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G2Peak 11 September 2018 at 06:00 UTC

Northern Lights on 11 September 2018 (Kp 6): Where They Were Visible

Kp reached 6. At that level the edge of the auroral oval reaches about 54.5° magnetic latitude, so the aurora could be seen low on the horizon down to roughly 50.0°. Activity stayed at storm level (Kp 5 or more) for 15 hours.

03579 G1 G3 Sun 9 Sept 15:00 UTC · Kp 1.67 Sun 9 Sept 18:00 UTC · Kp 1.67 Sun 9 Sept 21:00 UTC · Kp 2.67 Mon 10 Sept 00:00 UTC · Kp 0.33 Mon 10 Sept 03:00 UTC · Kp 0.33 Mon 10 Sept 06:00 UTC · Kp 0.67 Mon 10 Sept 09:00 UTC · Kp 2.33 Mon 10 Sept 12:00 UTC · Kp 2.67 Mon 10 Sept 15:00 UTC · Kp 5.00 Mon 10 Sept 18:00 UTC · Kp 4.33 Mon 10 Sept 21:00 UTC · Kp 5.00 Tue 11 Sept 00:00 UTC · Kp 3.67 Tue 11 Sept 03:00 UTC · Kp 5.00 Tue 11 Sept 06:00 UTC · Kp 6.00 Tue 11 Sept 09:00 UTC · Kp 5.67 Tue 11 Sept 12:00 UTC · Kp 3.00 Tue 11 Sept 15:00 UTC · Kp 3.00 Tue 11 Sept 18:00 UTC · Kp 3.67 Tue 11 Sept 21:00 UTC · Kp 2.33 Wed 12 Sept 00:00 UTC · Kp 2.00 Wed 12 Sept 03:00 UTC · Kp 2.00 Wed 12 Sept 06:00 UTC · Kp 1.00 Wed 12 Sept 09:00 UTC · Kp 1.33 Mon 10 SeptTue 11 SeptWed 12 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

2,081 towns on our list had enough activity while it was dark there. Cloud cover is not included.

CountryPlacesExamplesFurthest from the pole
United States 1,021 Chicago, Seattle, Portland, Detroit Peoria
Canada 407 Toronto, Montreal, Calgary, Ottawa Eastern Passage
Sweden 145 Stockholm, Gothenburg, Malmö, Uppsala Oxie
Finland 123 Helsinki, Espoon keskus, Tampere urban area, Vantaa Raseborg
United Kingdom 103 Glasgow, Edinburgh, Aberdeen, Dundee Ashington
Norway 77 Oslo, Bergen, Trondheim, Stavanger Mandal
Denmark 75 Copenhagen, Aarhus, Aalborg, Frederiksberg Esbjerg
Latvia 39 Riga, Daugavpils, Liepāja, Jelgava Daugavpils
Estonia 21 Tallinn, Tartu, Narva, Pärnu Võru
Iceland 18 Reykjavík, Kópavogur, Hafnarfjörður, Reykjanesbær Vík í Mýrdal
Lithuania 18 Klaipeda City Municipality, Šiauliai, Panevėžys, Mažeikiai Utena
New Zealand 16 Christchurch, Dunedin, Invercargill, Rolleston Christchurch
Australia 7 Hobart, Launceston, Devonport, Burnie Burnie
Greenland 6 Nuuk, Sisimiut, Ilulissat, Qaqortoq Qaqortoq
Faroe Islands 4 Tórshavn, Klaksvík, Fuglafjørður, Miðvágur Tórshavn
Ireland 1 Letterkenny Letterkenny
Based on each place's Kp threshold (terrain included) and the Sun's position during each 3-hour Kp block.

Only in photos

2,319 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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