I think by "modern" you mean that it makes my browser stutter when scrolling from what appears to be layer upon layer of transparent divs?
Also, I can't select a location manually, it forces the use of GPS location finding. Even if you bookmark a specific location and then load it in a new tab, it'll immediately prompt to use your location. If you refuse...
Unable to detect location.
To use your current location, allow permission via browser settings.
It simply hides the content of the page, so you can't see or do anything with a URL somebody sends you if you don't grant location permission.
I bet this page cost millions. It hides the information I'm looking for "below the fold". It shows a grand total of 276 bytes of readable text on an entire page of HTML that took 198 requests, 2.32 MB and 19 seconds to load.
As I mentioned, I have to scroll down to see the content I actually wanted, which is the hourly forecast. But despite making you scroll, it still hides half the content with a "show more" expanding section you have to manually click. The "saved" area is a tiny, tiny fraction of the multi-page screen real estate they waste on enormous empty space.
The radar map no longer shows temperature measurements or anything useful, and is staggeringly slow. It stutters my very high-end gaming laptop. This is in part because BoM was too incompetent to host ESRI ArcGIS themselves and used the cloud-hosted "tiles.arcgis.com", which is hosted in the United States, 230 milliseconds away from Australian users.
Speaking of United States data centers used for Australian Government websites, I've noticed that it seems to be the policy of both state and federal departments to add the Google Analytics to all pages to ensure that Google can track our citizens during their interactions with their government...