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G3Peak 4 November 2003 at 09:00 UTC

Northern Lights on 4 November 2003 (Kp 7): Where They Were Visible

Kp reached 7. At that level the edge of the auroral oval reaches about 52.5° magnetic latitude, so the aurora could be seen low on the horizon down to roughly 48.0°. Activity stayed at storm level (Kp 5 or more) for 6 hours.

03579 G1 G3 Mon 3 Nov 06:00 UTC · Kp 2.67 Mon 3 Nov 09:00 UTC · Kp 2.67 Mon 3 Nov 12:00 UTC · Kp 2.00 Mon 3 Nov 15:00 UTC · Kp 2.33 Mon 3 Nov 18:00 UTC · Kp 2.67 Mon 3 Nov 21:00 UTC · Kp 3.33 Tue 4 Nov 00:00 UTC · Kp 3.00 Tue 4 Nov 03:00 UTC · Kp 3.00 Tue 4 Nov 06:00 UTC · Kp 6.33 Tue 4 Nov 09:00 UTC · Kp 7.00 Tue 4 Nov 12:00 UTC · Kp 2.67 Tue 4 Nov 15:00 UTC · Kp 2.00 Tue 4 Nov 18:00 UTC · Kp 3.33 Tue 4 Nov 21:00 UTC · Kp 2.67 Wed 5 Nov 00:00 UTC · Kp 1.67 Wed 5 Nov 03:00 UTC · Kp 0.00 Wed 5 Nov 06:00 UTC · Kp 1.33 Wed 5 Nov 09:00 UTC · Kp 1.00 Tue 4 NovWed 5 Nov
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

1,999 towns on our list had enough activity while it was dark there. Cloud cover is not included.

CountryPlacesExamplesFurthest from the pole
United States 1,534 New York City, Brooklyn, Chicago, Queens St. Louis
Canada 407 Toronto, Montreal, Calgary, Ottawa Eastern Passage
Iceland 18 Reykjavík, Kópavogur, Hafnarfjörður, Reykjanesbær Vík í Mýrdal
New Zealand 18 Christchurch, Dunedin, Invercargill, Rolleston Greymouth
Australia 15 Melbourne, Geelong, Hobart, Ballarat Ballarat
Greenland 6 Nuuk, Sisimiut, Ilulissat, Qaqortoq Qaqortoq
China 1 Mohe Mohe
Based on each place's Kp threshold (terrain included) and the Sun's position during each 3-hour Kp block.

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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