AuroraMeteo
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G2Peak 19 July 1991 at 18:00 UTC

Northern Lights on 19 July 1991 (Kp 6.3): Where They Were Visible

Kp reached 6.3. At that level the edge of the auroral oval reaches about 53.8° magnetic latitude, so the aurora could be seen low on the horizon down to roughly 49.3°. Activity stayed at storm level (Kp 5 or more) for 9 hours.

03579 G1 G3 Thu 18 Jul 12:00 UTC · Kp 3.33 Thu 18 Jul 15:00 UTC · Kp 3.67 Thu 18 Jul 18:00 UTC · Kp 4.33 Thu 18 Jul 21:00 UTC · Kp 4.33 Fri 19 Jul 00:00 UTC · Kp 3.67 Fri 19 Jul 03:00 UTC · Kp 4.00 Fri 19 Jul 06:00 UTC · Kp 4.00 Fri 19 Jul 09:00 UTC · Kp 4.00 Fri 19 Jul 12:00 UTC · Kp 5.00 Fri 19 Jul 15:00 UTC · Kp 4.67 Fri 19 Jul 18:00 UTC · Kp 6.33 Fri 19 Jul 21:00 UTC · Kp 4.33 Sat 20 Jul 00:00 UTC · Kp 3.00 Sat 20 Jul 03:00 UTC · Kp 3.67 Sat 20 Jul 06:00 UTC · Kp 5.00 Sat 20 Jul 09:00 UTC · Kp 4.33 Sat 20 Jul 12:00 UTC · Kp 3.67 Sat 20 Jul 15:00 UTC · Kp 4.33 Sat 20 Jul 18:00 UTC · Kp 4.00 Fri 19 JulSat 20 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

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

CountryPlacesExamplesFurthest from the pole
Sweden 102 Stockholm, Gothenburg, Uppsala, Linköping Halmstad
Finland 37 Helsinki, Espoon keskus, Vantaa, Turku Raseborg
Norway 31 Stavanger, Kristiansand, Drammen, Sandnes Mandal
Latvia 27 Riga, Jelgava, Jūrmala, Ventspils Jelgava
Estonia 21 Tallinn, Tartu, Narva, Pärnu Võru
United Kingdom 14 Aberdeen, Dundee, Perth, Arbroath St Andrews
Denmark 8 Aalborg, Hjørring, Nørresundby, Frederikshavn Skive
Australia 7 Hobart, Launceston, Devonport, Burnie Burnie
New Zealand 7 Dunedin, Invercargill, Mosgiel, Gore Oamaru
Kazakhstan 3 Kostanay, Petropavl, Kokshetau Kostanay
Based on each place's Kp threshold (terrain included) and the Sun's position during each 3-hour Kp block.

Only in photos

894 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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