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Geomagnetic storm on 16 Mar 1949 (G3)

Max Kp7+G3

Ap36No. 25 in 1949

Consecutive G1+ days5

Ap rank1,973since 1932

Kp by 3-hour slot (UTC)

00–032o

03–062-

06–091+

09–122o

12–152o

15–187+

18–216o

21–244-

The days around it

Date	Max Kp	Ap	Level
13 Mar 1949	4+	23	–
14 Mar 1949	5+	38	G1
15 Mar 1949	5-	21	G1
16 Mar 1949	7+	36	G3
17 Mar 1949	6+	36	G2
18 Mar 1949	7-	37	G3
19 Mar 1949	3+	10	–

Highest-Ap days of 1949

25 Jan 1949156

15 Oct 1949156

12 May 1949153

26 Jan 1949100

14 Oct 194991

22 Mar 194990

8 Apr 194983

7 Oct 194965

4 Aug 194964

16 Oct 194962

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.

← 26 Jan 1949 18 Mar 1949 →

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Max Kp 7+, Ap 36: No. 1,973 of 34,615 days since 1932 by Ap.