International Association of Geomagnetism and Aeronomy

(International Service of Geomagnetic Indices)

Nowcast data for March 2025

(Last update: 07:21:45 UTC, March 29, 2025)

Geomagnetic Planetary Indices

Kp three-hourly daily

1 2 3 4 5 6 7 8 Sum Ap Cp

1 2+ 4- 4o 4- 4- 2- 3o 3o 25o 17 0.9

2 2- 2o 2+ 1+ 1+ 0+ 0o 0+ 9+ 4 0.2

3 1+ 1o 1o 1o 0+ 1- 1o 1o 7+ 4 0.1

4 1+ 2+ 2- 1+ 2- 2- 3-⁽¹²⁾ 5-⁽¹²⁾ 17+ 11 0.6

5 4-⁽¹²⁾ 3o⁽¹²⁾ 2+⁽¹²⁾ 2+⁽¹²⁾ 2-⁽¹²⁾ 3-⁽¹²⁾ 2-⁽¹²⁾ 2+ 20- 11 0.6

6 2+ 1+ 2+ 2- 1- 1+ 2+ 1+ 13+ 6 0.3

7 1o 3- 2+ 3o 2o 3- 2o 1o 17- 9 0.5

8 2- 3o 3o 3+ 2+ 3+ 5- 5- 26o 20 1.0

9 5o 6- 4o 5o 4o 3- 3- 3+ 32+ 32 1.3

10 3- 2o 2o 2+ 2+ 3- 1+ 2o 17+ 8 0.5

11 2o 2+ 2o 2+ 2+ 2- 1+ 3- 17- 8 0.4

12 4o 3+ 3o 4o 4o 5o 5o 5- 33o 31 1.3

13 5o 5- 4+ 4o 5- 4- 5- 4o 35o 34 1.3

14 5+ 3o⁽¹²⁾ 3+⁽¹²⁾ 3o⁽¹²⁾ 3+⁽¹²⁾ 4- 3- 3+ 28- 22 1.1

15 4o 4- 4- 4- 3+ 3o 1o 1- 23o 17 0.9

16 2o 2o 2o 2+ 3+ 1o 2o 3- 17+ 9 0.5

17 3o 3+ 3- 2- 3o 3o 3+ 3- 23- 14 0.8

18 3+ 3+ 2+ 2+ 3o 3o 2- 2+ 21+ 12 0.7

19 2+ 4o 4o 3- 3o 3+ 5- 3o 27o 20 1.0

20 2o 2- 2o 1- 1+ 0+ 1o 2o 11o 5 0.2

21 3+ 3o 2- 2- 2+ 4o 5+ 5- 26o 22 1.1

22 6- 5o 3o 2+ 4- 4o 4- 4o 31+ 30 1.3

23 4o 2o 3- 2- 2o 1o 2-⁽¹²⁾ 1+ 16+ 9 0.5

24 4o 4+ 3- 3+ 4- 3+ 3- 2- 26- 18 1.0

25 3+ 3- 3- 3o 2o 2+ 4o 3+ 23+ 15 0.8

26 4+ 4+ 2+ 3+ 6- 6- 6o 5- 36+ 43 1.5

27 4- 5- 5- 4o 5- 5- 3+ 4- 33+ 31 1.3

28 2+ 3o 3- 2o 2+ 3o 3o 4o 22+ 14 0.8

29 3o 4- 1+


Kp three-hourly	daily
	1	2	3	4	5	6	7	8	Sum	Ap	Cp

1	2+	4-	4o	4-	4-	2-	3o	3o	25o	17	0.9
2	2-	2o	2+	1+	1+	0+	0o	0+	9+	4	0.2
3	1+	1o	1o	1o	0+	1-	1o	1o	7+	4	0.1
4	1+	2+	2-	1+	2-	2-	3-⁽¹²⁾	5-⁽¹²⁾	17+	11	0.6
5	4-⁽¹²⁾	3o⁽¹²⁾	2+⁽¹²⁾	2+⁽¹²⁾	2-⁽¹²⁾	3-⁽¹²⁾	2-⁽¹²⁾	2+	20-	11	0.6
6	2+	1+	2+	2-	1-	1+	2+	1+	13+	6	0.3
7	1o	3-	2+	3o	2o	3-	2o	1o	17-	9	0.5
8	2-	3o	3o	3+	2+	3+	5-	5-	26o	20	1.0
9	5o	6-	4o	5o	4o	3-	3-	3+	32+	32	1.3
10	3-	2o	2o	2+	2+	3-	1+	2o	17+	8	0.5
11	2o	2+	2o	2+	2+	2-	1+	3-	17-	8	0.4
12	4o	3+	3o	4o	4o	5o	5o	5-	33o	31	1.3
13	5o	5-	4+	4o	5-	4-	5-	4o	35o	34	1.3
14	5+	3o⁽¹²⁾	3+⁽¹²⁾	3o⁽¹²⁾	3+⁽¹²⁾	4-	3-	3+	28-	22	1.1
15	4o	4-	4-	4-	3+	3o	1o	1-	23o	17	0.9
16	2o	2o	2o	2+	3+	1o	2o	3-	17+	9	0.5
17	3o	3+	3-	2-	3o	3o	3+	3-	23-	14	0.8
18	3+	3+	2+	2+	3o	3o	2-	2+	21+	12	0.7
19	2+	4o	4o	3-	3o	3+	5-	3o	27o	20	1.0
20	2o	2-	2o	1-	1+	0+	1o	2o	11o	5	0.2
21	3+	3o	2-	2-	2+	4o	5+	5-	26o	22	1.1
22	6-	5o	3o	2+	4-	4o	4-	4o	31+	30	1.3
23	4o	2o	3-	2-	2o	1o	2-⁽¹²⁾	1+	16+	9	0.5
24	4o	4+	3-	3+	4-	3+	3-	2-	26-	18	1.0
25	3+	3-	3-	3o	2o	2+	4o	3+	23+	15	0.8
26	4+	4+	2+	3+	6-	6-	6o	5-	36+	43	1.5
27	4-	5-	5-	4o	5-	5-	3+	4-	33+	31	1.3
28	2+	3o	3-	2o	2+	3o	3o	4o	22+	14	0.8
29	3o	4-	1+

Note: If not the complete data from all 13 observatories could be used in the calculation, the number of already included observatories is given in parentheses.

Editor:

GFZ German Research Centre for Geosciences

Adolf Schmidt Observatory for Geomagnetism

https://www.gfz-potsdam.de/en/kp-index/