The landing page for the Storm view shows current cluster status and nimbus configuration.

It shows the available nimbus host(s), and for a nimbus HA, denotes which host is a leader. It also shows all available supervisor hosts and currently deployed topologies. Here is an example landing page:

The lower left section of the summary page shows resource utilization of supervisors:

The upper right section shows the current status of the deployed topology:

Click on the "Nimbus Configuration" section to list Storm configuration settings: