Global News Calgary posted this video of a storm on Tuesday, Aug. 14, in Calgary, Canada.
The reported winds sustained as high as 41 mph and gusting to as high as 60 mph north-northwest. The thunderstorm was between 2:45 and 4:00 p.m. local time at Calgary International and Calgary/Springbank Airport.
"Jay Mangat shot this amazing footage as a sign on Deerfoot approaching 32nd Ave in the NE of Calgary was being blown around. At the end of the video, one of the signs fall off due to the violent shaking."
The weather pattern that delivered drenching rain and flooding to Texas and the southern Plains during May will soak the Southeast states for the next week or two.
Tuesday is slated to be an active day in the northern Plains as severe thunderstorms impact the region.
Accompanying the start of Meteorological Summer will be wet weather and the risk of flooding in the Northeast as well as unseasonably cool conditions in New England.
Heavy rain and robust storms led to flash flooding and structural damage across the Northeast as May drew to a close.
A brief period of tranquil weather will occur across the United Kingdom and neighboring northern Europe during the middle of the week.
June through August will feature the return of needed rain and mountain snow to central Chile. Meanwhile, dryness will persist across drought-stricken northern Brazil.
Devastating tornado outbreak kills 9 and injures 250. A man holding onto a mattress was thrown 100 feet.
Washington, DC (1889)
Great flood on the Potomac took out a span of the Long Bridge -- stage not equalled until March 1936.
Rockaway, NJ (1915)
Snow showers reported by press (Morris County).