I am deprecating these, as they are not supported in mobile or web.
The rain delay will not run the schedule on Saturday.
We currently do not support a 6 hour delay. Best bet might be to rain delay for Friday, after lawn service you can just manually run the schedule.
Flex schedules coming out Monday allow you to opt-in to watering days. So, you could essentially opt-in to M-Th, Sa, Su and let flex take over