Life-Threatening Winter Storm (Dec 23-25, 2022): Preliminary Forecast Southwestern Ontario
A life-threatening winter storm will impact Ontario, starting on Friday and lasting through the weekend. While there are always comments...
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Centre for Precision Forecasts
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TransCanada Weather
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- Apr 13, 2020
- 3 min
Heavy Rain, Thunderstorms, and Strong Winds Target Southern Ontario
We are tracking a large low-pressure system which is producing strong tornadoes and severe thunderstorms across the Deep Southeast United...
778 views
- Apr 13, 2020
- 4 min
Snowstorm Targets Northern Ontario, 50cm+ Possible
We are tracking a large low-pressure system which is producing strong tornadoes and severe thunderstorms across the Deep Southeast United...
92 views
- Apr 7, 2020
- 2 min
Strong to Severe Thunderstorms Possible Across Southern Ontario; Large Hail Possible
We are watching the risk for severe thunderstorms across Southwestern Ontario this evening. Thunderstorms are expected to develop across...
96 views
- Mar 20, 2020
- 2 min
Damaging Winds Possible as Severe Thunderstorms Target Southern Ontario
We are watching the risk for our first round of severe thunderstorms across Southern Ontario this season as a cold front is expected to...
823 views
- Feb 27, 2020
- 5 min
Blizzard Conditions Expected from Snow Squalls; Locally 60cm+
We are watching a dangerous snow squall setup across the Great Lakes which is expected to last from Thursday through to Saturday....
1,407 views
- Feb 25, 2020
- 8 min
Winter Storm Targets Ontario; 35cm+ Possible
We are tracking what is set to be one of the biggest snowstorm this winter across Southern Ontario with a widespread 10-20cm expected...
4,115 views
- Feb 18, 2020
- 3 min
Snowstorm to Impact Portions of Ontario
We are closely watching a fast-moving system as it moves towards Southern and Northeastern Ontario. This system will bring a heavy swath...
2,043 views
- Feb 6, 2020
- 3 min
Widespread Snowfall across Southern Ontario on Thursday
We are tracking a complex Texas low that is expected to move across the Southern Great Lakes as it weakens before strengthening over the...
1,218 views
- Jan 18, 2020
- 4 min
Biggest Snowstorm of the Season for Southern Ontario
We are tracking a significant snowstorm which is expected to impact a large portion of Southern Ontario and into Northeastern Ontario....
10,975 views
- Jan 11, 2020
- 12 min
Significant Ice Storm, Record Rainfall and Heavy Snow across Ontario
We are tracking a dynamic winters storm across portions of Ontario which will bring record rainfall, significant freezing rain and heavy...
2,101 views
- Dec 31, 2019
- 5 min
Widespread Snow and Lake Effect Snow to Impact Southern Ontario
After a snowstorm and road closures in Northern Ontario with an ice storm in Southern Ontario, this system is pulling away with cooling...
1,421 views
- Dec 29, 2019
- 7 min
Winter Storm to Bring Heavy Snow, Ice Storm Conditions, and Thunderstorms to Ontario
We are currently watching a significant winter storm as it crossed into Ontario throughout the day on Sunday, lasting through to Monday...
2,415 views
- Dec 18, 2019
- 4 min
Strong Snow Squalls and Blizzard-Like Conditions to Impact Southwestern Ontario
We are watching the risk for some significant snow squalls across Southwestern Ontario with blizzard-like conditions possible. Areas in...
1,739 views
- Dec 14, 2019
- 4 min
Strong System to Bring Heavy Snow, Freezing Rain, and Heavy Rain to Southern Ontario
We are currently tracking a large system as it crosses Ontario and moves into Quebec and Atlantic Canada over the coming days. This...
260 views
- Dec 12, 2019
- 1 min
Compact System to Bring 10-15cm of Snow to Northeastern Ontario
We are closely watching a small system which is expected to cross portions of Northeastern Ontario stretching from Sault Ste. Marie...
113 views
- Dec 11, 2019
- 7 min
*UPDATED* Multi-Day Snow Squall Outbreak Across the Great Lakes
This is an updated forecast post from the one issued between 12pm and 2pm on Tuesday, December 10th, 2019. This forecast is for the same...
808 views
- Dec 10, 2019
- 5 min
Multi-Day Snow Squall Outbreak Across the Great Lakes
We have updated our forecast to better align with expected squall locations from today's data as well as updated snowfall totals. Updated...
1,514 views
- Dec 4, 2019
- 4 min
Moderate Snow Squalls Across Portions of the Southern Ontario Snowbelt
We are closely watching the risk of some isolated snow squalls across portions of Southern Ontario extending to the southeast of Georgian...
550 views
- Dec 1, 2019
- 9 min
Significant Ice and Snow Expected Across Southern Ontario; Power Outages Possible; Whiteouts
We are closely watching a large and complex weather system as it crosses the Central United States before impacting Southern Ontario...
2,722 views
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