A series of thunderstorms on Canada Day in Ottawa flooded roads and highways across Ottawa, knocked out power to thousands of customers and forced the cancellation of Canada Day events.
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Ottawa rain A car is submerged in water on Highway 417 in Ottawa’s west end on Wednesday. Environment Canada says Ottawa received more than 100 mm of rain on Canada Day, setting a record for greatest rainfall on July 1. (Camille Wilson/CTV News Ottawa)
LeBreton Flats Canadian Heritage closed the Canada Day site at LeBreton Flats on Wednesday as severe weather moved through the region. (Camille Wilson/CTV News Ottawa)
Ottawa rain Ontario Provincial Police shared an image of flooding on Highway 417 at Holly Acres Road in Ottawa's west end on Wednesday. Environment Canada says Ottawa received 110 mm of rain. (Michael Fathi/OPP)
Canada Day ScreenA car is submerged in water on Highway 417 in Ottawa’s west end on Wednesday. Ottawa received more than 100 mm of rain on Canada Day, causing flooding on several roads across the city. (Camille Wilson/CTV News Ottawa)shot
Ottawa rain Ottawa received more than 100 mm of rain on Canada Day, causing flooding on several roads across the city. (Camille Wilson/CTV News Ottawa)
Canada Day A car drives through a giant puddle at a gas station in Ottawa’s west end. Ottawa received more than 100 mm of rain on Canada Day, causing flooding on several roads across the city. (Camille Wilson/CTV News Ottawa)
Canada Day Ottawa Heavy rain and severe storms caused flooding in parking lots and on streets across Ottawa on Canada Day. (Camille Wilson/CTV News Ottawa)
Canada Day rain Ottawa received more than 100 mm of rain on Canada Day, causing flooding on several roads across the city. A tow truck operator works to help a driver submerged in Ottawa on Iris Street in Ottawa’s west end. (Camille Wilson/CTV News Ottawa)
Ottawa rain Heavy rain flooded a section of Highway 417 in Ottawa’s west end on Wednesday. Environment Canada says Ottawa received more than 100 mm of rain. (Camille Wilson/CTV News Ottawa)
Canada Day rain A car with Canadian flags stops in flood water on Highway 417 in Ottawa’s west end on Wednesday. Ottawa received more than 100 mm of rain on Canada Day, causing flooding on several roads across the city. (Camille Wilson/CTV News Ottawa)
Canada Day rain Two cars submerged in water on a street in Ottawa’s west end on Wednesday. Environment Canada says Ottawa received more than 100 mm of rain on Canada Day, setting a record for greatest rainfall on July 1. (Camille Wilson/CTV News Ottawa)
Ottawa weather Flooding on Highway 417 near Pinecrest in Ottawa on Canada Day. Environment Canada says Ottawa has received over 100 mm of rain. (Camille Wilson/CTV News Ottawa)
Highway 417 Flooding was reported in the eastbound lanes of Highway 417 at Pinecrest Wednesday evening as heavy rain hit Ottawa. (Ministry of Transportation/cameras)
LeBreton Flats People leave LeBreton Flats on Canada Day as a thunderstorm moves into Ottawa. (Camille Wilson/CTV News Ottawa)
Canada Day in Ottawa People create a makeshift shelter in outside the Office of the Prime Minister and Privy Council on Wellington street as Canada Day festivities are suspended due to severe weather in Ottawa, on Wednesday, July 1, 2026. THE CANADIAN PRESS/Keito Newman
Canada Day in Ottawa A seek shelter warning is seen on Parliament Hill during Canada Day festivities in Ottawa, on Wednesday, July 1, 2026. THE CANADIAN PRESS/Keito Newman
Canada Day in Ottawa People take shelter from the rain along Metcalfe street in Ottawa as Canada Day festivities are suspended due to severe weather in Ottawa, on Wednesday, July 1, 2026. THE CANADIAN PRESS/Keito Newman
Canada Day in Ottawa People make their way along Elgin street in Ottawa as Canada Day festivities are suspended due to severe weather in Ottawa, on Wednesday, July 1, 2026. THE CANADIAN PRESS/Keito Newman
Ottawa storm A fallen tree on Woodhill Crescent in Ottawa on Wednesday. A series of storms hit Ottawa, flooding roads and knocking out power to thousands of people. (Kimberley Johnson/CTV News Ottawa)
Ottawa storm A tree fell on top of a car in the area of Stewart and Chapel streets in Ottawa on Wednesday after a series of storms moved through the region. (Jackie Perez/CTV News Ottawa)
Ottawa storm A tree blocks a street in Ottawa's Lowertown neighbourhood on Wednesday. (Jackie Perez/CTV News Ottawa)
Ottawa rain Rain soaks the ByWard Market in Ottawa on Canada Day. (Camille Wilson/CTV News Ottawa)
