Colorado is experiencing a dramatic shift in weather conditions, with authorities issuing freeze warnings across the Denver metro area and plains as temperatures are set to plunge significantly. Overnight, a hard freeze is expected, affecting travel plans and prompting residents to prepare for snow and icy conditions. The weather turned sharply from warm temperatures in the 70s to subfreezing conditions, bringing snowfall across various regions including the mountains and plains. Reports indicate that areas may see significant snow accumulation, with forecasts predicting up to 12 inches in higher elevations. As a result, residents are advised to stay updated on potential travel disruptions and prepare for cold and snowy conditions throughout the weekend.