Ahhh. that mystical earth science!
Well here”s something to hopefully make your life easier. Some early warnings
for aurora, e-skip on 144Mhz, solar x-rays, and geomagnetic field.
| VHF Aurora: | ||
| 144 MHz E-Skip in EU: | ||
| From The DXrobot | ||
| Solar X-rays: | ||
| Geomagnetic Field: | ||
| From n3kl.org |

useful links:
rsgb propagation page. just about every link you could wish for
William Hepburn”s excellent tropospheric ducting forecast
John Harder”s VHF propagation maps from APRS data