Every closure, delay, and early dismissal recorded for Corona Norco-area districts in Corona Norco, CA, with the reported cause, same-day weather, and how each status was confirmed.
Corona Norco-area districts has 10 recorded closure days and 0 delayed starts since our tracking began (Sep 24, 2026), across 1 school year.
| Date | Status | Cause | Low temp | Confirmed via |
|---|---|---|---|---|
| Oct 16, 2026 | Closed | High Wind Warning | 91°F | Media report |
| Oct 15, 2026 | Closed | High Wind Warning | — | Media report |
| Oct 14, 2026 | Closed | High Wind Warning | 71°F | Media report |
| Oct 13, 2026 | Closed | High Wind Watch | 72°F | Media report |
| Oct 8, 2026 | Closed | Extreme Heat Warning | 87°F | Media report |
| Oct 7, 2026 | Closed | Extreme Heat Warning | — | Media report |
| Oct 5, 2026 | Closed | Extreme Heat Warning | 85°F | Media report |
| Oct 2, 2026 | Closed | Extreme Heat Warning | — | Media report |
| Sep 30, 2026 | Closed | Extreme Heat Watch | 63°F | Media report |
| Sep 24, 2026 | Closed | Low of 87°F | 87°F | Media report |
"District confirmed" means the district's own official channel reported the status directly. "Media report" reflects secondhand local news coverage. "Crowd-reported" means no official or media source had posted at the time this status was first recorded. Always confirm same-day status directly with Corona Norco-area districts.