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G1Peak 31 October 2005 at 18:00 UTC

Northern Lights on 31 October 2005 (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 3 hours.

03579 G1 G3 Sun 30 Oct 18:00 UTC · Kp 2.00 Sun 30 Oct 21:00 UTC · Kp 2.00 Mon 31 Oct 00:00 UTC · Kp 1.00 Mon 31 Oct 03:00 UTC · Kp 2.00 Mon 31 Oct 06:00 UTC · Kp 1.33 Mon 31 Oct 09:00 UTC · Kp 1.67 Mon 31 Oct 12:00 UTC · Kp 3.00 Mon 31 Oct 15:00 UTC · Kp 4.00 Mon 31 Oct 18:00 UTC · Kp 5.00 Mon 31 Oct 21:00 UTC · Kp 4.00 Tue 1 Nov 00:00 UTC · Kp 3.33 Tue 1 Nov 03:00 UTC · Kp 2.00 Tue 1 Nov 06:00 UTC · Kp 0.67 Tue 1 Nov 09:00 UTC · Kp 1.67 Tue 1 Nov 12:00 UTC · Kp 1.67 Tue 1 Nov 15:00 UTC · Kp 3.33 Tue 1 Nov 18:00 UTC · Kp 1.67 Mon 31 OctTue 1 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

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

CountryPlacesExamplesFurthest from the pole
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
Canada 29 Quebec City, Saguenay, Trois-Rivières, Lévis Trois-Rivières
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
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

1,147 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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