Frost
E
Issued by Environment Canada
⏳ In force until Tue 27 Oct, 18:02 📍 City of Toronto; Mississauga - Brampton (approximate) 🕑 1 h ago
Frost is expected tonight. Patchy frost is expected to develop early this morning, particularly for areas north of the 401 corridor. ### 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.
📡 CAP alert details
Common Alerting Protocol
Official alert linked
▾
📡 CAP alert details
Common Alerting Protocol
⚠
SeverityModerate
⏱
UrgencyFuture
❓
CertaintyLikely
Eventfrost
Response typeMonitor
CategoryMet
Affected areaCity of Toronto; Mississauga - Brampton
Issuing authorityEnvironment Canada
ContactNot supplied
🕓 Alert timing · EAT
Sent2026-10-27T09:08:40-00:00
Effective2026-10-27T09:08:40-00:00
Onset2026-10-27T08:55:00-00:00
Expires2026-10-27T15:02:40-00:00
📋 Official instructions
Take preventative measures to protect cold-sensitive plants, trees, and crops. Cover up plants, especially those in frost-prone areas.📄 Message details
Alert identifierurn:oid:2.49.0.1.124.4252826058.2026
Message typeUpdate
Sendercap-pac@canada.ca
ScopePublic
CAP statusActual
Related messagesurn:oid:2.49.0.1.124.3575373538.2026 urn:oid:2.49.0.1.124.1624565728.2026
ⓘ CAP fields populate when an official alert is linked.
🛡 Safety advice
General guidance for this type of incident - not official instructions.
- Take preventative measures to protect cold-sensitive plants, trees, and crops. Cover up plants, especially those in frost-prone areas.
- Stay aware of your surroundings in this area.
- Follow official updates from the police and local authorities.
- In an emergency call 112 (police) or 112 (ambulance), or request help through Jilinde.
📰 Story summary
From the report shown in the feed:
- Frost is expected tonight.
- Patchy frost is expected to develop early this morning, particularly for areas north of the 401 corridor.
- ### 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.
ⓘ News summary · read the original report for full context.
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