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Kakioka K-index on 25
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 UT    K    Comments
00-02: 1    0: calm
03-05: 2    2: oscillation
06-08: 2    2: oscillation
09-11: 3    3: irregular disturbance
12-14: 4    6: impulsive disturbances
15-17: 3    3: irregular disturbance
18-20: 2    2: oscillation
21-23: 1    0: calm
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K-sum: 18
K-max: 4
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MAGNE KA251 22343 21022 36320
REMARKS IMPULSIVE DISTURBANCE OCCURRED AT 1321