Calgarians warned thunderstorm to bring walnut-sized hail, 90 km/h winds

Severe thunderstorm warnings have been issued for Calgary and much of the surrounding area.

Storm expected to bring large hail into city late Wednesday afternoon

A severe thunderstorm warning was in place Wednesday afternoon for Calgary. (@Crackmacs/Twitter)

A severe thunderstorm warning for Calgary has been downgraded to a watch, but warnings and watches continue for much of the surrounding area.

People should watch out for dangerous thunderstorms that could produce strong wind gusts, damaging hail and heavy rain, Environment Canada cautioned at 3:30 p.m. Wednesday.

The agency said the main threats will be walnut-sized hail and wind gusts greater than 90 km/h.

Doppler radar located one severe storm 15 kilometres west of Airdrie, moving east at 30 km/h, and another 10 kilometres south of Cochrane, moving east at 30 km/h.

The Cochrane thunderstorm was expected to bring large hail into western Calgary around 3:50 p.m.

Calgary's warning was downgraded to a watch at approximately 8:20 p.m.

A full, up-to-date list of weather alerts is available on the Environment Canada website.