Weather warnings
Weather warnings for Cornwall
Updated
No official weather warnings for Cornwall right now Checked against ECCC public weather alerts at Sun, Oct 25, 6:43 pm (22:43 UTC).
Official weather warnings, watches and advisories for Cornwall, Ontario, Canada, updated every few minutes, plus severe weather flags from the 48-hour forecast.
- Active warnings
- 0 ECCC public weather alerts
- Watches / advisories
- 0
- Forecast flags
- 0 GodsView, not official
Weather warnings for Cornwall now
Environment and Climate Change Canada has no active warnings, watches or advisories covering Cornwall, Ontario, Canada as of Sun, Oct 25, 6:43 pm (22:43 UTC). We match the official feed to the city centre's exact location, so an alert for a neighbouring county or region does not show here.
Times are local (America/Toronto). Source: Environment and Climate Change Canada.
Weather warnings near Cornwall
Status of nearby cities from our 6-minute-old snapshot of the same official feeds.
| City | Distance | Active alerts |
|---|---|---|
| Orléans | 78 km | None |
| Gloucester | 80 km | None |
| Pierrefonds | 82 km | None |
| Nepean | 86 km | None |
| Ottawa South | 86 km | None |
| Ottawa | 88 km | None |
| Pierrefonds-Roxboro | 88 km | None |
| Gatineau | 92 km | None |
Warning, watch or advisory: what the levels mean
Environment Canada issues Warnings (severe weather is occurring or expected), Watches (conditions favourable for severe weather), Advisories (less severe events such as fog or frost) and Special Weather Statements. Since 2025 alerts also carry a colour (yellow, orange, red) reflecting expected impact.
Nearby cities
More for Cornwall
Weather warnings elsewhere
Data: Environment and Climate Change Canada, Open-Meteo forecast.