Forecasters have issued warnings for dense fog along and west of the Mississippi River early Monday, with a 30-50% chance of significant visibility reduction, creating hazardous driving conditions. Drivers are advised to exercise caution, slow down, and use headlights. The National Weather Service also issued a dense fog alert for the Willamette Valley in Oregon on Friday morning, affecting Benton, Linn, and Lane County lowlands. Visibility could drop to half a mile or less, prompting safety tips such as reducing speed, using low beams, and maintaining safe following distances. Additionally, Wilson County experienced foggy conditions with temperatures around 44°F, moderate rain earlier in the day, and a forecast of cooler temperatures tonight. Other weather-related updates include a moderate rain day with temperatures ranging from 28°F to 51°F over the week. Multiple local events, arrests, and community news are also reported, along with safety advisories for fog and weather conditions in various regions.