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G2Peak 15 October 2003 at 06:00 UTC

Northern Lights on 15 October 2003 (Kp 6): Where They Were Visible

Kp reached 6. At that level the edge of the auroral oval reaches about 54.5° magnetic latitude, so the aurora could be seen low on the horizon down to roughly 50.0°. Activity stayed at storm level (Kp 5 or more) for 18 hours.

03579 G1 G3 Tue 14 Oct 06:00 UTC · Kp 5.67 Tue 14 Oct 09:00 UTC · Kp 5.00 Tue 14 Oct 12:00 UTC · Kp 4.33 Tue 14 Oct 15:00 UTC · Kp 4.33 Tue 14 Oct 18:00 UTC · Kp 7.33 Tue 14 Oct 21:00 UTC · Kp 7.33 Wed 15 Oct 00:00 UTC · Kp 3.33 Wed 15 Oct 03:00 UTC · Kp 4.33 Wed 15 Oct 06:00 UTC · Kp 6.00 Wed 15 Oct 09:00 UTC · Kp 5.67 Wed 15 Oct 12:00 UTC · Kp 4.00 Wed 15 Oct 15:00 UTC · Kp 4.67 Wed 15 Oct 18:00 UTC · Kp 4.67 Wed 15 Oct 21:00 UTC · Kp 5.00 Thu 16 Oct 00:00 UTC · Kp 5.00 Thu 16 Oct 03:00 UTC · Kp 3.33 Thu 16 Oct 06:00 UTC · Kp 3.33 Thu 16 Oct 09:00 UTC · Kp 4.67 Thu 16 Oct 12:00 UTC · Kp 4.00 Thu 16 Oct 15:00 UTC · Kp 4.33 Thu 16 Oct 18:00 UTC · Kp 3.33 Thu 16 Oct 21:00 UTC · Kp 4.33 Fri 17 Oct 00:00 UTC · Kp 4.67 Wed 15 OctThu 16 OctFri 17 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

2,075 towns on our list had enough activity while it was dark there. Cloud cover is not included.

CountryPlacesExamplesFurthest from the pole
United States 1,021 Chicago, Seattle, Portland, Detroit Peoria
Canada 407 Toronto, Montreal, Calgary, Ottawa Eastern Passage
Sweden 145 Stockholm, Gothenburg, Malmö, Uppsala Oxie
Finland 123 Helsinki, Espoon keskus, Tampere urban area, Vantaa Raseborg
United Kingdom 103 Glasgow, Edinburgh, Aberdeen, Dundee Ashington
Norway 77 Oslo, Bergen, Trondheim, Stavanger Mandal
Denmark 75 Copenhagen, Aarhus, Aalborg, Frederiksberg Esbjerg
Latvia 39 Riga, Daugavpils, Liepāja, Jelgava Daugavpils
Estonia 21 Tallinn, Tartu, Narva, Pärnu Võru
Iceland 18 Reykjavík, Kópavogur, Hafnarfjörður, Reykjanesbær Vík í Mýrdal
Lithuania 18 Klaipeda City Municipality, Šiauliai, Panevėžys, Mažeikiai Utena
New Zealand 9 Dunedin, Invercargill, Mosgiel, Wānaka Wānaka
Australia 7 Hobart, Launceston, Devonport, Burnie Burnie
Greenland 6 Nuuk, Sisimiut, Ilulissat, Qaqortoq Qaqortoq
Faroe Islands 4 Tórshavn, Klaksvík, Fuglafjørður, Miðvágur Tórshavn
Ireland 1 Letterkenny Letterkenny
Svalbard & Jan Mayen 1 Longyearbyen Longyearbyen
Based on each place's Kp threshold (terrain included) and the Sun's position during each 3-hour Kp block.

Only in photos

2,336 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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