Solar flares, geomagnetic activity, and Schumann resonance forecast for Today, 12 Apr 2026 utc
Solar flare
C2
K-Index
3.7
Schumann
high
C4
3.2
H
Mar 12
M1
5.8
n
Mar 13
C2
6
H
Mar 14
M1
4.8
H
Mar 15
M2
3.8
H
Mar 16
M1
2.6
H
Mar 17
M2
2.2
H
Mar 18
C2
2.9
n
Mar 19
B5
6.8
H
Mar 20
C1
8
H
Mar 21
C3
8
H
Mar 22
C3
6
H
Mar 23
C7
6
n
Mar 24
C3
5.5
H
Mar 25
M3
3.4
H
Mar 26
C5
3.1
H
Mar 27
M1
3.3
H
Mar 28
C2
4.5
H
Mar 29
X1
4.5
g
Mar 30
C1
3.7
g
Mar 31
C8
4
g
Apr 01
M3
6.1
g
Apr 02
M1
6.7
n
Apr 03
M7
4.7
g
Apr 04
C3
4.2
g
Apr 05
C1
3.6
H
Apr 06
C5
3.9
H
Apr 07
C8
2.7
H
Apr 08
M1
3.5
g
Apr 09
B7
4.5
n
Apr 10
C2
5.2
g
Apr 11
C2
3.7
H
Apr 12
3
N/A
N/A
Apr 13
4
N/A
N/A
Apr 14