Severe thunderstorm watch in effect

According to Environment Canada, conditions are favourable for the development of severe thunderstorms this afternoon into early this evening.

A severe thunderstorm watch has been issued for several areas of southern Ontario including London-Middlesex, Sarnia-Lambton and Windsor-Essex.

According to Environment Canada, conditions are favourable for the development of severe thunderstorms this afternoon into early this evening.

Thursday: A mix of sun and cloud. 40 per cent chance of showers early this afternoon. Showers with a few thunderstorms beginning this afternoon. Risk of a thunderstorm early this afternoon. High 27. Humidex 34. UV index 8 or very high.

Thursday Night: Showers with a few thunderstorms ending near midnight then cloudy with 40 per cent chance of showers. Low 17.

Friday: Mainly cloudy with 40 per cent chance of showers. High 22. Humidex 28. UV index 6 or high.

Saturday: A mix of sun and cloud with 30 per cent chance of showers. High 26.

Sunday: A mix of sun and cloud with 30 per cent chance of showers. High 27.