Flags will fly at half-staff during the day but only until noon, making Memorial Day unique when it comes to flying your flag. Here's what you should know. When is Memorial Day?

According to the U.S. Department of Veteran Affairs, the U.S. flag should be flown at half-staff from sunrise until noon on Memorial Day to signify a period of mourning. After noon, the flag should be raised to full-staff until sunset.