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G1Peak 30 September 2002 at 09:00 UTC

Northern Lights on 30 September 2002 (Kp 5): Where They Were Visible

Kp reached 5. At that level the edge of the auroral oval reaches about 56.5° magnetic latitude, so the aurora could be seen low on the horizon down to roughly 52.0°. Activity stayed at storm level (Kp 5 or more) for 6 hours.

03579 G1 G3 Sun 29 Sept 09:00 UTC · Kp 0.33 Sun 29 Sept 12:00 UTC · Kp 1.33 Sun 29 Sept 15:00 UTC · Kp 1.00 Sun 29 Sept 18:00 UTC · Kp 0.67 Sun 29 Sept 21:00 UTC · Kp 1.67 Mon 30 Sept 00:00 UTC · Kp 1.67 Mon 30 Sept 03:00 UTC · Kp 3.67 Mon 30 Sept 06:00 UTC · Kp 4.00 Mon 30 Sept 09:00 UTC · Kp 5.00 Mon 30 Sept 12:00 UTC · Kp 5.00 Mon 30 Sept 15:00 UTC · Kp 3.33 Mon 30 Sept 18:00 UTC · Kp 3.33 Mon 30 Sept 21:00 UTC · Kp 4.67 Tue 1 Oct 00:00 UTC · Kp 1.67 Tue 1 Oct 03:00 UTC · Kp 2.67 Tue 1 Oct 06:00 UTC · Kp 4.67 Tue 1 Oct 09:00 UTC · Kp 5.67 Tue 1 Oct 12:00 UTC · Kp 6.67 Mon 30 SeptTue 1 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

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

CountryPlacesExamplesFurthest from the pole
United States 359 Seattle, Milwaukee, Minneapolis, Saint Paul Yakima
Canada 178 Toronto, Calgary, Edmonton, Winnipeg Hamilton
New Zealand 7 Dunedin, Invercargill, Mosgiel, Gore Oamaru
Australia 5 Hobart, Launceston, Bruny Island (Alonnah), Southport / Cockle Creek Launceston
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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