The death toll includes two children, according to NBC news.
Twelve people were on the aircraft and among the dead are the pilot and two children, according to Brule County State Attorney Theresa Maule.
A plane crash in the U.S. state of South Dakota killed nine people, including two children, and injured three others on Saturday while a winter storm warning was in place, officials said. The three injured were taken to a hospital in Sioux Falls but their conditions was not released. They were on a weekend hunting trip and returning home to Idaho Falls when the Pilatus PC-12, which was carrying them went down near the Chamberlain Municipal Airport.
The area is under a severe winter storm warning with heavy blowing snow or freezing rain.
"The men and women of law enforcement, first responders and medical professionals should be commended in their heroic actions to rescue the victims in extreme weather conditions", Maule Rossow said in a statement.
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However, that alarming sequence of results came to an end last weekend following a fine 2-0 triumph over Everton at Goodison park. Pierre-Emerick Aubameyang saw his spot kick saved by Tim Krul , but encroachment saw it retaken and scored by the captain.
The aircraft took off on Saturday shortly before noon local time from Chamberlain towards Idaho Falls, about 1,000 kilometres to the west.
"FAA investigators are on their way to the accident site, and the National Transportation Safety Board has been notified", FAA spokeswoman Elizabeth Isham Cory said. He says inclement weather is making travel to the site hard.
The NTSB also confirmed via Twitter it was aware of the crash. Local authorities were guarding the site on Sunday, he said.
Investigators from the NTSB have been dispatched to the scene in rural Brule County, agency spokesman Knudson said.
Skidmore added, "The city of Idaho Falls is a better place because of them..."