---
id: 63cabae511
section: other
first_reported: 2026-11-07 16:40 EST
updated: 2026-11-07 16:40 EST
status: reported
outlets: 1
---

# Detroit testing outdoor warning siren system

If you hear a siren across the river, don’t be alarmed. The City of Detroit is doing its monthly outdoor warning siren system test at 1 p.m.

Section: [Around Town](/montreal/section/life.md) · Entities: none

## Coverage

- [CTV News Montreal](https://www.ctvnews.ca/windsor/article/detroit-testing-outdoor-warning-siren-system/), 2026-11-07 16:40 EST: Detroit testing outdoor warning siren system

Headline and summary written by the Acta Diurna desk from the coverage above. Read the original reporting for full detail.