May 10, 5:59 a.m. Conroe ISD has announced its closure Friday, May 10, as well, due to local flooding. Individual campuses plan to communicate about evening extracurriculars and activities. May 9, 9:59 p.m. Montgomery and Willis ISDs announced Thursday night the districts plan to close all schools Friday, May 10, for inclement weather. This comes after officials said to expect 6-8 inches of rain in the next three days, while flash flood warnings are in place across the county. In a tweet, Montgomery ISD said all of its campuses, departments and extracurricular activities are canceled Friday. View Willis ISD's inclement weather procedures here.