SAN DIEGO (FOX 5/KUSI) -- Some schools in rural East County will not open Friday due to inclement weather. The San Diego County of Education on Thursday announced Friday's school closures for the following districts: Julian Union School District Julian High School District Mountain Empi re Unified School District  "The safety of students and school staff is of the utmost importance to San Diego County school districts," SDCOE said in a news release.  On Thursday, schools in the Spencer Valley School District closed at noon because of inclement weather and hazardous road conditions. For school closures information, follow @SanDiegoCOE on X, formerly known as Twitter, for real-time updates.  ...read more read less