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G1Peak 15 April 2015 at 12:00 UTC

Northern Lights on 15 April 2015 (Kp 5.3): Where They Were Visible

Kp reached 5.3. At that level the edge of the auroral oval reaches about 55.8° magnetic latitude, so the aurora could be seen low on the horizon down to roughly 51.3°. Activity stayed at storm level (Kp 5 or more) for 18 hours.

03579 G1 G3 Tue 14 Apr 09:00 UTC · Kp 1.00 Tue 14 Apr 12:00 UTC · Kp 3.00 Tue 14 Apr 15:00 UTC · Kp 4.33 Tue 14 Apr 18:00 UTC · Kp 3.67 Tue 14 Apr 21:00 UTC · Kp 3.67 Wed 15 Apr 00:00 UTC · Kp 2.33 Wed 15 Apr 03:00 UTC · Kp 2.67 Wed 15 Apr 06:00 UTC · Kp 2.67 Wed 15 Apr 09:00 UTC · Kp 5.00 Wed 15 Apr 12:00 UTC · Kp 5.33 Wed 15 Apr 15:00 UTC · Kp 3.67 Wed 15 Apr 18:00 UTC · Kp 4.67 Wed 15 Apr 21:00 UTC · Kp 3.67 Thu 16 Apr 00:00 UTC · Kp 4.67 Thu 16 Apr 03:00 UTC · Kp 4.67 Thu 16 Apr 06:00 UTC · Kp 4.67 Thu 16 Apr 09:00 UTC · Kp 4.33 Thu 16 Apr 12:00 UTC · Kp 3.67 Thu 16 Apr 15:00 UTC · Kp 4.00 Thu 16 Apr 18:00 UTC · Kp 5.33 Thu 16 Apr 21:00 UTC · Kp 6.00 Fri 17 Apr 00:00 UTC · Kp 5.00 Fri 17 Apr 03:00 UTC · Kp 4.67 Fri 17 Apr 06:00 UTC · Kp 4.00 Wed 15 AprThu 16 AprFri 17 Apr
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

1,013 towns on our list had enough activity while it was dark there. Cloud cover is not included.

CountryPlacesExamplesFurthest from the pole
United States 292 Seattle, Minneapolis, Saint Paul, Anchorage Yakima
Canada 272 Montreal, Calgary, Ottawa, Edmonton Sooke
Sweden 125 Stockholm, Gothenburg, Uppsala, Linköping Halmstad
Finland 123 Helsinki, Espoon keskus, Tampere urban area, Vantaa Raseborg
Norway 77 Oslo, Bergen, Trondheim, Stavanger Mandal
Latvia 27 Riga, Jelgava, Jūrmala, Ventspils Jelgava
United Kingdom 24 Aberdeen, Dundee, Inverness, Perth St Andrews
Estonia 21 Tallinn, Tartu, Narva, Pärnu Võru
Iceland 18 Reykjavík, Kópavogur, Hafnarfjörður, Reykjanesbær Vík í Mýrdal
New Zealand 9 Dunedin, Invercargill, Mosgiel, Wānaka Wānaka
Denmark 8 Aalborg, Hjørring, Nørresundby, Frederikshavn Skive
Australia 7 Hobart, Launceston, Devonport, Burnie Burnie
Greenland 6 Nuuk, Sisimiut, Ilulissat, Qaqortoq Qaqortoq
Faroe Islands 4 Tórshavn, Klaksvík, Fuglafjørður, Miðvágur Tórshavn
Based on each place's Kp threshold (terrain included) and the Sun's position during each 3-hour Kp block.

Only in photos

2,040 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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