Perth, who finished third, were eliminated after a disappointing loss to Joondalup at Fletcher Park, while sixth-placed South Perth fought hard but ultimately came up short against a powerful Claremont-Nedlands.
Joondalup’s Simon Branston ripped through the Demons top order as they fell to 4-10, before Tom Casey restored some hope with an unbeaten 42.
Casey had little support around him, as Perth were bowled out for 99.
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Liam Guthrie was the best of the bowlers with four wickets, as Joondalup was eventually dismissed for 204.
At Cresswell Park, South Perth’s clash ended as a draw, with rain intervening with the Sky Blues facing a mountain to climb.
The Tigers hammered more than 400 in their first innings to make the task almost impossible for the Sky Blues, before the mid-afternoon storm halted play.
Cam Huckett was outstanding with four wickets, as the home side amassed 8-409 from 112 overs.
The Sky Blues managed 2-103 from 37 overs before play ended. Brandon Guest was 37 not out for the visitors.
Third grade progressed to a Preliminary final with a strong victory over Joondalup.
Alex Calmy and Jason Hill bowled out Joondalup for 144.
Openers Bronson Chabros (66) and Adam Disisto (82) are proving to be a great combination and their opening stand of 133 ensured an easy win.
The under 17’s were gallant in their semi-final defeat against Wanneroo.
Rhys McVeigh scored 101 not out but Wanneroo overhauled the 191 total losing just three wickets.