In article , helmsman
writes:

Solar-terrestrial indices for 17 September follow.
Solar flux 106 and estimated mid-latitude A-Index 35.
The mid-latitude K-index at 2100 UTC on 17 September was 4 (54 nT).

Space weather for the past 24 hours has been strong.
Geomagnetic storms reaching the G3 level occurred.

Space weather for the next 24 hours is expected to be minor.
Geomagnetic storms reaching the G1 level are expected.


Got it..
anyone got an analogue meter to display this stuff on ??