Uploaded April 2011 | Updated September 2026, 3 weeks ago

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After an amazing lightning show overnight across the Twin Cities and western Wisconsin, citizens here are gearing up for a potentially dangerous evening of storms Sunday night.

Tornadic supercells are forecast to erupt over southeast Minn. eastern Ia., spreading into Wisc. and northwest Ill. Some tornadoes that do develop could be of EF3 intensity or greater.