G2Peak 13 May 2015 at 03:00 UTC

Northern Lights on 13 May 2015 at 03:00 UTC (Kp 5.7): Where They Were Visible

Kp reached 5.7. At that level the edge of the auroral oval reaches about 55.2° magnetic latitude, so the aurora could be seen low on the horizon down to roughly 50.7°. Activity stayed at storm level (Kp 5 or more) for 12 hours.

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

3,035 towns on our list had enough activity while it was dark there. Cloud cover is not included.

Based on each place's Kp threshold (terrain included) and the Sun's position during each 3-hour Kp block.
Country	Places	Examples	Furthest from the pole
United States	1,512	Seattle, Detroit, Milwaukee, Minneapolis	Cedar Rapids
Canada	880	Toronto, Montreal, Calgary, Ottawa	LaSalle
United Kingdom	278	Glasgow, Edinburgh, Aberdeen, Dundee	Ashington
Denmark	204	Copenhagen, Aarhus, Aalborg, Frederiksberg	Esbjerg
Sweden	88	Malmö, Helsingborg, Lund, Halmstad	Oxie
Norway	39	Stavanger, Kristiansand, Sandnes, Haugesund	Mandal
New Zealand	18	Dunedin, Invercargill, Mosgiel, Wānaka	Waimate
Australia	5	Hobart, Bellerive, Margate, Bruny Island (Alonnah)	Hobart
Faroe Islands	5	Tórshavn, Hoyvík, Argir, Sørvágur	Argir
Greenland	3	Qaqortoq, Narsaq, Nanortalik	Nanortalik
Ireland	3	Letterkenny, Buncrana, Gweedore	Letterkenny

Only in photos

4,068 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.

← 6 May 2015 · 13 May 2015 →