Grand Forks Memorial Day: 9am to 5 pm Independence Day: July 4th, 10am-4pm Labor Day: 10am to 5pm Grafton, Minot and Williston Memorial Day: 10am to 4pm Independence Day: July 4th: Closed Labor Day: 10am to 4pm Jamestown Memorial Day: 9 am to 3 pm. Independence Day: Closed. Devils Lake Memorial Day: 8 am to 2 pm. Independence Day: Closed. Labor Day: 8am to 2 pm. We are fairly unusual in our approach to setting store hours. We believe that the store managers need to be involved in what's important for their store. Our stores are in different markets, are strong in different areas and have their own personalities. We need to tailor our offerings to what's important to the consumers in the town that we're in while balancing the family needs of our team members.