Five Things You Need to Know Today: Aug. 16

1. Time's Running Out to Register to Vote in Sept. 6 State Primaries: This Friday, Aug. 17, is the deadline to register to vote in the Sept. 6 state primary. Here in Lexington, voter registration forms are available at the , and online.

2. Today in Public Meetings: According to the town website, the only public meeting posted for today is the Economic Development Advisory Committee at 8:30 a.m. at . Its agenda includes a Hartwell Avenue Association update and developing a vision for Hartwell Ave.

3. Aly Raisman's In Town! Friends and fans of US gold-medalling gymnast Aly Raisman may want to show up in Burlington this morning. There is a welcome home rally for the Needham resident at  Brestyan’s American Gymnastics Club, 13 Ray Avenue. Aly is scheduled to show up 11-11:30 a.m. If you can't be there in-person, check Burlington Patch for live-blogging coverage, video and photos.

4. : Is at 12 p.m. this afternoon at on Mass Ave in Lexington Center.

5. Warm and Storms? Clouds early clear to a sunny day with a high of 84 and chance of showers and thunderstorms, according to the National Weather Service, which predicts a mostly clear evening with a low of 64.