AuroraMeteo
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G1Peak 28 September 2007 at 21:00 UTC

Northern Lights on 28 September 2007 (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 12 hours.

03579 G1 G3 Thu 27 Sept 21:00 UTC · Kp 4.33 Fri 28 Sept 00:00 UTC · Kp 4.00 Fri 28 Sept 03:00 UTC · Kp 3.67 Fri 28 Sept 06:00 UTC · Kp 4.67 Fri 28 Sept 09:00 UTC · Kp 2.00 Fri 28 Sept 12:00 UTC · Kp 1.33 Fri 28 Sept 15:00 UTC · Kp 2.67 Fri 28 Sept 18:00 UTC · Kp 4.33 Fri 28 Sept 21:00 UTC · Kp 5.00 Sat 29 Sept 00:00 UTC · Kp 4.67 Sat 29 Sept 03:00 UTC · Kp 5.00 Sat 29 Sept 06:00 UTC · Kp 5.00 Sat 29 Sept 09:00 UTC · Kp 4.00 Sat 29 Sept 12:00 UTC · Kp 4.00 Sat 29 Sept 15:00 UTC · Kp 2.67 Sat 29 Sept 18:00 UTC · Kp 3.67 Sat 29 Sept 21:00 UTC · Kp 3.33 Sun 30 Sept 00:00 UTC · Kp 3.33 Sun 30 Sept 03:00 UTC · Kp 3.33 Sun 30 Sept 06:00 UTC · Kp 3.67 Fri 28 SeptSat 29 SeptSun 30 Sept
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

1,364 towns on our list had enough activity while it was dark there. Cloud cover is not included.

CountryPlacesExamplesFurthest from the pole
United States 368 Seattle, Milwaukee, Minneapolis, Saint Paul Yakima
Canada 359 Toronto, Montreal, Calgary, Ottawa Hamilton
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
Greenland 6 Nuuk, Sisimiut, Ilulissat, Qaqortoq Qaqortoq
Faroe Islands 4 Tórshavn, Klaksvík, Fuglafjørður, Miðvágur Tórshavn
New Zealand 4 Dunedin, Mosgiel, Oamaru, Stewart Island/Rakiura (Oban) Oamaru
Australia 2 Bruny Island (Alonnah), Southport / Cockle Creek Bruny Island (Alonnah)
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

1,769 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.

← 27 September 2007 · 20 November 2007 →