Here is a near real time MUF map ….
Near-Real-Time MUF map
This map shows the Maximum Usable Frequencies (MUFs) for 3000 kilometre radio signal paths. The current sunspot number (SSN) and Planetary A-index are also updated every 30 minutes; found at the base of this image. The grey line position, the auroral ovals, and the sun position are also provided.For more details, click on the map.
