Five Things You Need to Know Today, Feb. 22

1. Weather: Expect some clouds during the day and rain at night. High temperatures could reach 56 with an overnight low of 39.

2. Holiday Trash and Recycling Collection: Due to Presidents Day, Monday's collection willbe picked up on today and there will be a one-day delay for the remainder of the week. For missed pick-ups, please call Waste Management directly at 1-800-545-4560.

3. Arlington Alerts: Town officials are encouraging residents to register for Arlington Alerts, a new emergency communication system that will replace the current reverse 911 program. Here's some more information.

4. Claim your Patch listing: Are you a business owner in Arlington looking for more ways to connect with local customers? Take a minute to watch this video and find out how to do just that. It's free and it takes only five steps.

5. This day in history: In one of the most dramatic upsets in Olympic history, the underdog U.S. hockey team, made up of college players, defeats the four-time defending gold-medal winning Soviet team at the XIII Olympic Winter Games in Lake Placid, New York.