@HamOntAlerts
Public Alerting for Hamilton, Ontario

🟡 Frost advisory in effect for #HamOnt at 5:04am EDT (high confidence)

Temperatures are expected to fall to near the freezing mark early this morning.

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Damage to plants, trees, and crops is possible.

Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or post reports on social media using #ONStorm.

Source: Environment Canada
This alert will be updated or will expire by Tuesday October 06, 2026 at 11:17 am.