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G1Peak 15 July 2013 at 00:00 UTC

Northern Lights on 15 July 2013 (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 9 hours.

03579 G1 G3 Sat 13 Jul 18:00 UTC · Kp 1.67 Sat 13 Jul 21:00 UTC · Kp 2.33 Sun 14 Jul 00:00 UTC · Kp 3.00 Sun 14 Jul 03:00 UTC · Kp 3.00 Sun 14 Jul 06:00 UTC · Kp 3.33 Sun 14 Jul 09:00 UTC · Kp 3.67 Sun 14 Jul 12:00 UTC · Kp 4.33 Sun 14 Jul 15:00 UTC · Kp 4.00 Sun 14 Jul 18:00 UTC · Kp 5.00 Sun 14 Jul 21:00 UTC · Kp 4.00 Mon 15 Jul 00:00 UTC · Kp 5.33 Mon 15 Jul 03:00 UTC · Kp 5.00 Mon 15 Jul 06:00 UTC · Kp 3.67 Mon 15 Jul 09:00 UTC · Kp 3.67 Mon 15 Jul 12:00 UTC · Kp 3.67 Mon 15 Jul 15:00 UTC · Kp 2.33 Mon 15 Jul 18:00 UTC · Kp 1.67 Mon 15 Jul 21:00 UTC · Kp 1.67 Tue 16 Jul 00:00 UTC · Kp 0.33 Tue 16 Jul 03:00 UTC · Kp 1.00 Sun 14 JulMon 15 JulTue 16 Jul
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

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

CountryPlacesExamplesFurthest from the pole
Canada 309 Toronto, Montreal, Calgary, Ottawa Sydney Mines
United States 262 Milwaukee, Minneapolis, Saint Paul, Madison Queensbury
United Kingdom 167 Glasgow, Edinburgh, Belfast, Newcastle upon Tyne Middlesbrough
Sweden 87 Stockholm, Gothenburg, Linköping, Örebro Gislaved
Estonia 21 Tallinn, Tartu, Narva, Pärnu Võru
Denmark 15 Esbjerg, Kolding, Fredericia, Sønderborg Nakskov
Norway 8 Kristiansand, Arendal, Grimstad, Larvik Mandal
Latvia 7 Ventspils, Valmiera, Cēsis, Limbaži Cēsis
Australia 5 Hobart, Launceston, Bruny Island (Alonnah), Southport / Cockle Creek Launceston
New Zealand 3 Invercargill, Gore, Stewart Island/Rakiura (Oban) Gore
Ireland 2 Letterkenny, Sligo Sligo
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

2,831 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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