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G3Peak 26 May 1990 at 21:00 UTC

Northern Lights on 26 May 1990 (Kp 7.3): Where They Were Visible

Kp reached 7.3. At that level the edge of the auroral oval reaches about 51.8° magnetic latitude, so the aurora could be seen low on the horizon down to roughly 47.3°. Activity stayed at storm level (Kp 5 or more) for 18 hours.

03579 G1 G3 Fri 25 May 12:00 UTC · Kp 4.33 Fri 25 May 15:00 UTC · Kp 3.33 Fri 25 May 18:00 UTC · Kp 3.33 Fri 25 May 21:00 UTC · Kp 3.33 Sat 26 May 00:00 UTC · Kp 4.33 Sat 26 May 03:00 UTC · Kp 3.67 Sat 26 May 06:00 UTC · Kp 3.00 Sat 26 May 09:00 UTC · Kp 3.33 Sat 26 May 12:00 UTC · Kp 5.00 Sat 26 May 15:00 UTC · Kp 3.67 Sat 26 May 18:00 UTC · Kp 5.67 Sat 26 May 21:00 UTC · Kp 7.33 Sun 27 May 00:00 UTC · Kp 3.67 Sun 27 May 03:00 UTC · Kp 6.33 Sun 27 May 06:00 UTC · Kp 6.67 Sun 27 May 09:00 UTC · Kp 5.33 Sun 27 May 12:00 UTC · Kp 3.00 Sun 27 May 15:00 UTC · Kp 4.33 Sun 27 May 18:00 UTC · Kp 2.67 Sun 27 May 21:00 UTC · Kp 3.00 Mon 28 May 00:00 UTC · Kp 1.33 Mon 28 May 03:00 UTC · Kp 1.67 Mon 28 May 06:00 UTC · Kp 1.67 Mon 28 May 09:00 UTC · Kp 1.67 Sat 26 MaySun 27 MayMon 28 May
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

3,269 towns on our list had enough activity while it was dark there. Cloud cover is not included.

CountryPlacesExamplesFurthest from the pole
United States 1,201 Chicago, Seattle, Boston, Portland Pittsburgh
United Kingdom 650 London, Birmingham, Glasgow, Manchester Basingstoke
Canada 401 Toronto, Montreal, Calgary, Ottawa Eastern Passage
Germany 261 Berlin, Hamburg, Essen, Dortmund Leipzig
Poland 196 Warsaw, Łódź, Poznań, Gdańsk Lublin
Netherlands 138 Rotterdam, Amsterdam, The Hague, Utrecht Venlo
Sweden 123 Stockholm, Gothenburg, Malmö, Uppsala Trelleborg
Denmark 94 Copenhagen, Aarhus, Odense, Aalborg Nykøbing Falster
Ireland 55 Dublin, Cork, Limerick, Galway Cork
Latvia 39 Riga, Daugavpils, Liepāja, Jelgava Daugavpils
Lithuania 31 Vilnius, Kaunas, Klaipeda City Municipality, Šiauliai Druskininkai
Norway 26 Stavanger, Kristiansand, Sandnes, Fredrikstad Mandal
Estonia 21 Tallinn, Tartu, Narva, Pärnu Võru
New Zealand 17 Christchurch, Dunedin, Invercargill, Rolleston Rangiora
Australia 7 Hobart, Launceston, Devonport, Burnie Burnie
Finland 5 Kirkkonummen keskusta, Raseborg, Ekenäs, Saunalahti Raseborg
Belgium 3 Turnhout, Knokke-Heist, Kapellen Turnhout
Kazakhstan 1 Petropavl Petropavl
Based on each place's Kp threshold (terrain included) and the Sun's position during each 3-hour Kp block.

Only in photos

2,010 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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