2025-12-13
Historical snapshot — data recorded on 2026-08-12, not live
Space weather — 2025-12-13
Daily Statistics Brief
On 2025-12-13, the planetary Kp index peaked at 5.8 (G2 moderate). solar wind speed reached 748 km/s and Bz dipped to -17 nT. Auroral hemispheric power was 224 GW. The Dst index reached -87 nT.
Aurora Oval — Peak Kp 5.8
Active storm — aurora oval expanded equatorward.
Auroral power: 224 GW
Kp max5.8Kp now5.8Wind748 km/sBz-17 nTAurora224 GWDst-87 nTFlare—NEAs0