Update: 12/8 5:11 p.m.
The University announced in a broadcast email LSU will close at 8 p.m. Friday night and reopen Saturday at 10 a.m.
The email said The Testing Center will not issue tests after 6 p.m. Friday night. Exams scheduled for 8 p.m. Friday night will be held at 8 p.m. Saturday night, and finals scheduled for 7:30 a.m. Saturday morning will be held at 10 a.m.
Tiger Trails Buses will run through 8 p.m. Friday night and will resume Saturday from 9 a.m. to 6 p.m. 
Additionally, residence halls will remain open through 12 p.m. Sunday, and the Holiday Shuttle will continue as scheduled Saturday.
Updated: 7:56 p.m. 
LSU will be closed until 10 a.m. on Friday, the University tweeted out Thursday evening. All finals, classes and events after 10 a.m. will be held at their regular time.
Exams scheduled before 10 a.m. will take place at 8 p.m. in the same room as originally assigned. Students with conflicts should contact their professor.