“A strong ridge of high pressure over the south coast today will be replaced by an upper low pressure system on Tuesday,” wrote Environment Canada in an advisory Monday morning.
Temperatures will subsequently drop by about 10 degrees as cooler marine air moves in from the Pacific.
“With elevated temperatures, the risk of heat related illness increases,” wrote Environment Canada.
Officials are warning people to watch out for swelling, rash, cramps, fainting, heat exhaustion, heat stroke and the worsening of some health conditions.
“Drink plenty of water even before you feel thirsty and stay in a cool place,” reads the advisory.
High freezing levels are expected to lead to an increase in snowmelt and snowpack instability and increased stream flows due to run-off are likely.
The lower Fraser River remains under a high streamflow advisory from the B.C. River Forecast Centre.
Chief public health officer Dr. Theresa Tam says Health Canada is authorizing a booster dose of the Pfizer-BioNTech vaccine for children between five and 11 years old.
Prime Minister Justin Trudeau has nominated Ontario judge Michelle O’Bonsawin to the Supreme Court of Canada. In a statement announcing the nomination, Trudeau said that O'Bonsawin is an Abenaki member of the Odanak First Nation and is a fluently bilingual Franco-Ontarian.
Nunavut's acting minister of community and government services says the territory has declared a state of emergency in Iqaluit to ensure the city can begin replenishing its water reservoir without delay.
As students across Canada gear up to enter what will be their fourth academic year in the pandemic, CTVNews.ca takes a look at what measures will be in place in schools, by province and territory.
As of today, individuals and businesses are no longer able to import restricted handguns into Canada, with limited exceptions. The move announced earlier this month is aimed at expediting a key pillar of the federal effort to cap the number of handguns in the country.
Transport Minister Omar Alghabra is set to testify before the House of Commons transport committee this afternoon about ongoing airport delays and flight cancellations.
Last year, Arzou Lashkari was ready to fly to Canada and start a new chapter of life at Concordia University. But her dream was crushed when the Taliban took control of her country, forcing her to stay home.
Finnish Prime Minister Sanna Marin said on Friday she had taken a drugs test following the publication of video footage this week that showed her partying with friends, and vowed she had never used illegal drugs.
The Malahat highway has reopened after it was closed in both directions for several hours Friday morning after a truck carrying live chickens crashed near the Split Rock lookout. Travellers were detoured off the Trans-Canada Highway at Shawnigan Lake Road and Shawnigan-Mill Bay Road, while oversized vehicles were being sent through West Shawnigan Lake Road.
Chris Schwede was found dead Thursday morning in his tent on Victoria's Pandora Avenue. Inside his tent was a blue-tinted form of crack cocaine that first appeared in the city on Wednesday, according to local outreach services.
The Calgary Police Service has cordoned off a section of the Bow River pathway and closed a lane of eastbound Memorial Drive in the northeast following a Thursday night stabbing.
Chief public health officer Dr. Theresa Tam says Health Canada is authorizing a booster dose of the Pfizer-BioNTech vaccine for children between five and 11 years old.
Chief public health officer Dr. Theresa Tam says Health Canada is authorizing a booster dose of the Pfizer-BioNTech vaccine for children between five and 11 years old.
Ben Stelter's fans and supporters are invited to a send-off for the six-year-old who died a week ago. A procession in honour of the Oilers superfan who was diagnosed with brain cancer at four years old will travel by Rogers Place on Friday.
An Ontario hospital is warning patients to anticipate 'much longer' than expected wait times due to 'rapidly changing demands' in their emergency department.
A prominent Quebec cardinal is denying sexual assault allegations against him contained in a class-action lawsuit that was formally filed this week in Quebec Superior Court.
The Nunavik Regional Board of Health and Social Services (NRBHSS) confirmed that the Inuk woman struck on Highway 520 in Montreal has died of her injuries.
The Coalition Avenir Quebec has unveiled its electoral campaign slogan: Let's continue. In a brief message Friday, the party states that four years ago, it had proposed many changes and, as there is still work to be done, wants to keep that momentum going.
Two Winnipeggers are facing drug related charges after the Canada Border Services Agency (CBSA) seized 30 kilograms of what is suspected to be cocaine at the port of entry in Windsor, Ont. earlier in the month.
Chief public health officer Dr. Theresa Tam says Health Canada is authorizing a booster dose of the Pfizer-BioNTech vaccine for children between five and 11 years old.
The Saskatchewan NDP called on the province to remove teachers named in a multi-million dollar class action lawsuit alleging incidents of physical and verbal abuse against students by staff at the Legacy Christian Academy.
Chief public health officer Dr. Theresa Tam says Health Canada is authorizing a booster dose of the Pfizer-BioNTech vaccine for children between five and 11 years old.
A coroner’s inquest jury made almost 20 recommendations for ways New Brunswick and its law enforcement can do better in police interventions, training and equipment. CTV News polled each to see if they are considering, or have already implemented any of them.
Angela Parker-Brown may be unable to speak but that hasn't stopped her from using her voice. The mother from Truro, N.S., who is unable to speak due to ALS, recently published a memoir using technology that tracks her eye movements to form words and sentences.
Chief public health officer Dr. Theresa Tam says Health Canada is authorizing a booster dose of the Pfizer-BioNTech vaccine for children between five and 11 years old.
Two-term city councillor and former deputy mayor Maureen Cassidy will not seek re-election this fall. Just hours before the deadline for candidates to register at city hall, Coun. Cassidy confirms her decision to step aside.
Chief public health officer Dr. Theresa Tam says Health Canada is authorizing a booster dose of the Pfizer-BioNTech vaccine for children between five and 11 years old.
Municipal councils in Ontario are nearing the end of this term’s four-year cycle and with an election on the horizon, there are only two candidates running in North Bay's mayoral race as the nomination deadline looms.
Chief public health officer Dr. Theresa Tam says Health Canada is authorizing a booster dose of the Pfizer-BioNTech vaccine for children between five and 11 years old.
The Region of Waterloo council approved a series of measures on Thursday to help ease the growing homelessness crisis, including a first-ever decision to permit an encampment.
