Solar Cycle 17 - Top 50 geomagnetic storms

On this page you will find an overview of the strongest geomagnetic storms from Solar Cycle 17 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. Times are in UTC.

Ap Kp max00-03h03-06h06-09h09-12h12-15h15-18h18-21h21-00h
11941/07/0522296+6+9-9-99-7-8-
21941/03/01207936+889-99-7
31940/03/2418796+654+8998+
41941/09/1917699-99-7+457+4
51938/04/1613693+7988-6-4+5+
61941/09/182329-27-8+9-9-9-9-9-
71940/03/301899-9-8+8+87+8-76-
81940/03/251849-9-8+8+875-7-8
91938/01/251079-43-2-5-67+9-8+
101938/05/111039-3-3-22+28-9-9-
111939/04/24799-3+2+22+1+79-7+
121943/08/311408+78+7+7+8-76+5-
131938/01/221288+6-7+8+8+7-75+4+
141940/03/311288+75+5-8+88-66+
151940/06/251268+5-75+7+8+8-7+5+
161938/01/171208+7-6+7-6+8+8-5-6+
171941/08/041108+5766-8+7-6+7-
181940/03/291008+3-2-2+558+88+
191937/04/26678+6-5-3+2+257-8+
201938/01/26628+8+6+4+5-44+42
211939/04/1713586-7+87-8-7+7-6+
221937/04/2812887887+7-7-55+
231942/03/0111183+3-887+6-7-7-
241940/04/039888875-5-56+4-
251939/10/1389856-6+44-6-8-8
261937/08/227481+688-6-34+2+
271940/04/257085-842-2+57-7-
281939/10/156887-87-3+3+5-43
291937/04/244582-2+23-45-5+8
301939/08/221338-8-8-5-57+77+8-
311939/04/23928-4-78-6+6+7-64-
321939/08/23898-8-7+7-7-6444-
331939/08/12888-68-7+7-54-5-6-
341941/03/30858-555+45-77+8-
351941/12/01838-336-7-8-756+
361941/11/01798-8-7+75-5+5+3-1
371940/05/24788-376-8-6+5-6-4+
381941/03/31768-8-7-6-75+43+3+
391937/10/04718-77+8-43+4-33+
401939/08/16628-1+3-3+4-7+8-5-6-
411940/07/13588-1+2-3-7-8-65-4+
421938/09/28568-8-754-43+3+2
431943/08/09488-8-6+4+3-332+4
441940/01/03478-24-4-3+5+8-54
451940/09/26448-2-00+1-1-7-8-5
461938/01/16348-1+2-3-2+3+43+8-
471938/09/151007+6+7-7-7-7+6+6+4+
481939/07/05947+5+6+6+7-7-7+6+5-
491942/10/29807+5+6-7+65+5+6+6
501943/08/08797+3-4+3+5+7-7+6+7+
© Potsdam - CC BY 4.0 - Matzka, J., Stolle, C., Yamazaki, Y., Bronkalla, O. and Morschhauser, A., 2021. - ©WDC for Geomagnetism, Kyoto

Current data suggests there is a slight possibility for aurora to appear at the following high latitude regions in the near future

Iqaluit, NU
Nuuk
Reykjavik
The solar wind speed is currently moderately high (629.8 km/sec.)

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