A wet end to the long weekend
It was a wet end to the Colonel By Day long weekend.
Ottawa received 38.4 mm of rain on Monday as a series of thunderstorms rumbled across the region.
The 38.4 mm of rain set a record for the wettest August 6 in Ottawa history. The previous record was 29 mm set in 1984.
Environment Canada says a thunderstorm was reported at the Ottawa Airport between 5 p.m. and 9 p.m.
According to @YOW_Weather, the three hours and 33 minutes of thunderstorms at the Ottawa airport was the longest thunderstorm in 10 years.
The #Ottawa airport has reported "Thunderstorm" for the past 3 hours and 33 minutes. That's the longest thunderstorm in over 10 years (since June 15th, 2008). The all time record is 6 hours on July 5th, 1963. #OttWeather— YOW Weather Records (@YOW_Weather) August 7, 2018
The thunderstorm forced a ground stop at the Ottawa International Airport on Monday. Several departures were cancelled because of the storm.