Berklee College of Music, producers of the Berklee BeanTown Jazz Festival, just posted this on their website:

Due to weather conditions, we regret to announce that all Saturday festival activities are CANCELLED. The Friday night concert at the Berklee Performance Center will still be held as planned.

The Friday night Drum Summitt with Terri Lyne Carrington and Cindy Blackman begins at 8:15 PM in the Berklee Performance Center, 136 Massachusetts Avenue, Boston.