1. Weather: The National Weather Service is predicting a partly sunny day with a high of 80. There is a slight chance of thunderstorms before 3 p.m. The evening will be partly cloudy with a low of 68.
2. Cask ‘n Flagon Says Goodbye (and Good Riddance) to Beckett, Crawford, and Gonzalez with Jersey Trade-In: Toss out your Beckett, Crawford or Gonzalez jerseys at at their on-site jersey drop off to in exchange for 50 percent off one item of Cask merchandise. The jerseys that are dropped off will then be donated to various non-profits in the Greater Los Angeles area. This free event starts at 4 p.m.
3. Art in Charlestown and beyond this weekend. Are you ready for Art in the Park or the Boston Arts Festival? .
4. Live Mocha: The BPL is offering a course on Live Mocha, the world’s largest online language learning community from 2:30 to 3:30 p.m.
5. ICA First Fridays: Back to School: SOWA and the ICA team up for First Fridays with a gallery connection between the ICA and the galleries at 450 Harrison Street. This event begins at 5 p.n. and costs $15 for non-ICA members.