Weather can cause shipping delays. While your area may not currently be impacted by inclement weather, other areas of the country may be. This weather can affect package shipments as they travel throughout the shipping networks.
Statement from UPS:
"Severe weather, natural disasters, and other conditions beyond our control can occasionally disrupt our services. If there is an active service disruption, it will appear below. A gold alert ribbon will also appear at the top of all ups.com pages. If there is no service alert information below, the UPS transportation network is operating normally."
Statement from FedEx:
"March 1, 2021 - Recent winter weather events created hazardous conditions across the U.S. and caused service disruptions that continue to affect FedEx operations. FedEx is committed to providing service to the best of our ability in areas affected by the storm and as local conditions allow. We will continue to monitor the situation to minimize the impact on service."