Minnesota is bracing for severe weather as thunderstorm warnings have been issued for the Twin Cities and surrounding areas. A derecho, characterized by damaging winds, large hail, and possible tornadoes, is brewing across the northern Plains, with forecasts suggesting intense storms later tonight. Residents are urged to stay informed as a Severe Thunderstorm Watch remains in effect. The storms have already resulted in heavy rainfall, causing flash floods in several areas including downtown Ely and Mankato, where rainfall amounts have exceeded four inches. Road conditions are precarious, with washed-out roads reported and power outages affecting multiple communities. Flash flood warnings and flooding risks are expected to persist throughout the night, prompting officials to advise caution and preparedness in affected areas.