Top 50 geomagnetic storms

On this page you will find an overview of the strongest geomagnetic storms since January 1994 together with links to more information in our archive. The Kp-values on this page are the official, finalized Kp-values from the GFZ in Potsdam, Germany. The Ap-index provides a daily geomagnetic activity average. This page is updated daily. Times are in UTC.

Ap 00-03h03-06h06-09h09-12h12-15h15-18h18-21h21-00hKp max
12003/10/292045-4988-8-9-9-9View archive
22003/10/301919-7+5+5-57999View archive
32000/07/1516434-5-4+89-99-9View archive
42001/03/311927-9-9-6+788+7+9-View archive
52004/07/271868+8-7+89-8+6+69-View archive
62004/11/101618-8+9-8+7+6+5+4+9-View archive
72003/11/2015014-6+6+8-9-9-89-View archive
82001/11/061429-9-755+7-6+6+9-View archive
92004/11/081409-9-8+753-4+5+9-View archive
102004/11/091196-65677-9-79-View archive
112005/08/241023-3+6+9-7+7-6+4+9-View archive
121998/05/0410169-8+6-64-2+39-View archive
132000/04/07749-66444+4-4-9-View archive
141998/09/251178-88+76+6-3-2+8+View archive
152003/10/311168+8-7+7-7+5-44+8+View archive
162003/05/2910944-4-378-8+8+8+View archive
172017/09/0810685-4+58+7+6+5-8+View archive
182001/11/241043+5+8+78-7+35-8+View archive
191994/04/171007-8+8+75-333+8+
202006/12/15948+8-7-6-6444-8+View archive
212005/05/089165+4-68+8-5+4-8+View archive
222005/05/15876-6-8+8-44558+View archive
232001/04/118532+224-88-8+8+View archive
242000/04/06822-4+3-2+3+7-8+8+8+View archive
252002/05/23783-3-27-8-8+53+8+View archive
262023/04/23652+2-1+3+5-5+8+7+8+View archive
272015/06/225713+4+35-5+8+5+8+View archive
282000/09/17565-42+345-5+8+8+View archive
292004/07/2515477+6+8-7+87+7+8View archive
301998/08/27144888-7-7-7-76+8View archive
311995/04/0710046-65+787+68
322000/05/249388-66-5564+8View archive
331999/10/229178-85+5-4+6-3+8View archive
342012/03/09875-6+87+7-6-32+8View archive
352023/03/24737+86+42+4-5-4+8View archive
362023/04/24727-876-4-32+38View archive
372005/01/21663+22+2+3-7-87+8View archive
382004/11/07502-31-3+35-6+88View archive
391999/09/22503223-54-688View archive
402000/08/1212357+8-8-7+7+6+4-8-View archive
412000/10/051165+7-8-7+8-7-6+58-View archive
422015/03/1710825-6-5+8-8-7+8-8-View archive
432005/09/111016+78-6+75+65-8-View archive
441994/02/21952+3-3+7+8-8-678-
452005/05/309043+6+6+7+8-7-5-8-View archive
462005/01/188476-8-6-5+5+56-8-View archive
472021/11/04726+6-78-6-4-2-28-View archive
482015/06/237278-6+5+6-3-4-3+8-View archive
492000/09/18708-6-5666338-View archive
501998/11/086668-7+5-43+3-3+8-View archive

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Last X-flare2024/02/22X6.3
Last M-flare2024/03/18M6.6
Last geomagnetic storm2024/03/03Kp6- (G2)
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Last spotless day2022/06/08
Monthly mean Sunspot Number
February 2024124.7 +1.7

This day in history*

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*since 1994

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