Heat warning lifted in Ottawa as wildfire smoke dissipates in downtown Ottawa

Kids cool off at a splash pad in Ottawa during a heat warning. July 13, 2026. (Maddison de Varennes/CTV News Ottawa)

Environment Canada has lifted a heat warning Tuesday afternoon as temperatures cooled down and the air quality began to improve across Ottawa.

A high of 29 C was expected today and with humidex making it feel like 31. It was 26 C at the Ottawa airport as of 3:30 p.m.

An air quality warning issued for Ottawa was lifted early this morning.

According to firesmoke.ca, smoke from wildfires will continue to linger over Ottawa into tomorrow.

The air quality health index was rated as a 2-low risk in the afternoon.

The forecast calls for a mix of sun and cloud today with a 30 per cent chance of afternoon showers. There is a risk of a thunderstorm.

It will be partly cloudy tonight with a 30 per cent chance of showers early this evening with the risk of a thunderstorm. Local smoke possible early this evening. Low 18 C.

Thursday will start sunny, before some clouds roll in during the afternoon. There is a risk of showers and thunderstorms. High 27 C.

Friday will be sunny. High 27 C.

The outlook for Saturday calls for cloudy with a 40 per cent chance of showers. High 21 C.

Sunday will see a mix of sun and cloud with a 30 per cent chance of showers. High 25 C.

The normal temperatures for this time of year are a high of 27 C and a low of 16 C.

• Hourly and 7-day forecast on our CTVNewsOttawa.ca weather hub