MoCoSnow
MoCoSnow is an American forecasting service that specializes in predicting closings and delays for Montgomery County, Maryland Public Schools. The service is notable for its use of a pencil prediction rating system to simplify the presentation of predictions.History
MoCoSnow was founded by Montgomery County Public Schools physical education instructor Alexandros Tsironis in 2010. Tsironis was himself a student at Montgomery County, having graduated from Watkins Mill High School and obtained a degree from the University of Maryland. The service now exists on multiple media platforms, including a Twitter account, a mobile app, and the MoCoShow website.Pencil prediction system
The pencil prediction rating system works as follows:
- 5 pencils signify a near 100% chance of school closure
- 4 pencils signify a 75% chance of school closure and a near 100% chance of delay
- 3 pencils signify a 50% chance of school closure and a “very good chance” of delay
- 2 pencils signify a 50% chance of delay
- 1 pencil signifies a "really good" chance of on time school openings
