A tornado was spotted 14 miles north of Casper on Friday afternoon, prompting warnings across Natrona County and students to take shelter at Midwest School.

The tornado was spotted in the Antelope Hills area moving north at 20 mph as of around 4:30 p.m., according to a posting from the weather service.

The twister was expected to pass near the area of Teapot Rock around 5 p.m.

People in the area — including on Interstate 25 between mile markers 199 and 211 — were advised to take cover.

Students and staff at Midwest School were taking shelter due to a warning in the area, the Natrona County School District announced just after 6 p.m. They were safe and expected to remain in the shelter until the warning was lifted for the area.

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Classes haven’t started yet in Natrona County, but some people were at the school for athletics and activities.

A tornado warning was in effect for Natrona County until 5:15 p.m. A large thunderstorm moved through the area, with quarter-sized hail.

The National Weather Service also issued a tornado warning for southeastern Johnson County.

The Natrona County Emergency Management office also confirmed a tornado has been spotted, according to a post on the agency’s Facebook page. In a second post, the agency said outdoor warning sirens had been set off in Midwest, Edgerton and Gasplant.

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Joshua Wolfson joined the Star-Tribune in 2007, covering crime and health before taking over the arts section in 2013. He also served as managing editor before being named editor in June 2017. He lives in Casper with his wife and their two kids.

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