UASidekick is a useful website working with the AMA to view NOTAMs in the area that can effect the ability of our field to be open for flying. You can explore and view the map or choose to register using your AMA information. Both of which are free.
https://uasidekick.com
Top menu-choose AMA
AMA Registration Portal
Fill out information
Register
If you go back to the home page. Under AMA tab, scroll to bottom and you can download the app for your phone.