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Get the Toronto, ON local weather forecast by the hour and the next 10 days.
In Canada, a severe thunderstorm is defined as having wind gusts of greater than 90 km/h (56 mph), hail with a diameter of greater than two centimetres (0.79 in), rainfall rates of greater than 50 millimetres (2.0 in) in one hour or greater than 75 millimetres (3.0 in) in three hours, or tornadoes. [14]
Dozens of storm cells populated the line, two of them developing into tornadic supercells. At their worst, the tornadoes reached the F2 level, with gusts between 180 and 250 km/h (110 and 160 mph). [1] Severe thunderstorm warnings were sent, mentioning the possibility of tornadoes in view of the radar output and the potential analysis. [3]
Within two hours the winds increased from 5 to 30 km/h (3 to 20 mph) and the temperature dropped from 30 to 23 °C (86 to 73 °F). A severe thunderstorm warning had been in effect since 11:30 a.m., and all outbound flights and ground servicing operations had been canceled, but landings were still permitted.
When severe weather looms, storm alerts are important tools for keeping people informed. The National Weather Service shares alerts as it warns of potential risks from thunderstorms, flooding ...
If severe weather is detected, the National Weather Service would replace the significant weather advisory with a severe thunderstorm or tornado warning, which may warrant local communities in the path of the associated severe weather, at their discretion, to activate sirens to warn citizens not watching or listening to media to seek shelter ...
UPDATE: The severe thunderstorm warning is expected to expire at 6:30 p.m., says the NWS. Star-Telegram Bot. June 2, 2024 at 7:05 PM. Pexels. The warning was for Dallas County.
See Severe weather terminology (United States) and/or Severe weather terminology (Canada) for comprehensive articles concerning specific nations' warnings, watches, advisories and related terms. Pages in category "Weather warnings and advisories"