(The data for this month in the wdc-like format is here.)
WDC for Geomagnetism, Kyoto
Hourly Equatorial Dst Values (PROVISIONAL)
OCTOBER 2025
unit=nT UT
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24
DAY
1 -68 -74 -75 -68 -66 -77 -74 -65 -75 -63 -53 -50 -52 -56 -60 -57 -52 -53 -59 -67 -66 -65 -58 -52
2 -49 -70 -77 -73 -73 -89 -78 -72 -80 -78 -68 -74 -74 -72 -66 -55 -51 -51 -51 -48 -47 -60 -66 -63
3 -58 -62 -65 -66 -65 -61 -64 -57 -57 -63 -54 -45 -44 -45 -47 -43 -38 -42 -45 -40 -43 -44 -40 -39
4 -39 -40 -41 -43 -42 -45 -44 -44 -46 -41 -44 -44 -47 -55 -51 -42 -36 -39 -41 -39 -37 -35 -36 -35
5 -29 -32 -32 -31 -34 -36 -34 -30 -27 -29 -29 -29 -24 -23 -24 -21 -19 -20 -22 -20 -20 -22 -21 -18
6 -15 -12 -11 -11 -11 -11 -11 -8 -10 -13 -10 -11 -11 -10 -10 -9 -10 -9 -6 -9 -10 -10 -12 -13
7 -17 -21 -19 -21 -22 -19 -20 -19 -18 -21 -26 -33 -46 -44 -44 -38 -36 -33 -31 -31 -30 -30 -28 -28
8 -28 -31 -33 -34 -36 -29 -25 -27 -28 -27 -27 -31 -24 -25 -25 -27 -23 -23 -22 -18 -15 -9 -6 -4
9 -3 -2 -2 -5 -5 -4 -1 -3 2 8 11 10 11 11 10 11 7 4 0 -1 -9 -17 -17 -17
10 -18 -15 -16 -15 -13 -17 -14 -8 -6 -3 -1 0 -3 -6 -5 -7 -7 -3 -1 -4 -4 -7 -2 5
11 6 6 10 8 7 1 -4 -14 -16 -19 -17 -11 -14 -23 -21 -17 -9 -7 -5 2 8 -1 -6 -1
12 -3 0 0 -11 -7 -8 -13 -11 -11 -9 -14 -24 -29 -25 -22 -29 -23 -26 -26 -38 -40 -30 -32 -37
13 -25 -25 -29 -31 -29 -24 -28 -28 -26 -25 -18 -17 -23 -24 -21 -19 -18 -15 -14 -10 -5 -4 -7 -8
14 -10 -10 -12 -12 -10 -9 -7 -4 -3 -4 -1 -2 -4 -3 -4 -5 -5 -2 0 2 5 5 1 1
15 -4 -9 -13 -13 -11 -12 -14 -13 -17 -17 -12 -9 -10 -11 -9 -5 -1 0 -2 -2 -1 0 0 1
16 4 5 6 8 8 8 7 6 6 2 1 1 0 1 2 3 4 4 4 3 2 6 9 11
17 15 16 14 17 18 16 18 25 32 28 26 12 22 25 21 23 22 20 18 19 16 20 18 14
18 13 20 23 19 19 9 -12 -20 -28 -21 -19 -31 -24 -16 -15 -13 -10 -25 -48 -59 -50 -57 -50 -46
19 -44 -40 -37 -41 -46 -38 -37 -37 -39 -35 -30 -27 -27 -27 -18 -16 -17 -15 -19 -22 -20 -16 -13 -15
20 -13 -11 -14 -20 -22 -19 -19 -14 -13 -15 -15 -13 -14 -13 -15 -11 -7 -6 -5 -5 -3 -6 -8 -6
21 -3 -9 -15 -16 -11 -9 -8 -7 -9 -10 -7 -4 -5 -6 -4 -3 1 -1 -6 -7 -7 -9 -6 -5
22 -4 -4 -3 -4 0 2 2 3 3 2 3 3 4 5 5 4 3 1 0 4 9 8 4 1
23 4 5 2 2 4 3 3 3 1 1 3 6 2 -1 3 7 11 11 12 8 11 8 10 7
24 8 3 2 2 1 2 -2 -1 -5 -7 -3 -1 -4 -6 -5 0 4 5 1 -1 2 5 7 5
25 2 1 1 4 5 -6 -8 -5 -3 -1 2 4 1 3 -2 -1 3 5 7 8 9 12 13 11
26 11 13 15 14 11 10 8 6 4 5 3 8 8 6 6 4 2 4 7 9 12 14 17 18
27 18 16 14 15 17 17 17 15 10 10 10 13 14 14 19 22 22 15 9 6 5 7 8 8
28 13 13 8 5 0 -3 -7 -1 4 2 3 6 3 2 4 5 1 2 -6 -13 -20 -16 -17 -19
29 -14 -5 -6 -9 -8 -3 -10 -7 -6 -9 -11 -6 -2 -5 -4 -6 -16 -36 -35 -30 -26 -24 -19 -33
30 -36 -25 -22 -21 -22 -17 -20 -25 -34 -50 -48 -52 -56 -66 -68 -62 -65 -61 -50 -43 -44 -47 -38 -40
31 -38 -40 -46 -49 -48 -46 -41 -42 -37 -45 -49 -41 -39 -44 -47 -39 -40 -44 -40 -38 -36 -29 -27 -25