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G1Peak 1 September 2019 at 06:00 UTC

Northern Lights on 1 September 2019 (Kp 5.3): Where They Were Visible

Kp reached 5.3. At that level the edge of the auroral oval reaches about 55.8° magnetic latitude, so the aurora could be seen low on the horizon down to roughly 51.3°. Activity stayed at storm level (Kp 5 or more) for 24 hours.

03579 G1 G3 Sat 31 Aug 00:00 UTC · Kp 3.67 Sat 31 Aug 03:00 UTC · Kp 4.67 Sat 31 Aug 06:00 UTC · Kp 4.00 Sat 31 Aug 09:00 UTC · Kp 5.33 Sat 31 Aug 12:00 UTC · Kp 5.67 Sat 31 Aug 15:00 UTC · Kp 4.00 Sat 31 Aug 18:00 UTC · Kp 4.33 Sat 31 Aug 21:00 UTC · Kp 4.33 Sun 1 Sept 00:00 UTC · Kp 4.67 Sun 1 Sept 03:00 UTC · Kp 4.67 Sun 1 Sept 06:00 UTC · Kp 5.33 Sun 1 Sept 09:00 UTC · Kp 5.00 Sun 1 Sept 12:00 UTC · Kp 5.33 Sun 1 Sept 15:00 UTC · Kp 4.33 Sun 1 Sept 18:00 UTC · Kp 4.67 Sun 1 Sept 21:00 UTC · Kp 4.67 Mon 2 Sept 00:00 UTC · Kp 5.00 Mon 2 Sept 03:00 UTC · Kp 4.00 Mon 2 Sept 06:00 UTC · Kp 3.67 Mon 2 Sept 09:00 UTC · Kp 2.67 Mon 2 Sept 12:00 UTC · Kp 2.00 Mon 2 Sept 15:00 UTC · Kp 2.67 Mon 2 Sept 18:00 UTC · Kp 4.00 Mon 2 Sept 21:00 UTC · Kp 3.33 Tue 3 Sept 00:00 UTC · Kp 3.00 Sat 31 AugSun 1 SeptMon 2 SeptTue 3 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

1,612 towns on our list had enough activity while it was dark there. Cloud cover is not included.

CountryPlacesExamplesFurthest from the pole
United States 578 Seattle, Detroit, Milwaukee, Minneapolis Cedar Rapids
Canada 388 Toronto, Montreal, Calgary, Ottawa LaSalle
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 9 Dunedin, Invercargill, Mosgiel, Wānaka Wānaka
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

1,683 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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