Rain and thunderstorms return to Ontario, building heat and humidity ahead

Forecasts

The latest Weather Forecast news stories from The Weather Network

Weather Forecasts

Weather

Today's top Weather news from The Weather Network

Featured Weather News

Disruptive severe weather likely in Saskatchewan on Saturday

Severe storms threaten large hail in Alberta on Friday

Wildfire threatening Mattagami First Nation triples in size since Wednesday

Severe

The latest severe weather news from The Weather Network

Severe Weather

Snow possible as cooler weekend pattern sweeps B.C.

Fire ban implemented in Labrador City

Weekend rain ends Ontario's dry spell, but more heat is coming

At 270 km/h, Cyclone Gonu was this region’s strongest-ever storm

Severe storm threat lingers over the Prairies after three confirmed tornadoes

Pattern sees threat of thunderstorms shift back into Alberta Thursday

Ontario faces high wildfire danger with dry spell, but there's rain coming

Amanda comes to life as the Pacific's first tropical storm in 2026

Did you know? Standing water on your property contributes to mosquito growth

Seasonal

The latest seasonal weather news from The Weather Network

Seasonal Weather

Ontario's longest dry stretch in months will come to an end this weekend

Tornado, funnel cloud, waterspout, landspout, gustnado: what’s the difference?

PHOTOS: Volatile storms spawn three tornadoes in Manitoba

A renewed chance for severe weather in Manitoba, NW Ont. on Wednesday

A power outage mystery? A quarter can solve it

Wildfire season returns to Canada's oil sands

The unforgettable Three Hills Tornado that shook up the Alberta town

Tornado, hail risk with severe weather chance on the eastern Prairies Tuesday

Marathon rainfall event winding down in Alberta after dropping 100+mm

Child in critical condition after winds carried bouncy castle away in Montreal

80+ mm and counting: Long-duration rainfall hits Alberta this week

June can bring major heat waves, potent storms to Canada

Canada’s weather whiplash calms in June, but it’s not smooth sailing

Ready or not, June snow is on the way for Newfoundland

Black Friday 1985: Remembering one of Canada's biggest tornado outbreaks

Nickel-sized hail, gusty winds: Parts of the Prairies face severe weather risk

7.6 cm: Largest late-season snowfall hits just days before June

Flood warnings, evacuation alerts due to snowmelt in southeastern B.C.

The pros and cons of an El Niño summer across Canada

Flood risk rising in Alberta with significant rainfall

Severe storm potential continues on the Prairies into this weekend

Looking back at the 1985 record-breaking central Ontario tornado outbreak

Weather radar detects powerful Florida rocket explosion

Prairies brace for severe storms before soaking rain threat ramps up

Fog caused one of Canada’s deadliest-ever shipwrecks

Which side of Ontario’s stark divide will you land on?

Severe thunderstorm risk intensifies on the Prairies on Friday

Parts of B.C. face a nocturnal severe thunderstorm risk

When is the hottest stretch of the year in your corner of Canada?

Prairie heat wave peaks before stormy, soaking pattern takes over

Welcome back, sunshine! Toronto may see its sunniest stretch since the fall

Saskatchewan's first heat wave of the season triggers emergency response

Summer 2026: El Niño may make Canada’s summer simmer instead of sizzle

Alberta's 2026 Summer Forecast: Strong start, but with some concerns

Atlantic Canada's 2026 Summer Forecast has sneaky potential

N.S. fire that burned 8,500 hectares in 2025 now officially extinguished

End of stifling Prairie heat in sight while stormy rains continue

Can thunderstorms trigger asthma and allergies?

What it's like to live and work in Canada's Far North

Rocket explosion or rain? Radar captures Blue Origin fireball

This deadly invasive ant may be heading to Canada

Brain-eating amoeba moving north with warming temperatures

Beach day? Here’s how to stop your phone from overheating

 USDA confirms presence of flesh-eating screwworm in Texas

World Environment Day theme points to nature as key to planet's future

Why you should tape aluminum foil on your wall this season

Canada, who will have the best seats for the northern lights?

Earth’s nighttime lights are rapidly changing, study shows

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