snow morning: 4.7 inches, the top tenth of snowy weekday mornings at a NOAA weather station under a mile away.

Colorado requires at least 160 days, with 1,080 scheduled hours in secondary school and 990 in elementary. The scheduled hours can drop to 1,056 (secondary), 968 (elementary), 870 (full-day kindergarten) or 435 (half-day kindergarten) to cover conferences, staff training and closings the board judges necessary for student health, safety or welfare.