Calgary and southern Alberta have been slammed by high winds, ripping the roof of a strip mall partially off and closing the airport tunnel as crews cleared debris.

The Airport Tunnel is closed due to flying debris and high winds. <a href="https://t.co/m1OTecwC3K">pic.twitter.com/m1OTecwC3K</a> —@CBCmonty

No word yet on when the tunnel will reopen. (Monty Kruger/CBC)

Calgary is among several communities in southern Alberta affected by high winds. Warnings are currently in effect for:

Later in the afternoon, several warnings were cancelled.

The Calgary Emergency Management Agency (CEMA) said in a tweet the roof of Highland Park strip mall had been partially blown off.

Partial roof blown off strip mall at 215 39th Ave NE. <a href="https://twitter.com/hashtag/calgaryfire?src=hash">#calgaryfire</a> managing it...all okay, no injuries <a href="https://twitter.com/hashtag/yyc?src=hash">#yyc</a> <a href="https://twitter.com/hashtag/yycweather?src=hash">#yycweather</a> —@iceTyyc

Calgary fire responded to 215 39th Ave. N.E. but say there are no injuries.

Just some of the grass and debris removed from the airport tunnel. <a href="https://t.co/FbKWqcumZy">pic.twitter.com/FbKWqcumZy</a> —@CBCmonty