How to read the OVATION aurora map for both visual chasers and HF/VHF operators. What aurora does to polar HF propagation and 6m/2m aurora-bounce opportunities.
NOAA's OVATION Prime forecast — ingests real-time solar wind from DSCOVR/ACE and predicts auroral intensity 30 minutes ahead.
Colored oval = predicted auroral location. Yellow / red = strong; green = moderate. Oval expands EQUATORWARD during geomagnetic storms.
Strong auroras ionize high-latitude atmosphere:
Part of the BloomWX learn library — beginner-friendly explainers covering every surface of the BloomWX weather dashboard. Open BloomWX to see live data for any U.S. county.