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Geomagnetic storm on 25 Feb 1956 (G4)

Max Kp8+G4

Ap103No. 3 in 1956

Consecutive G1+ days5

Ap rank150since 1932

Kp by 3-hour slot (UTC)

00–031-

03–066o

06–098+

09–127+

12–157-

15–187-

18–217-

21–243+

The days around it

Date	Max Kp	Ap	Level
22 Feb 1956	4+	18	–
23 Feb 1956	3+	7	–
24 Feb 1956	3-	7	–
25 Feb 1956	8+	103	G4
26 Feb 1956	5-	18	G1
27 Feb 1956	5o	20	G1
28 Feb 1956	5+	24	G1

Highest-Ap days of 1956

27 Apr 1956172

16 May 1956156

25 Feb 1956103

3 Mar 1956102

24 May 195695

15 Nov 195686

24 Aug 195684

2 Sep 195682

22 Apr 195680

8 Sep 195678

Dates and time slots are UTC. Kp is the 3-hourly planetary geomagnetic index (0–9); Ap is the daily average disturbance. G1–G5 follow the NOAA storm scale (Kp 5- and above counted as G1). Aurora visibility also depends on weather and location. The latest values are preliminary.

← 19 Nov 1955 3 Mar 1956 →

About this page

Max Kp 8+, Ap 103: No. 150 of 34,615 days since 1932 by Ap.