forecast
detailed forecast
| Extented weather forecast for Cornwall Ontario and the Seaway Issued by Environment Canada at 1500 utc Jun 08 2026 |
| Today: Sunny. High 26. Uv index 9 or very high. Tonight: Clear. Low 10. Tuesday: Sunny. High 30. Humidex 33. Uv index 9 or very high. Tuesday Night: Cloudy periods with 40 percent chance of showers. Low 17. Wednesday: Cloudy with 60 percent chance of showers. High 24. Wednesday Night: Cloudy with 30 percent chance of showers. Low 18. Thursday: Cloudy with 40 percent chance of showers. High 30. Thursday Night: Cloudy periods with 30 percent chance of showers. Low 18. Friday: Cloudy with 40 percent chance of showers. High 31. Friday Night: Cloudy. Low 17. Saturday: A mix of sun and cloud. High 28. Saturday Night: Cloudy periods. Low 16. Sunday: Cloudy with 30 percent chance of showers. High 24. |
regional radar
























