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G2Peak 8 October 2012 at 06:00 UTC

Northern Lights on 8 October 2012 (Kp 6.3): Where They Were Visible

Kp reached 6.3. At that level the edge of the auroral oval reaches about 53.8° magnetic latitude, so the aurora could be seen low on the horizon down to roughly 49.3°. Activity stayed at storm level (Kp 5 or more) for 6 hours.

03579 G1 G3 Sun 7 Oct 06:00 UTC · Kp 0.67 Sun 7 Oct 09:00 UTC · Kp 1.33 Sun 7 Oct 12:00 UTC · Kp 0.33 Sun 7 Oct 15:00 UTC · Kp 0.33 Sun 7 Oct 18:00 UTC · Kp 1.67 Sun 7 Oct 21:00 UTC · Kp 2.67 Mon 8 Oct 00:00 UTC · Kp 3.00 Mon 8 Oct 03:00 UTC · Kp 4.00 Mon 8 Oct 06:00 UTC · Kp 6.33 Mon 8 Oct 09:00 UTC · Kp 5.67 Mon 8 Oct 12:00 UTC · Kp 4.00 Mon 8 Oct 15:00 UTC · Kp 2.33 Mon 8 Oct 18:00 UTC · Kp 5.33 Mon 8 Oct 21:00 UTC · Kp 4.00 Tue 9 Oct 00:00 UTC · Kp 6.67 Tue 9 Oct 03:00 UTC · Kp 6.00 Tue 9 Oct 06:00 UTC · Kp 5.67 Tue 9 Oct 09:00 UTC · Kp 4.33 Mon 8 OctTue 9 Oct
Kp 0–3 Kp 4 Kp 5–6 (G1–G2) Kp 7+ (G3+) Times in UTC; faded bars are forecasts.

Three-hourly Kp from GFZ, one day either side of the storm.

Where the aurora could be seen

1,645 towns on our list had enough activity while it was dark there. Cloud cover is not included.

CountryPlacesExamplesFurthest from the pole
United States 1,211 Chicago, Seattle, Boston, Portland Pittsburgh
Canada 407 Toronto, Montreal, Calgary, Ottawa Eastern Passage
New Zealand 14 Christchurch, Dunedin, Invercargill, Rolleston Rangiora
Australia 7 Hobart, Launceston, Devonport, Burnie Burnie
Greenland 6 Nuuk, Sisimiut, Ilulissat, Qaqortoq Qaqortoq
Based on each place's Kp threshold (terrain included) and the Sun's position during each 3-hour Kp block.

Only in photos

581 more towns could have caught a faint red or green glow low on the horizon with a phone or camera.

Whether the aurora was actually seen also depended on the weather. Use this as a guide to where it was possible.

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