AuroraMeteo
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G4Peak 13 September 1993 at 03:00 UTC

Northern Lights on 13 September 1993 (Kp 7.7): Where They Were Visible

Kp reached 7.7. At that level the edge of the auroral oval reaches about 51.2° magnetic latitude, so the aurora could be seen low on the horizon down to roughly 46.7°. Activity stayed at storm level (Kp 5 or more) for 30 hours.

03579 G1 G3 Sat 11 Sept 21:00 UTC · Kp 2.33 Sun 12 Sept 00:00 UTC · Kp 1.33 Sun 12 Sept 03:00 UTC · Kp 0.33 Sun 12 Sept 06:00 UTC · Kp 2.00 Sun 12 Sept 09:00 UTC · Kp 1.33 Sun 12 Sept 12:00 UTC · Kp 2.33 Sun 12 Sept 15:00 UTC · Kp 3.33 Sun 12 Sept 18:00 UTC · Kp 3.33 Sun 12 Sept 21:00 UTC · Kp 5.67 Mon 13 Sept 00:00 UTC · Kp 5.67 Mon 13 Sept 03:00 UTC · Kp 7.67 Mon 13 Sept 06:00 UTC · Kp 7.33 Mon 13 Sept 09:00 UTC · Kp 6.33 Mon 13 Sept 12:00 UTC · Kp 5.67 Mon 13 Sept 15:00 UTC · Kp 6.00 Mon 13 Sept 18:00 UTC · Kp 5.33 Mon 13 Sept 21:00 UTC · Kp 4.33 Tue 14 Sept 00:00 UTC · Kp 5.00 Tue 14 Sept 03:00 UTC · Kp 3.00 Tue 14 Sept 06:00 UTC · Kp 5.00 Tue 14 Sept 09:00 UTC · Kp 4.00 Tue 14 Sept 12:00 UTC · Kp 3.67 Tue 14 Sept 15:00 UTC · Kp 4.33 Tue 14 Sept 18:00 UTC · Kp 3.33 Tue 14 Sept 21:00 UTC · Kp 3.33 Wed 15 Sept 00:00 UTC · Kp 4.00 Wed 15 Sept 03:00 UTC · Kp 3.67 Wed 15 Sept 06:00 UTC · Kp 3.67 Sun 12 SeptMon 13 SeptTue 14 SeptWed 15 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

3,405 towns on our list had enough activity while it was dark there. Cloud cover is not included.

CountryPlacesExamplesFurthest from the pole
United States 1,698 New York City, Brooklyn, Chicago, Queens Lexington
United Kingdom 657 London, Birmingham, Glasgow, Manchester Basingstoke
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 93 Copenhagen, Aarhus, Odense, Aalborg Nakskov
Norway 77 Oslo, Bergen, Trondheim, Stavanger Mandal
Ireland 55 Dublin, Cork, Limerick, Galway Cork
Latvia 39 Riga, Daugavpils, Liepāja, Jelgava Daugavpils
Lithuania 25 Kaunas, Klaipeda City Municipality, Šiauliai, Panevėžys Kaunas
New Zealand 23 Christchurch, Wellington, Dunedin, Invercargill Wellington
Estonia 21 Tallinn, Tartu, Narva, Pärnu Võru
Iceland 18 Reykjavík, Kópavogur, Hafnarfjörður, Reykjanesbær Vík í Mýrdal
Australia 7 Hobart, Launceston, Devonport, Burnie Burnie
Greenland 6 Nuuk, Sisimiut, Ilulissat, Qaqortoq Qaqortoq
Faroe Islands 4 Tórshavn, Klaksvík, Fuglafjørður, Miðvágur Tórshavn
Kazakhstan 3 Kostanay, Petropavl, Kokshetau Kostanay
Germany 1 Westerland Westerland
Based on each place's Kp threshold (terrain included) and the Sun's position during each 3-hour Kp block.

Only in photos

2,100 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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