Sorry, I’m not feeling well today, so this will be brief but I’m sure other people will pop in to help.
“ opens” during a certain time Is easy. 
You can either create a custom smart home monitor automation or use the “notify me when” smart app.
For “notify me when,“ go to the marketplace, then “safety and security“ then choose “notify me when“ and follow the instructions. Here are the screenshots of that process:
“Is open” At a certain time is more complicated. I don’t know if there’s a way to do that in the new V3 app or not. You could certainly do it with webcore. See the community FAQ:
How to Get Started Creating Complex Rules in SmartThings (2017) (SmartThings Classic)