Ottawa Thunderstorm Watch

• Severe thunderstorm watch issued for Ottawa, eastern Ontario

  Thunderstorms can produce wind gusts up to 100 kilometres per hour, large hail up to two centimetres in diameter and heavy rainfall of up to 50 millimetres within an hour.

  Weather

  Jul 13, 2021
  
• Severe thunderstorm watch issued for Ottawa

  The storm could develop Wednesday afternoon and into the evening, Environment Canada said.

  Weather

  Aug 7, 2019
  
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• Ottawa under severe thunderstorm warning, heat wave expected to last into Saturday

  The possible thunderstorms could produce strong wind gusts, heavy rain and hail, Environment Canada cautioned on Friday.

  Weather

  Jul 5, 2019
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• Severe thunderstorm watch issued for Ottawa, warns of 100 km/h wind, chance of ‘isolated tornado’

  Environment Canada urges residents to "take cover immediately if threatening weather approaches."

  Weather

  May 23, 2019