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Centre for Precision Forecasts
Plan ahead with precision. No compromises. A reliable source for forecasting.
TransCanada Weather
Written Outlooks
Scattered Severe Thunderstorms to Start October Across Southern Ontario; Isolated Tornado Possible
Dangerous Thunderstorms and Isolated Tornadoes Possible in Southern Ontario
Severe Thunderstorm Target Northern and Extreme Southern Ontario
UPDATE: Tornado Watch Issued; Severe Thunderstorms Expected Across Ontario & Manitoba
Severe Thunderstorms Expected Across Ontario, Quebec and Manitoba; Isolated Tornadoes, Damaging Wind
Scattered Severe Thunderstorms Expected Across Portions of Alberta and Saskatchewan
Severe Thunderstorms Possible East of Lake Superior
Severe Thunderstorms and Isolated Tornadoes Target Alberta, Saskatchewan, Manitoba, and Ontario
Severe Thunderstorms Expected Across Northwestern Ontario & Funnel Clouds in Southern Ontario
Damaging Winds and Large Hail Expected in Saskatchewan, Manitoba and Ontario; Isolated Tornadoes
Isolated Severe Thunderstorms in Southern Ontario; 2-3cm Hail, 100km/h Winds, Isolated Tornado
Severe Thunderstorms Possible in Alberta & Saskatchewan; Damaging Winds, Large Hail, Tornado Threat
Severe Thunderstorms Possible in Ontario and Quebec; Isolated Tornado Threat
Low Severe Thunderstorm Risk Targets Ontario, Quebec and Manitoba
Low Threat for Isolated Severe Thunderstorms Across Southwestern Ontario
RARE EF-1 Tornado Confirmed Near Fort Smith, Northwest Territories
Damaging Winds and Large Hail Expected in Northwestern Ontario and Southern Manitoba
Strong to Severe Thunderstorms in Northwestern Ontario and Southern Manitoba
EF-1 Tornado Confirmed Near Ottawa on Sunday, June 2nd, 2019
Severe Thunderstorms Expected in Southwestern Ontario, Including an Isolated Tornado Risk