1941Year 8 of solar cycle 17

Geomagnetic storms of 1941

1941 had 69 geomagnetic storms reaching Kp 5 or more, 11 of them strong (G3 or above); the strongest reached Kp 9. Every storm with its dates, and the Kp of every day of the year.

69Every storm

11G3–G5

Kp 9Peak Kp

100days at Kp 5 or more

The year day by day

the day's highest Kp

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Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Kp 0–3Kp 4Kp 5 · G1Kp 6 · G2Kp 7 · G3Kp 8 · G4Kp 9 · G5

Every storm · 1941

5Jan

9Feb

10Mar

7Apr

4May

4Jun

5Jul

5Aug

8Sep

4Oct

6Nov

2Dec

Date	Level	Peak Kp	Hours at Kp 5 or more	ap
6 January 1941	G1	Kp 5	6	48
17 January 1941	G2	Kp 6−	12	67
18 January 1941	G1	Kp 5+	6	56
24 – 25 January 1941	G2	Kp 6−	12	67
26 January 1941	G1	Kp 5	3	48
3 February 1941	G1	Kp 5−	3	39
6 February 1941	G1	Kp 5−	3	39
7 February 1941	G1	Kp 5+	3	56
13 – 14 February 1941	G1	Kp 5	9	48
15 February 1941	G1	Kp 5+	3	56
17 February 1941	G1	Kp 5−	3	39
21 – 22 February 1941	G2	Kp 6−	30	67
23 February 1941	G2	Kp 6−	12	67
24 February 1941	G1	Kp 5	3	48
1 – 2 March 1941	G5	Kp 9	33	400
3 – 5 March 1941	G1	Kp 5+	30	56
11 March 1941	G1	Kp 5	3	48
14 – 15 March 1941	G3	Kp 7	27	132
19 – 20 March 1941	G1	Kp 5+	6	56
20 March 1941	G1	Kp 5+	3	56
21 – 22 March 1941	G2	Kp 6	15	80
23 March 1941	G1	Kp 5	6	48
28 – 29 March 1941	G2	Kp 6+	21	94
29 – 31 March 1941	G4	Kp 8−	45	179
9 April 1941	G1	Kp 5−	3	39
10 – 11 April 1941	G1	Kp 5	12	48
12 April 1941	G1	Kp 5	3	48
18 – 19 April 1941	G2	Kp 6+	9	94
24 – 25 April 1941	G3	Kp 7−	33	111
26 April 1941	G1	Kp 5+	3	56
29 April 1941	G1	Kp 5+	3	56
17 May 1941	G1	Kp 5+	6	56
21 – 22 May 1941	G1	Kp 5	12	48
22 May 1941	G1	Kp 5	3	48
23 May 1941	G1	Kp 5	3	48
10 – 11 June 1941	G2	Kp 6	9	80
13 – 14 June 1941	G2	Kp 6	15	80
17 June 1941	G1	Kp 5+	3	56
20 June 1941	G1	Kp 5+	3	56
4 July 1941	G1	Kp 5−	3	39
4 – 5 July 1941	G5	Kp 9	30	400
6 – 7 July 1941	G3	Kp 7	24	132
10 July 1941	G1	Kp 5	6	48
21 July 1941	G2	Kp 6	12	80
2 August 1941	G1	Kp 5+	15	56
4 – 5 August 1941	G4	Kp 8+	27	236
6 – 7 August 1941	G2	Kp 6−	6	67
26 – 28 August 1941	G2	Kp 6	30	80
29 – 30 August 1941	G1	Kp 5+	15	56
7 September 1941	G1	Kp 5	3	48
13 – 14 September 1941	G2	Kp 6−	12	67
15 – 16 September 1941	G2	Kp 6−	9	67
18 – 20 September 1941	G5	Kp 9	48	400
21 September 1941	G2	Kp 6	6	80
23 September 1941	G1	Kp 5−	3	39
24 – 25 September 1941	G2	Kp 6−	6	67
29 September 1941	G1	Kp 5−	3	39
11 – 12 October 1941	G3	Kp 7−	15	111
22 October 1941	G2	Kp 6+	9	94
31 October 1941	G2	Kp 6−	3	67
31 October – 1 November 1941	G4	Kp 8−	24	179
5 – 6 November 1941	G1	Kp 5+	21	56
10 – 11 November 1941	G1	Kp 5−	9	39
17 – 18 November 1941	G1	Kp 5	15	48
19 November 1941	G2	Kp 6−	3	67
23 November 1941	G1	Kp 5−	3	39
28 November 1941	G2	Kp 6+	12	94
1 – 2 December 1941	G4	Kp 8−	27	179
16 December 1941	G1	Kp 5	3	48