Hosts Belgium and rivals Austria were the Group B winners on Wednesday morning, but the Group A match between Finland and Portugal fell victim to the weather.
The tightest match so far saw Portugal beat Luxembourg in the final over in Brussels on the tournament's second morning, while there were much easier wins for the Isle of Man and Spain.
An urgently convened meeting of the ICC European Division 2 Championship Event Technical Committee (ETC) has met to discuss damage to the outfield at Ostend.