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G2Peak 4 October 2026 at 18:00 UTC

Northern Lights on 4 October 2026 (Kp 5.7): Where They Were Visible

Kp reached 5.7. At that level the edge of the auroral oval reaches about 55.2° magnetic latitude, so the aurora could be seen low on the horizon down to roughly 50.7°. Activity stayed at storm level (Kp 5 or more) for 18 hours.

03579 G1 G3 Sat 3 Oct 09:00 UTC · Kp 1.67 Sat 3 Oct 12:00 UTC · Kp 1.33 Sat 3 Oct 15:00 UTC · Kp 0.33 Sat 3 Oct 18:00 UTC · Kp 0.33 Sat 3 Oct 21:00 UTC · Kp 1.00 Sun 4 Oct 00:00 UTC · Kp 3.00 Sun 4 Oct 03:00 UTC · Kp 3.33 Sun 4 Oct 06:00 UTC · Kp 4.33 Sun 4 Oct 09:00 UTC · Kp 5.00 Sun 4 Oct 12:00 UTC · Kp 4.67 Sun 4 Oct 15:00 UTC · Kp 4.67 Sun 4 Oct 18:00 UTC · Kp 5.67 Sun 4 Oct 21:00 UTC · Kp 5.00 Mon 5 Oct 00:00 UTC · Kp 4.00 Mon 5 Oct 03:00 UTC · Kp 5.00 Mon 5 Oct 06:00 UTC · Kp 2.00 Mon 5 Oct 09:00 UTC · Kp 3.33 Mon 5 Oct 12:00 UTC · Kp 2.67 Mon 5 Oct 15:00 UTC · Kp 4.00 Mon 5 Oct 18:00 UTC · Kp 3.67 Mon 5 Oct 21:00 UTC · Kp 3.67 Tue 6 Oct 00:00 UTC · Kp 3.00 Tue 6 Oct 03:00 UTC · Kp 3.00 Sun 4 OctMon 5 OctTue 6 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

4,030 towns on our list had enough activity while it was dark there. Cloud cover is not included.

CountryPlacesExamplesFurthest from the pole
United States 1,024 Seattle, Milwaukee, Minneapolis, Saint Paul Yakima
Canada 837 Toronto, Montreal, Calgary, Ottawa Hamilton
Sweden 474 Stockholm, Gothenburg, Malmö, Uppsala Trelleborg
Finland 454 Helsinki, Espoon keskus, Tampere urban area, Vantaa Hanko
United Kingdom 419 Glasgow, Edinburgh, Belfast, Newcastle upon Tyne Middlesbrough
Norway 276 Oslo, Bergen, Trondheim, Stavanger Mandal
Denmark 255 Copenhagen, Aarhus, Odense, Aalborg Nakskov
Latvia 76 Riga, Daugavpils, Liepāja, Jelgava Daugavpils
Estonia 65 Tallinn, Tartu, Narva, Pärnu Võru
Lithuania 54 Kaunas, Klaipeda City Municipality, Šiauliai, Panevėžys Garliava
Iceland 37 Reykjavík, Kópavogur, Hafnarfjörður, Reykjanesbær Vík í Mýrdal
New Zealand 15 Dunedin, Invercargill, Mosgiel, Gore Oamaru
Greenland 14 Nuuk, Sisimiut, Ilulissat, Qaqortoq Nanortalik
Faroe Islands 11 Tórshavn, Klaksvík, Hoyvík, Argir Argir
Australia 9 Hobart, Launceston, New Norfolk, Bellerive Launceston
Ireland 6 Letterkenny, Sligo, Buncrana, Ballybofey Sligo
Germany 2 Westerland, Glücksburg Glücksburg
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

4,604 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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