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Current conditions
Our Cornwall skaters at the Optimist Park Skatepark
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forecast

detailed forecast

Extented weather forecast for Cornwall Ontario and the Seaway
Issued by Environment Canada at 1100 ET Fri Jun 26 2026
Today: Cloudy with 40 percent chance of showers and risk of a thunderstorm. High 22. Humidex 27. Uv index 6 or high.
Tonight: Mainly cloudy. 40 percent chance of showers early this evening with risk of a thunderstorm. Fog patches developing near midnight. Low 15.
Saturday: Mainly cloudy. 30 percent chance of showers in the afternoon with risk of a thunderstorm. Fog patches dissipating in the morning. High 26. Humidex 30. Uv index 7 or high.
Saturday Night: Clear. Low 15.
Sunday: Sunny. High 29.
Sunday Night: Clear. Low 16.
Monday: Sunny. High 29.
Monday Night: Cloudy periods with 30 percent chance of showers. Low 19.
Tuesday: Cloudy with 40 percent chance of showers. High 29.
Tuesday Night: Cloudy with 40 percent chance of showers. Low 21.
Wednesday: Cloudy with 30 percent chance of showers. High 32.
Wednesday Night: Cloudy with 30 percent chance of showers. Low 22.
Thursday: A mix of sun and cloud with 30 percent chance of showers. High 31.

regional radar

Cornwall
🌧 Rain Snow 🧊 Ice 🌨 Mix

news headlines

Registered sex offender in Ontario pleads guilty to sexual assault of 3-year-old in Welland, other charges

Daniel Senecal was arrested on Aug. 31, 2025, after police were called to a home in Welland, Ont., for a . . . more

Small plane makes emergency landing on highway in western Manitoba

A pilot landed on a rural Manitoba highway Thursday night after issuing an alert to emergency officials. . . . more

10-day crackdown targets open drug use but not about 'criminalizing addiction': Winnipeg police

Winnipeg police say they have had more than 100 "interactions" and made two dozen arrests since the service ramped up . . . more

sports headlines

‘It was the right time’: Canadian goalkeeper Sabrina D'Angelo signs with AFC Toronto

Sabrina D’Angelo is coming home to the Northern Super League (NSL). The Welland, Ont.,’s storied goalkeeper and part of Canada women’s national team has signed a pre-contract with AFC Toronto [...]

IOC’s $100M US cash grants represent progress, but the flaws are obvious

The IOC's new $100 million US cash grants are a step forward, but it’s not a resounding victory for athletes. If this were a soccer game, it’s the late goal [...]

Iran and Egypt will headline Seattle's 'Pride Match.' Here's why that's controversial

Iran and Egypt's FIFA World Cup game on Friday is being marketed as the 'Pride Match' by Seattle organizers. It's not a decision made by FIFA, but that hasn't stopped [...]

Canada's De Grasse claims 200-metre victory in Zagreb

Andre De Grasse of Markham, Ont., won Friday's 200-metre race with a time of 19.95 at the World Athletics Continental Tour Gold stop in Zagreb, Croatia. [...]

Did Canada luck out with its World Cup playoff matchup?

CBC Sports' daily newsletter assesses Canada's chances against South Africa in the World Cup knockout stage this Sunday at 3 p.m. ET. [...]

this day in history

On June 26th

explore the seaway city

Explore the Seaway City

discover the counties of sdg

Discover the Counties of SDG

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