Yellow Warning - Severe Thunderstorm

At 6:36 p.m. EDT, Environment Canada meteorologists are tracking a line of severe thunderstorms capable of producing damaging wind gusts and very heavy rain.

Thunderstorm Location: From Rockton to Stoney Creek to St. Catharines

Motion: Moving slowly to the east

Hazards: Rain: very heavy (30 - 60 mm) Wind: damaging (90 km/h) Hail: up to quarter size (up to 2.5 cm)

Locations in the Path: Hamilton, Beamsville, Vineland, St. Catharines, Thorold, Niagara-on-the-Lake, Niagara Falls

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Heavy rain may cause flash flooding and significant reductions to visibility.

Severe thunderstorm warnings are issued when imminent or occurring thunderstorms are expected to produce damaging hail, wind or rain.