Current Conditions - Sarnia, ON

Latest Weather News - Toronto

• Arctic will likely see summer free of ice by 2030, research says

  That would mean that by the end of the melt season in September, the Arctic would have less than one million square kilometres of sea ice, even under low emissions.

  Canada

  1 min
• Air quality statements in effect for large part of Ontario as forest fires rage in Quebec

  Special air quality statements are in effect for a large part of Ontario on Tuesday as forest fires rage in Quebec. 

  Weather

  6 hours
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• Summer 2023 weather: What to expect across Canada

  Global News meteorologist Anthony Farnell takes a look at what's expected weather-wise across Canada this summer.

  Weather

  Jun 5
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• ‘Stay in a cool place’: Heat warning issued for Toronto

  The weather agency said maximum tempertatures could reach 29 to 31 degrees. 

  Weather

  May 31
• ‘High levels of air pollution’ possible in GTA Wednesday

  "High levels of air pollution" are possible in the Greater Toronto Area on Wednesday, Environment Canada says, prompting a special air quality statement. 

  Weather

  May 31
• Heat warnings issued in northwestern Ontario

  Environment Canada issued a series of heat warnings for areas of Ontario on the Manitoba border down to the tip of the United States.

  Weather

  May 28
• Longest stretch of summer-like weather so far this year for southern Ontario on the way

  The longest stretch of summer-like weather so far this year for southern Ontario is on the way. Here's a look at what's expected and when it will begin.

  Weather

  May 25
• Long weekend weather: What to expect in southern Ontario

  The Victoria Day long weekend is often seen as the unofficial start to summer, but will it feel like it weather-wise?

  Weather

  May 18
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• Wednesday night frost advisory issued for large swath of Ontario

  For the second straight night, gardeners and growers in southern Ontario are going to need to keep a close eye on the overnight temperatures due to a risk of frost.

  Weather

  May 17
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• ‘Cover up plants’: Frost warning issued for large section of Ontario by Environment Canada

  Environment Canada has issued a frost warning for a portion of Ontario, stretching from Waterloo Region to Cornwall, and as far north as Sault Ste. Marie and North Bay.

  Canada

  May 16
• Alberta wildfire smoke spreads to Ontario, eastern Canada

  Global News meteorologist Anthony Farnell said in parts of southern Ontario, the smoke is thick enough "to almost completely block out the sun."

  Weather

  May 9
• Parts of Ontario brace for fresh rainfall, potential flooding

  Parts of Ontario have already seen days of rain, but Environment Canada warned that further downpours are likely on the way for Sunday afternoon into Monday.

  Weather

  Apr 30
• Toronto under frost advisory as temperatures expected to fall around freezing mark

  Environment Canada says Toronto is under a frost advisory for Wednesday night into Thursday morning as temperatures are expected to drop to around the freezing mark.

  Weather

  Apr 26
• Some parts of southern Ontario could see a month’s worth of rain over just a few days

  "Chilly and unsettled" conditions are expected for southern Ontario though next week. But there is some hope for a possible return of summer-like weather relatively soon.

  Weather

  Apr 25
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• Interactive

  How a new ‘nature economy’ is transforming the fight for B.C.’s ancient forests

  Some communities in Canada are embracing a 'nature economy.' It's the idea of protecting nature as a way of generating economic development.

  Environment

  Apr 20
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• ‘Deteriorating air quality’ expected in parts of southern Ontario on Friday

  The weather agency issued a special air quality statement Friday morning for areas stretching from Kingston down to Windsor. 

  Weather

  Apr 14
• ‘Major pattern change’ to bring much warmer temperatures to southern Ontario

  A "major pattern change" will bring much warmer temperatures to southern Ontario in the coming days. Global News meteorologist Anthony Farnell details what's expected.

  Weather

  Apr 7
• Deadly ice storm leaves 3 dead, hundreds of thousands still without power

  Hydro-Québec says electricity has been restored for one-third of affected customers while in Ontario, power outages are expected to be a 'multi-day' situation.

  Canada

  Apr 7
• Ontario derecho, tornado recovery funding not enough, municipalities say

  Funding meant to help Ontario communities recover from extreme wind damage won't be enough to make property and business owners whole or eliminate risks to vital infrastructure.

  Weather

  Apr 7
• Man dies from fallen branch as ice storm wreaks havoc on Quebec, Ontario

  Prime Minister Justin Trudeau, who was in Montreal alongside Mayor Valérie Plante, said it is important for people to stay safe and 'pull together.'

  Weather

  Apr 6
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• Rainfall warning issued for Toronto as storm continues

  The weather agency issued the warning at 3:30 p.m. on Wednesday, saying rainfall amounts between 30 and 50 millimetres is possible.

  Weather

  Apr 5
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• Thousands without power as heavy storms hit Ontario and Quebec

  Thousands of people in Ontario are without power after a messy mix of freezing rain and thunderstorms pummeled parts of the province.

  Weather

  Apr 5
• Freezing rain in forecast for southern Ontario on Friday

  A special weather statement has been issued for most of southern Ontario on Friday, with freezing rain possible throughout the morning.

  Weather

  Mar 31
• Arctic cold front to sweep across southern Ontario, bringing big temperature drop

  "It’s a situation where you could look out your window one minute and everything looks normal and then the next it’s a full-on snow globe outside."

  Weather

  Mar 29