All Conroe, Montgomery and Willis ISDs campuses, departments and after-school programs are cancelled for Tuesday, Jan. 16, according to district websites Monday evening. Follow the districts' respective Facebook and Twitter pages to receive up-to-date information from the districts. The National Weather Service issued a Winter Weather Advisory for southeast Texas, which includes Montgomery County, in effect from 3 a.m. Tuesday to 6 a.m. Wednesday, according to ABC13. CISD's board of trustee meeting is also cancelled, according to CISD's website.