Thunderstorms passing through northwestern Ontario result in power outages

CBC News

· Posted: Jun 23, 2025 8:40 AM EDT | Last Updated: 1 hr ago

A clump of thunderstorms moved done northwestern Ontario connected Monday morning, leaving behind power outages successful areas surrounding Thunder Bay, Ont.

Several upwind alerts were issued crossed the portion arsenic important rainfall and terrible thunderstorms deed the area.

Severe thunderstorm warnings are issued erstwhile storms are expected to nutrient damaging hail, upwind oregon rain.

In this case, Environment Canada warned of toonie- oregon play ball-sized hail and 90 km/h upwind gusts. The upwind informing for Thunder Bay has since ended.

A terrible thunderstorm watch issued for Greenstone areas, Manitouwadge, Nakina and sections of the northbound enactment has besides ended arsenic of mid-morning. 

However, the Greenstone area, Nakina, Manitouwadge and Armstrong areas remain under a rainfall warning.

Some areas person already received up to 50 millimetres of rainfall since Sunday, an magnitude that could treble by Monday afternoon.

Heavy downpours are apt to origin flash floods and h2o pooling connected roads. Localized flooding successful low-lying areas is possible, according to Environment Canada.

Heavy showers and thunderstorms volition proceed to determination done the country this greeting and taper disconnected aboriginal Monday.

Power outages surrounding Thunder Bay area

Hydro One said crews are engaged close crossed Ontario aft play storms. Here successful the northwest, an outage is affecting astir 200 customers betwixt Kashabowie and Shebandowan.

Another outage on Highway 11, west of Quetico Provincial Park, is affecting implicit 200 customers arsenic well.

Hydro One said crews are moving successful some areas to reconstruct powerfulness by this afternoon.

Further north, adjacent Upsala, different 200 customers are besides experiencing an outage. Hydro 1 said crews person been dispatched to the area.

More accusation tin beryllium recovered connected the inferior company's website.

Severe upwind felt crossed the province

As parts of the northwest acquisition important rainfall and thunderstorms, the rest of Ontario is experiencing terrible upwind arsenic well.

In northeastern Ontario, respective radical were injured aft a tempest swept done 2 abstracted provincial parks.

The tempest has besides resulted successful downed trees and roadworthy closures.

Further south, the Greater Toronto Area and surrounding regions stay nether a vigor informing from Environment Canada that is expected to proceed until Tuesday nighttime for astir areas.