G1Peak 27 August 2013 at 18:00 UTC

Northern Lights on 27 August 2013 (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 3 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

536 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	145	Stockholm, Gothenburg, Malmö, Uppsala	Oxie
Finland	123	Helsinki, Espoon keskus, Tampere urban area, Vantaa	Raseborg
Norway	77	Oslo, Bergen, Trondheim, Stavanger	Mandal
Denmark	66	Copenhagen, Aarhus, Aalborg, Frederiksberg	Kolding
Latvia	39	Riga, Daugavpils, Liepāja, Jelgava	Daugavpils
United Kingdom	24	Aberdeen, Dundee, Inverness, Perth	St Andrews
Estonia	21	Tallinn, Tartu, Narva, Pärnu	Võru
Lithuania	18	Klaipeda City Municipality, Šiauliai, Panevėžys, Mažeikiai	Utena
Iceland	14	Reykjavík, Kópavogur, Hafnarfjörður, Reykjanesbær	Vík í Mýrdal
Australia	5	Hobart, Launceston, Bruny Island (Alonnah), Southport / Cockle Creek	Launceston
Faroe Islands	4	Tórshavn, Klaksvík, Fuglafjørður, Miðvágur	Tórshavn

Only in photos

946 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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