Easyjet A319 at Basel on Jul 20th 2014, turbulence injures cabin crew

An Easyjet Switzerland Airbus A319-100, registration HB-JZQ performing flight U2-1174 from Olbia (Italy) to Basel/Mulhouse (Switzerland/France) with 150 passengers and 6 crew, was descending through about FL230 towards Basel when the aircraft experienced "unexpected turbulence" resulting in injuries to one cabin crew. The aircraft continued for a safe landing on Basel's runway 15 about 15 minutes later.

On Sep 18th 2014 Switzerland's SUST announced an investigation has been opened into the occurrence rated an accident.

Metars:

LFSB 201730Z 17004KT 9999 FEW016 FEW040TCU BKN093 19/18 Q1011 TEMPO TSRA=

LFSB 201700Z 00000KT 9999 -RA FEW016 SCT040 BKN093 19/17 Q1011 TEMPO TSRA=

LFSB 201630Z VRB03KT 9999 RA FEW016 SCT040TCU BKN093 20/18 Q1012 TEMPO TSRA=

LFSB 201600Z 24004KT 150V290 9999 SHRA FEW026 SCT040TCU BKN120 20/18 Q1012 TEMPO TSRA=

LFSB 201530Z 28007KT 250V310 9999 SHRA FEW026 SCT040TCU BKN120 21/18 Q1012 NOSIG=

LFSB 201500Z VRB02KT 9999 VCTS FEW026 SCT040CB BKN120 22/18 Q1012 TEMPO TSRA SCT040CB=

LFSB 201430Z VRB03KT 9999 SCT040TCU FEW040 BKN120 23/18 Q1012 TEMPO TSRA FEW040CB=

LFSB 201400Z 13005KT 080V190 9999 FEW026 BKN120 23/18 Q1012 TEMPO TSRA FEW040CB=

LFSB 201330Z 12013KT 9999 FEW026 SCT130 22/18 Q1012 TEMPO TSRA FEW040CB=

LFSB 201300Z 12005KT 080V190 9999 -RA FEW026 SCT093 21/18 Q1012 TEMPO TSRA FEW040CB=

LFSB 201230Z 13010KT 100V160 9999 FEW026 BKN100 21/17 Q1013 NOSIG=

LFSB 201200Z 13007KT 090V160 9999 FEW020 BKN086 BKN120 21/18 Q1013 NOSIG=