Current Conditions
Cloudy
Temp:
6°C
Wind: From the NNW at 4 km/h
Pressure: 101.4 kPa
Humidity: 90%
Visibility: 16 km
Observed at: 1:00 am EDT
Sarnia, Ontario Weather
Overnight
Clear
Overnight low:
7°C
Clear. Low 7.
Tuesday
A few showers
High:
22°C
Mainly sunny. Increasing cloudiness in the afternoon then a few showers. Risk of a thunderstorm late in the afternoon. Wind becoming southeast 20 km/h late in the afternoon. High 22. UV index 8 or very high.
Tuesday Night
Showers
Overnight low:
12°C
A few showers ending near midnight then cloudy with 30 percent chance of showers. Risk of a thunderstorm early in the evening. Wind southeast 20 km/h becoming light in the evening. Low 12.