Online Maximum & Lowest Observed Frequency (MOF & LOF) HF Propagation Prediction Tool

http://www.hamqsl.com/solar1.html

Online Maximum & Lowest Observed Frequency (MOF & LOF) HF Propagation Prediction Tool

For 3,000 kilometer radio signal single hop paths (original tool Courtesy of K1TTT)
N0NBH Tool enhancements include a different global map, resolution & auto population of your location, and obtaining & auto population of current SFI, A-Index, and K-Index conditions
Just click “NOW” as all settings (including location) are auto-populated using the current NOAA solar data indices.
I resolve and populate your coordinates using your IP address. If not correct, just click your QTH location on map then click “NOW”.
Select desired mode/map/overlays. Key shows bands.
Click “Next Hour” to advance, or enter desired UTC Date & Time, estimated SF/K/A Index, then click “Compute” for future predictions.