Kp index — March 2003
The Kp archive
GFZ definitive record · 3-hour UTC intervals · 1932 → 2026-07-31
Max Kp
6.3
31 Mar · G2
Storm nights
16
G1×11G2×5
Time at storm level
17.3%
intervals at Kp ≥ 5−
Avg Kp
3.2
all intervals
Tap a day — its eight intervals open here.
Highlights
- G2 storm · Mar 27–31 · peak Kp 6.3
2003 · the year at a glance — storm nights by month · year peak Kp 9.0
All-time record: Kp 9.0 — reached on 27 days, most recently 2024-05-11.