Was today the aurora visible tomorrow?
Checking
NO
No — at Kp 1.7 there is no geomagnetic storm, and Ohio needs roughly Kp 8.
Why
- Kp index 1.67 at 06:00 UTC; storm level: none
- Peak Kp in the past 24 hours: 4.33
- Aurora overhead at 40°N needs about Kp 8