(IDAHO FALLS, ID) – Dozens of drivers were involved in weather-related accidents around the region Saturday. A three-car pileup involving a semi-trailer along I-15 south of Idaho Falls sent one person to the hospital. Police responded to several slide-offs on I-15 near Inkom as well, two of which resulted in drivers being taken by ambulance to Portneuf Medical Center. At least one fatality was reported in the Gem State Saturday as well when the driver of an SUV was struck by a semi-truck near Caldwell. Authorities are urging drivers to slow down, especially on freeways and highways.