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G3Peak 30 September 2025 at 03:00 UTC

Northern Lights on 30 September 2025 (Kp 7): Where They Were Visible

Kp reached 7. At that level the edge of the auroral oval reaches about 52.5° magnetic latitude, so the aurora could be seen low on the horizon down to roughly 48.0°. Activity stayed at storm level (Kp 5 or more) for 60 hours.

03579 G1 G3 Sun 28 Sept 09:00 UTC · Kp 1.67 Sun 28 Sept 12:00 UTC · Kp 1.67 Sun 28 Sept 15:00 UTC · Kp 2.67 Sun 28 Sept 18:00 UTC · Kp 2.67 Sun 28 Sept 21:00 UTC · Kp 1.67 Mon 29 Sept 00:00 UTC · Kp 2.33 Mon 29 Sept 03:00 UTC · Kp 2.33 Mon 29 Sept 06:00 UTC · Kp 3.00 Mon 29 Sept 09:00 UTC · Kp 4.67 Mon 29 Sept 12:00 UTC · Kp 4.00 Mon 29 Sept 15:00 UTC · Kp 5.33 Mon 29 Sept 18:00 UTC · Kp 5.00 Mon 29 Sept 21:00 UTC · Kp 3.33 Tue 30 Sept 00:00 UTC · Kp 5.00 Tue 30 Sept 03:00 UTC · Kp 7.00 Tue 30 Sept 06:00 UTC · Kp 6.00 Tue 30 Sept 09:00 UTC · Kp 5.00 Tue 30 Sept 12:00 UTC · Kp 5.67 Tue 30 Sept 15:00 UTC · Kp 5.67 Tue 30 Sept 18:00 UTC · Kp 6.33 Tue 30 Sept 21:00 UTC · Kp 5.33 Wed 1 Oct 00:00 UTC · Kp 5.00 Wed 1 Oct 03:00 UTC · Kp 5.00 Wed 1 Oct 06:00 UTC · Kp 4.67 Wed 1 Oct 09:00 UTC · Kp 4.00 Wed 1 Oct 12:00 UTC · Kp 5.00 Wed 1 Oct 15:00 UTC · Kp 4.67 Wed 1 Oct 18:00 UTC · Kp 6.33 Wed 1 Oct 21:00 UTC · Kp 4.33 Thu 2 Oct 00:00 UTC · Kp 5.33 Thu 2 Oct 03:00 UTC · Kp 6.67 Thu 2 Oct 06:00 UTC · Kp 4.33 Thu 2 Oct 09:00 UTC · Kp 4.67 Thu 2 Oct 12:00 UTC · Kp 4.00 Thu 2 Oct 15:00 UTC · Kp 2.67 Thu 2 Oct 18:00 UTC · Kp 5.00 Thu 2 Oct 21:00 UTC · Kp 4.33 Fri 3 Oct 00:00 UTC · Kp 4.33 Fri 3 Oct 03:00 UTC · Kp 5.00 Fri 3 Oct 06:00 UTC · Kp 4.67 Fri 3 Oct 09:00 UTC · Kp 4.00 Mon 29 SeptTue 30 SeptWed 1 OctThu 2 OctFri 3 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

7,661 towns on our list had enough activity while it was dark there. Cloud cover is not included.

CountryPlacesExamplesFurthest from the pole
United States 3,275 New York City, Brooklyn, Chicago, Queens St. Louis
Canada 957 Toronto, Montreal, Calgary, Ottawa Yarmouth
United Kingdom 944 Birmingham, Glasgow, Manchester, Sheffield Luton
Sweden 474 Stockholm, Gothenburg, Malmö, Uppsala Trelleborg
Finland 454 Helsinki, Espoon keskus, Tampere urban area, Vantaa Hanko
Norway 276 Oslo, Bergen, Trondheim, Stavanger Mandal
Germany 275 Hamburg, Bremen, Bielefeld, Kreisfreie Stadt Münster Kreisfreie Stadt Münster
Denmark 260 Copenhagen, Aarhus, Odense, Aalborg Alholm
Poland 184 Gdańsk, Szczecin, Bydgoszcz, Białystok Bydgoszcz
Ireland 126 Dublin, Cork, Limerick, Galway Cork
Netherlands 100 Rotterdam, Amsterdam, The Hague, Utrecht Rotterdam
Latvia 76 Riga, Daugavpils, Liepāja, Jelgava Daugavpils
Lithuania 73 Vilnius, Kaunas, Klaipeda City Municipality, Šiauliai Druskininkai
Estonia 65 Tallinn, Tartu, Narva, Pärnu Võru
Iceland 37 Reykjavík, Kópavogur, Hafnarfjörður, Reykjanesbær Vík í Mýrdal
New Zealand 36 Christchurch, Dunedin, Invercargill, Rolleston Christchurch
Australia 20 Hobart, Launceston, Devonport, Burnie Smithton
Greenland 14 Nuuk, Sisimiut, Ilulissat, Qaqortoq Nanortalik
Faroe Islands 11 Tórshavn, Klaksvík, Hoyvík, Argir Argir
Kazakhstan 3 Kostanay, Petropavl, Kokshetau Kostanay
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

3,387 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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