A heat warning is in effect for southern Ontario.
It stretches from Windsor-Essex, Chatham-Kent through Lambton, London and Middlesex County.
Maximum temperatures are expected to be near 31 C, while minimum temperatures are expected to be near 20 C. Humidex values will be in the high 30s to low 40s.
Cooler temperatures are expected Tuesday night.
In addition to the warning from Environment Candada, the Middlesex London Health Unit has also issued a warning and remind the pubilc that higher temperatures can also impact air quality, which can then increase the risk associated with the heat.
At this time, the forecasted Air Quality Health Index level for London and Middlesex County during this Heat Warning is to reach a maximum of 5, or Moderate Risk.
Here’s a look at the forecast
Monday: A mix of sun and cloud with 30 percent chance of showers and risk of a thunderstorm. High 31. Humidex 40. UV index 8 or very high.
Monday Night: Partly cloudy with 30 per cent chance of showers and …