How to turn on radar?

[Ohan]

Once you get radar on your map, and start wondering what you are seeing, then here is an informative thread for you:

What are the differences between the various radar views(Answered)

I really like the radar views, but am having difficulty understanding the differences. They are all slightly different and I am not sure why. There seem to be four views: Composite Radar reflectivity 1k radar 4k radar All of these seem to run both into the future and into the past. I had thought Radar Reflectivity would have been “actuals”, past only, based on what the radars actually detect. But it runs into the future, so what exactly is it? I also notice that my radar programs (I like …