5 Things You Need to Know Today, Monday, May 20

1. 3-day Weather Forecast:

• According to the NWS, there is a 40 percent chance of rain Monday after 1 p.m. with a high near 77. Expect a west wind 5 to 11 mph. 
• There is a 40 percent chance of showers and thunderstorms Monday night with a low of 57. Expect a west wind 5 to 7 mph becoming light and variable in the evening.
• Tuesday will be mostly cloudy, with a high near 76. Northeast wind 5 to 7 mph.
• There is a 20 percent chance of showers Tuesday night after 3 a.m. which will be mostly cloudy, with a low of around 54.
• There is a 30 percent chance of showers Wednesday after 2 p.m. with a high of 70 expected. 
• There is a 30 percent chance of rain Wednesday night with a low of 55 expected. 

2. Reader Comment of the Day: "Dogs from pet stores are mostly bread in midwest. Even though they come with papers, private breeders are not always welcoming to store bought dogs. They call them fence hopping breeds. I only say that I don't understand y they mix breeds. That is no different. Unfortunately animals that come from stores aren't always treated right either," Reader Linda Fowler commenting on the article, This Week's Pets Available For Adoption Through Lowell Humane Society.

3. It's Happening Today: The First Annual PMC Golf Tournament will be held at 8 a.m. at the Tewksbury Country Club. This event donates 100% to Dana-Farber and The Jimmy Fund thru the Pan Mass Challenge.

4. The Latest From Jon Ryan's: The patio at Jon Ryan's Pub is now open for the season. Stop by to enjoy a meal and the built-in flower boxes that will display fresh herbs and beautiful flowers. 

5. Calling All Marathon Runners and Volunteers: If you're a Tewksbury resident who ran or volunteered at the 2013 Boston Marathon, you are being invited to march in the Tewksbury Memorial Day Parade.