 as yet another cold front slides eastward from a storm hugging the Canadian border with North Dakota and Minnesota through the day. Thunderstorms through Friday night will be capable of producing the main risk of strong damaging winds, a few tornadoes, and some areas of flooding as downpours return to parts of Minnesota that have already been hard hit this month. But the severe risk also includes the Omaha and Denver metropolitan areas. In the southeast, look for another day of your typical widely separated afternoon thunderstorms for the most part.