All schools and most state offices will be closed due to the threat of severe weather Thursday.

The Division of Administration announced Wednesday evening that all state offices would close Thursday. Agency heads are responsible for determining which personnel are necessary.

A statement from the mayor's office says all City-Parish offices will be closed Thursday as well.

The Clerk of Court's Office, 19th Judicial District Court, EBR Parish Family Court, and EBR Parish Juvenile Court, and the Baton Rouge City Court will be closed. Ascension Parish Sheriff's Office buildings (east and west) will close at 10 a.m.

The 23rd Judicial District of Ascension, Assumption, and St. James, along with the Ascension Parish Court will close at 11:30 a.m. The court will also be closed for Good Friday. 

The 21st Judicial District Court, 21st Judges, 21st District Attorney's Office, Tangipahoa Parish Clerk of Court, Livingston Parish Clerk of Court, and St. Helena Parish Clerk of Court will close at noon. 

Also closing Thursday, April 18th:

-BREC facilities

-EBR Parish libraries

-EBR Sheriff's Office

-Livingston Parish Council on Aging

-St. Helena Parish Sheriff's Office

Even though LSU is on Spring Break this week, all events and activities at the campus Thursday are canceled. The university says essential personnel should check with their supervisors to see if they're needed.

Baton Rouge Catholic schools follow the openings and closings of public schools in the district schools are located. The full list can be found below.

Amite Christian Academy

Advantage Charter Academt

Baker School District

Camelot College (Baton Rouge)

Central Private School

Christ Covenant Preschool

Democracy Prep

Denham Springs Beauty College

Denham Springs Christian Academy

Dunham School

East Baton Rouge Parish

Episcopal School of Baton Rouge

Franciscan Missionaries of Our Lady University

Iberville Parish School District

IDEA Public School

ITI Technical College

Jehovah-Jireh Christian Academy and Learning Center

Kenilworth Science and Technology School

Livingston Parish Public Schools

Louisiana Culinary Institue

Madison Preparatory Academy 

Martin Luther King Christian Academy

Runnels School and Runnels School Preschool 

Silliman Institute

Southeastern Louisiana University

Southern University Lab

St. James Episcopal Day School

St. Joseph's Academy

St. Helena Parish School District

Tangipahoa Parish Schools

Trinity Christian Academy

West Feliciana Parish School System

Wilkinson County Schools

Zachary Community School District

This story will be updated as more schools announce changes.

Get the latest weather updates here: http://www.wbrz.com/news/here-we-go-again-severe-weather-threat-on-thursday