M
T
W
T
F
S
S
21 may
+22
+12
22
+22
+12
23
+23
+14
24
+26
+15
25
+31
+12
26
+32
+13
+29
min: +15
+23
+17
+27
+15
+28
+15
+27
+17
+28
+16
+30
+15
+31
+17
+32
+17
+32
+19
6
+33
+19
7
+33
+22
8
+33
+19
9
+32
+21
10
+32
+20
11
+33
+21
12
+31
+20
13
+34
+21
14
+35
+21
15
+33
+24
16
+36
+23
17
+35
+23
18
+36
+23
19
+37
+23
20
+35
+27
21
+34
+26
22
+32
+25
23
+34
+22
24
+34
+23
25
+35
+21
26
27
28
29
30
1 jul

Geomagnetic field

S, 27 may
2 points
Small perturbations
M, 28 may
3 points
Weak geomagnetic storm
T, 29 may
3 points
Weak geomagnetic storm