Link to Data Center Top Page , Top Page , Last Month , Next Month [Updated at 2022-06-02 07:03UT]
(The monthly data in the wdc-like format is here.)

                                      WDC for Geomagnetism, Kyoto
                                Hourly Equatorial Dst Values (PROVISIONAL)
                                            OCTOBER   2021
      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  -19 -19 -16 -14 -14 -14 -14 -14  -23 -21 -19 -17 -18 -23 -31 -28  -30 -27 -23 -23 -23 -23 -22 -20
 2  -18 -16 -13 -13 -12 -12 -12 -10   -8 -11 -15 -25 -25 -25 -29 -29  -25 -24 -23 -24 -25 -26 -26 -25
 3  -23 -21 -20 -21 -21 -23 -22 -17  -13 -11 -12 -17 -16 -14 -12  -9   -6  -5 -10 -18 -24 -27 -30 -30
 4  -21 -21 -19 -19 -20 -22 -22 -19  -15 -11 -10 -12 -13 -13 -13 -13  -11 -12 -12 -14 -16 -15 -11  -7
 5   -8 -10 -10  -9 -12 -13 -14 -13  -12 -12 -13 -16 -18 -17 -12  -9   -8  -7  -8  -7  -8  -9  -7  -7

 6   -3  -4   0   3   2   1   1   2    9   8  -2 -11 -12 -10  -9 -13  -25 -32 -30 -26 -20 -17 -17 -17
 7  -14 -10 -10 -14 -14 -14 -13 -15  -11  -9 -11 -14 -16 -18 -23 -25  -22 -21 -19 -16 -16 -18 -18 -18
 8  -18 -17 -12 -10 -12 -16 -17 -15  -12 -11 -12 -12 -10  -8 -10  -9   -5  -2  -2  -3  -4  -3  -2  -3
 9   -6  -9  -9  -8 -10 -12 -13 -13  -11 -11 -12 -15 -16 -14 -11  -8   -5  -4  -4  -4  -5 -10  -9  -7
10   -5  -3   4  10   5  -4  -2   3    6   9  13   5  -5 -10 -19 -19  -18 -14  -7 -10 -12 -24 -29 -17

11  -10  -8 -12 -11  -9 -12 -13 -19  -18 -23 -23 -22 -16 -13 -15 -18  -21 -26 -28 -29 -26 -28 -33 -39
12  -35 -35 -28 -43 -48 -41 -58 -51  -53 -39 -34 -42 -48 -52 -65 -63  -57 -50 -55 -47 -37 -39 -36 -42
13  -41 -42 -36 -34 -38 -43 -40 -34  -30 -29 -29 -32 -32 -32 -31 -29  -26 -27 -27 -27 -28 -27 -25 -24
14  -19 -21 -22 -21 -20 -21 -18 -15  -16 -17 -16 -17 -16 -20 -23 -26  -27 -31 -32 -23 -17 -11 -11  -9
15   -8 -11 -14 -15 -14 -13 -12 -13  -11  -9 -10 -10  -9  -8  -8  -9   -8  -9  -9 -10 -10 -12 -16 -21

16  -22 -11  -9 -10 -10 -10  -7  -7   -6  -3  -1  -1   2   3   2   2   10   9   0   0  -3  -8  -7  -6
17   -3  -1  -1  -1  -2  -1   2   3    0  -2 -11 -23 -28 -26 -26 -29  -32 -32 -40 -44 -45 -51 -53 -55
18  -55 -50 -50 -51 -49 -45 -41 -36  -33 -27 -20 -15 -14 -10  -2  -3   -7 -11 -12  -8 -21 -28 -32 -31
19  -25 -22 -21 -29 -33 -28 -22 -20  -22 -24 -26 -21 -15 -12 -11  -8  -10 -22 -25 -21 -26 -28 -20 -19
20  -14 -13 -15 -19 -19 -15 -10  -6   -6  -6  -4  -3  -6  -5  -6 -11   -7  -6  -5  -3  -1  -5  -8  -2

21   -4  -3  -3  -2  -3  -5  -8 -12  -14 -11 -10  -7  -1  -1   0  -2   -7 -10 -13 -15 -17 -17 -14 -13
22  -13 -14 -10 -10 -10  -9  -8  -8   -9  -7  -6  -1   1  -1  -2  -2   -1  -2  -3  -2   0  -3  -3  -2
23   -1   1   0   1   1   1   0   0   -1  -2  -2  -1   1   1   2   2    2   2   0   1   0  -2   0   4
24    7   8   8   6   3   2   2   4    6   7   4  -2  -4  -2   0  -1   -5  -7  -8 -10 -11 -11 -10  -8
25   -7  -8  -9  -4  -4  -5  -6  -5   -2  -2  -4  -4  -1   3   3   5    6   1  -3   0   0  -1   3   4

26   -1   2   2   0  -3  -5  -4  -1    0  -1  -3  -1   2   3   1   3    3   3   3   4   3  -1  -3  -2
27   -1  -1   0   1   0   1   4   5    4   3   4   7   5   5   8   8    7   5   3   0  -3  -3  -1  -2
28   -2  -2   0   0   1   2   5   6    4   4   3   3   4   6   6   8    9   9   8   8  11  15  16  15
29   13  10  11  10  10  11   9   9    7   7   7   7   8   7   7   7    9  11  11  10  11  11   6   6
30    3   2  -6  -3  -1  -5  -9  -8   -4  -3   0  -1   1   3   5   6    9  11  18  21  13   8 -10 -18

31  -20 -24 -24 -28 -32 -33 -25 -18  -12 -11   2   5  -6 -29 -36 -29  -26 -27 -26 -24 -25 -25 -15 -14