Pictures Amazing Cloud Formations July 6, 2012 / 1:25 PM CDT / CBS News (credit: Dave Strohmeyer/Rice Lake, Wis.) Curious-Looking Clouds (credit: Robert Evertsen/Shell Lake, Wis.) Curious-Looking Clouds (credit: AJ Colby/Spooner, Wis.) Curious-Looking Clouds (credit: Myron Marshall/Spooner, Wis.) Curious-Looking Clouds (credit: Myron Marshall/Spooner, Wis.) Curious-Looking Clouds (credit: Jameson Stone/Shell Lake, Wis.) Curious-Looking Clouds (credit: Jennie Carlstrom/Siren, Wis.) Curious-Looking Clouds (credit: Joan Farris/Rush City, Minn.) Strange Clouds Over Chanhassen, Minn. (credit: Marni Mazutis) Amazing Cloud Formations (credit: Beth Fischer/St. Croix Valley) Amazing Cloud Formations (credit: Cathy Hubers/Northfield, Minn.) Amazing Cloud Formations (credit: Cathy Hubers/Northfield, Minn.) Amazing Cloud Formations (credit: Cathy Hubers/Northfield, Minn.) Amazing Cloud Formations Amazing Cloud Formations (credit: Heidi Green/Blaine, Minn.) Amazing Cloud Formations (credit: Cale Jallen/Elko-New Market, Minn.) Amazing Cloud Formations (credit: Jason Kingstrom/Lonsdale, Minn.) Amazing Cloud Formations (credit: Ken Gaustad) Amazing Cloud Formations (credit: Ken Gaustad) Amazing Cloud Formations (credit: Lisa Pap/Lakeville, Minn.) Amazing Cloud Formations (credit: Lori Rahman/Northfield, Minn.) Amazing Cloud Formations (credit: Robyn Griffin/Lakeville, Minn.) Amazing Cloud Formations (credit: Terri Tilotta/Lakeville, Minn.) Amazing Cloud Formations (credit: Tom Wieland/Stillwater, Minn.)