1945Year 2 of solar cycle 18

Geomagnetic storms of 1945

1945 had 47 geomagnetic storms reaching Kp 5 or more, 5 of them strong (G3 or above); the strongest reached Kp 7+. Every storm with its dates, and the Kp of every day of the year.

47Every storm

5G3–G5

Kp 7+Peak Kp

59days 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 · 1945

3Jan

4Feb

9Mar

7Apr

0May

1Jun

5Jul

2Aug

4Sep

5Oct

1Nov

6Dec

Date	Level	Peak Kp	Hours at Kp 5 or more	ap
9 – 10 January 1945	G2	Kp 6−	9	67
15 January 1945	G2	Kp 6	6	80
28 – 30 January 1945	G3	Kp 7	21	132
5 February 1945	G1	Kp 5−	6	39
16 February 1945	G1	Kp 5−	3	39
26 February 1945	G1	Kp 5+	6	56
27 February 1945	G1	Kp 5−	3	39
5 March 1945	G1	Kp 5+	6	56
8 March 1945	G1	Kp 5−	6	39
11 March 1945	G1	Kp 5	15	48
12 March 1945	G2	Kp 6+	15	94
15 March 1945	G3	Kp 7−	15	111
16 March 1945	G1	Kp 5−	3	39
20 March 1945	G2	Kp 6	6	80
26 March 1945	G2	Kp 6	24	80
27 – 28 March 1945	G3	Kp 7+	15	154
1 – 2 April 1945	G3	Kp 7	15	132
5 April 1945	G2	Kp 6	3	80
6 April 1945	G1	Kp 5−	3	39
7 April 1945	G1	Kp 5−	3	39
11 – 12 April 1945	G2	Kp 6+	15	94
12 April 1945	G1	Kp 5−	3	39
14 April 1945	G1	Kp 5	3	48
6 June 1945	G1	Kp 5−	3	39
1 – 2 July 1945	G2	Kp 6	21	80
6 July 1945	G2	Kp 6−	6	67
17 July 1945	G1	Kp 5−	3	39
23 July 1945	G1	Kp 5+	3	56
30 July 1945	G1	Kp 5	3	48
2 August 1945	G1	Kp 5	6	48
28 August 1945	G2	Kp 6+	6	94
4 September 1945	G1	Kp 5−	3	39
12 September 1945	G1	Kp 5−	3	39
17 – 19 September 1945	G2	Kp 6+	30	94
27 September 1945	G1	Kp 5−	3	39
7 October 1945	G1	Kp 5−	3	39
12 October 1945	G1	Kp 5+	12	56
24 – 25 October 1945	G2	Kp 6	27	80
27 – 28 October 1945	G2	Kp 6+	9	94
28 October 1945	G1	Kp 5−	3	39
9 November 1945	G2	Kp 6+	12	94
13 – 14 December 1945	G3	Kp 7−	21	111
19 – 20 December 1945	G2	Kp 6	9	80
21 December 1945	G2	Kp 6−	6	67
25 – 26 December 1945	G1	Kp 5	12	48
27 December 1945	G1	Kp 5+	6	56
28 December 1945	G1	Kp 5−	3	39