G2moderate

The geomagnetic storm of 2 January 1968

On 2 January 1968 the Kp index reached 6: a G2 (moderate) storm, with 9 hours at Kp 5 or more. At its peak the lights could be seen from 393,821 places in the atlas, down to about 49° magnetic latitude.

Kp 6Peak Kp · 2 January 1968 09:00 UT

9Hours at Kp 5 or more

80Largest ap

Solar cycle 20Year 4 of solar cycle 20

Kp every three hours

56789

1 Jan2 Jan3 Jan

Where the lights could be seen

At Kp 6 the lights reach 393,821 places of the atlas on the horizon and 138,996 overhead, down to about 49° magnetic latitude.

Countries

Russia149,847 placesUnited States45,475 placesSweden27,876 placesFinland24,291 placesBelarus21,069 placesLithuania20,495 placesCanada19,497 placesUnited Kingdom14,039 placesNorway13,111 placesGermany11,974 places

At the edge: just within reach

HamburgGermanyColumbusUnited StatesIndianapolisUnited StatesSheffieldUnited KingdomLiverpoolUnited KingdomLipetskRussiaSzczecinPolandBryanskRussia

The largest towns that could see them

Before and after

Previous storm31 December 1967 – 1 January 1968 · Kp 6

Next storm29 January 1968 · Kp 5−

1968

Geomagnetic storms of 1968Every storm

Geomagnetic storms since 1932Geomagnetic storm archive

Strong storms at the same time of year

1 January 2025Kp 8 · 18 h

6 – 7 January 1975Kp 8− · 15 h

3 January 1940Kp 8− · 9 h

3 – 5 January 1978Kp 7+ · 33 h

3 – 4 January 1946Kp 7 · 33 h

2 January 1964Kp 7− · 15 h