Caddo and Bossier schools will remain closed on Thursday. What Other Schools Will Be Closed on ThursdayDeSoto Parish schools will remain closed on Thursday. Superintendent Johnny Rowland says “out of an abundance of caution, the Webster Parish School System will remain closed. The Shreveport City Courthouse and the offices of the City Marshal’s Office will be back open on Wednesday. School Speed Zone Ticket Data for Shreveport What months saw the most tickets being issued for school zone speeding?