Regional School Unit 09 Snow Day Predictor
The odds of a closing or a delay on the next three school mornings in Regional School Unit 09, measured against Regional School Unit 09's own big snow morning of 6.2 inches.
Will Regional School Unit 09 close tomorrow?
How Regional School Unit 09 calls a snow day
When the call comes
By 5:00 a.m.
“Because we need approximately three hours to get all our kids into school, a decision will need to be made by 5:00 a.m.”Source
How families hear
By local TV and radio.
“Local News: We'll contact the Daily Bulldog, WKTJ FM 93, and the following TV stations:”School Closure Information
A 2 hour delay
On a delay morning every school starts 2 hours late.
“Here are the possible decisions: School will go on as scheduled. 1-hour delay. 2-hour delay. No school.”
Making up a lost day
The June 9 last day is set before any snow days are added.
“6/9 - Last Student Day Erly Rls PK- 12 *Before Snow Days”Source
The 2026 to 2027 calendar
- First day August 27, 2026
- Winter break Dec 21 to Dec 31
- February break Feb 15 to Feb 20
- Last day June 9, 2027
Read from Regional School Unit 09’s own pages on October 8, 2026; the district site is mtbluersd.org.
Regional School Unit 09’s snow record
More 4 inch school mornings than 74% of the 217 Maine districts with a station record.
- Biggest day 22 in on March 24, 2024
- Snowiest winter 2016 to 2017, 127.5 in
- 6 in mornings 2.6 a winter
- 1 in mornings 13 a winter
Measured at a NOAA weather station 4.4 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 Maine counts a lost day
Maine requires a 180 day school year with at least 175 days of instruction. The Commissioner may waive the minimum days on a school board's written application, but only after the district has tried every reasonable way to make the days up.
The Maine rules in the agency’s own words, and every Maine district
Districts near Regional School Unit 09
| District | Snow a winter | 4 in mornings | Built in days |
|---|---|---|---|
| Regional School Unit 73Livermore Falls | 104.2 in | 5.6 | |
| Regional School Unit 38Readfield | 72.9 in | 3.9 | |
| Regional School Unit 18Oakland | 63.9 in | 3 | |
| School Administrative District 54Skowhegan | 76.2 in | 4.9 | 5 |
| Regional School Unit 10Rumford | 97.5 in | 4.9 | |
| Waterville Public SchoolsWaterville | 63.9 in | 3 |
8 schools
Every school in Regional School Unit 09 follows the district’s call: one closing covers them all.
High
- Mt Blue High School
Middle
- Mt Blue Middle School
Elementary
- W G Mallett School
- Cascade Brook School
- Academy Hill School, Wilton
- Cape Cod Hill Elem School, New Sharon
- Gerald D Cushing School, Wilton
Other schools
- Foster Regional Applied Tech Ctr
Regional School Unit 09 snow day questions
More for Maine snow days

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