Was October 28, 2026 a good day for aurora?
NO
No — geomagnetic activity is quiet, with Kp around 2.3 and no storm, so London saw no aurora.
Why
- Latest planetary Kp index was 2.33, with no geomagnetic storm.
- Aurora reaches London only around Kp 7 or higher.
- Kp 3-4 keeps aurora near the Arctic circle, about 65 degrees.