Wait till just before storm hits and you’re sure of rainfall then drain water down.
Turn off breakers when storm hits.
Leave equipment off for a day after the storm so equipment can dry out.
Have you checked for phosphates?
It's never good to leave algae as it can destroy pool finishes, fortunately you have pebble tech which stands up the best as algae 'roots' into the finish.
Is it a 'dead' area or is there little water movement there?