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G4Peak 9 March 2012 at 06:00 UTC

Northern Lights on 9 March 2012 (Kp 8): Where They Were Visible

Kp reached 8. At that level the edge of the auroral oval reaches about 50.5° magnetic latitude, so the aurora could be seen low on the horizon down to roughly 46.0°. Activity stayed at storm level (Kp 5 or more) for 18 hours.

03579 G1 G3 Thu 8 Mar 00:00 UTC · Kp 2.00 Thu 8 Mar 03:00 UTC · Kp 1.00 Thu 8 Mar 06:00 UTC · Kp 1.67 Thu 8 Mar 09:00 UTC · Kp 5.00 Thu 8 Mar 12:00 UTC · Kp 4.67 Thu 8 Mar 15:00 UTC · Kp 4.67 Thu 8 Mar 18:00 UTC · Kp 4.00 Thu 8 Mar 21:00 UTC · Kp 4.00 Fri 9 Mar 00:00 UTC · Kp 4.67 Fri 9 Mar 03:00 UTC · Kp 6.33 Fri 9 Mar 06:00 UTC · Kp 8.00 Fri 9 Mar 09:00 UTC · Kp 7.33 Fri 9 Mar 12:00 UTC · Kp 6.67 Fri 9 Mar 15:00 UTC · Kp 5.67 Fri 9 Mar 18:00 UTC · Kp 3.00 Fri 9 Mar 21:00 UTC · Kp 2.33 Sat 10 Mar 00:00 UTC · Kp 4.67 Sat 10 Mar 03:00 UTC · Kp 4.67 Sat 10 Mar 06:00 UTC · Kp 3.33 Sat 10 Mar 09:00 UTC · Kp 2.67 Sat 10 Mar 12:00 UTC · Kp 2.00 Sat 10 Mar 15:00 UTC · Kp 3.00 Thu 8 MarFri 9 MarSat 10 Mar
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

3,310 towns on our list had enough activity while it was dark there. Cloud cover is not included.

CountryPlacesExamplesFurthest from the pole
United States 1,770 New York City, Brooklyn, Chicago, Queens Clarksville
United Kingdom 414 Glasgow, Manchester, Sheffield, Leeds Nottingham
Canada 407 Toronto, Montreal, Calgary, Ottawa Eastern Passage
Sweden 148 Stockholm, Gothenburg, Malmö, Uppsala Trelleborg
Finland 123 Helsinki, Espoon keskus, Tampere urban area, Vantaa Raseborg
Denmark 94 Copenhagen, Aarhus, Odense, Aalborg Nykøbing Falster
Germany 84 Hamburg, Bremen, Kiel, Lübeck Bremen
Norway 77 Oslo, Bergen, Trondheim, Stavanger Mandal
Ireland 49 Dublin, Limerick, Galway, Tallaght Kilkenny
Latvia 27 Riga, Jelgava, Jūrmala, Ventspils Jelgava
New Zealand 25 Christchurch, Wellington, Dunedin, Palmerston North Palmerston North
Estonia 21 Tallinn, Tartu, Narva, Pärnu Võru
Iceland 18 Reykjavík, Kópavogur, Hafnarfjörður, Reykjanesbær Vík í Mýrdal
Poland 17 Szczecin, Koszalin, Stargard, Kołobrzeg Pyrzyce
Australia 15 Melbourne, Geelong, Hobart, Ballarat Ballarat
Netherlands 7 Groningen, Leeuwarden, Drachten, Sneek Drachten
Greenland 6 Nuuk, Sisimiut, Ilulissat, Qaqortoq Qaqortoq
Faroe Islands 4 Tórshavn, Klaksvík, Fuglafjørður, Miðvágur Tórshavn
China 2 Daxing’anling, Tahe Town Daxing’anling
Kazakhstan 1 Petropavl Petropavl
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

2,457 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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