Today is Tuesday, April 5. Here are five things you need to know:

The weather will be a bit of a rollercoaster today. According to Weather Underground, it’ll be warm, then warmer, then cold. We’ll shift from thunderstorms to rain to clear weather. And we’ll go from moderate winds, to high winds, back to moderate back to high and continue to fluctuate throughout the day. On the upside, it won’t snow. So, we have that going for us.

It’s Election Day. The polls at Reading Memorial High School at 7 a.m. and remain open for the following 13 hours. Check out a summary of the ballot and read up on how the board of selectmen and school committee candidates responded to our questions in our election primer. Check in with Reading Patch throughout the day as we bring you dispatches from the polls.

Learn some computer-fu. Reading’s Senior Center will host a computer class today for anyone who wants to better understand how to use the internet. Bring your laptop. The senior center offers wireless internet connections.

Chill with Cocoa. If you have a two-year-old, the Reading Public Library has a storytime for you today. Join the library for stories, songs, and visits with Cocoa Moose.

The first of many. On this day in 1792, George Washington exercised the first presidential veto in the nation’s history. The measure that he vetoed would have created more seats for northern states in the House of Representatives, and Washington, a Virginian, feared that rejecting the measure would make him appear biased toward the South. Eventually, though, Thomas Jefferson convinced Washington to reject the measure on purely constitutional grounds.

For more, see our full events calendar.