What is the status of my iCloud storage?

See the article Check your iCloud storage on any device - Apple Support

Check your iCloud storage on your iPhone, iPad, or iPod touch

1. On your iPhone, iPad, or iPod touch, go to Settings > [your name] > iCloud.
2. The bar graph shows your overall storage usage.
3. Tap Manage Account Storage or Manage Storage for more details.
4. Below the graph, you see a list of apps and features and how much iCloud storage they use. The apps and features that use the most storage are at the top of the list. You can tap an app or feature for more information.