Yellow Warning - Severe Thunderstorm

At 4:34 p.m. EDT, Environment Canada meteorologists are tracking a cluster of severe thunderstorms capable of producing strong wind gusts, up to quarter size hail and very heavy rain.

Thunderstorm Location: Areas southeast of Ottawa moving southward.

Motion: Moving slowly southward to southeastward

Hazards: Wind: damaging (90 - 110 km/h) Hail: up to toonie size (up to 3 cm) Rain: 50-100 mm locally

Discussion: Very heavy rain reported Ottawa city and southward with 73 millimeters record in the last 2 hours at the Ottawa International Airport and there are reports of ponding on roads. This cluster of thunderstorms with a history of producing heavy rain is moving southward.

Locations in the Path: North Gower, Rideau River Provincial Park, Kars, Osgoode, Enniskerry, Hallville, Mountain, Vernon, Metcalfe, Inkerman, Kenmore, Winchester, Marionville, Russell, Morewood, Embrun, Chesterville, Crysler, Berwick, Finch

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Some travel delays are likely. Driving conditions will likely be difficult. Local utility outages are likely. Heavy rain may cause flash flooding and significant reductions to visibility. Fast-moving and rapidly rising water can sweep vehicles away and damage infrastructure. There is a risk of injury.