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Did you see those weird thunderstorm clouds yesterday?

BayToday readers were quick to grab their cameras and capture the action.

Those thunderstorms that rolled through the region late yesterday produced some interesting cloud patterns.

BayToday readers were quick to grab their cameras and capture the action.

One reader suggested they are Mammatus clouds.

Wikipedia describes them as meaning "mammary cloud", which is a cellular pattern of pouches hanging underneath the base of a cloud, typically cumulonimbus rainclouds, although they may be attached to other classes of parent clouds. The name mammatus is derived from the Latin mamma (meaning "udder" or "breast"). According to the WMO International Cloud Atlas, mamma is a cloud supplementary feature rather than a genus, species or variety of cloud. They are formed by cold air sinking down to form the pockets contrary to the puffs of clouds rising through the convection of warm air. 

Check our gallery to see an interesting shot of the lightning by Tasha Wiatr that accompanied the storm.

There are also lots of great shots in our comments section below. Check them out and thanks to everyone for submitting them!

Environment Canada says there is still the risk of a thunderstorm this morning.

The humidex reading will hit 34 degrees by this afternoon.



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