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G2Peak 1 October 2001 at 03:00 UTC

Northern Lights on 1 October 2001 (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 21 hours.

03579 G1 G3 Sat 29 Sept 15:00 UTC · Kp 4.00 Sat 29 Sept 18:00 UTC · Kp 4.67 Sat 29 Sept 21:00 UTC · Kp 5.33 Sun 30 Sept 00:00 UTC · Kp 4.00 Sun 30 Sept 03:00 UTC · Kp 2.33 Sun 30 Sept 06:00 UTC · Kp 2.00 Sun 30 Sept 09:00 UTC · Kp 1.67 Sun 30 Sept 12:00 UTC · Kp 3.33 Sun 30 Sept 15:00 UTC · Kp 5.00 Sun 30 Sept 18:00 UTC · Kp 5.67 Sun 30 Sept 21:00 UTC · Kp 5.00 Mon 1 Oct 00:00 UTC · Kp 5.00 Mon 1 Oct 03:00 UTC · Kp 6.00 Mon 1 Oct 06:00 UTC · Kp 5.67 Mon 1 Oct 09:00 UTC · Kp 5.67 Mon 1 Oct 12:00 UTC · Kp 4.33 Mon 1 Oct 15:00 UTC · Kp 4.00 Mon 1 Oct 18:00 UTC · Kp 3.00 Mon 1 Oct 21:00 UTC · Kp 5.00 Tue 2 Oct 00:00 UTC · Kp 4.33 Tue 2 Oct 03:00 UTC · Kp 5.00 Tue 2 Oct 06:00 UTC · Kp 5.67 Tue 2 Oct 09:00 UTC · Kp 4.00 Sun 30 SeptMon 1 OctTue 2 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

6,203 towns on our list had enough activity while it was dark there. Cloud cover is not included.

CountryPlacesExamplesFurthest from the pole
United States 2,568 Chicago, Seattle, Portland, Detroit Peoria
Canada 955 Toronto, Montreal, Calgary, Ottawa Yarmouth
United Kingdom 770 Glasgow, Manchester, Leeds, Edinburgh Manchester
Sweden 474 Stockholm, Gothenburg, Malmö, Uppsala Trelleborg
Finland 454 Helsinki, Espoon keskus, Tampere urban area, Vantaa Hanko
Norway 276 Oslo, Bergen, Trondheim, Stavanger Mandal
Denmark 255 Copenhagen, Aarhus, Odense, Aalborg Nakskov
Ireland 102 Dublin, Galway, Tallaght, Drogheda Dublin
Latvia 76 Riga, Daugavpils, Liepāja, Jelgava Daugavpils
Estonia 65 Tallinn, Tartu, Narva, Pärnu Võru
Lithuania 54 Kaunas, Klaipeda City Municipality, Šiauliai, Panevėžys Garliava
Germany 52 Flensburg, Cuxhaven, Elmshorn, Itzehoe Elmshorn
Iceland 37 Reykjavík, Kópavogur, Hafnarfjörður, Reykjanesbær Vík í Mýrdal
Australia 20 Hobart, Launceston, Devonport, Burnie Smithton
New Zealand 18 Dunedin, Invercargill, Mosgiel, Wānaka Waimate
Greenland 14 Nuuk, Sisimiut, Ilulissat, Qaqortoq Nanortalik
Faroe Islands 11 Tórshavn, Klaksvík, Hoyvík, Argir Argir
Kazakhstan 1 Petropavl Petropavl
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

3,892 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.

← 29 September 2001 · 2 October 2001 →