5 Things You Need to Know Today: Sept. 21

"Five Things you Need to Know Today" is a Patch column that provides readers with essential, daily information at a glance.

1. Today will be mostly sunny with a high temperature near 75 degrees, according to the National Weather Service.
2. The Dedham School Committee will meet tonight at 7 p.m. at . The agenda includes reviewing MCAS results and a vote on the superintendent's contract.
3. Two hot-button issues will be debated tonight at the Zoning Board of Appeals meeting. T-Mobile will appear before the board on their , and developers of a Whiting Avenue property also will discuss their plans for a mix-use building. Neighbors of both proposals .
4. Heading into Boston this morning for work? Check out live traffic updates before you go.
5. Having a yard sale this weekend? Shoot us an email, and we'll let everyone know about it. Just send an email to timothyr@patch.com.