G2Peak 28 August 2015 at 18:00 UTC

Northern Lights on 28 August 2015 (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 9 hours.

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

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

Based on each place's Kp threshold (terrain included) and the Sun's position during each 3-hour Kp block.
Country	Places	Examples	Furthest from the pole
Sweden	148	Stockholm, Gothenburg, Malmö, Uppsala	Trelleborg
Finland	123	Helsinki, Espoon keskus, Tampere urban area, Vantaa	Raseborg
Denmark	81	Copenhagen, Aarhus, Odense, Frederiksberg	Nakskov
Norway	77	Oslo, Bergen, Trondheim, Stavanger	Mandal
Latvia	39	Riga, Daugavpils, Liepāja, Jelgava	Daugavpils
Lithuania	25	Kaunas, Klaipeda City Municipality, Šiauliai, Panevėžys	Kaunas
Estonia	21	Tallinn, Tartu, Narva, Pärnu	Võru
United Kingdom	17	Aberdeen, Inverness, Elgin, Peterhead	Fort William
Iceland	15	Reykjavík, Kópavogur, Hafnarfjörður, Reykjanesbær	Vík í Mýrdal
New Zealand	9	Dunedin, Invercargill, Mosgiel, Wānaka	Wānaka
Australia	7	Hobart, Launceston, Devonport, Burnie	Burnie
Faroe Islands	4	Tórshavn, Klaksvík, Fuglafjørður, Miðvágur	Tórshavn
Germany	1	Westerland	Westerland
Kazakhstan	1	Petropavl	Petropavl

Only in photos

1,022 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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