Norristown Area High School is on lockdown Tuesday afternoon, but students are safe in their classrooms, the school posted on social media

According to a story posted on Facebook by the high school at 2:12 p.m., dismissal is delayed Tuesday afternoon because of the lockdown. “Please DO NOT come to the Main Campus of NAHS at this time,” the post says. 

School officials will share another update as soon as possible, the post says. 

The school in Montgomery County, Pennsylvania, has not shared the reason for the lockdown or what time students will be dismissed. The school said emergency personnel were on campus.

Chopper 3 was over the scene Tuesday afternoon, when some police vehicles were in the parking lot.

Law enforcement vehicles in the parking lot at Norristown Area High School

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