After record-breaking temperatures over the weekend, a heat warning remained in effect Monday.
Hot and humid conditions were expected to continue, possibly into the middle of the week, Environment and Climate Change Canada said.
Monday’s expected high is 30 C with a humidex of 38 under cloudy skies. There’s a 40 per cent chance of showers in the afternoon and early evening with the risk of a thunderstorm.
The forecast low is 19 C Monday night.
A high of 31 C with a humidex of 36 is in the forecast for Tuesday. It’s expected to be sunny with wind becoming northwest at 20 km/h early in the afternoon. The predicted low is 19 C.
Wednesday’s forecast high is 28 C with a 30 per cent chance of showers, day and night, and a low of 20 C.
A mix of sun and cloud with a high of 29 C are forecast for Thursday with some relief overnight: a low of 15 C kicking off a string of cooler days.
Forecast highs are 25 C Friday, 24 C Saturday and 25 C Sunday.
The risks of heat are higher for young children, pregnant women, older adults, people with chronic illnesses and people working or exercising outdoors, Environment and Climate Change Canada warned.
Effects include swelling, rash, cramps, fainting, heat exhaustion, heat stroke and the worsening of some health conditions.
The City of Ottawa has three emergency cooling centres open from 11 a.m. to 7 p.m. Monday. They include Ottawa City Hall, in the Sports Hall of Fame, at 110 Laurier Avenue West, the Plant Recreation Centre at 930 Somerset Street West and the Overbrook Community Centre at 33 Quill Street.
Saturday reached 32.9 C, just above the previous record high for Aug. 21 in Ottawa of 32.8 C set back in 1955.
Sunday’s temperature was forecast to hit 31 C but reached 32.7 C, beating an almost 80-year-old heat record for Aug. 22.
“Normals” for this time of year are highs of 24 C and lows of 14 C.
Sunrise is at 6:13 a.m. and sunset is at 7:57 p.m.
Ottawa Public Health’s beach water quality reports are giving a thumb’s up to all Ottawa beaches, except for Petrie Island East Bay.